diff --git a/dep/CMakeLists.txt b/dep/CMakeLists.txt index f85f5037..03de2b3f 100644 --- a/dep/CMakeLists.txt +++ b/dep/CMakeLists.txt @@ -10,7 +10,6 @@ add_subdirectory(threads) add_subdirectory(boost) -add_subdirectory(process) add_subdirectory(zlib) add_subdirectory(g3dlite) add_subdirectory(recastnavigation) diff --git a/dep/fmt/CMakeLists.txt b/dep/fmt/CMakeLists.txt index 4366dee9..fc9b1f79 100644 --- a/dep/fmt/CMakeLists.txt +++ b/dep/fmt/CMakeLists.txt @@ -1,4 +1,4 @@ -# Copyright (C) 2008-2019 TrinityCore +# This file is part of the TrinityCore Project. See AUTHORS file for Copyright information # # This file is free software; as a special exception the author gives # unlimited permission to copy and/or distribute it, with or without @@ -8,43 +8,30 @@ # WITHOUT ANY WARRANTY, to the extent permitted by law; without even the # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. -include(CheckSymbolExists) -if (WIN32) - check_symbol_exists(open io.h HAVE_OPEN) -else () - check_symbol_exists(open fcntl.h HAVE_OPEN) -endif () +set(FMT_HEADERS + include/fmt/args.h + include/fmt/chrono.h + include/fmt/color.h + include/fmt/compile.h + include/fmt/core.h + include/fmt/format.h + include/fmt/format-inl.h + include/fmt/os.h + include/fmt/ostream.h + include/fmt/printf.h + include/fmt/ranges.h + include/fmt/std.h + include/fmt/xchar.h) set(FMT_SOURCES - ${CMAKE_CURRENT_SOURCE_DIR}/fmt/container.h - ${CMAKE_CURRENT_SOURCE_DIR}/fmt/format.h - ${CMAKE_CURRENT_SOURCE_DIR}/fmt/format.cc - ${CMAKE_CURRENT_SOURCE_DIR}/fmt/ostream.h - ${CMAKE_CURRENT_SOURCE_DIR}/fmt/ostream.cc - ${CMAKE_CURRENT_SOURCE_DIR}/fmt/printf.h - ${CMAKE_CURRENT_SOURCE_DIR}/fmt/printf.cc - ${CMAKE_CURRENT_SOURCE_DIR}/fmt/string.h - ${CMAKE_CURRENT_SOURCE_DIR}/fmt/time.h) + src/format.cc + src/os.cc) -if (HAVE_OPEN) - set(FMT_SOURCES ${FMT_SOURCES} - ${CMAKE_CURRENT_SOURCE_DIR}/fmt/posix.h - ${CMAKE_CURRENT_SOURCE_DIR}/fmt/posix.cc) -endif() - -add_library(fmt STATIC ${FMT_SOURCES}) +add_library(fmt STATIC ${FMT_SOURCES} ${FMT_HEADERS}) target_include_directories(fmt PUBLIC - ${CMAKE_CURRENT_SOURCE_DIR}) - -target_compile_definitions(fmt - PUBLIC - -DFMT_USE_OVERRIDE - -DFMT_USE_VARIADIC_TEMPLATES - -DFMT_USE_RVALUE_REFERENCES - -DFMT_USE_DELETED_FUNCTIONS - -DFMT_USE_EXTERN_TEMPLATES) + ${CMAKE_CURRENT_SOURCE_DIR}/include) target_link_libraries(fmt PRIVATE diff --git a/dep/fmt/CONTRIBUTING.md b/dep/fmt/CONTRIBUTING.md new file mode 100644 index 00000000..b82f1450 --- /dev/null +++ b/dep/fmt/CONTRIBUTING.md @@ -0,0 +1,20 @@ +Contributing to {fmt} +===================== + +By submitting a pull request or a patch, you represent that you have the right +to license your contribution to the {fmt} project owners and the community, +agree that your contributions are licensed under the {fmt} license, and agree +to future changes to the licensing. + +All C++ code must adhere to [Google C++ Style Guide]( +https://google.github.io/styleguide/cppguide.html) with the following +exceptions: + +* Exceptions are permitted +* snake_case should be used instead of UpperCamelCase for function and type + names + +All documentation must adhere to the [Google Developer Documentation Style +Guide](https://developers.google.com/style). + +Thanks for contributing! diff --git a/dep/fmt/CONTRIBUTING.rst b/dep/fmt/CONTRIBUTING.rst deleted file mode 100644 index 506811d4..00000000 --- a/dep/fmt/CONTRIBUTING.rst +++ /dev/null @@ -1,11 +0,0 @@ -Contributing to fmt -=================== - -All C++ code must adhere to `Google C++ Style Guide -`_ with the following -exceptions: - -* Exceptions are permitted -* snake_case should be used instead of UpperCamelCase for function names - -Thanks for contributing! diff --git a/dep/fmt/ChangeLog.rst b/dep/fmt/ChangeLog.rst index 1633bac7..9c171af0 100644 --- a/dep/fmt/ChangeLog.rst +++ b/dep/fmt/ChangeLog.rst @@ -1,12 +1,2547 @@ -4.0.1 - TBD ------------ +7.1.3 - 2020-11-24 +------------------ + +* Fixed handling of buffer boundaries in ``format_to_n`` + (`#1996 `_, + `#2029 `_). + +* Fixed linkage errors when linking with a shared library + (`#2011 `_). + +* Reintroduced ostream support to range formatters + (`#2014 `_). + +* Worked around an issue with mixing std versions in gcc + (`#2017 `_). + +7.1.2 - 2020-11-04 +------------------ + +* Fixed floating point formatting with large precision + (`#1976 `_). + +7.1.1 - 2020-11-01 +------------------ + +* Fixed ABI compatibility with 7.0.x + (`#1961 `_). + +* Added the ``FMT_ARM_ABI_COMPATIBILITY`` macro to work around ABI + incompatibility between GCC and Clang on ARM + (`#1919 `_). + +* Worked around a SFINAE bug in GCC 8 + (`#1957 `_). + +* Fixed linkage errors when building with GCC's LTO + (`#1955 `_). + +* Fixed a compilation error when building without ``__builtin_clz`` or equivalent + (`#1968 `_). + Thanks `@tohammer (Tobias Hammer) `_. + +* Fixed a sign conversion warning + (`#1964 `_). + Thanks `@OptoCloud `_. + +7.1.0 - 2020-10-25 +------------------ + +* Switched from `Grisu3 + `_ + to `Dragonbox `_ for the default + floating-point formatting which gives the shortest decimal representation + with round-trip guarantee and correct rounding + (`#1882 `_, + `#1887 `_, + `#1894 `_). This makes {fmt} up to + 20-30x faster than common implementations of ``std::ostringstream`` and + ``sprintf`` on `dtoa-benchmark `_ + and faster than double-conversion and Ryū: + + .. image:: https://user-images.githubusercontent.com/576385/ + 95684665-11719600-0ba8-11eb-8e5b-972ff4e49428.png + + It is possible to get even better performance at the cost of larger binary + size by compiling with the ``FMT_USE_FULL_CACHE_DRAGONBOX`` macro set to 1. + + Thanks `@jk-jeon (Junekey Jeon) `_. + +* Added an experimental unsynchronized file output API which, together with + `format string compilation `_, + can give `5-9 times speed up compared to fprintf + `_ + on common platforms (`godbolt `__): + + .. code:: c++ + + #include + + int main() { + auto f = fmt::output_file("guide"); + f.print("The answer is {}.", 42); + } + +* Added a formatter for ``std::chrono::time_point`` + (`#1819 `_, + `#1837 `_). For example + (`godbolt `__): + + .. code:: c++ + + #include + + int main() { + auto now = std::chrono::system_clock::now(); + fmt::print("The time is {:%H:%M:%S}.\n", now); + } + + Thanks `@adamburgess (Adam Burgess) `_. + +* Added support for ranges with non-const ``begin``/``end`` to ``fmt::join`` + (`#1784 `_, + `#1786 `_). For example + (`godbolt `__): + + .. code:: c++ + + #include + #include + + int main() { + using std::literals::string_literals::operator""s; + auto strs = std::array{"a"s, "bb"s, "ccc"s}; + auto range = strs | ranges::views::filter( + [] (const std::string &x) { return x.size() != 2; } + ); + fmt::print("{}\n", fmt::join(range, "")); + } + + prints "accc". + + Thanks `@tonyelewis (Tony E Lewis) `_. + +* Added a ``memory_buffer::append`` overload that takes a range + (`#1806 `_). + Thanks `@BRevzin (Barry Revzin) `_. + +* Improved handling of single code units in ``FMT_COMPILE``. For example: + + .. code:: c++ + + #include + + char* f(char* buf) { + return fmt::format_to(buf, FMT_COMPILE("x{}"), 42); + } + + compiles to just (`godbolt `__): + + .. code:: asm + + _Z1fPc: + movb $120, (%rdi) + xorl %edx, %edx + cmpl $42, _ZN3fmt2v76detail10basic_dataIvE23zero_or_powers_of_10_32E+8(%rip) + movl $3, %eax + seta %dl + subl %edx, %eax + movzwl _ZN3fmt2v76detail10basic_dataIvE6digitsE+84(%rip), %edx + cltq + addq %rdi, %rax + movw %dx, -2(%rax) + ret + + Here a single ``mov`` instruction writes ``'x'`` (``$120``) to the output + buffer. + +* Added dynamic width support to format string compilation + (`#1809 `_). + +* Improved error reporting for unformattable types: now you'll get the type name + directly in the error message instead of the note: + + .. code:: c++ + + #include + + struct how_about_no {}; + + int main() { + fmt::print("{}", how_about_no()); + } + + Error (`godbolt `__): + + ``fmt/core.h:1438:3: error: static_assert failed due to requirement + 'fmt::v7::formattable()' "Cannot format an argument. + To make type T formattable provide a formatter specialization: + https://fmt.dev/latest/api.html#udt" + ...`` + +* Added the `make_args_checked `_ + function template that allows you to write formatting functions with + compile-time format string checks and avoid binary code bloat + (`godbolt `__): + + .. code:: c++ + + void vlog(const char* file, int line, fmt::string_view format, + fmt::format_args args) { + fmt::print("{}: {}: ", file, line); + fmt::vprint(format, args); + } + + template + void log(const char* file, int line, const S& format, Args&&... args) { + vlog(file, line, format, + fmt::make_args_checked(format, args...)); + } + + #define MY_LOG(format, ...) \ + log(__FILE__, __LINE__, FMT_STRING(format), __VA_ARGS__) + + MY_LOG("invalid squishiness: {}", 42); + +* Replaced ``snprintf`` fallback with a faster internal IEEE 754 ``float`` and + ``double`` formatter for arbitrary precision. For example + (`godbolt `__): + + .. code:: c++ + + #include + + int main() { + fmt::print("{:.500}\n", 4.9406564584124654E-324); + } + + prints + + ``4.9406564584124654417656879286822137236505980261432476442558568250067550727020875186529983636163599237979656469544571773092665671035593979639877479601078187812630071319031140452784581716784898210368871863605699873072305000638740915356498438731247339727316961514003171538539807412623856559117102665855668676818703956031062493194527159149245532930545654440112748012970999954193198940908041656332452475714786901472678015935523861155013480352649347201937902681071074917033322268447533357208324319360923829e-324``. + +* Made ``format_to_n`` and ``formatted_size`` part of the `core API + `__ + (`godbolt `__): + + .. code:: c++ + + #include + + int main() { + char buffer[10]; + auto result = fmt::format_to_n(buffer, sizeof(buffer), "{}", 42); + } + +* Added ``fmt::format_to_n`` overload with format string compilation + (`#1764 `_, + `#1767 `_, + `#1869 `_). For example + (`godbolt `__): + + .. code:: c++ + + #include + + int main() { + char buffer[8]; + fmt::format_to_n(buffer, sizeof(buffer), FMT_COMPILE("{}"), 42); + } + + Thanks `@Kurkin (Dmitry Kurkin) `_, + `@alexezeder (Alexey Ochapov) `_. + +* Added ``fmt::format_to`` overload that take ``text_style`` + (`#1593 `_, + `#1842 `_, + `#1843 `_). For example + (`godbolt `__): + + .. code:: c++ + + #include + + int main() { + std::string out; + fmt::format_to(std::back_inserter(out), + fmt::emphasis::bold | fg(fmt::color::red), + "The answer is {}.", 42); + } + + Thanks `@Naios (Denis Blank) `_. + +* Made the ``#`` specifier emit trailing zeros in addition to the decimal point + (`#1797 `_). For example + (`godbolt `__): + + .. code:: c++ + + #include + + int main() { + fmt::print("{:#.2g}", 0.5); + } + + prints ``0.50``. + +* Changed the default floating point format to not include ``.0`` for + consistency with ``std::format`` and ``std::to_chars`` + (`#1893 `_, + `#1943 `_). It is possible to get + the decimal point and trailing zero with the ``#`` specifier. + +* Fixed an issue with floating-point formatting that could result in addition of + a non-significant trailing zero in rare cases e.g. ``1.00e-34`` instead of + ``1.0e-34`` (`#1873 `_, + `#1917 `_). + +* Made ``fmt::to_string`` fallback on ``ostream`` insertion operator if + the ``formatter`` specialization is not provided + (`#1815 `_, + `#1829 `_). + Thanks `@alexezeder (Alexey Ochapov) `_. + +* Added support for the append mode to the experimental file API and + improved ``fcntl.h`` detection. + (`#1847 `_, + `#1848 `_). + Thanks `@t-wiser `_. + +* Fixed handling of types that have both an implicit conversion operator and + an overloaded ``ostream`` insertion operator + (`#1766 `_). + +* Fixed a slicing issue in an internal iterator type + (`#1822 `_). + Thanks `@BRevzin (Barry Revzin) `_. + +* Fixed an issue in locale-specific integer formatting + (`#1927 `_). + +* Fixed handling of exotic code unit types + (`#1870 `_, + `#1932 `_). + +* Improved ``FMT_ALWAYS_INLINE`` + (`#1878 `_). + Thanks `@jk-jeon (Junekey Jeon) `_. + +* Removed dependency on ``windows.h`` + (`#1900 `_). + Thanks `@bernd5 (Bernd Baumanns) `_. + +* Optimized counting of decimal digits on MSVC + (`#1890 `_). + Thanks `@mwinterb `_. + +* Improved documentation + (`#1772 `_, + `#1775 `_, + `#1792 `_, + `#1838 `_, + `#1888 `_, + `#1918 `_, + `#1939 `_). + Thanks `@leolchat (Léonard Gérard) `_, + `@pepsiman (Malcolm Parsons) `_, + `@Klaim (Joël Lamotte) `_, + `@ravijanjam (Ravi J) `_, + `@francesco-st `_, + `@udnaan (Adnan) `_. + +* Added the ``FMT_REDUCE_INT_INSTANTIATIONS`` CMake option that reduces the + binary code size at the cost of some integer formatting performance. This can + be useful for extremely memory-constrained embedded systems + (`#1778 `_, + `#1781 `_). + Thanks `@kammce (Khalil Estell) `_. + +* Added the ``FMT_USE_INLINE_NAMESPACES`` macro to control usage of inline + namespaces (`#1945 `_). + Thanks `@darklukee `_. + +* Improved build configuration + (`#1760 `_, + `#1770 `_, + `#1779 `_, + `#1783 `_, + `#1823 `_). + Thanks `@dvetutnev (Dmitriy Vetutnev) `_, + `@xvitaly (Vitaly Zaitsev) `_, + `@tambry (Raul Tambre) `_, + `@medithe `_, + `@martinwuehrer (Martin Wührer) `_. + +* Fixed various warnings and compilation issues + (`#1790 `_, + `#1802 `_, + `#1808 `_, + `#1810 `_, + `#1811 `_, + `#1812 `_, + `#1814 `_, + `#1816 `_, + `#1817 `_, + `#1818 `_, + `#1825 `_, + `#1836 `_, + `#1855 `_, + `#1856 `_, + `#1860 `_, + `#1877 `_, + `#1879 `_, + `#1880 `_, + `#1896 `_, + `#1897 `_, + `#1898 `_, + `#1904 `_, + `#1908 `_, + `#1911 `_, + `#1912 `_, + `#1928 `_, + `#1929 `_, + `#1935 `_ + `#1937 `_, + `#1942 `_, + `#1949 `_). + Thanks `@TheQwertiest `_, + `@medithe `_, + `@martinwuehrer (Martin Wührer) `_, + `@n16h7hunt3r `_, + `@Othereum (Seokjin Lee) `_, + `@gsjaardema (Greg Sjaardema) `_, + `@AlexanderLanin (Alexander Lanin) `_, + `@gcerretani (Giovanni Cerretani) `_, + `@chronoxor (Ivan Shynkarenka) `_, + `@noizefloor (Jan Schwers) `_, + `@akohlmey (Axel Kohlmeyer) `_, + `@jk-jeon (Junekey Jeon) `_, + `@rimathia `_, + `@rglarix (Riccardo Ghetta (larix)) `_, + `@moiwi `_, + `@heckad (Kazantcev Andrey) `_, + `@MarcDirven `_. + `@BartSiwek (Bart Siwek) `_, + `@darklukee `_. + +7.0.3 - 2020-08-06 +------------------ + +* Worked around broken ``numeric_limits`` for 128-bit integers + (`#1787 `_). + +* Added error reporting on missing named arguments + (`#1796 `_). + +* Stopped using 128-bit integers with clang-cl + (`#1800 `_). + Thanks `@Kingcom `_. + +* Fixed issues in locale-specific integer formatting + (`#1782 `_, + `#1801 `_). + +7.0.2 - 2020-07-29 +------------------ + +* Worked around broken ``numeric_limits`` for 128-bit integers + (`#1725 `_). + +* Fixed compatibility with CMake 3.4 + (`#1779 `_). + +* Fixed handling of digit separators in locale-specific formatting + (`#1782 `_). + +7.0.1 - 2020-07-07 +------------------ + +* Updated the inline version namespace name. + +* Worked around a gcc bug in mangling of alias templates + (`#1753 `_). + +* Fixed a linkage error on Windows + (`#1757 `_). + Thanks `@Kurkin (Dmitry Kurkin) `_. + +* Fixed minor issues with the documentation. + +7.0.0 - 2020-07-05 +------------------ + +* Reduced the library size. For example, on macOS a stripped test binary + statically linked with {fmt} `shrank from ~368k to less than 100k + `_. + +* Added a simpler and more efficient `format string compilation API + `_: + + .. code:: c++ + + #include + + // Converts 42 into std::string using the most efficient method and no + // runtime format string processing. + std::string s = fmt::format(FMT_COMPILE("{}"), 42); + + The old ``fmt::compile`` API is now deprecated. + +* Optimized integer formatting: ``format_to`` with format string compilation + and a stack-allocated buffer is now `faster than to_chars on both + libc++ and libstdc++ + `_. + +* Optimized handling of small format strings. For example, + + .. code:: c++ + + fmt::format("Result: {}: ({},{},{},{})", str1, str2, str3, str4, str5) + + is now ~40% faster (`#1685 `_). + +* Applied extern templates to improve compile times when using the core API + and ``fmt/format.h`` (`#1452 `_). + For example, on macOS with clang the compile time of a test translation unit + dropped from 2.3s to 0.3s with ``-O2`` and from 0.6s to 0.3s with the default + settings (``-O0``). + + Before (``-O2``):: + + % time c++ -c test.cc -I include -std=c++17 -O2 + c++ -c test.cc -I include -std=c++17 -O2 2.22s user 0.08s system 99% cpu 2.311 total + + After (``-O2``):: + + % time c++ -c test.cc -I include -std=c++17 -O2 + c++ -c test.cc -I include -std=c++17 -O2 0.26s user 0.04s system 98% cpu 0.303 total + + Before (default):: + + % time c++ -c test.cc -I include -std=c++17 + c++ -c test.cc -I include -std=c++17 0.53s user 0.06s system 98% cpu 0.601 total + + After (default):: + + % time c++ -c test.cc -I include -std=c++17 + c++ -c test.cc -I include -std=c++17 0.24s user 0.06s system 98% cpu 0.301 total + + It is still recommended to use ``fmt/core.h`` instead of ``fmt/format.h`` but + the compile time difference is now smaller. Thanks + `@alex3d `_ for the suggestion. + +* Named arguments are now stored on stack (no dynamic memory allocations) and + the compiled code is more compact and efficient. For example + + .. code:: c++ + + #include + + int main() { + fmt::print("The answer is {answer}\n", fmt::arg("answer", 42)); + } + + compiles to just (`godbolt `__) + + .. code:: asm + + .LC0: + .string "answer" + .LC1: + .string "The answer is {answer}\n" + main: + sub rsp, 56 + mov edi, OFFSET FLAT:.LC1 + mov esi, 23 + movabs rdx, 4611686018427387905 + lea rax, [rsp+32] + lea rcx, [rsp+16] + mov QWORD PTR [rsp+8], 1 + mov QWORD PTR [rsp], rax + mov DWORD PTR [rsp+16], 42 + mov QWORD PTR [rsp+32], OFFSET FLAT:.LC0 + mov DWORD PTR [rsp+40], 0 + call fmt::v6::vprint(fmt::v6::basic_string_view, + fmt::v6::format_args) + xor eax, eax + add rsp, 56 + ret + + .L.str.1: + .asciz "answer" + +* Implemented compile-time checks for dynamic width and precision + (`#1614 `_): + + .. code:: c++ + + #include + + int main() { + fmt::print(FMT_STRING("{0:{1}}"), 42); + } + + now gives a compilation error because argument 1 doesn't exist:: + + In file included from test.cc:1: + include/fmt/format.h:2726:27: error: constexpr variable 'invalid_format' must be + initialized by a constant expression + FMT_CONSTEXPR_DECL bool invalid_format = + ^ + ... + include/fmt/core.h:569:26: note: in call to + '&checker(s, {}).context_->on_error(&"argument not found"[0])' + if (id >= num_args_) on_error("argument not found"); + ^ + +* Added sentinel support to ``fmt::join`` + (`#1689 `_) + + .. code:: c++ + + struct zstring_sentinel {}; + bool operator==(const char* p, zstring_sentinel) { return *p == '\0'; } + bool operator!=(const char* p, zstring_sentinel) { return *p != '\0'; } + + struct zstring { + const char* p; + const char* begin() const { return p; } + zstring_sentinel end() const { return {}; } + }; + + auto s = fmt::format("{}", fmt::join(zstring{"hello"}, "_")); + // s == "h_e_l_l_o" + + Thanks `@BRevzin (Barry Revzin) `_. + +* Added support for named arguments, ``clear`` and ``reserve`` to + ``dynamic_format_arg_store`` + (`#1655 `_, + `#1663 `_, + `#1674 `_, + `#1677 `_). + Thanks `@vsolontsov-ll (Vladimir Solontsov) + `_. + +* Added support for the ``'c'`` format specifier to integral types for + compatibility with ``std::format`` + (`#1652 `_). + +* Replaced the ``'n'`` format specifier with ``'L'`` for compatibility with + ``std::format`` (`#1624 `_). + The ``'n'`` specifier can be enabled via the ``FMT_DEPRECATED_N_SPECIFIER`` + macro. + +* The ``'='`` format specifier is now disabled by default for compatibility with + ``std::format``. It can be enabled via the ``FMT_DEPRECATED_NUMERIC_ALIGN`` + macro. + +* Removed the following deprecated APIs: + + * ``FMT_STRING_ALIAS`` and ``fmt`` macros - replaced by ``FMT_STRING`` + * ``fmt::basic_string_view::char_type`` - replaced by + ``fmt::basic_string_view::value_type`` + * ``convert_to_int`` + * ``format_arg_store::types`` + * ``*parse_context`` - replaced by ``*format_parse_context`` + * ``FMT_DEPRECATED_INCLUDE_OS`` + * ``FMT_DEPRECATED_PERCENT`` - incompatible with ``std::format`` + * ``*writer`` - replaced by compiled format API + +* Renamed the ``internal`` namespace to ``detail`` + (`#1538 `_). The former is still + provided as an alias if the ``FMT_USE_INTERNAL`` macro is defined. + +* Improved compatibility between ``fmt::printf`` with the standard specs + (`#1595 `_, + `#1682 `_, + `#1683 `_, + `#1687 `_, + `#1699 `_). + Thanks `@rimathia `_. + +* Fixed handling of ``operator<<`` overloads that use ``copyfmt`` + (`#1666 `_). + +* Added the ``FMT_OS`` CMake option to control inclusion of OS-specific APIs + in the fmt target. This can be useful for embedded platforms + (`#1654 `_, + `#1656 `_). + Thanks `@kwesolowski (Krzysztof Wesolowski) + `_. + +* Replaced ``FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION`` with the ``FMT_FUZZ`` + macro to prevent interferring with fuzzing of projects using {fmt} + (`#1650 `_). + Thanks `@asraa (Asra Ali) `_. + +* Fixed compatibility with emscripten + (`#1636 `_, + `#1637 `_). + Thanks `@ArthurSonzogni (Arthur Sonzogni) + `_. + +* Improved documentation + (`#704 `_, + `#1643 `_, + `#1660 `_, + `#1681 `_, + `#1691 `_, + `#1706 `_, + `#1714 `_, + `#1721 `_, + `#1739 `_, + `#1740 `_, + `#1741 `_, + `#1751 `_). + Thanks `@senior7515 (Alexander Gallego) `_, + `@lsr0 (Lindsay Roberts) `_, + `@puetzk (Kevin Puetz) `_, + `@fpelliccioni (Fernando Pelliccioni) `_, + Alexey Kuzmenko, `@jelly (jelle van der Waa) `_, + `@claremacrae (Clare Macrae) `_, + `@jiapengwen (文佳鹏) `_, + `@gsjaardema (Greg Sjaardema) `_, + `@alexey-milovidov `_. + +* Implemented various build configuration fixes and improvements + (`#1603 `_, + `#1657 `_, + `#1702 `_, + `#1728 `_). + Thanks `@scramsby (Scott Ramsby) `_, + `@jtojnar (Jan Tojnar) `_, + `@orivej (Orivej Desh) `_, + `@flagarde `_. + +* Fixed various warnings and compilation issues + (`#1616 `_, + `#1620 `_, + `#1622 `_, + `#1625 `_, + `#1627 `_, + `#1628 `_, + `#1629 `_, + `#1631 `_, + `#1633 `_, + `#1649 `_, + `#1658 `_, + `#1661 `_, + `#1667 `_, + `#1668 `_, + `#1669 `_, + `#1692 `_, + `#1696 `_, + `#1697 `_, + `#1707 `_, + `#1712 `_, + `#1716 `_, + `#1722 `_, + `#1724 `_, + `#1729 `_, + `#1738 `_, + `#1742 `_, + `#1743 `_, + `#1744 `_, + `#1747 `_, + `#1750 `_). + Thanks `@gsjaardema (Greg Sjaardema) `_, + `@gabime (Gabi Melman) `_, + `@johnor (Johan) `_, + `@Kurkin (Dmitry Kurkin) `_, + `@invexed (James Beach) `_, + `@peterbell10 `_, + `@daixtrose (Markus Werle) `_, + `@petrutlucian94 (Lucian Petrut) `_, + `@Neargye (Daniil Goncharov) `_, + `@ambitslix (Attila M. Szilagyi) `_, + `@gabime (Gabi Melman) `_, + `@erthink (Leonid Yuriev) `_, + `@tohammer (Tobias Hammer) `_, + `@0x8000-0000 (Florin Iucha) `_. + +6.2.1 - 2020-05-09 +------------------ + +* Fixed ostream support in ``sprintf`` + (`#1631 `_). + +* Fixed type detection when using implicit conversion to ``string_view`` and + ostream ``operator<<`` inconsistently + (`#1662 `_). + +6.2.0 - 2020-04-05 +------------------ + +* Improved error reporting when trying to format an object of a non-formattable + type: + + .. code:: c++ + + fmt::format("{}", S()); + + now gives:: + + include/fmt/core.h:1015:5: error: static_assert failed due to requirement + 'formattable' "Cannot format argument. To make type T formattable provide a + formatter specialization: + https://fmt.dev/latest/api.html#formatting-user-defined-types" + static_assert( + ^ + ... + note: in instantiation of function template specialization + 'fmt::v6::format' requested here + fmt::format("{}", S()); + ^ + + if ``S`` is not formattable. + +* Reduced the library size by ~10%. + +* Always print decimal point if ``#`` is specified + (`#1476 `_, + `#1498 `_): + + .. code:: c++ + + fmt::print("{:#.0f}", 42.0); + + now prints ``42.`` + +* Implemented the ``'L'`` specifier for locale-specific numeric formatting to + improve compatibility with ``std::format``. The ``'n'`` specifier is now + deprecated and will be removed in the next major release. + +* Moved OS-specific APIs such as ``windows_error`` from ``fmt/format.h`` to + ``fmt/os.h``. You can define ``FMT_DEPRECATED_INCLUDE_OS`` to automatically + include ``fmt/os.h`` from ``fmt/format.h`` for compatibility but this will be + disabled in the next major release. + +* Added precision overflow detection in floating-point formatting. + +* Implemented detection of invalid use of ``fmt::arg``. + +* Used ``type_identity`` to block unnecessary template argument deduction. + Thanks Tim Song. + +* Improved UTF-8 handling + (`#1109 `_): + + .. code:: c++ + + fmt::print("┌{0:─^{2}}┐\n" + "│{1: ^{2}}│\n" + "└{0:─^{2}}┘\n", "", "Привет, мир!", 20); + + now prints:: + + ┌────────────────────┐ + │ Привет, мир! │ + └────────────────────┘ + + on systems that support Unicode. + +* Added experimental dynamic argument storage + (`#1170 `_, + `#1584 `_): + + .. code:: c++ + + fmt::dynamic_format_arg_store store; + store.push_back("answer"); + store.push_back(42); + fmt::vprint("The {} is {}.\n", store); + + prints:: + + The answer is 42. + + Thanks `@vsolontsov-ll (Vladimir Solontsov) + `_. + +* Made ``fmt::join`` accept ``initializer_list`` + (`#1591 `_). + Thanks `@Rapotkinnik (Nikolay Rapotkin) `_. + +* Fixed handling of empty tuples + (`#1588 `_). + +* Fixed handling of output iterators in ``format_to_n`` + (`#1506 `_). + +* Fixed formatting of ``std::chrono::duration`` types to wide output + (`#1533 `_). + Thanks `@zeffy (pilao) `_. + +* Added const ``begin`` and ``end`` overload to buffers + (`#1553 `_). + Thanks `@dominicpoeschko `_. + +* Added the ability to disable floating-point formatting via ``FMT_USE_FLOAT``, + ``FMT_USE_DOUBLE`` and ``FMT_USE_LONG_DOUBLE`` macros for extremely + memory-constrained embedded system + (`#1590 `_). + Thanks `@albaguirre (Alberto Aguirre) `_. + +* Made ``FMT_STRING`` work with ``constexpr`` ``string_view`` + (`#1589 `_). + Thanks `@scramsby (Scott Ramsby) `_. + +* Implemented a minor optimization in the format string parser + (`#1560 `_). + Thanks `@IkarusDeveloper `_. + +* Improved attribute detection + (`#1469 `_, + `#1475 `_, + `#1576 `_). + Thanks `@federico-busato (Federico) `_, + `@chronoxor (Ivan Shynkarenka) `_, + `@refnum `_. + +* Improved documentation + (`#1481 `_, + `#1523 `_). + Thanks `@JackBoosY (Jack·Boos·Yu) `_, + `@imba-tjd (谭九鼎) `_. + +* Fixed symbol visibility on Linux when compiling with ``-fvisibility=hidden`` + (`#1535 `_). + Thanks `@milianw (Milian Wolff) `_. + +* Implemented various build configuration fixes and improvements + (`#1264 `_, + `#1460 `_, + `#1534 `_, + `#1536 `_, + `#1545 `_, + `#1546 `_, + `#1566 `_, + `#1582 `_, + `#1597 `_, + `#1598 `_). + Thanks `@ambitslix (Attila M. Szilagyi) `_, + `@jwillikers (Jordan Williams) `_, + `@stac47 (Laurent Stacul) `_. + +* Fixed various warnings and compilation issues + (`#1433 `_, + `#1461 `_, + `#1470 `_, + `#1480 `_, + `#1485 `_, + `#1492 `_, + `#1493 `_, + `#1504 `_, + `#1505 `_, + `#1512 `_, + `#1515 `_, + `#1516 `_, + `#1518 `_, + `#1519 `_, + `#1520 `_, + `#1521 `_, + `#1522 `_, + `#1524 `_, + `#1530 `_, + `#1531 `_, + `#1532 `_, + `#1539 `_, + `#1547 `_, + `#1548 `_, + `#1554 `_, + `#1567 `_, + `#1568 `_, + `#1569 `_, + `#1571 `_, + `#1573 `_, + `#1575 `_, + `#1581 `_, + `#1583 `_, + `#1586 `_, + `#1587 `_, + `#1594 `_, + `#1596 `_, + `#1604 `_, + `#1606 `_, + `#1607 `_, + `#1609 `_). + Thanks `@marti4d (Chris Martin) `_, + `@iPherian `_, + `@parkertomatoes `_, + `@gsjaardema (Greg Sjaardema) `_, + `@chronoxor (Ivan Shynkarenka) `_, + `@DanielaE (Daniela Engert) `_, + `@torsten48 `_, + `@tohammer (Tobias Hammer) `_, + `@lefticus (Jason Turner) `_, + `@ryusakki (Haise) `_, + `@adnsv (Alex Denisov) `_, + `@fghzxm `_, + `@refnum `_, + `@pramodk (Pramod Kumbhar) `_, + `@Spirrwell `_, + `@scramsby (Scott Ramsby) `_. + +6.1.2 - 2019-12-11 +------------------ + +* Fixed ABI compatibility with ``libfmt.so.6.0.0`` + (`#1471 `_). + +* Fixed handling types convertible to ``std::string_view`` + (`#1451 `_). + Thanks `@denizevrenci (Deniz Evrenci) `_. + +* Made CUDA test an opt-in enabled via the ``FMT_CUDA_TEST`` CMake option. + +* Fixed sign conversion warnings + (`#1440 `_). + Thanks `@0x8000-0000 (Florin Iucha) `_. + +6.1.1 - 2019-12-04 +------------------ + +* Fixed shared library build on Windows + (`#1443 `_, + `#1445 `_, + `#1446 `_, + `#1450 `_). + Thanks `@egorpugin (Egor Pugin) `_, + `@bbolli (Beat Bolli) `_. + +* Added a missing decimal point in exponent notation with trailing zeros. + +* Removed deprecated ``format_arg_store::TYPES``. + +6.1.0 - 2019-12-01 +------------------ + +* {fmt} now formats IEEE 754 ``float`` and ``double`` using the shortest decimal + representation with correct rounding by default: + + .. code:: c++ + + #include + #include + + int main() { + fmt::print("{}", M_PI); + } + + prints ``3.141592653589793``. + +* Made the fast binary to decimal floating-point formatter the default, + simplified it and improved performance. {fmt} is now 15 times faster than + libc++'s ``std::ostringstream``, 11 times faster than ``printf`` and 10% + faster than double-conversion on `dtoa-benchmark + `_: + + ================== ========= ======= + Function Time (ns) Speedup + ================== ========= ======= + ostringstream 1,346.30 1.00x + ostrstream 1,195.74 1.13x + sprintf 995.08 1.35x + doubleconv 99.10 13.59x + fmt 88.34 15.24x + ================== ========= ======= + + .. image:: https://user-images.githubusercontent.com/576385/ + 69767160-cdaca400-112f-11ea-9fc5-347c9f83caad.png + +* {fmt} no longer converts ``float`` arguments to ``double``. In particular this + improves the default (shortest) representation of floats and makes + ``fmt::format`` consistent with ``std::format`` specs + (`#1336 `_, + `#1353 `_, + `#1360 `_, + `#1361 `_): + + .. code:: c++ + + fmt::print("{}", 0.1f); + + prints ``0.1`` instead of ``0.10000000149011612``. + + Thanks `@orivej (Orivej Desh) `_. + +* Made floating-point formatting output consistent with ``printf``/iostreams + (`#1376 `_, + `#1417 `_). + +* Added support for 128-bit integers + (`#1287 `_): + + .. code:: c++ + + fmt::print("{}", std::numeric_limits<__int128_t>::max()); + + prints ``170141183460469231731687303715884105727``. + + Thanks `@denizevrenci (Deniz Evrenci) `_. + +* The overload of ``print`` that takes ``text_style`` is now atomic, i.e. the + output from different threads doesn't interleave + (`#1351 `_). + Thanks `@tankiJong (Tanki Zhang) `_. + +* Made compile time in the header-only mode ~20% faster by reducing the number + of template instantiations. ``wchar_t`` overload of ``vprint`` was moved from + ``fmt/core.h`` to ``fmt/format.h``. + +* Added an overload of ``fmt::join`` that works with tuples + (`#1322 `_, + `#1330 `_): + + .. code:: c++ + + #include + #include + + int main() { + std::tuple t{'a', 1, 2.0f}; + fmt::print("{}", t); + } + + prints ``('a', 1, 2.0)``. + + Thanks `@jeremyong (Jeremy Ong) `_. + +* Changed formatting of octal zero with prefix from "00" to "0": + + .. code:: c++ + + fmt::print("{:#o}", 0); + + prints ``0``. + +* The locale is now passed to ostream insertion (``<<``) operators + (`#1406 `_): + + .. code:: c++ + + #include + #include + + struct S { + double value; + }; + + std::ostream& operator<<(std::ostream& os, S s) { + return os << s.value; + } + + int main() { + auto s = fmt::format(std::locale("fr_FR.UTF-8"), "{}", S{0.42}); + // s == "0,42" + } + + Thanks `@dlaugt (Daniel Laügt) `_. + +* Locale-specific number formatting now uses grouping + (`#1393 `_ + `#1394 `_). + Thanks `@skrdaniel `_. + +* Fixed handling of types with deleted implicit rvalue conversion to + ``const char**`` (`#1421 `_): + + .. code:: c++ + + struct mystring { + operator const char*() const&; + operator const char*() &; + operator const char*() const&& = delete; + operator const char*() && = delete; + }; + mystring str; + fmt::print("{}", str); // now compiles + +* Enums are now mapped to correct underlying types instead of ``int`` + (`#1286 `_). + Thanks `@agmt (Egor Seredin) `_. + +* Enum classes are no longer implicitly converted to ``int`` + (`#1424 `_). + +* Added ``basic_format_parse_context`` for consistency with C++20 + ``std::format`` and deprecated ``basic_parse_context``. + +* Fixed handling of UTF-8 in precision + (`#1389 `_, + `#1390 `_). + Thanks `@tajtiattila (Attila Tajti) `_. + +* {fmt} can now be installed on Linux, macOS and Windows with + `Conda `__ using its + `conda-forge `__ + `package `__ + (`#1410 `_):: + + conda install -c conda-forge fmt + + Thanks `@tdegeus (Tom de Geus) `_. + +* Added a CUDA test (`#1285 `_, + `#1317 `_). + Thanks `@luncliff (Park DongHa) `_ and + `@risa2000 `_. + +* Improved documentation (`#1276 `_, + `#1291 `_, + `#1296 `_, + `#1315 `_, + `#1332 `_, + `#1337 `_, + `#1395 `_ + `#1418 `_). + Thanks + `@waywardmonkeys (Bruce Mitchener) `_, + `@pauldreik (Paul Dreik) `_, + `@jackoalan (Jack Andersen) `_. + +* Various code improvements + (`#1358 `_, + `#1407 `_). + Thanks `@orivej (Orivej Desh) `_, + `@dpacbach (David P. Sicilia) `_, + +* Fixed compile-time format string checks for user-defined types + (`#1292 `_). + +* Worked around a false positive in ``unsigned-integer-overflow`` sanitizer + (`#1377 `_). + +* Fixed various warnings and compilation issues + (`#1273 `_, + `#1278 `_, + `#1280 `_, + `#1281 `_, + `#1288 `_, + `#1290 `_, + `#1301 `_, + `#1305 `_, + `#1306 `_, + `#1309 `_, + `#1312 `_, + `#1313 `_, + `#1316 `_, + `#1319 `_, + `#1320 `_, + `#1326 `_, + `#1328 `_, + `#1344 `_, + `#1345 `_, + `#1347 `_, + `#1349 `_, + `#1354 `_, + `#1362 `_, + `#1366 `_, + `#1364 `_, + `#1370 `_, + `#1371 `_, + `#1385 `_, + `#1388 `_, + `#1397 `_, + `#1414 `_, + `#1416 `_, + `#1422 `_ + `#1427 `_, + `#1431 `_, + `#1433 `_). + Thanks `@hhb `_, + `@gsjaardema (Greg Sjaardema) `_, + `@gabime (Gabi Melman) `_, + `@neheb (Rosen Penev) `_, + `@vedranmiletic (Vedran Miletić) `_, + `@dkavolis (Daumantas Kavolis) `_, + `@mwinterb `_, + `@orivej (Orivej Desh) `_, + `@denizevrenci (Deniz Evrenci) `_ + `@leonklingele `_, + `@chronoxor (Ivan Shynkarenka) `_, + `@kent-tri `_, + `@0x8000-0000 (Florin Iucha) `_, + `@marti4d (Chris Martin) `_. + +6.0.0 - 2019-08-26 +------------------ + +* Switched to the `MIT license + `_ + with an optional exception that allows distributing binary code without + attribution. + +* Floating-point formatting is now locale-independent by default: + + .. code:: c++ + + #include + #include + + int main() { + std::locale::global(std::locale("ru_RU.UTF-8")); + fmt::print("value = {}", 4.2); + } + + prints "value = 4.2" regardless of the locale. + + For locale-specific formatting use the ``n`` specifier: + + .. code:: c++ + + std::locale::global(std::locale("ru_RU.UTF-8")); + fmt::print("value = {:n}", 4.2); + + prints "value = 4,2". + +* Added an experimental Grisu floating-point formatting algorithm + implementation (disabled by default). To enable it compile with the + ``FMT_USE_GRISU`` macro defined to 1: + + .. code:: c++ + + #define FMT_USE_GRISU 1 + #include + + auto s = fmt::format("{}", 4.2); // formats 4.2 using Grisu + + With Grisu enabled, {fmt} is 13x faster than ``std::ostringstream`` (libc++) + and 10x faster than ``sprintf`` on `dtoa-benchmark + `_ (`full results + `_): + + .. image:: https://user-images.githubusercontent.com/576385/ + 54883977-9fe8c000-4e28-11e9-8bde-272d122e7c52.jpg + +* Separated formatting and parsing contexts for consistency with + `C++20 std::format `_, removing the + undocumented ``basic_format_context::parse_context()`` function. + +* Added `oss-fuzz `_ support + (`#1199 `_). + Thanks `@pauldreik (Paul Dreik) `_. + +* ``formatter`` specializations now always take precedence over ``operator<<`` + (`#952 `_): + + .. code:: c++ + + #include + #include + + struct S {}; + + std::ostream& operator<<(std::ostream& os, S) { + return os << 1; + } + + template <> + struct fmt::formatter : fmt::formatter { + auto format(S, format_context& ctx) { + return formatter::format(2, ctx); + } + }; + + int main() { + std::cout << S() << "\n"; // prints 1 using operator<< + fmt::print("{}\n", S()); // prints 2 using formatter + } + +* Introduced the experimental ``fmt::compile`` function that does format string + compilation (`#618 `_, + `#1169 `_, + `#1171 `_): + + .. code:: c++ + + #include + + auto f = fmt::compile("{}"); + std::string s = fmt::format(f, 42); // can be called multiple times to + // format different values + // s == "42" + + It moves the cost of parsing a format string outside of the format function + which can be beneficial when identically formatting many objects of the same + types. Thanks `@stryku (Mateusz Janek) `_. + +* Added experimental ``%`` format specifier that formats floating-point values + as percentages (`#1060 `_, + `#1069 `_, + `#1071 `_): + + .. code:: c++ + + auto s = fmt::format("{:.1%}", 0.42); // s == "42.0%" + + Thanks `@gawain-bolton (Gawain Bolton) `_. + +* Implemented precision for floating-point durations + (`#1004 `_, + `#1012 `_): + + .. code:: c++ + + auto s = fmt::format("{:.1}", std::chrono::duration(1.234)); + // s == 1.2s + + Thanks `@DanielaE (Daniela Engert) `_. + +* Implemented ``chrono`` format specifiers ``%Q`` and ``%q`` that give the value + and the unit respectively (`#1019 `_): + + .. code:: c++ + + auto value = fmt::format("{:%Q}", 42s); // value == "42" + auto unit = fmt::format("{:%q}", 42s); // unit == "s" + + Thanks `@DanielaE (Daniela Engert) `_. + +* Fixed handling of dynamic width in chrono formatter: + + .. code:: c++ + + auto s = fmt::format("{0:{1}%H:%M:%S}", std::chrono::seconds(12345), 12); + // ^ width argument index ^ width + // s == "03:25:45 " + + Thanks Howard Hinnant. + +* Removed deprecated ``fmt/time.h``. Use ``fmt/chrono.h`` instead. + +* Added ``fmt::format`` and ``fmt::vformat`` overloads that take ``text_style`` + (`#993 `_, + `#994 `_): + + .. code:: c++ + + #include + + std::string message = fmt::format(fmt::emphasis::bold | fg(fmt::color::red), + "The answer is {}.", 42); + + Thanks `@Naios (Denis Blank) `_. + +* Removed the deprecated color API (``print_colored``). Use the new API, namely + ``print`` overloads that take ``text_style`` instead. + +* Made ``std::unique_ptr`` and ``std::shared_ptr`` formattable as pointers via + ``fmt::ptr`` (`#1121 `_): + + .. code:: c++ + + std::unique_ptr p = ...; + fmt::print("{}", fmt::ptr(p)); // prints p as a pointer + + Thanks `@sighingnow (Tao He) `_. + +* Made ``print`` and ``vprint`` report I/O errors + (`#1098 `_, + `#1099 `_). + Thanks `@BillyDonahue (Billy Donahue) `_. + +* Marked deprecated APIs with the ``[[deprecated]]`` attribute and removed + internal uses of deprecated APIs + (`#1022 `_). + Thanks `@eliaskosunen (Elias Kosunen) `_. + +* Modernized the codebase using more C++11 features and removing workarounds. + Most importantly, ``buffer_context`` is now an alias template, so + use ``buffer_context`` instead of ``buffer_context::type``. + These features require GCC 4.8 or later. + +* ``formatter`` specializations now always take precedence over implicit + conversions to ``int`` and the undocumented ``convert_to_int`` trait + is now deprecated. + +* Moved the undocumented ``basic_writer``, ``writer``, and ``wwriter`` types + to the ``internal`` namespace. + +* Removed deprecated ``basic_format_context::begin()``. Use ``out()`` instead. + +* Disallowed passing the result of ``join`` as an lvalue to prevent misuse. + +* Refactored the undocumented structs that represent parsed format specifiers + to simplify the API and allow multibyte fill. + +* Moved SFINAE to template parameters to reduce symbol sizes. + +* Switched to ``fputws`` for writing wide strings so that it's no longer + required to call ``_setmode`` on Windows + (`#1229 `_, + `#1243 `_). + Thanks `@jackoalan (Jack Andersen) `_. + +* Improved literal-based API + (`#1254 `_). + Thanks `@sylveon (Charles Milette) `_. + +* Added support for exotic platforms without ``uintptr_t`` such as IBM i + (AS/400) which has 128-bit pointers and only 64-bit integers + (`#1059 `_). + +* Added `Sublime Text syntax highlighting config + `_ + (`#1037 `_). + Thanks `@Kronuz (Germán Méndez Bravo) `_. + +* Added the ``FMT_ENFORCE_COMPILE_STRING`` macro to enforce the use of + compile-time format strings + (`#1231 `_). + Thanks `@jackoalan (Jack Andersen) `_. + +* Stopped setting ``CMAKE_BUILD_TYPE`` if {fmt} is a subproject + (`#1081 `_). + +* Various build improvements + (`#1039 `_, + `#1078 `_, + `#1091 `_, + `#1103 `_, + `#1177 `_). + Thanks `@luncliff (Park DongHa) `_, + `@jasonszang (Jason Shuo Zang) `_, + `@olafhering (Olaf Hering) `_, + `@Lecetem `_, + `@pauldreik (Paul Dreik) `_. + +* Improved documentation + (`#1049 `_, + `#1051 `_, + `#1083 `_, + `#1113 `_, + `#1114 `_, + `#1146 `_, + `#1180 `_, + `#1250 `_, + `#1252 `_, + `#1265 `_). + Thanks `@mikelui (Michael Lui) `_, + `@foonathan (Jonathan Müller) `_, + `@BillyDonahue (Billy Donahue) `_, + `@jwakely (Jonathan Wakely) `_, + `@kaisbe (Kais Ben Salah) `_, + `@sdebionne (Samuel Debionne) `_. + +* Fixed ambiguous formatter specialization in ``fmt/ranges.h`` + (`#1123 `_). + +* Fixed formatting of a non-empty ``std::filesystem::path`` which is an + infinitely deep range of its components + (`#1268 `_). + +* Fixed handling of general output iterators when formatting characters + (`#1056 `_, + `#1058 `_). + Thanks `@abolz (Alexander Bolz) `_. + +* Fixed handling of output iterators in ``formatter`` specialization for + ranges (`#1064 `_). + +* Fixed handling of exotic character types + (`#1188 `_). + +* Made chrono formatting work with exceptions disabled + (`#1062 `_). + +* Fixed DLL visibility issues + (`#1134 `_, + `#1147 `_). + Thanks `@denchat `_. + +* Disabled the use of UDL template extension on GCC 9 + (`#1148 `_). + +* Removed misplaced ``format`` compile-time checks from ``printf`` + (`#1173 `_). + +* Fixed issues in the experimental floating-point formatter + (`#1072 `_, + `#1129 `_, + `#1153 `_, + `#1155 `_, + `#1210 `_, + `#1222 `_). + Thanks `@alabuzhev (Alex Alabuzhev) `_. + +* Fixed bugs discovered by fuzzing or during fuzzing integration + (`#1124 `_, + `#1127 `_, + `#1132 `_, + `#1135 `_, + `#1136 `_, + `#1141 `_, + `#1142 `_, + `#1178 `_, + `#1179 `_, + `#1194 `_). + Thanks `@pauldreik (Paul Dreik) `_. + +* Fixed building tests on FreeBSD and Hurd + (`#1043 `_). + Thanks `@jackyf (Eugene V. Lyubimkin) `_. + +* Fixed various warnings and compilation issues + (`#998 `_, + `#1006 `_, + `#1008 `_, + `#1011 `_, + `#1025 `_, + `#1027 `_, + `#1028 `_, + `#1029 `_, + `#1030 `_, + `#1031 `_, + `#1054 `_, + `#1063 `_, + `#1068 `_, + `#1074 `_, + `#1075 `_, + `#1079 `_, + `#1086 `_, + `#1088 `_, + `#1089 `_, + `#1094 `_, + `#1101 `_, + `#1102 `_, + `#1105 `_, + `#1107 `_, + `#1115 `_, + `#1117 `_, + `#1118 `_, + `#1120 `_, + `#1123 `_, + `#1139 `_, + `#1140 `_, + `#1143 `_, + `#1144 `_, + `#1150 `_, + `#1151 `_, + `#1152 `_, + `#1154 `_, + `#1156 `_, + `#1159 `_, + `#1175 `_, + `#1181 `_, + `#1186 `_, + `#1187 `_, + `#1191 `_, + `#1197 `_, + `#1200 `_, + `#1203 `_, + `#1205 `_, + `#1206 `_, + `#1213 `_, + `#1214 `_, + `#1217 `_, + `#1228 `_, + `#1230 `_, + `#1232 `_, + `#1235 `_, + `#1236 `_, + `#1240 `_). + Thanks `@DanielaE (Daniela Engert) `_, + `@mwinterb `_, + `@eliaskosunen (Elias Kosunen) `_, + `@morinmorin `_, + `@ricco19 (Brian Ricciardelli) `_, + `@waywardmonkeys (Bruce Mitchener) `_, + `@chronoxor (Ivan Shynkarenka) `_, + `@remyabel `_, + `@pauldreik (Paul Dreik) `_, + `@gsjaardema (Greg Sjaardema) `_, + `@rcane (Ronny Krüger) `_, + `@mocabe `_, + `@denchat `_, + `@cjdb (Christopher Di Bella) `_, + `@HazardyKnusperkeks (Björn Schäpers) `_, + `@vedranmiletic (Vedran Miletić) `_, + `@jackoalan (Jack Andersen) `_, + `@DaanDeMeyer (Daan De Meyer) `_, + `@starkmapper (Mark Stapper) `_. + +5.3.0 - 2018-12-28 +------------------ + +* Introduced experimental chrono formatting support: + + .. code:: c++ + + #include + + int main() { + using namespace std::literals::chrono_literals; + fmt::print("Default format: {} {}\n", 42s, 100ms); + fmt::print("strftime-like format: {:%H:%M:%S}\n", 3h + 15min + 30s); + } + + prints:: + + Default format: 42s 100ms + strftime-like format: 03:15:30 + +* Added experimental support for emphasis (bold, italic, underline, + strikethrough), colored output to a file stream, and improved colored + formatting API + (`#961 `_, + `#967 `_, + `#973 `_): + + .. code:: c++ + + #include + + int main() { + print(fg(fmt::color::crimson) | fmt::emphasis::bold, + "Hello, {}!\n", "world"); + print(fg(fmt::color::floral_white) | bg(fmt::color::slate_gray) | + fmt::emphasis::underline, "Hello, {}!\n", "мир"); + print(fg(fmt::color::steel_blue) | fmt::emphasis::italic, + "Hello, {}!\n", "世界"); + } + + prints the following on modern terminals with RGB color support: + + .. image:: https://user-images.githubusercontent.com/576385/ + 50405788-b66e7500-076e-11e9-9592-7324d1f951d8.png + + Thanks `@Rakete1111 (Nicolas) `_. + +* Added support for 4-bit terminal colors + (`#968 `_, + `#974 `_) + + .. code:: c++ + + #include + + int main() { + print(fg(fmt::terminal_color::red), "stop\n"); + } + + Note that these colors vary by terminal: + + .. image:: https://user-images.githubusercontent.com/576385/ + 50405925-dbfc7e00-0770-11e9-9b85-333fab0af9ac.png + + Thanks `@Rakete1111 (Nicolas) `_. + +* Parameterized formatting functions on the type of the format string + (`#880 `_, + `#881 `_, + `#883 `_, + `#885 `_, + `#897 `_, + `#920 `_). + Any object of type ``S`` that has an overloaded ``to_string_view(const S&)`` + returning ``fmt::string_view`` can be used as a format string: + + .. code:: c++ + + namespace my_ns { + inline string_view to_string_view(const my_string& s) { + return {s.data(), s.length()}; + } + } + + std::string message = fmt::format(my_string("The answer is {}."), 42); + + Thanks `@DanielaE (Daniela Engert) `_. + +* Made ``std::string_view`` work as a format string + (`#898 `_): + + .. code:: c++ + + auto message = fmt::format(std::string_view("The answer is {}."), 42); + + Thanks `@DanielaE (Daniela Engert) `_. + +* Added wide string support to compile-time format string checks + (`#924 `_): + + .. code:: c++ + + print(fmt(L"{:f}"), 42); // compile-time error: invalid type specifier + + Thanks `@XZiar `_. + +* Made colored print functions work with wide strings + (`#867 `_): + + .. code:: c++ + + #include + + int main() { + print(fg(fmt::color::red), L"{}\n", 42); + } + + Thanks `@DanielaE (Daniela Engert) `_. + +* Introduced experimental Unicode support + (`#628 `_, + `#891 `_): + + .. code:: c++ + + using namespace fmt::literals; + auto s = fmt::format("{:*^5}"_u, "🤡"_u); // s == "**🤡**"_u + +* Improved locale support: + + .. code:: c++ + + #include + + struct numpunct : std::numpunct { + protected: + char do_thousands_sep() const override { return '~'; } + }; + + std::locale loc; + auto s = fmt::format(std::locale(loc, new numpunct()), "{:n}", 1234567); + // s == "1~234~567" + +* Constrained formatting functions on proper iterator types + (`#921 `_). + Thanks `@DanielaE (Daniela Engert) `_. + +* Added ``make_printf_args`` and ``make_wprintf_args`` functions + (`#934 `_). + Thanks `@tnovotny `_. + +* Deprecated ``fmt::visit``, ``parse_context``, and ``wparse_context``. + Use ``fmt::visit_format_arg``, ``format_parse_context``, and + ``wformat_parse_context`` instead. + +* Removed undocumented ``basic_fixed_buffer`` which has been superseded by the + iterator-based API + (`#873 `_, + `#902 `_). + Thanks `@superfunc (hollywood programmer) `_. + +* Disallowed repeated leading zeros in an argument ID: + + .. code:: c++ + + fmt::print("{000}", 42); // error + +* Reintroduced support for gcc 4.4. + +* Fixed compilation on platforms with exotic ``double`` + (`#878 `_). + +* Improved documentation + (`#164 `_, + `#877 `_, + `#901 `_, + `#906 `_, + `#979 `_). + Thanks `@kookjr (Mathew Cucuzella) `_, + `@DarkDimius (Dmitry Petrashko) `_, + `@HecticSerenity `_. + +* Added pkgconfig support which makes it easier to consume the library from + meson and other build systems + (`#916 `_). + Thanks `@colemickens (Cole Mickens) `_. + +* Various build improvements + (`#909 `_, + `#926 `_, + `#937 `_, + `#953 `_, + `#959 `_). + Thanks `@tchaikov (Kefu Chai) `_, + `@luncliff (Park DongHa) `_, + `@AndreasSchoenle (Andreas Schönle) `_, + `@hotwatermorning `_, + `@Zefz (JohanJansen) `_. + +* Improved ``string_view`` construction performance + (`#914 `_). + Thanks `@gabime (Gabi Melman) `_. + +* Fixed non-matching char types + (`#895 `_). + Thanks `@DanielaE (Daniela Engert) `_. + +* Fixed ``format_to_n`` with ``std::back_insert_iterator`` + (`#913 `_). + Thanks `@DanielaE (Daniela Engert) `_. + +* Fixed locale-dependent formatting + (`#905 `_). + +* Fixed various compiler warnings and errors + (`#882 `_, + `#886 `_, + `#933 `_, + `#941 `_, + `#931 `_, + `#943 `_, + `#954 `_, + `#956 `_, + `#962 `_, + `#965 `_, + `#977 `_, + `#983 `_, + `#989 `_). + Thanks `@Luthaf (Guillaume Fraux) `_, + `@stevenhoving (Steven Hoving) `_, + `@christinaa (Kristina Brooks) `_, + `@lgritz (Larry Gritz) `_, + `@DanielaE (Daniela Engert) `_, + `@0x8000-0000 (Sign Bit) `_, + `@liuping1997 `_. + +5.2.1 - 2018-09-21 +------------------ + +* Fixed ``visit`` lookup issues on gcc 7 & 8 + (`#870 `_). + Thanks `@medithe `_. + +* Fixed linkage errors on older gcc. + +* Prevented ``fmt/range.h`` from specializing ``fmt::basic_string_view`` + (`#865 `_, + `#868 `_). + Thanks `@hhggit (dual) `_. + +* Improved error message when formatting unknown types + (`#872 `_). + Thanks `@foonathan (Jonathan Müller) `_, + +* Disabled templated user-defined literals when compiled under nvcc + (`#875 `_). + Thanks `@CandyGumdrop (Candy Gumdrop) `_, + +* Fixed ``format_to`` formatting to ``wmemory_buffer`` + (`#874 `_). + +5.2.0 - 2018-09-13 +------------------ + +* Optimized format string parsing and argument processing which resulted in up + to 5x speed up on long format strings and significant performance boost on + various benchmarks. For example, version 5.2 is 2.22x faster than 5.1 on + decimal integer formatting with ``format_to`` (macOS, clang-902.0.39.2): + + ================== ======= ======= + Method Time, s Speedup + ================== ======= ======= + fmt::format 5.1 0.58 + fmt::format 5.2 0.35 1.66x + fmt::format_to 5.1 0.51 + fmt::format_to 5.2 0.23 2.22x + sprintf 0.71 + std::to_string 1.01 + std::stringstream 1.73 + ================== ======= ======= + +* Changed the ``fmt`` macro from opt-out to opt-in to prevent name collisions. + To enable it define the ``FMT_STRING_ALIAS`` macro to 1 before including + ``fmt/format.h``: + + .. code:: c++ + + #define FMT_STRING_ALIAS 1 + #include + std::string answer = format(fmt("{}"), 42); + +* Added compile-time format string checks to ``format_to`` overload that takes + ``fmt::memory_buffer`` (`#783 `_): + + .. code:: c++ + + fmt::memory_buffer buf; + // Compile-time error: invalid type specifier. + fmt::format_to(buf, fmt("{:d}"), "foo"); + +* Moved experimental color support to ``fmt/color.h`` and enabled the + new API by default. The old API can be enabled by defining the + ``FMT_DEPRECATED_COLORS`` macro. + +* Added formatting support for types explicitly convertible to + ``fmt::string_view``: + + .. code:: c++ + + struct foo { + explicit operator fmt::string_view() const { return "foo"; } + }; + auto s = format("{}", foo()); + + In particular, this makes formatting function work with + ``folly::StringPiece``. + +* Implemented preliminary support for ``char*_t`` by replacing the ``format`` + function overloads with a single function template parameterized on the string + type. + +* Added support for dynamic argument lists + (`#814 `_, + `#819 `_). + Thanks `@MikePopoloski (Michael Popoloski) + `_. + +* Reduced executable size overhead for embedded targets using newlib nano by + making locale dependency optional + (`#839 `_). + Thanks `@teajay-fr (Thomas Benard) `_. + +* Keep ``noexcept`` specifier when exceptions are disabled + (`#801 `_, + `#810 `_). + Thanks `@qis (Alexej Harm) `_. + +* Fixed formatting of user-defined types providing ``operator<<`` with + ``format_to_n`` + (`#806 `_). + Thanks `@mkurdej (Marek Kurdej) `_. + +* Fixed dynamic linkage of new symbols + (`#808 `_). + +* Fixed global initialization issue + (`#807 `_): + + .. code:: c++ + + // This works on compilers with constexpr support. + static const std::string answer = fmt::format("{}", 42); + +* Fixed various compiler warnings and errors + (`#804 `_, + `#809 `_, + `#811 `_, + `#822 `_, + `#827 `_, + `#830 `_, + `#838 `_, + `#843 `_, + `#844 `_, + `#851 `_, + `#852 `_, + `#854 `_). + Thanks `@henryiii (Henry Schreiner) `_, + `@medithe `_, and + `@eliasdaler (Elias Daler) `_. + +5.1.0 - 2018-07-05 +------------------ + +* Added experimental support for RGB color output enabled with + the ``FMT_EXTENDED_COLORS`` macro: + + .. code:: c++ + + #define FMT_EXTENDED_COLORS + #define FMT_HEADER_ONLY // or compile fmt with FMT_EXTENDED_COLORS defined + #include + + fmt::print(fmt::color::steel_blue, "Some beautiful text"); + + The old API (the ``print_colored`` and ``vprint_colored`` functions and the + ``color`` enum) is now deprecated. + (`#762 `_ + `#767 `_). + thanks `@Remotion (Remo) `_. + +* Added quotes to strings in ranges and tuples + (`#766 `_). + Thanks `@Remotion (Remo) `_. + +* Made ``format_to`` work with ``basic_memory_buffer`` + (`#776 `_). + +* Added ``vformat_to_n`` and ``wchar_t`` overload of ``format_to_n`` + (`#764 `_, + `#769 `_). + +* Made ``is_range`` and ``is_tuple_like`` part of public (experimental) API + to allow specialization for user-defined types + (`#751 `_, + `#759 `_). + Thanks `@drrlvn (Dror Levin) `_. + +* Added more compilers to continuous integration and increased ``FMT_PEDANTIC`` + warning levels + (`#736 `_). + Thanks `@eliaskosunen (Elias Kosunen) `_. + +* Fixed compilation with MSVC 2013. + +* Fixed handling of user-defined types in ``format_to`` + (`#793 `_). + +* Forced linking of inline ``vformat`` functions into the library + (`#795 `_). + +* Fixed incorrect call to on_align in ``'{:}='`` + (`#750 `_). + +* Fixed floating-point formatting to a non-back_insert_iterator with sign & + numeric alignment specified + (`#756 `_). + +* Fixed formatting to an array with ``format_to_n`` + (`#778 `_). + +* Fixed formatting of more than 15 named arguments + (`#754 `_). + +* Fixed handling of compile-time strings when including ``fmt/ostream.h``. + (`#768 `_). + +* Fixed various compiler warnings and errors + (`#742 `_, + `#748 `_, + `#752 `_, + `#770 `_, + `#775 `_, + `#779 `_, + `#780 `_, + `#790 `_, + `#792 `_, + `#800 `_). + Thanks `@Remotion (Remo) `_, + `@gabime (Gabi Melman) `_, + `@foonathan (Jonathan Müller) `_, + `@Dark-Passenger (Dhruv Paranjape) `_, and + `@0x8000-0000 (Sign Bit) `_. + +5.0.0 - 2018-05-21 +------------------ + +* Added a requirement for partial C++11 support, most importantly variadic + templates and type traits, and dropped ``FMT_VARIADIC_*`` emulation macros. + Variadic templates are available since GCC 4.4, Clang 2.9 and MSVC 18.0 (2013). + For older compilers use {fmt} `version 4.x + `_ which continues to be + maintained and works with C++98 compilers. + +* Renamed symbols to follow standard C++ naming conventions and proposed a subset + of the library for standardization in `P0645R2 Text Formatting + `_. + +* Implemented ``constexpr`` parsing of format strings and `compile-time format + string checks + `_. For + example + + .. code:: c++ + + #include + + std::string s = format(fmt("{:d}"), "foo"); + + gives a compile-time error because ``d`` is an invalid specifier for strings + (`godbolt `__):: + + ... + :4:19: note: in instantiation of function template specialization 'fmt::v5::format' requested here + std::string s = format(fmt("{:d}"), "foo"); + ^ + format.h:1337:13: note: non-constexpr function 'on_error' cannot be used in a constant expression + handler.on_error("invalid type specifier"); + + Compile-time checks require relaxed ``constexpr`` (C++14 feature) support. If + the latter is not available, checks will be performed at runtime. + +* Separated format string parsing and formatting in the extension API to enable + compile-time format string processing. For example + + .. code:: c++ + + struct Answer {}; + + namespace fmt { + template <> + struct formatter { + constexpr auto parse(parse_context& ctx) { + auto it = ctx.begin(); + spec = *it; + if (spec != 'd' && spec != 's') + throw format_error("invalid specifier"); + return ++it; + } + + template + auto format(Answer, FormatContext& ctx) { + return spec == 's' ? + format_to(ctx.begin(), "{}", "fourty-two") : + format_to(ctx.begin(), "{}", 42); + } + + char spec = 0; + }; + } + + std::string s = format(fmt("{:x}"), Answer()); + + gives a compile-time error due to invalid format specifier (`godbolt + `__):: + + ... + :12:45: error: expression '' is not a constant expression + throw format_error("invalid specifier"); + +* Added `iterator support + `_: + + .. code:: c++ + + #include + #include + + std::vector out; + fmt::format_to(std::back_inserter(out), "{}", 42); + +* Added the `format_to_n + `_ + function that restricts the output to the specified number of characters + (`#298 `_): + + .. code:: c++ + + char out[4]; + fmt::format_to_n(out, sizeof(out), "{}", 12345); + // out == "1234" (without terminating '\0') + +* Added the `formatted_size + `_ + function for computing the output size: + + .. code:: c++ + + #include + + auto size = fmt::formatted_size("{}", 12345); // size == 5 + +* Improved compile times by reducing dependencies on standard headers and + providing a lightweight `core API `_: + + .. code:: c++ + + #include + + fmt::print("The answer is {}.", 42); + + See `Compile time and code bloat + `_. + +* Added the `make_format_args + `_ + function for capturing formatting arguments: + + .. code:: c++ + + // Prints formatted error message. + void vreport_error(const char *format, fmt::format_args args) { + fmt::print("Error: "); + fmt::vprint(format, args); + } + template + void report_error(const char *format, const Args & ... args) { + vreport_error(format, fmt::make_format_args(args...)); + } + +* Added the ``make_printf_args`` function for capturing ``printf`` arguments + (`#687 `_, + `#694 `_). + Thanks `@Kronuz (Germán Méndez Bravo) `_. + +* Added prefix ``v`` to non-variadic functions taking ``format_args`` to + distinguish them from variadic ones: + + .. code:: c++ + + std::string vformat(string_view format_str, format_args args); + + template + std::string format(string_view format_str, const Args & ... args); + +* Added experimental support for formatting ranges, containers and tuple-like + types in ``fmt/ranges.h`` (`#735 `_): + + .. code:: c++ + + #include + + std::vector v = {1, 2, 3}; + fmt::print("{}", v); // prints {1, 2, 3} + + Thanks `@Remotion (Remo) `_. + +* Implemented ``wchar_t`` date and time formatting + (`#712 `_): + + .. code:: c++ + + #include + + std::time_t t = std::time(nullptr); + auto s = fmt::format(L"The date is {:%Y-%m-%d}.", *std::localtime(&t)); + + Thanks `@DanielaE (Daniela Engert) `_. + +* Provided more wide string overloads + (`#724 `_). + Thanks `@DanielaE (Daniela Engert) `_. + +* Switched from a custom null-terminated string view class to ``string_view`` + in the format API and provided ``fmt::string_view`` which implements a subset + of ``std::string_view`` API for pre-C++17 systems. + +* Added support for ``std::experimental::string_view`` + (`#607 `_): + + .. code:: c++ + + #include + #include + + fmt::print("{}", std::experimental::string_view("foo")); + + Thanks `@virgiliofornazin (Virgilio Alexandre Fornazin) + `__. + +* Allowed mixing named and automatic arguments: + + .. code:: c++ + + fmt::format("{} {two}", 1, fmt::arg("two", 2)); + +* Removed the write API in favor of the `format API + `_ with compile-time handling of + format strings. + +* Disallowed formatting of multibyte strings into a wide character target + (`#606 `_). + +* Improved documentation + (`#515 `_, + `#614 `_, + `#617 `_, + `#661 `_, + `#680 `_). + Thanks `@ibell (Ian Bell) `_, + `@mihaitodor (Mihai Todor) `_, and + `@johnthagen `_. + +* Implemented more efficient handling of large number of format arguments. + +* Introduced an inline namespace for symbol versioning. + +* Added debug postfix ``d`` to the ``fmt`` library name + (`#636 `_). + +* Removed unnecessary ``fmt/`` prefix in includes + (`#397 `_). + Thanks `@chronoxor (Ivan Shynkarenka) `_. + +* Moved ``fmt/*.h`` to ``include/fmt/*.h`` to prevent irrelevant files and + directories appearing on the include search paths when fmt is used as a + subproject and moved source files to the ``src`` directory. + +* Added qmake project file ``support/fmt.pro`` + (`#641 `_). + Thanks `@cowo78 (Giuseppe Corbelli) `_. + +* Added Gradle build file ``support/build.gradle`` + (`#649 `_). + Thanks `@luncliff (Park DongHa) `_. + +* Removed ``FMT_CPPFORMAT`` CMake option. + +* Fixed a name conflict with the macro ``CHAR_WIDTH`` in glibc + (`#616 `_). + Thanks `@aroig (Abdó Roig-Maranges) `_. + +* Fixed handling of nested braces in ``fmt::join`` + (`#638 `_). + +* Added ``SOURCELINK_SUFFIX`` for compatibility with Sphinx 1.5 + (`#497 `_). + Thanks `@ginggs (Graham Inggs) `_. + +* Added a missing ``inline`` in the header-only mode + (`#626 `_). + Thanks `@aroig (Abdó Roig-Maranges) `_. + +* Fixed various compiler warnings + (`#640 `_, + `#656 `_, + `#679 `_, + `#681 `_, + `#705 `__, + `#715 `_, + `#717 `_, + `#720 `_, + `#723 `_, + `#726 `_, + `#730 `_, + `#739 `_). + Thanks `@peterbell10 `_, + `@LarsGullik `_, + `@foonathan (Jonathan Müller) `_, + `@eliaskosunen (Elias Kosunen) `_, + `@christianparpart (Christian Parpart) `_, + `@DanielaE (Daniela Engert) `_, + and `@mwinterb `_. + +* Worked around an MSVC bug and fixed several warnings + (`#653 `_). + Thanks `@alabuzhev (Alex Alabuzhev) `_. + +* Worked around GCC bug 67371 + (`#682 `_). + +* Fixed compilation with ``-fno-exceptions`` + (`#655 `_). + Thanks `@chenxiaolong (Andrew Gunnerson) `_. + +* Made ``constexpr remove_prefix`` gcc version check tighter + (`#648 `_). + +* Renamed internal type enum constants to prevent collision with poorly written + C libraries (`#644 `_). + +* Added detection of ``wostream operator<<`` + (`#650 `_). + +* Fixed compilation on OpenBSD + (`#660 `_). + Thanks `@hubslave `_. + +* Fixed compilation on FreeBSD 12 + (`#732 `_). + Thanks `@dankm `_. + +* Fixed compilation when there is a mismatch between ``-std`` options between + the library and user code + (`#664 `_). + +* Fixed compilation with GCC 7 and ``-std=c++11`` + (`#734 `_). + +* Improved generated binary code on GCC 7 and older + (`#668 `_). + +* Fixed handling of numeric alignment with no width + (`#675 `_). + +* Fixed handling of empty strings in UTF8/16 converters + (`#676 `_). + Thanks `@vgalka-sl (Vasili Galka) `_. + +* Fixed formatting of an empty ``string_view`` + (`#689 `_). + +* Fixed detection of ``string_view`` on libc++ + (`#686 `_). + +* Fixed DLL issues (`#696 `_). + Thanks `@sebkoenig `_. + +* Fixed compile checks for mixing narrow and wide strings + (`#690 `_). + +* Disabled unsafe implicit conversion to ``std::string`` + (`#729 `_). + +* Fixed handling of reused format specs (as in ``fmt::join``) for pointers + (`#725 `_). + Thanks `@mwinterb `_. + +* Fixed installation of ``fmt/ranges.h`` + (`#738 `_). + Thanks `@sv1990 `_. + +4.1.0 - 2017-12-20 +------------------ + +* Added ``fmt::to_wstring()`` in addition to ``fmt::to_string()`` + (`#559 `_). + Thanks `@alabuzhev (Alex Alabuzhev) `_. + +* Added support for C++17 ``std::string_view`` + (`#571 `_ and + `#578 `_). + Thanks `@thelostt (Mário Feroldi) `_ and + `@mwinterb `_. + +* Enabled stream exceptions to catch errors + (`#581 `_). + Thanks `@crusader-mike `_. + +* Allowed formatting of class hierarchies with ``fmt::format_arg()`` + (`#547 `_). + Thanks `@rollbear (Björn Fahller) `_. + +* Removed limitations on character types + (`#563 `_). + Thanks `@Yelnats321 (Elnar Dakeshov) `_. + +* Conditionally enabled use of ``std::allocator_traits`` + (`#583 `_). + Thanks `@mwinterb `_. + +* Added support for ``const`` variadic member function emulation with + ``FMT_VARIADIC_CONST`` (`#591 `_). + Thanks `@ludekvodicka (Ludek Vodicka) `_. + +* Various bugfixes: bad overflow check, unsupported implicit type conversion + when determining formatting function, test segfaults + (`#551 `_), ill-formed macros + (`#542 `_) and ambiguous overloads + (`#580 `_). + Thanks `@xylosper (Byoung-young Lee) `_. + +* Prevented warnings on MSVC (`#605 `_, + `#602 `_, and + `#545 `_), + clang (`#582 `_), + GCC (`#573 `_), + various conversion warnings (`#609 `_, + `#567 `_, + `#553 `_ and + `#553 `_), and added ``override`` and + ``[[noreturn]]`` (`#549 `_ and + `#555 `_). + Thanks `@alabuzhev (Alex Alabuzhev) `_, + `@virgiliofornazin (Virgilio Alexandre Fornazin) + `_, + `@alexanderbock (Alexander Bock) `_, + `@yumetodo `_, + `@VaderY (Császár Mátyás) `_, + `@jpcima (JP Cimalando) `_, + `@thelostt (Mário Feroldi) `_, and + `@Manu343726 (Manu Sánchez) `_. + +* Improved CMake: Used ``GNUInstallDirs`` to set installation location + (`#610 `_) and fixed warnings + (`#536 `_ and + `#556 `_). + Thanks `@mikecrowe (Mike Crowe) `_, + `@evgen231 `_ and + `@henryiii (Henry Schreiner) `_. 4.0.0 - 2017-06-27 ------------------ -* Removed old compatibility headers ``cppformat/*.h`` and CMake options (`#527 `_). Thanks `@maddinat0r (Alex Martin) `_. +* Removed old compatibility headers ``cppformat/*.h`` and CMake options + (`#527 `_). + Thanks `@maddinat0r (Alex Martin) `_. -* Added ``string.h`` containing ``fmt::to_string()`` as alternative to ``std::to_string()`` as well as other string writer functionality (`#326 `_ and `#441 `_): +* Added ``string.h`` containing ``fmt::to_string()`` as alternative to + ``std::to_string()`` as well as other string writer functionality + (`#326 `_ and + `#441 `_): .. code:: c++ @@ -14,9 +2549,17 @@ std::string answer = fmt::to_string(42); - Thanks to `@glebov-andrey (Andrey Glebov) `_. + Thanks to `@glebov-andrey (Andrey Glebov) + `_. -* Moved ``fmt::printf()`` to new ``printf.h`` header and allowed ``%s`` as generic specifier (`#453 `_), made ``%.f`` more conformant to regular ``printf()`` (`#490 `_), added custom writer support (`#476 `_) and implemented missing custom argument formatting (`#339 `_ and `#340 `_): +* Moved ``fmt::printf()`` to new ``printf.h`` header and allowed ``%s`` as + generic specifier (`#453 `_), + made ``%.f`` more conformant to regular ``printf()`` + (`#490 `_), added custom writer + support (`#476 `_) and implemented + missing custom argument formatting + (`#339 `_ and + `#340 `_): .. code:: c++ @@ -25,11 +2568,21 @@ // %s format specifier can be used with any argument type. fmt::printf("%s", 42); - Thanks `@mojoBrendan `_, `@manylegged (Arthur Danskin) `_ and `@spacemoose (Glen Stark) `_. See also `#360 `_, `#335 `_ and `#331 `_. + Thanks `@mojoBrendan `_, + `@manylegged (Arthur Danskin) `_ and + `@spacemoose (Glen Stark) `_. + See also `#360 `_, + `#335 `_ and + `#331 `_. -* Added ``container.h`` containing a ``BasicContainerWriter`` to write to containers like ``std::vector`` (`#450 `_). Thanks `@polyvertex (Jean-Charles Lefebvre) `_. +* Added ``container.h`` containing a ``BasicContainerWriter`` + to write to containers like ``std::vector`` + (`#450 `_). + Thanks `@polyvertex (Jean-Charles Lefebvre) `_. -* Added ``fmt::join()`` function that takes a range and formats its elements separated by a given string (`#466 `_): +* Added ``fmt::join()`` function that takes a range and formats + its elements separated by a given string + (`#466 `_): .. code:: c++ @@ -41,75 +2594,174 @@ Thanks `@olivier80 `_. -* Added support for custom formatting specifications to simplify customization of built-in formatting (`#444 `_). Thanks `@polyvertex (Jean-Charles Lefebvre) `_. See also `#439 `_. +* Added support for custom formatting specifications to simplify customization + of built-in formatting (`#444 `_). + Thanks `@polyvertex (Jean-Charles Lefebvre) `_. + See also `#439 `_. -* Added ``fmt::format_system_error()`` for error code formatting (`#323 `_ and `#526 `_). Thanks `@maddinat0r (Alex Martin) `_. +* Added ``fmt::format_system_error()`` for error code formatting + (`#323 `_ and + `#526 `_). + Thanks `@maddinat0r (Alex Martin) `_. -* Added thread-safe ``fmt::localtime()`` and ``fmt::gmtime()`` as replacement for the standard version to ``time.h`` (`#396 `_). Thanks `@codicodi `_. +* Added thread-safe ``fmt::localtime()`` and ``fmt::gmtime()`` + as replacement for the standard version to ``time.h`` + (`#396 `_). + Thanks `@codicodi `_. -* Internal improvements to ``NamedArg`` and ``ArgLists`` (`#389 `_ and `#390 `_). Thanks `@chronoxor `_. +* Internal improvements to ``NamedArg`` and ``ArgLists`` + (`#389 `_ and + `#390 `_). + Thanks `@chronoxor `_. -* Fixed crash due to bug in ``FormatBuf`` (`#493 `_). Thanks `@effzeh `_. See also `#480 `_ and `#491 `_. +* Fixed crash due to bug in ``FormatBuf`` + (`#493 `_). + Thanks `@effzeh `_. See also + `#480 `_ and + `#491 `_. * Fixed handling of wide strings in ``fmt::StringWriter``. -* Improved compiler error messages (`#357 `_). - -* Fixed various warnings and issues with various compilers (`#494 `_, `#499 `_, `#483 `_, `#519 `_, `#485 `_, `#482 `_, `#475 `_, `#473 `_ and `#414 `_). Thanks `@chronoxor `_, `@zhaohuaxishi `_, `@pkestene (Pierre Kestener) `_, `@dschmidt (Dominik Schmidt) `_ and `@0x414c (Alexey Gorishny) `_ . - -* Improved CMake: targets are now namespaced (`#511 `_ and `#513 `_), supported header-only ``printf.h`` (`#354 `_), fixed issue with minimal supported library subset (`#418 `_, `#419 `_ and `#420 `_). Thanks `@bjoernthiel (Bjoern Thiel) `_, - `@niosHD (Mario Werner) `_, `@LogicalKnight (Sean LK) `_ and `@alabuzhev (Alex Alabuzhev) `_. - -* Improved documentation. Thanks to `@pwm1234 (Phil) `_ for `#393 `_. +* Improved compiler error messages + (`#357 `_). + +* Fixed various warnings and issues with various compilers + (`#494 `_, + `#499 `_, + `#483 `_, + `#485 `_, + `#482 `_, + `#475 `_, + `#473 `_ and + `#414 `_). + Thanks `@chronoxor `_, + `@zhaohuaxishi `_, + `@pkestene (Pierre Kestener) `_, + `@dschmidt (Dominik Schmidt) `_ and + `@0x414c (Alexey Gorishny) `_ . + +* Improved CMake: targets are now namespaced + (`#511 `_ and + `#513 `_), supported header-only + ``printf.h`` (`#354 `_), fixed issue + with minimal supported library subset + (`#418 `_, + `#419 `_ and + `#420 `_). + Thanks `@bjoernthiel (Bjoern Thiel) `_, + `@niosHD (Mario Werner) `_, + `@LogicalKnight (Sean LK) `_ and + `@alabuzhev (Alex Alabuzhev) `_. + +* Improved documentation. Thanks to + `@pwm1234 (Phil) `_ for + `#393 `_. 3.0.2 - 2017-06-14 ------------------ -* Added ``FMT_VERSION`` macro (`#411 `_). +* Added ``FMT_VERSION`` macro + (`#411 `_). -* Used ``FMT_NULL`` instead of literal ``0`` (`#409 `_). Thanks `@alabuzhev (Alex Alabuzhev) `_. +* Used ``FMT_NULL`` instead of literal ``0`` + (`#409 `_). + Thanks `@alabuzhev (Alex Alabuzhev) `_. -* Added extern templates for ``format_float`` (`#413 `_). +* Added extern templates for ``format_float`` + (`#413 `_). -* Fixed implicit conversion issue (`#507 `_). +* Fixed implicit conversion issue + (`#507 `_). * Fixed signbit detection (`#423 `_). * Fixed naming collision (`#425 `_). -* Fixed missing intrinsic for C++/CLI (`#457 `_). Thanks `@calumr (Calum Robinson) `_ +* Fixed missing intrinsic for C++/CLI + (`#457 `_). + Thanks `@calumr (Calum Robinson) `_ -* Fixed Android detection (`#458 `_). Thanks `@Gachapen (Magnus Bjerke Vik) `_. +* Fixed Android detection (`#458 `_). + Thanks `@Gachapen (Magnus Bjerke Vik) `_. -* Use lean ``windows.h`` if not in header-only mode (`#503 `_). Thanks `@Quentin01 (Quentin Buathier) `_. +* Use lean ``windows.h`` if not in header-only mode + (`#503 `_). + Thanks `@Quentin01 (Quentin Buathier) `_. -* Fixed issue with CMake exporting C++11 flag (`#445 `_). Thanks `@EricWF (Eric) `_. +* Fixed issue with CMake exporting C++11 flag + (`#445 `_). + Thanks `@EricWF (Eric) `_. -* Fixed issue with nvcc and MSVC compiler bug and MinGW (`#505 `_). +* Fixed issue with nvcc and MSVC compiler bug and MinGW + (`#505 `_). -* Fixed DLL issues (`#469 `_ and `#502 `_). Thanks `@richardeakin (Richard Eakin) `_ and `@AndreasSchoenle (Andreas Schönle) `_. +* Fixed DLL issues (`#469 `_ and + `#502 `_). + Thanks `@richardeakin (Richard Eakin) `_ and + `@AndreasSchoenle (Andreas Schönle) `_. -* Fixed test compilation under FreeBSD (`#433 `_). +* Fixed test compilation under FreeBSD + (`#433 `_). -* Fixed various warnings (`#403 `_, `#410 `_ and `#510 `_). Thanks `@Lecetem `_, `@chenhayat (Chen Hayat) `_ and `@trozen `_. +* Fixed various warnings (`#403 `_, + `#410 `_ and + `#510 `_). + Thanks `@Lecetem `_, + `@chenhayat (Chen Hayat) `_ and + `@trozen `_. -* Removed redundant include (`#479 `_). +* Worked around a broken ``__builtin_clz`` in clang with MS codegen + (`#519 `_). + +* Removed redundant include + (`#479 `_). * Fixed documentation issues. 3.0.1 - 2016-11-01 ------------------ -* Fixed handling of thousands seperator (`#353 `_) - -* Fixed handling of ``unsigned char`` strings (`#373 `_) - -* Corrected buffer growth when formatting time (`#367 `_) - -* Removed warnings under MSVC and clang (`#318 `_, `#250 `_, also merged `#385 `_ and `#361 `_). Thanks `@jcelerier (Jean-Michaël Celerier) `_ and `@nmoehrle (Nils Moehrle) `_. - -* Fixed compilation issues under Android (`#327 `_, `#345 `_ and `#381 `_), FreeBSD (`#358 `_), Cygwin (`#388 `_), MinGW (`#355 `_) as well as other issues (`#350 `_, `#366 `_, `#348 `_, `#402 `_, `#405 `_). Thanks to `@dpantele (Dmitry) `_, `@hghwng (Hugh Wang) `_, `@arvedarved (Tilman Keskinöz) `_, `@LogicalKnight (Sean) `_ and `@JanHellwig (Jan Hellwig) `_. - -* Fixed some documentation issues and extended specification (`#320 `_, `#333 `_, `#347 `_, `#362 `_). Thanks to `@smellman (Taro Matsuzawa aka. btm) `_. +* Fixed handling of thousands separator + (`#353 `_). + +* Fixed handling of ``unsigned char`` strings + (`#373 `_). + +* Corrected buffer growth when formatting time + (`#367 `_). + +* Removed warnings under MSVC and clang + (`#318 `_, + `#250 `_, also merged + `#385 `_ and + `#361 `_). + Thanks `@jcelerier (Jean-Michaël Celerier) `_ + and `@nmoehrle (Nils Moehrle) `_. + +* Fixed compilation issues under Android + (`#327 `_, + `#345 `_ and + `#381 `_), + FreeBSD (`#358 `_), + Cygwin (`#388 `_), + MinGW (`#355 `_) as well as other + issues (`#350 `_, + `#366 `_, + `#348 `_, + `#402 `_, + `#405 `_). + Thanks to `@dpantele (Dmitry) `_, + `@hghwng (Hugh Wang) `_, + `@arvedarved (Tilman Keskinöz) `_, + `@LogicalKnight (Sean) `_ and + `@JanHellwig (Jan Hellwig) `_. + +* Fixed some documentation issues and extended specification + (`#320 `_, + `#333 `_, + `#347 `_, + `#362 `_). + Thanks to `@smellman (Taro Matsuzawa aka. btm) + `_. 3.0.0 - 2016-05-07 ------------------ @@ -126,10 +2778,10 @@ Including ``format.h`` from the ``cppformat`` directory is deprecated but works via a proxy header which will be removed in the next major version. - The documentation is now available at http://fmtlib.net. + The documentation is now available at https://fmt.dev. * Added support for `strftime `_-like - `date and time formatting `_ + `date and time formatting `_ (`#283 `_): .. code:: c++ @@ -161,7 +2813,7 @@ // s == "The date is 2012-12-9" * Added support for `custom argument formatters - `_ + `_ (`#235 `_). * Added support for locale-specific integer formatting with the ``n`` specifier @@ -227,8 +2879,8 @@ `@Gachapen (Magnus Bjerke Vik) `_ and `@jwilk (Jakub Wilk) `_. -* Fixed compiler and sanitizer warnings ( - `#244 `_, +* Fixed compiler and sanitizer warnings + (`#244 `_, `#256 `_, `#259 `_, `#263 `_, @@ -541,7 +3193,7 @@ Documentation * Added `Building the documentation - `_ + `_ section to the documentation. * Documentation build script is now compatible with Python 3 and newer pip versions. @@ -648,8 +3300,8 @@ Fixes `@Jopie64 (Johan) `_. * Fixed portability issues (mostly causing test failures) on ARM, ppc64, ppc64le, - s390x and SunOS 5.11 i386 ( - `#138 `_, + s390x and SunOS 5.11 i386 + (`#138 `_, `#179 `_, `#180 `_, `#202 `_, diff --git a/dep/fmt/LICENSE.rst b/dep/fmt/LICENSE.rst index eb6be650..f0ec3db4 100644 --- a/dep/fmt/LICENSE.rst +++ b/dep/fmt/LICENSE.rst @@ -1,23 +1,27 @@ -Copyright (c) 2012 - 2016, Victor Zverovich +Copyright (c) 2012 - present, Victor Zverovich -All rights reserved. +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are met: +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. -1. Redistributions of source code must retain the above copyright notice, this - list of conditions and the following disclaimer. -2. Redistributions in binary form must reproduce the above copyright notice, - this list of conditions and the following disclaimer in the documentation - and/or other materials provided with the distribution. +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND -ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED -WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE -DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR -ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; -LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND -ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +--- Optional exception to the license --- + +As an exception, if, as a result of your compiling your source code, portions +of this Software are embedded into a machine-executable object form of such +source code, you may redistribute such embedded portions in such object form +without including the above copyright and permission notices. diff --git a/dep/fmt/README.rst b/dep/fmt/README.rst index 32f50257..acddc70e 100644 --- a/dep/fmt/README.rst +++ b/dep/fmt/README.rst @@ -6,189 +6,392 @@ .. image:: https://ci.appveyor.com/api/projects/status/ehjkiefde6gucy1v :target: https://ci.appveyor.com/project/vitaut/fmt - -.. image:: https://badges.gitter.im/Join%20Chat.svg - :alt: Join the chat at https://gitter.im/fmtlib/fmt - :target: https://gitter.im/fmtlib/fmt -**fmt** is an open-source formatting library for C++. -It can be used as a safe alternative to printf or as a fast -alternative to IOStreams. +.. image:: https://oss-fuzz-build-logs.storage.googleapis.com/badges/fmt.svg + :alt: fmt is continuously fuzzed at oss-fuzz + :target: https://bugs.chromium.org/p/oss-fuzz/issues/list?\ + colspec=ID%20Type%20Component%20Status%20Proj%20Reported%20Owner%20\ + Summary&q=proj%3Dfmt&can=1 -`Documentation `_ +.. image:: https://img.shields.io/badge/stackoverflow-fmt-blue.svg + :alt: Ask questions at StackOverflow with the tag fmt + :target: https://stackoverflow.com/questions/tagged/fmt + +**{fmt}** is an open-source formatting library providing a fast and safe +alternative to C stdio and C++ iostreams. + +If you like this project, please consider donating to BYSOL, +an initiative to help victims of political repressions in Belarus: +https://www.facebook.com/donate/759400044849707/108388587646909/. + +`Documentation `__ + +Q&A: ask questions on `StackOverflow with the tag fmt +`_. + +Try {fmt} in `Compiler Explorer `_. Features -------- -* Two APIs: faster concatenation-based `write API - `_ and slower, - but still very fast, replacement-based `format API - `_ with positional arguments - for localization. -* Write API similar to the one used by IOStreams but stateless allowing - faster implementation. -* Format API with `format string syntax - `_ - similar to the one used by `str.format - `_ in Python. +* Simple `format API `_ with positional arguments + for localization +* Implementation of `C++20 std::format + `__ +* `Format string syntax `_ similar to Python's + `format `_ +* Fast IEEE 754 floating-point formatter with correct rounding, shortness and + round-trip guarantees * Safe `printf implementation - `_ - including the POSIX extension for positional arguments. -* Support for user-defined types. -* High speed: performance of the format API is close to that of - glibc's `printf `_ - and better than the performance of IOStreams. See `Speed tests`_ and - `Fast integer to string conversion in C++ - `_. -* Small code size both in terms of source code (the core library consists of a single - header file and a single source file) and compiled code. - See `Compile time and code bloat`_. -* Reliability: the library has an extensive set of `unit tests - `_. -* Safety: the library is fully type safe, errors in format strings are - reported using exceptions, automatic memory management prevents buffer - overflow errors. + `_ including the POSIX + extension for positional arguments +* Extensibility: `support for user-defined types + `_ +* High performance: faster than common standard library implementations of + ``(s)printf``, iostreams, ``to_string`` and ``to_chars``, see `Speed tests`_ + and `Converting a hundred million integers to strings per second + `_ +* Small code size both in terms of source code with the minimum configuration + consisting of just three files, ``core.h``, ``format.h`` and ``format-inl.h``, + and compiled code; see `Compile time and code bloat`_ +* Reliability: the library has an extensive set of `tests + `_ and is `continuously fuzzed + `_ +* Safety: the library is fully type safe, errors in format strings can be + reported at compile time, automatic memory management prevents buffer overflow + errors * Ease of use: small self-contained code base, no external dependencies, - permissive BSD `license + permissive MIT `license `_ -* `Portability `_ with consistent output - across platforms and support for older compilers. -* Clean warning-free codebase even on high warning levels - (-Wall -Wextra -pedantic). -* Support for wide strings. -* Optional header-only configuration enabled with the ``FMT_HEADER_ONLY`` macro. +* `Portability `_ with + consistent output across platforms and support for older compilers +* Clean warning-free codebase even on high warning levels such as + ``-Wall -Wextra -pedantic`` +* Locale-independence by default +* Optional header-only configuration enabled with the ``FMT_HEADER_ONLY`` macro -See the `documentation `_ for more details. +See the `documentation `_ for more details. Examples -------- -This prints ``Hello, world!`` to stdout: +**Print to stdout** (`run `_) + +.. code:: c++ + + #include + + int main() { + fmt::print("Hello, world!\n"); + } + +**Format a string** (`run `_) .. code:: c++ - fmt::print("Hello, {}!", "world"); // uses Python-like format string syntax - fmt::printf("Hello, %s!", "world"); // uses printf format string syntax + std::string s = fmt::format("The answer is {}.", 42); + // s == "The answer is 42." -Arguments can be accessed by position and arguments' indices can be repeated: +**Format a string using positional arguments** (`run `_) .. code:: c++ - std::string s = fmt::format("{0}{1}{0}", "abra", "cad"); - // s == "abracadabra" + std::string s = fmt::format("I'd rather be {1} than {0}.", "right", "happy"); + // s == "I'd rather be happy than right." -fmt can be used as a safe portable replacement for ``itoa``: +**Print chrono durations** (`run `_) .. code:: c++ - fmt::MemoryWriter w; - w << 42; // replaces itoa(42, buffer, 10) - w << fmt::hex(42); // replaces itoa(42, buffer, 16) - // access the string using w.str() or w.c_str() + #include + + int main() { + using namespace std::literals::chrono_literals; + fmt::print("Default format: {} {}\n", 42s, 100ms); + fmt::print("strftime-like format: {:%H:%M:%S}\n", 3h + 15min + 30s); + } + +Output:: + + Default format: 42s 100ms + strftime-like format: 03:15:30 + +**Print a container** (`run `_) + +.. code:: c++ + + #include + #include + + int main() { + std::vector v = {1, 2, 3}; + fmt::print("{}\n", v); + } + +Output:: + + {1, 2, 3} -An object of any user-defined type for which there is an overloaded -:code:`std::ostream` insertion operator (``operator<<``) can be formatted: +**Check a format string at compile time** .. code:: c++ - #include "fmt/ostream.h" + std::string s = fmt::format(FMT_STRING("{:d}"), "don't panic"); + +This gives a compile-time error because ``d`` is an invalid format specifier for +a string. + +**Write a file from a single thread** + +.. code:: c++ - class Date { - int year_, month_, day_; - public: - Date(int year, int month, int day) : year_(year), month_(month), day_(day) {} + #include - friend std::ostream &operator<<(std::ostream &os, const Date &d) { - return os << d.year_ << '-' << d.month_ << '-' << d.day_; - } - }; + int main() { + auto out = fmt::output_file("guide.txt"); + out.print("Don't {}", "Panic"); + } - std::string s = fmt::format("The date is {}", Date(2012, 12, 9)); - // s == "The date is 2012-12-9" +This can be `5 to 9 times faster than fprintf +`_. -You can use the `FMT_VARIADIC -`_ -macro to create your own functions similar to `format -`_ and -`print `_ -which take arbitrary arguments: +**Print with colors and text styles** .. code:: c++ - // Prints formatted error message. - void report_error(const char *format, fmt::ArgList args) { - fmt::print("Error: "); - fmt::print(format, args); + #include + + int main() { + fmt::print(fg(fmt::color::crimson) | fmt::emphasis::bold, + "Hello, {}!\n", "world"); + fmt::print(fg(fmt::color::floral_white) | bg(fmt::color::slate_gray) | + fmt::emphasis::underline, "Hello, {}!\n", "мир"); + fmt::print(fg(fmt::color::steel_blue) | fmt::emphasis::italic, + "Hello, {}!\n", "世界"); } - FMT_VARIADIC(void, report_error, const char *) - report_error("file not found: {}", path); +Output on a modern terminal: + +.. image:: https://user-images.githubusercontent.com/ + 576385/88485597-d312f600-cf2b-11ea-9cbe-61f535a86e28.png + +Benchmarks +---------- + +Speed tests +~~~~~~~~~~~ + +================= ============= =========== +Library Method Run Time, s +================= ============= =========== +libc printf 1.04 +libc++ std::ostream 3.05 +{fmt} 6.1.1 fmt::print 0.75 +Boost Format 1.67 boost::format 7.24 +Folly Format folly::format 2.23 +================= ============= =========== + +{fmt} is the fastest of the benchmarked methods, ~35% faster than ``printf``. + +The above results were generated by building ``tinyformat_test.cpp`` on macOS +10.14.6 with ``clang++ -O3 -DNDEBUG -DSPEED_TEST -DHAVE_FORMAT``, and taking the +best of three runs. In the test, the format string ``"%0.10f:%04d:%+g:%s:%p:%c:%%\n"`` +or equivalent is filled 2,000,000 times with output sent to ``/dev/null``; for +further details refer to the `source +`_. + +{fmt} is up to 20-30x faster than ``std::ostringstream`` and ``sprintf`` on +floating-point formatting (`dtoa-benchmark `_) +and faster than `double-conversion `_ and +`ryu `_: + +.. image:: https://user-images.githubusercontent.com/576385/ + 95684665-11719600-0ba8-11eb-8e5b-972ff4e49428.png + :target: https://fmt.dev/unknown_mac64_clang12.0.html + +Compile time and code bloat +~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +The script `bloat-test.py +`_ +from `format-benchmark `_ +tests compile time and code bloat for nontrivial projects. +It generates 100 translation units and uses ``printf()`` or its alternative +five times in each to simulate a medium sized project. The resulting +executable size and compile time (Apple LLVM version 8.1.0 (clang-802.0.42), +macOS Sierra, best of three) is shown in the following tables. + +**Optimized build (-O3)** + +============= =============== ==================== ================== +Method Compile Time, s Executable size, KiB Stripped size, KiB +============= =============== ==================== ================== +printf 2.6 29 26 +printf+string 16.4 29 26 +iostreams 31.1 59 55 +{fmt} 19.0 37 34 +Boost Format 91.9 226 203 +Folly Format 115.7 101 88 +============= =============== ==================== ================== + +As you can see, {fmt} has 60% less overhead in terms of resulting binary code +size compared to iostreams and comes pretty close to ``printf``. Boost Format +and Folly Format have the largest overheads. + +``printf+string`` is the same as ``printf`` but with extra ```` +include to measure the overhead of the latter. + +**Non-optimized build** + +============= =============== ==================== ================== +Method Compile Time, s Executable size, KiB Stripped size, KiB +============= =============== ==================== ================== +printf 2.2 33 30 +printf+string 16.0 33 30 +iostreams 28.3 56 52 +{fmt} 18.2 59 50 +Boost Format 54.1 365 303 +Folly Format 79.9 445 430 +============= =============== ==================== ================== + +``libc``, ``lib(std)c++`` and ``libfmt`` are all linked as shared libraries to +compare formatting function overhead only. Boost Format is a +header-only library so it doesn't provide any linkage options. + +Running the tests +~~~~~~~~~~~~~~~~~ + +Please refer to `Building the library`__ for the instructions on how to build +the library and run the unit tests. + +__ https://fmt.dev/latest/usage.html#building-the-library + +Benchmarks reside in a separate repository, +`format-benchmarks `_, +so to run the benchmarks you first need to clone this repository and +generate Makefiles with CMake:: + + $ git clone --recursive https://github.com/fmtlib/format-benchmark.git + $ cd format-benchmark + $ cmake . + +Then you can run the speed test:: + + $ make speed-test + +or the bloat test:: -Note that you only need to define one function that takes ``fmt::ArgList`` -argument. ``FMT_VARIADIC`` automatically defines necessary wrappers that -accept variable number of arguments. + $ make bloat-test Projects using this library --------------------------- -* `0 A.D. `_: A free, open-source, cross-platform real-time strategy game +* `0 A.D. `_: a free, open-source, cross-platform + real-time strategy game * `AMPL/MP `_: - An open-source library for mathematical programming + an open-source library for mathematical programming + +* `Aseprite `_: + animated sprite editor & pixel art tool + +* `AvioBook `_: a comprehensive aircraft + operations suite + +* `Blizzard Battle.net `_: an online gaming platform + +* `Celestia `_: real-time 3D visualization of space + +* `Ceph `_: a scalable distributed storage system -* `CUAUV `_: Cornell University's autonomous underwater vehicle +* `ccache `_: a compiler cache -* `Drake `_: A planning, control, and analysis toolbox for nonlinear dynamical systems (MIT) +* `ClickHouse `_: analytical database + management system -* `Envoy `_: C++ L7 proxy and communication bus (Lyft) +* `CUAUV `_: Cornell University's autonomous underwater + vehicle + +* `Drake `_: a planning, control, and analysis toolbox + for nonlinear dynamical systems (MIT) + +* `Envoy `_: C++ L7 proxy and communication bus + (Lyft) * `FiveM `_: a modification framework for GTA V +* `Folly `_: Facebook open-source library + * `HarpyWar/pvpgn `_: Player vs Player Gaming Network with tweaks -* `KBEngine `_: An open-source MMOG server engine +* `KBEngine `_: an open-source MMOG server + engine + +* `Keypirinha `_: a semantic launcher for Windows + +* `Kodi `_ (formerly xbmc): home theater software -* `Keypirinha `_: A semantic launcher for Windows +* `Knuth `_: high-performance Bitcoin full-node -* `Kodi `_ (formerly xbmc): Home theater software +* `Microsoft Verona `_: + research programming language for concurrent ownership -* `Lifeline `_: A 2D game +* `MongoDB `_: distributed document database -* `MongoDB Smasher `_: A small tool to generate randomized datasets +* `MongoDB Smasher `_: a small tool to + generate randomized datasets -* `OpenSpace `_: An open-source astrovisualization framework +* `OpenSpace `_: an open-source + astrovisualization framework -* `PenUltima Online (POL) `_: - An MMO server, compatible with most Ultima Online clients +* `PenUltima Online (POL) `_: + an MMO server, compatible with most Ultima Online clients -* `quasardb `_: A distributed, high-performance, associative database +* `PyTorch `_: an open-source machine + learning library -* `readpe `_: Read Portable Executable +* `quasardb `_: a distributed, high-performance, + associative database + +* `Quill `_: asynchronous low-latency logging library -* `redis-cerberus `_: A Redis cluster proxy +* `QKW `_: generalizing aliasing to simplify + navigation, and executing complex multi-line terminal command sequences -* `Saddy `_: - Small crossplatform 2D graphic engine +* `redis-cerberus `_: a Redis cluster + proxy -* `Salesforce Analytics Cloud `_: - Business intelligence software +* `redpanda `_: a 10x faster Kafka® replacement + for mission critical systems written in C++ -* `Scylla `_: A Cassandra-compatible NoSQL data store that can handle - 1 million transactions per second on a single server +* `rpclib `_: a modern C++ msgpack-RPC server and client + library -* `Seastar `_: An advanced, open-source C++ framework for - high-performance server applications on modern hardware +* `Salesforce Analytics Cloud + `_: + business intelligence software -* `spdlog `_: Super fast C++ logging library +* `Scylla `_: a Cassandra-compatible NoSQL data store + that can handle 1 million transactions per second on a single server -* `Stellar `_: Financial platform +* `Seastar `_: an advanced, open-source C++ + framework for high-performance server applications on modern hardware -* `Touch Surgery `_: Surgery simulator +* `spdlog `_: super fast C++ logging library -* `TrinityCore `_: Open-source MMORPG framework +* `Stellar `_: financial platform -`More... `_ +* `Touch Surgery `_: surgery simulator + +* `TrinityCore `_: open-source + MMORPG framework + +* `Windows Terminal `_: the new Windows + terminal + +`More... `_ If you are aware of other projects using this library, please let me know by `email `_ or by submitting an @@ -200,28 +403,28 @@ Motivation So why yet another formatting library? There are plenty of methods for doing this task, from standard ones like -the printf family of function and IOStreams to Boost Format library and -FastFormat. The reason for creating a new library is that every existing +the printf family of function and iostreams to Boost Format and FastFormat +libraries. The reason for creating a new library is that every existing solution that I found either had serious issues or didn't provide all the features I needed. -Printf +printf ~~~~~~ -The good thing about printf is that it is pretty fast and readily available +The good thing about ``printf`` is that it is pretty fast and readily available being a part of the C standard library. The main drawback is that it -doesn't support user-defined types. Printf also has safety issues although -they are mostly solved with `__attribute__ ((format (printf, ...)) -`_ in GCC. +doesn't support user-defined types. ``printf`` also has safety issues although +they are somewhat mitigated with `__attribute__ ((format (printf, ...)) +`_ in GCC. There is a POSIX extension that adds positional arguments required for `i18n `_ -to printf but it is not a part of C99 and may not be available on some +to ``printf`` but it is not a part of C99 and may not be available on some platforms. -IOStreams +iostreams ~~~~~~~~~ -The main issue with IOStreams is best illustrated with an example: +The main issue with iostreams is best illustrated with an example: .. code:: c++ @@ -233,27 +436,26 @@ which is a lot of typing compared to printf: printf("%.2f\n", 1.23456); -Matthew Wilson, the author of FastFormat, referred to this situation with -IOStreams as "chevron hell". IOStreams doesn't support positional arguments -by design. +Matthew Wilson, the author of FastFormat, called this "chevron hell". iostreams +don't support positional arguments by design. -The good part is that IOStreams supports user-defined types and is safe -although error reporting is awkward. +The good part is that iostreams support user-defined types and are safe although +error handling is awkward. -Boost Format library -~~~~~~~~~~~~~~~~~~~~ +Boost Format +~~~~~~~~~~~~ -This is a very powerful library which supports both printf-like format -strings and positional arguments. The main its drawback is performance. -According to various benchmarks it is much slower than other methods -considered here. Boost Format also has excessive build times and severe -code bloat issues (see `Benchmarks`_). +This is a very powerful library which supports both ``printf``-like format +strings and positional arguments. Its main drawback is performance. According to +various, benchmarks it is much slower than other methods considered here. Boost +Format also has excessive build times and severe code bloat issues (see +`Benchmarks`_). FastFormat ~~~~~~~~~~ -This is an interesting library which is fast, safe and has positional -arguments. However it has significant limitations, citing its author: +This is an interesting library which is fast, safe and has positional arguments. +However, it has significant limitations, citing its author: Three features that have no hope of being accommodated within the current design are: @@ -262,177 +464,43 @@ arguments. However it has significant limitations, citing its author: * Octal/hexadecimal encoding * Runtime width/alignment specification -It is also quite big and has a heavy dependency, STLSoft, which might be -too restrictive for using it in some projects. - -Loki SafeFormat -~~~~~~~~~~~~~~~ - -SafeFormat is a formatting library which uses printf-like format strings -and is type safe. It doesn't support user-defined types or positional -arguments. It makes unconventional use of ``operator()`` for passing -format arguments. - -Tinyformat -~~~~~~~~~~ - -This library supports printf-like format strings and is very small and -fast. Unfortunately it doesn't support positional arguments and wrapping -it in C++98 is somewhat difficult. Also its performance and code compactness -are limited by IOStreams. +It is also quite big and has a heavy dependency, STLSoft, which might be too +restrictive for using it in some projects. Boost Spirit.Karma ~~~~~~~~~~~~~~~~~~ -This is not really a formatting library but I decided to include it here -for completeness. As IOStreams it suffers from the problem of mixing -verbatim text with arguments. The library is pretty fast, but slower -on integer formatting than ``fmt::Writer`` on Karma's own benchmark, -see `Fast integer to string conversion in C++ -`_. - -Benchmarks ----------- - -Speed tests -~~~~~~~~~~~ - -The following speed tests results were generated by building -``tinyformat_test.cpp`` on Ubuntu GNU/Linux 14.04.1 with -``g++-4.8.2 -O3 -DSPEED_TEST -DHAVE_FORMAT``, and taking the best of three -runs. In the test, the format string ``"%0.10f:%04d:%+g:%s:%p:%c:%%\n"`` or -equivalent is filled 2000000 times with output sent to ``/dev/null``; for -further details see the `source -`_. - -================= ============= =========== -Library Method Run Time, s -================= ============= =========== -EGLIBC 2.19 printf 1.30 -libstdc++ 4.8.2 std::ostream 1.85 -fmt 1.0 fmt::print 1.42 -tinyformat 2.0.1 tfm::printf 2.25 -Boost Format 1.54 boost::format 9.94 -================= ============= =========== - -As you can see ``boost::format`` is much slower than the alternative methods; this -is confirmed by `other tests `_. -Tinyformat is quite good coming close to IOStreams. Unfortunately tinyformat -cannot be faster than the IOStreams because it uses them internally. -Performance of fmt is close to that of printf, being `faster than printf on integer -formatting `_, -but slower on floating-point formatting which dominates this benchmark. - -Compile time and code bloat -~~~~~~~~~~~~~~~~~~~~~~~~~~~ - -The script `bloat-test.py -`_ -from `format-benchmark `_ -tests compile time and code bloat for nontrivial projects. -It generates 100 translation units and uses ``printf()`` or its alternative -five times in each to simulate a medium sized project. The resulting -executable size and compile time (g++-4.8.1, Ubuntu GNU/Linux 13.10, -best of three) is shown in the following tables. - -**Optimized build (-O3)** - -============ =============== ==================== ================== -Method Compile Time, s Executable size, KiB Stripped size, KiB -============ =============== ==================== ================== -printf 2.6 41 30 -IOStreams 19.4 92 70 -fmt 46.8 46 34 -tinyformat 64.6 418 386 -Boost Format 222.8 990 923 -============ =============== ==================== ================== - -As you can see, fmt has two times less overhead in terms of resulting -code size compared to IOStreams and comes pretty close to ``printf``. -Boost Format has by far the largest overheads. - -**Non-optimized build** - -============ =============== ==================== ================== -Method Compile Time, s Executable size, KiB Stripped size, KiB -============ =============== ==================== ================== -printf 2.1 41 30 -IOStreams 19.7 86 62 -fmt 47.9 108 86 -tinyformat 27.7 234 190 -Boost Format 122.6 884 763 -============ =============== ==================== ================== - -``libc``, ``libstdc++`` and ``libfmt`` are all linked as shared -libraries to compare formatting function overhead only. Boost Format -and tinyformat are header-only libraries so they don't provide any -linkage options. - -Running the tests -~~~~~~~~~~~~~~~~~ - -Please refer to `Building the library`__ for the instructions on how to build -the library and run the unit tests. - -__ http://fmtlib.net/latest/usage.html#building-the-library - -Benchmarks reside in a separate repository, -`format-benchmarks `_, -so to run the benchmarks you first need to clone this repository and -generate Makefiles with CMake:: - - $ git clone --recursive https://github.com/fmtlib/format-benchmark.git - $ cd format-benchmark - $ cmake . - -Then you can run the speed test:: - - $ make speed-test - -or the bloat test:: - - $ make bloat-test +This is not really a formatting library but I decided to include it here for +completeness. As iostreams, it suffers from the problem of mixing verbatim text +with arguments. The library is pretty fast, but slower on integer formatting +than ``fmt::format_to`` with format string compilation on Karma's own benchmark, +see `Converting a hundred million integers to strings per second +`_. License ------- -fmt is distributed under the BSD `license +{fmt} is distributed under the MIT `license `_. -The `Format String Syntax -`_ +Documentation License +--------------------- + +The `Format String Syntax `_ section in the documentation is based on the one from Python `string module -documentation `_ -adapted for the current library. For this reason the documentation is -distributed under the Python Software Foundation license available in -`doc/python-license.txt +documentation `_. +For this reason the documentation is distributed under the Python Software +Foundation license available in `doc/python-license.txt `_. -It only applies if you distribute the documentation of fmt. - -Acknowledgments ---------------- - -The fmt library is maintained by Victor Zverovich (`vitaut `_) -and Jonathan Müller (`foonathan `_) with contributions from many -other people. See `Contributors `_ and `Releases `_ for some of the names. Let us know if your contribution -is not listed or mentioned incorrectly and we'll make it right. - -The benchmark section of this readme file and the performance tests are taken -from the excellent `tinyformat `_ library -written by Chris Foster. Boost Format library is acknowledged transitively -since it had some influence on tinyformat. -Some ideas used in the implementation are borrowed from `Loki -`_ SafeFormat and `Diagnostic API -`_ in -`Clang `_. -Format string syntax and the documentation are based on Python's `str.format -`_. -Thanks `Doug Turnbull `_ for his valuable -comments and contribution to the design of the type-safe API and -`Gregory Czajkowski `_ for implementing binary -formatting. Thanks `Ruslan Baratov `_ for comprehensive -`comparison of integer formatting algorithms `_ -and useful comments regarding performance, `Boris Kaul `_ for -`C++ counting digits benchmark `_. -Thanks to `CarterLi `_ for contributing various -improvements to the code. +It only applies if you distribute the documentation of {fmt}. + +Maintainers +----------- + +The {fmt} library is maintained by Victor Zverovich (`vitaut +`_) and Jonathan Müller (`foonathan +`_) with contributions from many other people. +See `Contributors `_ and +`Releases `_ for some of the names. +Let us know if your contribution is not listed or mentioned incorrectly and +we'll make it right. diff --git a/dep/fmt/fmt/container.h b/dep/fmt/fmt/container.h deleted file mode 100644 index cb6303fb..00000000 --- a/dep/fmt/fmt/container.h +++ /dev/null @@ -1,82 +0,0 @@ -/* - Formatting library for C++ - standard container utilities - - Copyright (c) 2012 - 2016, Victor Zverovich - All rights reserved. - - For the license information refer to format.h. - */ - -#ifndef FMT_CONTAINER_H_ -#define FMT_CONTAINER_H_ - -#include "format.h" - -namespace fmt { - -namespace internal { - -/** - \rst - A "buffer" that appends data to a standard container (e.g. typically a - ``std::vector`` or ``std::basic_string``). - \endrst - */ -template -class ContainerBuffer : public Buffer { - private: - Container& container_; - - protected: - virtual void grow(std::size_t size) FMT_OVERRIDE { - container_.resize(size); - this->ptr_ = &container_[0]; - this->capacity_ = size; - } - - public: - explicit ContainerBuffer(Container& container) : container_(container) { - this->size_ = container_.size(); - if (this->size_ > 0) { - this->ptr_ = &container_[0]; - this->capacity_ = this->size_; - } - } -}; -} // namespace internal - -/** - \rst - This class template provides operations for formatting and appending data - to a standard *container* like ``std::vector`` or ``std::basic_string``. - - **Example**:: - - void vecformat(std::vector& dest, fmt::BasicCStringRef format, - fmt::ArgList args) { - fmt::BasicContainerWriter > appender(dest); - appender.write(format, args); - } - FMT_VARIADIC(void, vecformat, std::vector&, - fmt::BasicCStringRef); - \endrst - */ -template -class BasicContainerWriter - : public BasicWriter { - private: - internal::ContainerBuffer buffer_; - - public: - /** - \rst - Constructs a :class:`fmt::BasicContainerWriter` object. - \endrst - */ - explicit BasicContainerWriter(Container& dest) - : BasicWriter(buffer_), buffer_(dest) {} -}; - -} // namespace fmt - -#endif // FMT_CONTAINER_H_ diff --git a/dep/fmt/fmt/format.cc b/dep/fmt/fmt/format.cc deleted file mode 100644 index 2d236bc6..00000000 --- a/dep/fmt/fmt/format.cc +++ /dev/null @@ -1,495 +0,0 @@ -/* - Formatting library for C++ - - Copyright (c) 2012 - 2016, Victor Zverovich - All rights reserved. - - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions are met: - - 1. Redistributions of source code must retain the above copyright notice, this - list of conditions and the following disclaimer. - 2. Redistributions in binary form must reproduce the above copyright notice, - this list of conditions and the following disclaimer in the documentation - and/or other materials provided with the distribution. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND - ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR - ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "format.h" - -#include - -#include -#include -#include -#include -#include -#include // for std::ptrdiff_t - -#if defined(_WIN32) && defined(__MINGW32__) -# include -#endif - -#if FMT_USE_WINDOWS_H -# if !defined(FMT_HEADER_ONLY) && !defined(WIN32_LEAN_AND_MEAN) -# define WIN32_LEAN_AND_MEAN -# endif -# if defined(NOMINMAX) || defined(FMT_WIN_MINMAX) -# include -# else -# define NOMINMAX -# include -# undef NOMINMAX -# endif -#endif - -#if FMT_EXCEPTIONS -# define FMT_TRY try -# define FMT_CATCH(x) catch (x) -#else -# define FMT_TRY if (true) -# define FMT_CATCH(x) if (false) -#endif - -#ifdef _MSC_VER -# pragma warning(push) -# pragma warning(disable: 4127) // conditional expression is constant -# pragma warning(disable: 4702) // unreachable code -// Disable deprecation warning for strerror. The latter is not called but -// MSVC fails to detect it. -# pragma warning(disable: 4996) -#endif - -// Dummy implementations of strerror_r and strerror_s called if corresponding -// system functions are not available. -FMT_MAYBE_UNUSED -static inline fmt::internal::Null<> strerror_r(int, char *, ...) { - return fmt::internal::Null<>(); -} -FMT_MAYBE_UNUSED -static inline fmt::internal::Null<> strerror_s(char *, std::size_t, ...) { - return fmt::internal::Null<>(); -} - -namespace fmt { - -FMT_FUNC internal::RuntimeError::~RuntimeError() FMT_DTOR_NOEXCEPT {} -FMT_FUNC FormatError::~FormatError() FMT_DTOR_NOEXCEPT {} -FMT_FUNC SystemError::~SystemError() FMT_DTOR_NOEXCEPT {} - -namespace { - -#ifndef _MSC_VER -# define FMT_SNPRINTF snprintf -#else // _MSC_VER -inline int fmt_snprintf(char *buffer, size_t size, const char *format, ...) { - va_list args; - va_start(args, format); - int result = vsnprintf_s(buffer, size, _TRUNCATE, format, args); - va_end(args); - return result; -} -# define FMT_SNPRINTF fmt_snprintf -#endif // _MSC_VER - -#if defined(_WIN32) && defined(__MINGW32__) && !defined(__NO_ISOCEXT) -# define FMT_SWPRINTF snwprintf -#else -# define FMT_SWPRINTF swprintf -#endif // defined(_WIN32) && defined(__MINGW32__) && !defined(__NO_ISOCEXT) - -const char RESET_COLOR[] = "\x1b[0m"; - -typedef void (*FormatFunc)(Writer &, int, StringRef); - -// Portable thread-safe version of strerror. -// Sets buffer to point to a string describing the error code. -// This can be either a pointer to a string stored in buffer, -// or a pointer to some static immutable string. -// Returns one of the following values: -// 0 - success -// ERANGE - buffer is not large enough to store the error message -// other - failure -// Buffer should be at least of size 1. -int safe_strerror( - int error_code, char *&buffer, std::size_t buffer_size) FMT_NOEXCEPT { - FMT_ASSERT(buffer != FMT_NULL && buffer_size != 0, "invalid buffer"); - - class StrError { - private: - int error_code_; - char *&buffer_; - std::size_t buffer_size_; - - // A noop assignment operator to avoid bogus warnings. - void operator=(const StrError &) {} - - // Handle the result of XSI-compliant version of strerror_r. - int handle(int result) { - // glibc versions before 2.13 return result in errno. - return result == -1 ? errno : result; - } - - // Handle the result of GNU-specific version of strerror_r. - int handle(char *message) { - // If the buffer is full then the message is probably truncated. - if (message == buffer_ && strlen(buffer_) == buffer_size_ - 1) - return ERANGE; - buffer_ = message; - return 0; - } - - // Handle the case when strerror_r is not available. - int handle(internal::Null<>) { - return fallback(strerror_s(buffer_, buffer_size_, error_code_)); - } - - // Fallback to strerror_s when strerror_r is not available. - int fallback(int result) { - // If the buffer is full then the message is probably truncated. - return result == 0 && strlen(buffer_) == buffer_size_ - 1 ? - ERANGE : result; - } - -#ifdef __c2__ -# pragma clang diagnostic push -# pragma clang diagnostic ignored "-Wdeprecated-declarations" -#endif - - // Fallback to strerror if strerror_r and strerror_s are not available. - int fallback(internal::Null<>) { - errno = 0; - buffer_ = strerror(error_code_); - return errno; - } - -#ifdef __c2__ -# pragma clang diagnostic pop -#endif - - public: - StrError(int err_code, char *&buf, std::size_t buf_size) - : error_code_(err_code), buffer_(buf), buffer_size_(buf_size) {} - - int run() { - return handle(strerror_r(error_code_, buffer_, buffer_size_)); - } - }; - return StrError(error_code, buffer, buffer_size).run(); -} - -void format_error_code(Writer &out, int error_code, - StringRef message) FMT_NOEXCEPT { - // Report error code making sure that the output fits into - // INLINE_BUFFER_SIZE to avoid dynamic memory allocation and potential - // bad_alloc. - out.clear(); - static const char SEP[] = ": "; - static const char ERROR_STR[] = "error "; - // Subtract 2 to account for terminating null characters in SEP and ERROR_STR. - std::size_t error_code_size = sizeof(SEP) + sizeof(ERROR_STR) - 2; - typedef internal::IntTraits::MainType MainType; - MainType abs_value = static_cast(error_code); - if (internal::is_negative(error_code)) { - abs_value = 0 - abs_value; - ++error_code_size; - } - error_code_size += internal::count_digits(abs_value); - if (message.size() <= internal::INLINE_BUFFER_SIZE - error_code_size) - out << message << SEP; - out << ERROR_STR << error_code; - assert(out.size() <= internal::INLINE_BUFFER_SIZE); -} - -void report_error(FormatFunc func, int error_code, - StringRef message) FMT_NOEXCEPT { - MemoryWriter full_message; - func(full_message, error_code, message); - // Use Writer::data instead of Writer::c_str to avoid potential memory - // allocation. - std::fwrite(full_message.data(), full_message.size(), 1, stderr); - std::fputc('\n', stderr); -} -} // namespace - -FMT_FUNC void SystemError::init( - int err_code, CStringRef format_str, ArgList args) { - error_code_ = err_code; - MemoryWriter w; - format_system_error(w, err_code, format(format_str, args)); - std::runtime_error &base = *this; - base = std::runtime_error(w.str()); -} - -template -int internal::CharTraits::format_float( - char *buffer, std::size_t size, const char *format, - unsigned width, int precision, T value) { - if (width == 0) { - return precision < 0 ? - FMT_SNPRINTF(buffer, size, format, value) : - FMT_SNPRINTF(buffer, size, format, precision, value); - } - return precision < 0 ? - FMT_SNPRINTF(buffer, size, format, width, value) : - FMT_SNPRINTF(buffer, size, format, width, precision, value); -} - -template -int internal::CharTraits::format_float( - wchar_t *buffer, std::size_t size, const wchar_t *format, - unsigned width, int precision, T value) { - if (width == 0) { - return precision < 0 ? - FMT_SWPRINTF(buffer, size, format, value) : - FMT_SWPRINTF(buffer, size, format, precision, value); - } - return precision < 0 ? - FMT_SWPRINTF(buffer, size, format, width, value) : - FMT_SWPRINTF(buffer, size, format, width, precision, value); -} - -template -const char internal::BasicData::DIGITS[] = - "0001020304050607080910111213141516171819" - "2021222324252627282930313233343536373839" - "4041424344454647484950515253545556575859" - "6061626364656667686970717273747576777879" - "8081828384858687888990919293949596979899"; - -#define FMT_POWERS_OF_10(factor) \ - factor * 10, \ - factor * 100, \ - factor * 1000, \ - factor * 10000, \ - factor * 100000, \ - factor * 1000000, \ - factor * 10000000, \ - factor * 100000000, \ - factor * 1000000000 - -template -const uint32_t internal::BasicData::POWERS_OF_10_32[] = { - 0, FMT_POWERS_OF_10(1) -}; - -template -const uint64_t internal::BasicData::POWERS_OF_10_64[] = { - 0, - FMT_POWERS_OF_10(1), - FMT_POWERS_OF_10(ULongLong(1000000000)), - // Multiply several constants instead of using a single long long constant - // to avoid warnings about C++98 not supporting long long. - ULongLong(1000000000) * ULongLong(1000000000) * 10 -}; - -FMT_FUNC void internal::report_unknown_type(char code, const char *type) { - (void)type; - if (std::isprint(static_cast(code))) { - FMT_THROW(FormatError( - format("unknown format code '{}' for {}", code, type))); - } - FMT_THROW(FormatError( - format("unknown format code '\\x{:02x}' for {}", - static_cast(code), type))); -} - -#if FMT_USE_WINDOWS_H - -FMT_FUNC internal::UTF8ToUTF16::UTF8ToUTF16(StringRef s) { - static const char ERROR_MSG[] = "cannot convert string from UTF-8 to UTF-16"; - if (s.size() > INT_MAX) - FMT_THROW(WindowsError(ERROR_INVALID_PARAMETER, ERROR_MSG)); - int s_size = static_cast(s.size()); - int length = MultiByteToWideChar( - CP_UTF8, MB_ERR_INVALID_CHARS, s.data(), s_size, FMT_NULL, 0); - if (length == 0) - FMT_THROW(WindowsError(GetLastError(), ERROR_MSG)); - buffer_.resize(length + 1); - length = MultiByteToWideChar( - CP_UTF8, MB_ERR_INVALID_CHARS, s.data(), s_size, &buffer_[0], length); - if (length == 0) - FMT_THROW(WindowsError(GetLastError(), ERROR_MSG)); - buffer_[length] = 0; -} - -FMT_FUNC internal::UTF16ToUTF8::UTF16ToUTF8(WStringRef s) { - if (int error_code = convert(s)) { - FMT_THROW(WindowsError(error_code, - "cannot convert string from UTF-16 to UTF-8")); - } -} - -FMT_FUNC int internal::UTF16ToUTF8::convert(WStringRef s) { - if (s.size() > INT_MAX) - return ERROR_INVALID_PARAMETER; - int s_size = static_cast(s.size()); - int length = WideCharToMultiByte( - CP_UTF8, 0, s.data(), s_size, FMT_NULL, 0, FMT_NULL, FMT_NULL); - if (length == 0) - return GetLastError(); - buffer_.resize(length + 1); - length = WideCharToMultiByte( - CP_UTF8, 0, s.data(), s_size, &buffer_[0], length, FMT_NULL, FMT_NULL); - if (length == 0) - return GetLastError(); - buffer_[length] = 0; - return 0; -} - -FMT_FUNC void WindowsError::init( - int err_code, CStringRef format_str, ArgList args) { - error_code_ = err_code; - MemoryWriter w; - internal::format_windows_error(w, err_code, format(format_str, args)); - std::runtime_error &base = *this; - base = std::runtime_error(w.str()); -} - -FMT_FUNC void internal::format_windows_error( - Writer &out, int error_code, StringRef message) FMT_NOEXCEPT { - FMT_TRY { - MemoryBuffer buffer; - buffer.resize(INLINE_BUFFER_SIZE); - for (;;) { - wchar_t *system_message = &buffer[0]; - int result = FormatMessageW( - FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, - FMT_NULL, error_code, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), - system_message, static_cast(buffer.size()), FMT_NULL); - if (result != 0) { - UTF16ToUTF8 utf8_message; - if (utf8_message.convert(system_message) == ERROR_SUCCESS) { - out << message << ": " << utf8_message; - return; - } - break; - } - if (GetLastError() != ERROR_INSUFFICIENT_BUFFER) - break; // Can't get error message, report error code instead. - buffer.resize(buffer.size() * 2); - } - } FMT_CATCH(...) {} - fmt::format_error_code(out, error_code, message); // 'fmt::' is for bcc32. -} - -#endif // FMT_USE_WINDOWS_H - -FMT_FUNC void format_system_error( - Writer &out, int error_code, StringRef message) FMT_NOEXCEPT { - FMT_TRY { - internal::MemoryBuffer buffer; - buffer.resize(internal::INLINE_BUFFER_SIZE); - for (;;) { - char *system_message = &buffer[0]; - int result = safe_strerror(error_code, system_message, buffer.size()); - if (result == 0) { - out << message << ": " << system_message; - return; - } - if (result != ERANGE) - break; // Can't get error message, report error code instead. - buffer.resize(buffer.size() * 2); - } - } FMT_CATCH(...) {} - fmt::format_error_code(out, error_code, message); // 'fmt::' is for bcc32. -} - -template -void internal::FixedBuffer::grow(std::size_t) { - FMT_THROW(std::runtime_error("buffer overflow")); -} - -FMT_FUNC internal::Arg internal::FormatterBase::do_get_arg( - unsigned arg_index, const char *&error) { - internal::Arg arg = args_[arg_index]; - switch (arg.type) { - case internal::Arg::NONE: - error = "argument index out of range"; - break; - case internal::Arg::NAMED_ARG: - arg = *static_cast(arg.pointer); - break; - default: - /*nothing*/; - } - return arg; -} - -FMT_FUNC void report_system_error( - int error_code, fmt::StringRef message) FMT_NOEXCEPT { - // 'fmt::' is for bcc32. - report_error(format_system_error, error_code, message); -} - -#if FMT_USE_WINDOWS_H -FMT_FUNC void report_windows_error( - int error_code, fmt::StringRef message) FMT_NOEXCEPT { - // 'fmt::' is for bcc32. - report_error(internal::format_windows_error, error_code, message); -} -#endif - -FMT_FUNC void print(std::FILE *f, CStringRef format_str, ArgList args) { - MemoryWriter w; - w.write(format_str, args); - std::fwrite(w.data(), 1, w.size(), f); -} - -FMT_FUNC void print(CStringRef format_str, ArgList args) { - print(stdout, format_str, args); -} - -FMT_FUNC void print_colored(Color c, CStringRef format, ArgList args) { - char escape[] = "\x1b[30m"; - escape[3] = static_cast('0' + c); - std::fputs(escape, stdout); - print(format, args); - std::fputs(RESET_COLOR, stdout); -} - -#ifndef FMT_HEADER_ONLY - -template struct internal::BasicData; - -// Explicit instantiations for char. - -template void internal::FixedBuffer::grow(std::size_t); - -template FMT_API int internal::CharTraits::format_float( - char *buffer, std::size_t size, const char *format, - unsigned width, int precision, double value); - -template FMT_API int internal::CharTraits::format_float( - char *buffer, std::size_t size, const char *format, - unsigned width, int precision, long double value); - -// Explicit instantiations for wchar_t. - -template void internal::FixedBuffer::grow(std::size_t); - -template FMT_API int internal::CharTraits::format_float( - wchar_t *buffer, std::size_t size, const wchar_t *format, - unsigned width, int precision, double value); - -template FMT_API int internal::CharTraits::format_float( - wchar_t *buffer, std::size_t size, const wchar_t *format, - unsigned width, int precision, long double value); - -#endif // FMT_HEADER_ONLY - -} // namespace fmt - -#ifdef _MSC_VER -# pragma warning(pop) -#endif diff --git a/dep/fmt/fmt/format.h b/dep/fmt/fmt/format.h deleted file mode 100644 index bd99746a..00000000 --- a/dep/fmt/fmt/format.h +++ /dev/null @@ -1,4173 +0,0 @@ -/* - Formatting library for C++ - - Copyright (c) 2012 - 2016, Victor Zverovich - All rights reserved. - - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions are met: - - 1. Redistributions of source code must retain the above copyright notice, this - list of conditions and the following disclaimer. - 2. Redistributions in binary form must reproduce the above copyright notice, - this list of conditions and the following disclaimer in the documentation - and/or other materials provided with the distribution. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND - ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR - ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef FMT_FORMAT_H_ -#define FMT_FORMAT_H_ - -#define FMT_INCLUDE -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include // for std::pair -#undef FMT_INCLUDE - -// The fmt library version in the form major * 10000 + minor * 100 + patch. -#define FMT_VERSION 40001 - -#if defined(__has_include) -# define FMT_HAS_INCLUDE(x) __has_include(x) -#else -# define FMT_HAS_INCLUDE(x) 0 -#endif - -#if (FMT_HAS_INCLUDE() && __cplusplus > 201402L) || \ - (defined(_MSVC_LANG) && _MSVC_LANG > 201402L && _MSC_VER >= 1910) -# include -# define FMT_HAS_STRING_VIEW 1 -#else -# define FMT_HAS_STRING_VIEW 0 -#endif - -#if defined _SECURE_SCL && _SECURE_SCL -# define FMT_SECURE_SCL _SECURE_SCL -#else -# define FMT_SECURE_SCL 0 -#endif - -#if FMT_SECURE_SCL -# include -#endif - -#ifdef _MSC_VER -# define FMT_MSC_VER _MSC_VER -#else -# define FMT_MSC_VER 0 -#endif - -#if FMT_MSC_VER && FMT_MSC_VER <= 1500 -typedef unsigned __int32 uint32_t; -typedef unsigned __int64 uint64_t; -typedef __int64 intmax_t; -#else -#include -#endif - -#if !defined(FMT_HEADER_ONLY) && defined(_WIN32) -# ifdef FMT_EXPORT -# define FMT_API __declspec(dllexport) -# elif defined(FMT_SHARED) -# define FMT_API __declspec(dllimport) -# endif -#endif -#ifndef FMT_API -# define FMT_API -#endif - -#ifdef __GNUC__ -# define FMT_GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__) -# define FMT_GCC_EXTENSION __extension__ -# if FMT_GCC_VERSION >= 406 -# pragma GCC diagnostic push -// Disable the warning about "long long" which is sometimes reported even -// when using __extension__. -# pragma GCC diagnostic ignored "-Wlong-long" -// Disable the warning about declaration shadowing because it affects too -// many valid cases. -# pragma GCC diagnostic ignored "-Wshadow" -// Disable the warning about implicit conversions that may change the sign of -// an integer; silencing it otherwise would require many explicit casts. -# pragma GCC diagnostic ignored "-Wsign-conversion" -# endif -# if __cplusplus >= 201103L || defined __GXX_EXPERIMENTAL_CXX0X__ -# define FMT_HAS_GXX_CXX11 1 -# endif -#else -# define FMT_GCC_VERSION 0 -# define FMT_GCC_EXTENSION -# define FMT_HAS_GXX_CXX11 0 -#endif - -#if defined(__INTEL_COMPILER) -# define FMT_ICC_VERSION __INTEL_COMPILER -#elif defined(__ICL) -# define FMT_ICC_VERSION __ICL -#endif - -#if defined(__clang__) && !defined(FMT_ICC_VERSION) -# define FMT_CLANG_VERSION (__clang_major__ * 100 + __clang_minor__) -# pragma clang diagnostic push -# pragma clang diagnostic ignored "-Wdocumentation-unknown-command" -# pragma clang diagnostic ignored "-Wpadded" -#endif - -#ifdef __GNUC_LIBSTD__ -# define FMT_GNUC_LIBSTD_VERSION (__GNUC_LIBSTD__ * 100 + __GNUC_LIBSTD_MINOR__) -#endif - -#ifdef __has_feature -# define FMT_HAS_FEATURE(x) __has_feature(x) -#else -# define FMT_HAS_FEATURE(x) 0 -#endif - -#ifdef __has_builtin -# define FMT_HAS_BUILTIN(x) __has_builtin(x) -#else -# define FMT_HAS_BUILTIN(x) 0 -#endif - -#ifdef __has_cpp_attribute -# define FMT_HAS_CPP_ATTRIBUTE(x) __has_cpp_attribute(x) -#else -# define FMT_HAS_CPP_ATTRIBUTE(x) 0 -#endif - -#if FMT_HAS_CPP_ATTRIBUTE(maybe_unused) -# define FMT_HAS_CXX17_ATTRIBUTE_MAYBE_UNUSED -// VC++ 1910 support /std: option and that will set _MSVC_LANG macro -// Clang with Microsoft CodeGen doesn't define _MSVC_LANG macro -#elif defined(_MSVC_LANG) && _MSVC_LANG > 201402 && _MSC_VER >= 1910 -# define FMT_HAS_CXX17_ATTRIBUTE_MAYBE_UNUSED -#endif - -#ifdef FMT_HAS_CXX17_ATTRIBUTE_MAYBE_UNUSED -# define FMT_MAYBE_UNUSED [[maybe_unused]] -// g++/clang++ also support [[gnu::unused]]. However, we don't use it. -#elif defined(__GNUC__) -# define FMT_MAYBE_UNUSED __attribute__((unused)) -#else -# define FMT_MAYBE_UNUSED -#endif - -// Use the compiler's attribute noreturn -#if defined(__MINGW32__) || defined(__MINGW64__) -# define FMT_NORETURN __attribute__((noreturn)) -#elif FMT_HAS_CPP_ATTRIBUTE(noreturn) && __cplusplus >= 201103L -# define FMT_NORETURN [[noreturn]] -#else -# define FMT_NORETURN -#endif - -#ifndef FMT_USE_VARIADIC_TEMPLATES -// Variadic templates are available in GCC since version 4.4 -// (http://gcc.gnu.org/projects/cxx0x.html) and in Visual C++ -// since version 2013. -# define FMT_USE_VARIADIC_TEMPLATES \ - (FMT_HAS_FEATURE(cxx_variadic_templates) || \ - (FMT_GCC_VERSION >= 404 && FMT_HAS_GXX_CXX11) || FMT_MSC_VER >= 1800) -#endif - -#ifndef FMT_USE_RVALUE_REFERENCES -// Don't use rvalue references when compiling with clang and an old libstdc++ -// as the latter doesn't provide std::move. -# if defined(FMT_GNUC_LIBSTD_VERSION) && FMT_GNUC_LIBSTD_VERSION <= 402 -# define FMT_USE_RVALUE_REFERENCES 0 -# else -# define FMT_USE_RVALUE_REFERENCES \ - (FMT_HAS_FEATURE(cxx_rvalue_references) || \ - (FMT_GCC_VERSION >= 403 && FMT_HAS_GXX_CXX11) || FMT_MSC_VER >= 1600) -# endif -#endif - -#if __cplusplus >= 201103L || FMT_MSC_VER >= 1700 -# define FMT_USE_ALLOCATOR_TRAITS 1 -#else -# define FMT_USE_ALLOCATOR_TRAITS 0 -#endif - -// Check if exceptions are disabled. -#if defined(__GNUC__) && !defined(__EXCEPTIONS) -# define FMT_EXCEPTIONS 0 -#endif -#if FMT_MSC_VER && !_HAS_EXCEPTIONS -# define FMT_EXCEPTIONS 0 -#endif -#ifndef FMT_EXCEPTIONS -# define FMT_EXCEPTIONS 1 -#endif - -#ifndef FMT_THROW -# if FMT_EXCEPTIONS -# define FMT_THROW(x) throw x -# else -# define FMT_THROW(x) assert(false) -# endif -#endif - -// Define FMT_USE_NOEXCEPT to make fmt use noexcept (C++11 feature). -#ifndef FMT_USE_NOEXCEPT -# define FMT_USE_NOEXCEPT 0 -#endif - -#if FMT_USE_NOEXCEPT || FMT_HAS_FEATURE(cxx_noexcept) || \ - (FMT_GCC_VERSION >= 408 && FMT_HAS_GXX_CXX11) || \ - FMT_MSC_VER >= 1900 -# define FMT_DETECTED_NOEXCEPT noexcept -#else -# define FMT_DETECTED_NOEXCEPT throw() -#endif - -#ifndef FMT_NOEXCEPT -# if FMT_EXCEPTIONS -# define FMT_NOEXCEPT FMT_DETECTED_NOEXCEPT -# else -# define FMT_NOEXCEPT -# endif -#endif - -// This is needed because GCC still uses throw() in its headers when exceptions -// are disabled. -#if FMT_GCC_VERSION -# define FMT_DTOR_NOEXCEPT FMT_DETECTED_NOEXCEPT -#else -# define FMT_DTOR_NOEXCEPT FMT_NOEXCEPT -#endif - -#ifndef FMT_OVERRIDE -# if (defined(FMT_USE_OVERRIDE) && FMT_USE_OVERRIDE) || FMT_HAS_FEATURE(cxx_override) || \ - (FMT_GCC_VERSION >= 408 && FMT_HAS_GXX_CXX11) || \ - FMT_MSC_VER >= 1900 -# define FMT_OVERRIDE override -# else -# define FMT_OVERRIDE -# endif -#endif - -#ifndef FMT_NULL -# if FMT_HAS_FEATURE(cxx_nullptr) || \ - (FMT_GCC_VERSION >= 408 && FMT_HAS_GXX_CXX11) || \ - FMT_MSC_VER >= 1600 -# define FMT_NULL nullptr -# else -# define FMT_NULL NULL -# endif -#endif - -// A macro to disallow the copy constructor and operator= functions -// This should be used in the private: declarations for a class -#ifndef FMT_USE_DELETED_FUNCTIONS -# define FMT_USE_DELETED_FUNCTIONS 0 -#endif - -#if FMT_USE_DELETED_FUNCTIONS || FMT_HAS_FEATURE(cxx_deleted_functions) || \ - (FMT_GCC_VERSION >= 404 && FMT_HAS_GXX_CXX11) || FMT_MSC_VER >= 1800 -# define FMT_DELETED_OR_UNDEFINED = delete -# define FMT_DISALLOW_COPY_AND_ASSIGN(TypeName) \ - TypeName(const TypeName&) = delete; \ - TypeName& operator=(const TypeName&) = delete -#else -# define FMT_DELETED_OR_UNDEFINED -# define FMT_DISALLOW_COPY_AND_ASSIGN(TypeName) \ - TypeName(const TypeName&); \ - TypeName& operator=(const TypeName&) -#endif - -#ifndef FMT_USE_DEFAULTED_FUNCTIONS -# define FMT_USE_DEFAULTED_FUNCTIONS 0 -#endif - -#ifndef FMT_DEFAULTED_COPY_CTOR -# if FMT_USE_DEFAULTED_FUNCTIONS || FMT_HAS_FEATURE(cxx_defaulted_functions) || \ - (FMT_GCC_VERSION >= 404 && FMT_HAS_GXX_CXX11) || FMT_MSC_VER >= 1800 -# define FMT_DEFAULTED_COPY_CTOR(TypeName) \ - TypeName(const TypeName&) = default; -# else -# define FMT_DEFAULTED_COPY_CTOR(TypeName) -# endif -#endif - -#ifndef FMT_USE_USER_DEFINED_LITERALS -// All compilers which support UDLs also support variadic templates. This -// makes the fmt::literals implementation easier. However, an explicit check -// for variadic templates is added here just in case. -// For Intel's compiler both it and the system gcc/msc must support UDLs. -# if FMT_USE_VARIADIC_TEMPLATES && FMT_USE_RVALUE_REFERENCES && \ - (FMT_HAS_FEATURE(cxx_user_literals) || \ - (FMT_GCC_VERSION >= 407 && FMT_HAS_GXX_CXX11) || FMT_MSC_VER >= 1900) && \ - (!defined(FMT_ICC_VERSION) || FMT_ICC_VERSION >= 1500) -# define FMT_USE_USER_DEFINED_LITERALS 1 -# else -# define FMT_USE_USER_DEFINED_LITERALS 0 -# endif -#endif - -#ifndef FMT_USE_EXTERN_TEMPLATES -# define FMT_USE_EXTERN_TEMPLATES \ - (FMT_CLANG_VERSION >= 209 || (FMT_GCC_VERSION >= 303 && FMT_HAS_GXX_CXX11)) -#endif - -#ifdef FMT_HEADER_ONLY -// If header only do not use extern templates. -# undef FMT_USE_EXTERN_TEMPLATES -# define FMT_USE_EXTERN_TEMPLATES 0 -#endif - -#ifndef FMT_ASSERT -# define FMT_ASSERT(condition, message) assert((condition) && message) -#endif - -// __builtin_clz is broken in clang with Microsoft CodeGen: -// https://github.com/fmtlib/fmt/issues/519 -#ifndef _MSC_VER -# if FMT_GCC_VERSION >= 400 || FMT_HAS_BUILTIN(__builtin_clz) -# define FMT_BUILTIN_CLZ(n) __builtin_clz(n) -# endif - -# if FMT_GCC_VERSION >= 400 || FMT_HAS_BUILTIN(__builtin_clzll) -# define FMT_BUILTIN_CLZLL(n) __builtin_clzll(n) -# endif -#endif - -// Some compilers masquerade as both MSVC and GCC-likes or -// otherwise support __builtin_clz and __builtin_clzll, so -// only define FMT_BUILTIN_CLZ using the MSVC intrinsics -// if the clz and clzll builtins are not available. -#if FMT_MSC_VER && !defined(FMT_BUILTIN_CLZLL) && !defined(_MANAGED) -# include // _BitScanReverse, _BitScanReverse64 - -namespace fmt { -namespace internal { -// avoid Clang with Microsoft CodeGen's -Wunknown-pragmas warning -# ifndef __clang__ -# pragma intrinsic(_BitScanReverse) -# endif -inline uint32_t clz(uint32_t x) { - unsigned long r = 0; - _BitScanReverse(&r, x); - - assert(x != 0); - // Static analysis complains about using uninitialized data - // "r", but the only way that can happen is if "x" is 0, - // which the callers guarantee to not happen. -# pragma warning(suppress: 6102) - return 31 - r; -} -# define FMT_BUILTIN_CLZ(n) fmt::internal::clz(n) - -// avoid Clang with Microsoft CodeGen's -Wunknown-pragmas warning -# if defined(_WIN64) && !defined(__clang__) -# pragma intrinsic(_BitScanReverse64) -# endif - -inline uint32_t clzll(uint64_t x) { - unsigned long r = 0; -# ifdef _WIN64 - _BitScanReverse64(&r, x); -# else - // Scan the high 32 bits. - if (_BitScanReverse(&r, static_cast(x >> 32))) - return 63 - (r + 32); - - // Scan the low 32 bits. - _BitScanReverse(&r, static_cast(x)); -# endif - - assert(x != 0); - // Static analysis complains about using uninitialized data - // "r", but the only way that can happen is if "x" is 0, - // which the callers guarantee to not happen. -# pragma warning(suppress: 6102) - return 63 - r; -} -# define FMT_BUILTIN_CLZLL(n) fmt::internal::clzll(n) -} -} -#endif - -namespace fmt { -namespace internal { -struct DummyInt { - int data[2]; - operator int() const { return 0; } -}; -typedef std::numeric_limits FPUtil; - -// Dummy implementations of system functions such as signbit and ecvt called -// if the latter are not available. -inline DummyInt signbit(...) { return DummyInt(); } -inline DummyInt _ecvt_s(...) { return DummyInt(); } -inline DummyInt isinf(...) { return DummyInt(); } -inline DummyInt _finite(...) { return DummyInt(); } -inline DummyInt isnan(...) { return DummyInt(); } -inline DummyInt _isnan(...) { return DummyInt(); } - -// A helper function to suppress bogus "conditional expression is constant" -// warnings. -template -inline T const_check(T value) { return value; } -} -} // namespace fmt - -namespace std { -// Standard permits specialization of std::numeric_limits. This specialization -// is used to resolve ambiguity between isinf and std::isinf in glibc: -// https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48891 -// and the same for isnan and signbit. -template <> -class numeric_limits : - public std::numeric_limits { - public: - // Portable version of isinf. - template - static bool isinfinity(T x) { - using namespace fmt::internal; - // The resolution "priority" is: - // isinf macro > std::isinf > ::isinf > fmt::internal::isinf - if (const_check(sizeof(isinf(x)) == sizeof(bool) || - sizeof(isinf(x)) == sizeof(int))) { - return isinf(x) != 0; - } - return !_finite(static_cast(x)); - } - - // Portable version of isnan. - template - static bool isnotanumber(T x) { - using namespace fmt::internal; - if (const_check(sizeof(isnan(x)) == sizeof(bool) || - sizeof(isnan(x)) == sizeof(int))) { - return isnan(x) != 0; - } - return _isnan(static_cast(x)) != 0; - } - - // Portable version of signbit. - static bool isnegative(double x) { - using namespace fmt::internal; - if (const_check(sizeof(signbit(x)) == sizeof(bool) || - sizeof(signbit(x)) == sizeof(int))) { - return signbit(x) != 0; - } - if (x < 0) return true; - if (!isnotanumber(x)) return false; - int dec = 0, sign = 0; - char buffer[2]; // The buffer size must be >= 2 or _ecvt_s will fail. - _ecvt_s(buffer, sizeof(buffer), x, 0, &dec, &sign); - return sign != 0; - } -}; -} // namespace std - -namespace fmt { - -// Fix the warning about long long on older versions of GCC -// that don't support the diagnostic pragma. -FMT_GCC_EXTENSION typedef long long LongLong; -FMT_GCC_EXTENSION typedef unsigned long long ULongLong; - -#if FMT_USE_RVALUE_REFERENCES -using std::move; -#endif - -template -class BasicWriter; - -typedef BasicWriter Writer; -typedef BasicWriter WWriter; - -template -class ArgFormatter; - -struct FormatSpec; - -template -class BasicPrintfArgFormatter; - -template > -class BasicFormatter; - -/** - \rst - A string reference. It can be constructed from a C string or - ``std::basic_string``. - - You can use one of the following typedefs for common character types: - - +------------+-------------------------+ - | Type | Definition | - +============+=========================+ - | StringRef | BasicStringRef | - +------------+-------------------------+ - | WStringRef | BasicStringRef | - +------------+-------------------------+ - - This class is most useful as a parameter type to allow passing - different types of strings to a function, for example:: - - template - std::string format(StringRef format_str, const Args & ... args); - - format("{}", 42); - format(std::string("{}"), 42); - \endrst - */ -template -class BasicStringRef { - private: - const Char *data_; - std::size_t size_; - - public: - /** Constructs a string reference object from a C string and a size. */ - BasicStringRef(const Char *s, std::size_t size) : data_(s), size_(size) {} - - /** - \rst - Constructs a string reference object from a C string computing - the size with ``std::char_traits::length``. - \endrst - */ - BasicStringRef(const Char *s) - : data_(s), size_(std::char_traits::length(s)) {} - - /** - \rst - Constructs a string reference from a ``std::basic_string`` object. - \endrst - */ - template - BasicStringRef( - const std::basic_string, Allocator> &s) - : data_(s.c_str()), size_(s.size()) {} - -#if FMT_HAS_STRING_VIEW - /** - \rst - Constructs a string reference from a ``std::basic_string_view`` object. - \endrst - */ - BasicStringRef( - const std::basic_string_view> &s) - : data_(s.data()), size_(s.size()) {} - - /** - \rst - Converts a string reference to an ``std::string_view`` object. - \endrst - */ - explicit operator std::basic_string_view() const FMT_NOEXCEPT { - return std::basic_string_view(data_, size_); - } -#endif - - /** - \rst - Converts a string reference to an ``std::string`` object. - \endrst - */ - std::basic_string to_string() const { - return std::basic_string(data_, size_); - } - - /** Returns a pointer to the string data. */ - const Char *data() const { return data_; } - - /** Returns the string size. */ - std::size_t size() const { return size_; } - - // Lexicographically compare this string reference to other. - int compare(BasicStringRef other) const { - std::size_t size = size_ < other.size_ ? size_ : other.size_; - int result = std::char_traits::compare(data_, other.data_, size); - if (result == 0) - result = size_ == other.size_ ? 0 : (size_ < other.size_ ? -1 : 1); - return result; - } - - friend bool operator==(BasicStringRef lhs, BasicStringRef rhs) { - return lhs.compare(rhs) == 0; - } - friend bool operator!=(BasicStringRef lhs, BasicStringRef rhs) { - return lhs.compare(rhs) != 0; - } - friend bool operator<(BasicStringRef lhs, BasicStringRef rhs) { - return lhs.compare(rhs) < 0; - } - friend bool operator<=(BasicStringRef lhs, BasicStringRef rhs) { - return lhs.compare(rhs) <= 0; - } - friend bool operator>(BasicStringRef lhs, BasicStringRef rhs) { - return lhs.compare(rhs) > 0; - } - friend bool operator>=(BasicStringRef lhs, BasicStringRef rhs) { - return lhs.compare(rhs) >= 0; - } -}; - -typedef BasicStringRef StringRef; -typedef BasicStringRef WStringRef; - -/** - \rst - A reference to a null terminated string. It can be constructed from a C - string or ``std::basic_string``. - - You can use one of the following typedefs for common character types: - - +-------------+--------------------------+ - | Type | Definition | - +=============+==========================+ - | CStringRef | BasicCStringRef | - +-------------+--------------------------+ - | WCStringRef | BasicCStringRef | - +-------------+--------------------------+ - - This class is most useful as a parameter type to allow passing - different types of strings to a function, for example:: - - template - std::string format(CStringRef format_str, const Args & ... args); - - format("{}", 42); - format(std::string("{}"), 42); - \endrst - */ -template -class BasicCStringRef { - private: - const Char *data_; - - public: - /** Constructs a string reference object from a C string. */ - BasicCStringRef(const Char *s) : data_(s) {} - - /** - \rst - Constructs a string reference from a ``std::basic_string`` object. - \endrst - */ - template - BasicCStringRef( - const std::basic_string, Allocator> &s) - : data_(s.c_str()) {} - - /** Returns the pointer to a C string. */ - const Char *c_str() const { return data_; } -}; - -typedef BasicCStringRef CStringRef; -typedef BasicCStringRef WCStringRef; - -/** A formatting error such as invalid format string. */ -class FormatError : public std::runtime_error { - public: - explicit FormatError(CStringRef message) - : std::runtime_error(message.c_str()) {} - FormatError(const FormatError &ferr) : std::runtime_error(ferr) {} - FMT_API ~FormatError() FMT_DTOR_NOEXCEPT FMT_OVERRIDE; -}; - -namespace internal { - -// MakeUnsigned::Type gives an unsigned type corresponding to integer type T. -template -struct MakeUnsigned { typedef T Type; }; - -#define FMT_SPECIALIZE_MAKE_UNSIGNED(T, U) \ - template <> \ - struct MakeUnsigned { typedef U Type; } - -FMT_SPECIALIZE_MAKE_UNSIGNED(char, unsigned char); -FMT_SPECIALIZE_MAKE_UNSIGNED(signed char, unsigned char); -FMT_SPECIALIZE_MAKE_UNSIGNED(short, unsigned short); -FMT_SPECIALIZE_MAKE_UNSIGNED(int, unsigned); -FMT_SPECIALIZE_MAKE_UNSIGNED(long, unsigned long); -FMT_SPECIALIZE_MAKE_UNSIGNED(LongLong, ULongLong); - -// Casts nonnegative integer to unsigned. -template -inline typename MakeUnsigned::Type to_unsigned(Int value) { - FMT_ASSERT(value >= 0, "negative value"); - return static_cast::Type>(value); -} - -// The number of characters to store in the MemoryBuffer object itself -// to avoid dynamic memory allocation. -enum { INLINE_BUFFER_SIZE = 500 }; - -#if FMT_SECURE_SCL -// Use checked iterator to avoid warnings on MSVC. -template -inline stdext::checked_array_iterator make_ptr(T *ptr, std::size_t size) { - return stdext::checked_array_iterator(ptr, size); -} -#else -template -inline T *make_ptr(T *ptr, std::size_t) { return ptr; } -#endif -} // namespace internal - -/** - \rst - A buffer supporting a subset of ``std::vector``'s operations. - \endrst - */ -template -class Buffer { - private: - FMT_DISALLOW_COPY_AND_ASSIGN(Buffer); - - protected: - T *ptr_; - std::size_t size_; - std::size_t capacity_; - - Buffer(T *ptr = FMT_NULL, std::size_t capacity = 0) - : ptr_(ptr), size_(0), capacity_(capacity) {} - - /** - \rst - Increases the buffer capacity to hold at least *size* elements updating - ``ptr_`` and ``capacity_``. - \endrst - */ - virtual void grow(std::size_t size) = 0; - - public: - virtual ~Buffer() {} - - /** Returns the size of this buffer. */ - std::size_t size() const { return size_; } - - /** Returns the capacity of this buffer. */ - std::size_t capacity() const { return capacity_; } - - /** - Resizes the buffer. If T is a POD type new elements may not be initialized. - */ - void resize(std::size_t new_size) { - if (new_size > capacity_) - grow(new_size); - size_ = new_size; - } - - /** - \rst - Reserves space to store at least *capacity* elements. - \endrst - */ - void reserve(std::size_t capacity) { - if (capacity > capacity_) - grow(capacity); - } - - void clear() FMT_NOEXCEPT { size_ = 0; } - - void push_back(const T &value) { - if (size_ == capacity_) - grow(size_ + 1); - ptr_[size_++] = value; - } - - /** Appends data to the end of the buffer. */ - template - void append(const U *begin, const U *end); - - T &operator[](std::size_t index) { return ptr_[index]; } - const T &operator[](std::size_t index) const { return ptr_[index]; } -}; - -template -template -void Buffer::append(const U *begin, const U *end) { - FMT_ASSERT(end >= begin, "negative value"); - std::size_t new_size = size_ + static_cast(end - begin); - if (new_size > capacity_) - grow(new_size); - std::uninitialized_copy(begin, end, - internal::make_ptr(ptr_, capacity_) + size_); - size_ = new_size; -} - -namespace internal { - -// A memory buffer for trivially copyable/constructible types with the first -// SIZE elements stored in the object itself. -template > -class MemoryBuffer : private Allocator, public Buffer { - private: - T data_[SIZE]; - - // Deallocate memory allocated by the buffer. - void deallocate() { - if (this->ptr_ != data_) Allocator::deallocate(this->ptr_, this->capacity_); - } - - protected: - void grow(std::size_t size) FMT_OVERRIDE; - - public: - explicit MemoryBuffer(const Allocator &alloc = Allocator()) - : Allocator(alloc), Buffer(data_, SIZE) {} - ~MemoryBuffer() FMT_OVERRIDE { deallocate(); } - -#if FMT_USE_RVALUE_REFERENCES - private: - // Move data from other to this buffer. - void move(MemoryBuffer &other) { - Allocator &this_alloc = *this, &other_alloc = other; - this_alloc = std::move(other_alloc); - this->size_ = other.size_; - this->capacity_ = other.capacity_; - if (other.ptr_ == other.data_) { - this->ptr_ = data_; - std::uninitialized_copy(other.data_, other.data_ + this->size_, - make_ptr(data_, this->capacity_)); - } else { - this->ptr_ = other.ptr_; - // Set pointer to the inline array so that delete is not called - // when deallocating. - other.ptr_ = other.data_; - } - } - - public: - MemoryBuffer(MemoryBuffer &&other) { - move(other); - } - - MemoryBuffer &operator=(MemoryBuffer &&other) { - assert(this != &other); - deallocate(); - move(other); - return *this; - } -#endif - - // Returns a copy of the allocator associated with this buffer. - Allocator get_allocator() const { return *this; } -}; - -template -void MemoryBuffer::grow(std::size_t size) { - std::size_t new_capacity = this->capacity_ + this->capacity_ / 2; - if (size > new_capacity) - new_capacity = size; -#if FMT_USE_ALLOCATOR_TRAITS - T *new_ptr = - std::allocator_traits::allocate(*this, new_capacity, FMT_NULL); -#else - T *new_ptr = this->allocate(new_capacity, FMT_NULL); -#endif - // The following code doesn't throw, so the raw pointer above doesn't leak. - std::uninitialized_copy(this->ptr_, this->ptr_ + this->size_, - make_ptr(new_ptr, new_capacity)); - std::size_t old_capacity = this->capacity_; - T *old_ptr = this->ptr_; - this->capacity_ = new_capacity; - this->ptr_ = new_ptr; - // deallocate may throw (at least in principle), but it doesn't matter since - // the buffer already uses the new storage and will deallocate it in case - // of exception. - if (old_ptr != data_) - Allocator::deallocate(old_ptr, old_capacity); -} - -// A fixed-size buffer. -template -class FixedBuffer : public fmt::Buffer { - public: - FixedBuffer(Char *array, std::size_t size) : fmt::Buffer(array, size) {} - - protected: - FMT_API void grow(std::size_t size) FMT_OVERRIDE; -}; - -template -class BasicCharTraits { - public: -#if FMT_SECURE_SCL - typedef stdext::checked_array_iterator CharPtr; -#else - typedef Char *CharPtr; -#endif - static Char cast(int value) { return static_cast(value); } -}; - -template -class CharTraits; - -template <> -class CharTraits : public BasicCharTraits { - private: - // Conversion from wchar_t to char is not allowed. - static char convert(wchar_t); - - public: - static char convert(char value) { return value; } - - // Formats a floating-point number. - template - FMT_API static int format_float(char *buffer, std::size_t size, - const char *format, unsigned width, int precision, T value); -}; - -#if FMT_USE_EXTERN_TEMPLATES -extern template int CharTraits::format_float - (char *buffer, std::size_t size, - const char* format, unsigned width, int precision, double value); -extern template int CharTraits::format_float - (char *buffer, std::size_t size, - const char* format, unsigned width, int precision, long double value); -#endif - -template <> -class CharTraits : public BasicCharTraits { - public: - static wchar_t convert(char value) { return value; } - static wchar_t convert(wchar_t value) { return value; } - - template - FMT_API static int format_float(wchar_t *buffer, std::size_t size, - const wchar_t *format, unsigned width, int precision, T value); -}; - -#if FMT_USE_EXTERN_TEMPLATES -extern template int CharTraits::format_float - (wchar_t *buffer, std::size_t size, - const wchar_t* format, unsigned width, int precision, double value); -extern template int CharTraits::format_float - (wchar_t *buffer, std::size_t size, - const wchar_t* format, unsigned width, int precision, long double value); -#endif - -// Checks if a number is negative - used to avoid warnings. -template -struct SignChecker { - template - static bool is_negative(T value) { return value < 0; } -}; - -template <> -struct SignChecker { - template - static bool is_negative(T) { return false; } -}; - -// Returns true if value is negative, false otherwise. -// Same as (value < 0) but doesn't produce warnings if T is an unsigned type. -template -inline bool is_negative(T value) { - return SignChecker::is_signed>::is_negative(value); -} - -// Selects uint32_t if FitsIn32Bits is true, uint64_t otherwise. -template -struct TypeSelector { typedef uint32_t Type; }; - -template <> -struct TypeSelector { typedef uint64_t Type; }; - -template -struct IntTraits { - // Smallest of uint32_t and uint64_t that is large enough to represent - // all values of T. - typedef typename - TypeSelector::digits <= 32>::Type MainType; -}; - -FMT_API FMT_NORETURN void report_unknown_type(char code, const char *type); - -// Static data is placed in this class template to allow header-only -// configuration. -template -struct FMT_API BasicData { - static const uint32_t POWERS_OF_10_32[]; - static const uint64_t POWERS_OF_10_64[]; - static const char DIGITS[]; -}; - -#if FMT_USE_EXTERN_TEMPLATES -extern template struct BasicData; -#endif - -typedef BasicData<> Data; - -#ifdef FMT_BUILTIN_CLZLL -// Returns the number of decimal digits in n. Leading zeros are not counted -// except for n == 0 in which case count_digits returns 1. -inline unsigned count_digits(uint64_t n) { - // Based on http://graphics.stanford.edu/~seander/bithacks.html#IntegerLog10 - // and the benchmark https://github.com/localvoid/cxx-benchmark-count-digits. - int t = (64 - FMT_BUILTIN_CLZLL(n | 1)) * 1233 >> 12; - return to_unsigned(t) - (n < Data::POWERS_OF_10_64[t]) + 1; -} -#else -// Fallback version of count_digits used when __builtin_clz is not available. -inline unsigned count_digits(uint64_t n) { - unsigned count = 1; - for (;;) { - // Integer division is slow so do it for a group of four digits instead - // of for every digit. The idea comes from the talk by Alexandrescu - // "Three Optimization Tips for C++". See speed-test for a comparison. - if (n < 10) return count; - if (n < 100) return count + 1; - if (n < 1000) return count + 2; - if (n < 10000) return count + 3; - n /= 10000u; - count += 4; - } -} -#endif - -#ifdef FMT_BUILTIN_CLZ -// Optional version of count_digits for better performance on 32-bit platforms. -inline unsigned count_digits(uint32_t n) { - int t = (32 - FMT_BUILTIN_CLZ(n | 1)) * 1233 >> 12; - return to_unsigned(t) - (n < Data::POWERS_OF_10_32[t]) + 1; -} -#endif - -// A functor that doesn't add a thousands separator. -struct NoThousandsSep { - template - void operator()(Char *) {} -}; - -// A functor that adds a thousands separator. -class ThousandsSep { - private: - fmt::StringRef sep_; - - // Index of a decimal digit with the least significant digit having index 0. - unsigned digit_index_; - - public: - explicit ThousandsSep(fmt::StringRef sep) : sep_(sep), digit_index_(0) {} - - template - void operator()(Char *&buffer) { - if (++digit_index_ % 3 != 0) - return; - buffer -= sep_.size(); - std::uninitialized_copy(sep_.data(), sep_.data() + sep_.size(), - internal::make_ptr(buffer, sep_.size())); - } -}; - -// Formats a decimal unsigned integer value writing into buffer. -// thousands_sep is a functor that is called after writing each char to -// add a thousands separator if necessary. -template -inline void format_decimal(Char *buffer, UInt value, unsigned num_digits, - ThousandsSep thousands_sep) { - buffer += num_digits; - while (value >= 100) { - // Integer division is slow so do it for a group of two digits instead - // of for every digit. The idea comes from the talk by Alexandrescu - // "Three Optimization Tips for C++". See speed-test for a comparison. - unsigned index = static_cast((value % 100) * 2); - value /= 100; - *--buffer = Data::DIGITS[index + 1]; - thousands_sep(buffer); - *--buffer = Data::DIGITS[index]; - thousands_sep(buffer); - } - if (value < 10) { - *--buffer = static_cast('0' + value); - return; - } - unsigned index = static_cast(value * 2); - *--buffer = Data::DIGITS[index + 1]; - thousands_sep(buffer); - *--buffer = Data::DIGITS[index]; -} - -template -inline void format_decimal(Char *buffer, UInt value, unsigned num_digits) { - format_decimal(buffer, value, num_digits, NoThousandsSep()); - return; -} - -#ifndef _WIN32 -# define FMT_USE_WINDOWS_H 0 -#elif !defined(FMT_USE_WINDOWS_H) -# define FMT_USE_WINDOWS_H 1 -#endif - -// Define FMT_USE_WINDOWS_H to 0 to disable use of windows.h. -// All the functionality that relies on it will be disabled too. -#if FMT_USE_WINDOWS_H -// A converter from UTF-8 to UTF-16. -// It is only provided for Windows since other systems support UTF-8 natively. -class UTF8ToUTF16 { - private: - MemoryBuffer buffer_; - - public: - FMT_API explicit UTF8ToUTF16(StringRef s); - operator WStringRef() const { return WStringRef(&buffer_[0], size()); } - size_t size() const { return buffer_.size() - 1; } - const wchar_t *c_str() const { return &buffer_[0]; } - std::wstring str() const { return std::wstring(&buffer_[0], size()); } -}; - -// A converter from UTF-16 to UTF-8. -// It is only provided for Windows since other systems support UTF-8 natively. -class UTF16ToUTF8 { - private: - MemoryBuffer buffer_; - - public: - UTF16ToUTF8() {} - FMT_API explicit UTF16ToUTF8(WStringRef s); - operator StringRef() const { return StringRef(&buffer_[0], size()); } - size_t size() const { return buffer_.size() - 1; } - const char *c_str() const { return &buffer_[0]; } - std::string str() const { return std::string(&buffer_[0], size()); } - - // Performs conversion returning a system error code instead of - // throwing exception on conversion error. This method may still throw - // in case of memory allocation error. - FMT_API int convert(WStringRef s); -}; - -FMT_API void format_windows_error(fmt::Writer &out, int error_code, - fmt::StringRef message) FMT_NOEXCEPT; -#endif - -// A formatting argument value. -struct Value { - template - struct StringValue { - const Char *value; - std::size_t size; - }; - - typedef void (*FormatFunc)( - void *formatter, const void *arg, void *format_str_ptr); - - struct CustomValue { - const void *value; - FormatFunc format; - }; - - union { - int int_value; - unsigned uint_value; - LongLong long_long_value; - ULongLong ulong_long_value; - double double_value; - long double long_double_value; - const void *pointer; - StringValue string; - StringValue sstring; - StringValue ustring; - StringValue wstring; - CustomValue custom; - }; - - enum Type { - NONE, NAMED_ARG, - // Integer types should go first, - INT, UINT, LONG_LONG, ULONG_LONG, BOOL, CHAR, LAST_INTEGER_TYPE = CHAR, - // followed by floating-point types. - DOUBLE, LONG_DOUBLE, LAST_NUMERIC_TYPE = LONG_DOUBLE, - CSTRING, STRING, WSTRING, POINTER, CUSTOM - }; -}; - -// A formatting argument. It is a trivially copyable/constructible type to -// allow storage in internal::MemoryBuffer. -struct Arg : Value { - Type type; -}; - -template -struct NamedArg; -template -struct NamedArgWithType; - -template -struct Null {}; - -// A helper class template to enable or disable overloads taking wide -// characters and strings in MakeValue. -template -struct WCharHelper { - typedef Null Supported; - typedef T Unsupported; -}; - -template -struct WCharHelper { - typedef T Supported; - typedef Null Unsupported; -}; - -typedef char Yes[1]; -typedef char No[2]; - -template -T &get(); - -// These are non-members to workaround an overload resolution bug in bcc32. -Yes &convert(fmt::ULongLong); -No &convert(...); - -template -struct ConvertToIntImpl { - enum { value = ENABLE_CONVERSION }; -}; - -template -struct ConvertToIntImpl2 { - enum { value = false }; -}; - -template -struct ConvertToIntImpl2 { - enum { - // Don't convert numeric types. - value = ConvertToIntImpl::is_specialized>::value - }; -}; - -template -struct ConvertToInt { - enum { - enable_conversion = sizeof(fmt::internal::convert(get())) == sizeof(Yes) - }; - enum { value = ConvertToIntImpl2::value }; -}; - -#define FMT_DISABLE_CONVERSION_TO_INT(Type) \ - template <> \ - struct ConvertToInt { enum { value = 0 }; } - -// Silence warnings about convering float to int. -FMT_DISABLE_CONVERSION_TO_INT(float); -FMT_DISABLE_CONVERSION_TO_INT(double); -FMT_DISABLE_CONVERSION_TO_INT(long double); - -template -struct EnableIf {}; - -template -struct EnableIf { typedef T type; }; - -template -struct Conditional { typedef T type; }; - -template -struct Conditional { typedef F type; }; - -// For bcc32 which doesn't understand ! in template arguments. -template -struct Not { enum { value = 0 }; }; - -template <> -struct Not { enum { value = 1 }; }; - -template -struct FalseType { enum { value = 0 }; }; - -template struct LConvCheck { - LConvCheck(int) {} -}; - -// Returns the thousands separator for the current locale. -// We check if ``lconv`` contains ``thousands_sep`` because on Android -// ``lconv`` is stubbed as an empty struct. -template -inline StringRef thousands_sep( - LConv *lc, LConvCheck = 0) { - return lc->thousands_sep; -} - -inline fmt::StringRef thousands_sep(...) { return ""; } - -#define FMT_CONCAT(a, b) a##b - -#if FMT_GCC_VERSION >= 303 -# define FMT_UNUSED __attribute__((unused)) -#else -# define FMT_UNUSED -#endif - -#ifndef FMT_USE_STATIC_ASSERT -# define FMT_USE_STATIC_ASSERT 0 -#endif - -#if FMT_USE_STATIC_ASSERT || FMT_HAS_FEATURE(cxx_static_assert) || \ - (FMT_GCC_VERSION >= 403 && FMT_HAS_GXX_CXX11) || _MSC_VER >= 1600 -# define FMT_STATIC_ASSERT(cond, message) static_assert(cond, message) -#else -# define FMT_CONCAT_(a, b) FMT_CONCAT(a, b) -# define FMT_STATIC_ASSERT(cond, message) \ - typedef int FMT_CONCAT_(Assert, __LINE__)[(cond) ? 1 : -1] FMT_UNUSED -#endif - -template -void format_arg(Formatter&, ...) { - FMT_STATIC_ASSERT(FalseType::value, - "Cannot format argument. To enable the use of ostream " - "operator<< include fmt/ostream.h. Otherwise provide " - "an overload of format_arg."); -} - -// Makes an Arg object from any type. -template -class MakeValue : public Arg { - public: - typedef typename Formatter::Char Char; - - private: - // The following two methods are private to disallow formatting of - // arbitrary pointers. If you want to output a pointer cast it to - // "void *" or "const void *". In particular, this forbids formatting - // of "[const] volatile char *" which is printed as bool by iostreams. - // Do not implement! - template - MakeValue(const T *value); - template - MakeValue(T *value); - - // The following methods are private to disallow formatting of wide - // characters and strings into narrow strings as in - // fmt::format("{}", L"test"); - // To fix this, use a wide format string: fmt::format(L"{}", L"test"). -#if !FMT_MSC_VER || defined(_NATIVE_WCHAR_T_DEFINED) - MakeValue(typename WCharHelper::Unsupported); -#endif - MakeValue(typename WCharHelper::Unsupported); - MakeValue(typename WCharHelper::Unsupported); - MakeValue(typename WCharHelper::Unsupported); -#if FMT_HAS_STRING_VIEW - MakeValue(typename WCharHelper::Unsupported); -#endif - MakeValue(typename WCharHelper::Unsupported); - - void set_string(StringRef str) { - string.value = str.data(); - string.size = str.size(); - } - - void set_string(WStringRef str) { - wstring.value = str.data(); - wstring.size = str.size(); - } - - // Formats an argument of a custom type, such as a user-defined class. - template - static void format_custom_arg( - void *formatter, const void *arg, void *format_str_ptr) { - format_arg(*static_cast(formatter), - *static_cast(format_str_ptr), - *static_cast(arg)); - } - - public: - MakeValue() {} - -#define FMT_MAKE_VALUE_(Type, field, TYPE, rhs) \ - MakeValue(Type value) { field = rhs; } \ - static uint64_t type(Type) { return Arg::TYPE; } - -#define FMT_MAKE_VALUE(Type, field, TYPE) \ - FMT_MAKE_VALUE_(Type, field, TYPE, value) - - FMT_MAKE_VALUE(bool, int_value, BOOL) - FMT_MAKE_VALUE(short, int_value, INT) - FMT_MAKE_VALUE(unsigned short, uint_value, UINT) - FMT_MAKE_VALUE(int, int_value, INT) - FMT_MAKE_VALUE(unsigned, uint_value, UINT) - - MakeValue(long value) { - // To minimize the number of types we need to deal with, long is - // translated either to int or to long long depending on its size. - if (const_check(sizeof(long) == sizeof(int))) - int_value = static_cast(value); - else - long_long_value = value; - } - static uint64_t type(long) { - return sizeof(long) == sizeof(int) ? Arg::INT : Arg::LONG_LONG; - } - - MakeValue(unsigned long value) { - if (const_check(sizeof(unsigned long) == sizeof(unsigned))) - uint_value = static_cast(value); - else - ulong_long_value = value; - } - static uint64_t type(unsigned long) { - return sizeof(unsigned long) == sizeof(unsigned) ? - Arg::UINT : Arg::ULONG_LONG; - } - - FMT_MAKE_VALUE(LongLong, long_long_value, LONG_LONG) - FMT_MAKE_VALUE(ULongLong, ulong_long_value, ULONG_LONG) - FMT_MAKE_VALUE(float, double_value, DOUBLE) - FMT_MAKE_VALUE(double, double_value, DOUBLE) - FMT_MAKE_VALUE(long double, long_double_value, LONG_DOUBLE) - FMT_MAKE_VALUE(signed char, int_value, INT) - FMT_MAKE_VALUE(unsigned char, uint_value, UINT) - FMT_MAKE_VALUE(char, int_value, CHAR) - -#if __cplusplus >= 201103L - template < - typename T, - typename = typename std::enable_if< - std::is_enum::value && ConvertToInt::value>::type> - MakeValue(T value) { int_value = value; } - - template < - typename T, - typename = typename std::enable_if< - std::is_enum::value && ConvertToInt::value>::type> - static uint64_t type(T) { return Arg::INT; } -#endif - -#if !defined(_MSC_VER) || defined(_NATIVE_WCHAR_T_DEFINED) - MakeValue(typename WCharHelper::Supported value) { - int_value = value; - } - static uint64_t type(wchar_t) { return Arg::CHAR; } -#endif - -#define FMT_MAKE_STR_VALUE(Type, TYPE) \ - MakeValue(Type value) { set_string(value); } \ - static uint64_t type(Type) { return Arg::TYPE; } - - FMT_MAKE_VALUE(char *, string.value, CSTRING) - FMT_MAKE_VALUE(const char *, string.value, CSTRING) - FMT_MAKE_VALUE(signed char *, sstring.value, CSTRING) - FMT_MAKE_VALUE(const signed char *, sstring.value, CSTRING) - FMT_MAKE_VALUE(unsigned char *, ustring.value, CSTRING) - FMT_MAKE_VALUE(const unsigned char *, ustring.value, CSTRING) - FMT_MAKE_STR_VALUE(const std::string &, STRING) -#if FMT_HAS_STRING_VIEW - FMT_MAKE_STR_VALUE(const std::string_view &, STRING) -#endif - FMT_MAKE_STR_VALUE(StringRef, STRING) - FMT_MAKE_VALUE_(CStringRef, string.value, CSTRING, value.c_str()) - -#define FMT_MAKE_WSTR_VALUE(Type, TYPE) \ - MakeValue(typename WCharHelper::Supported value) { \ - set_string(value); \ - } \ - static uint64_t type(Type) { return Arg::TYPE; } - - FMT_MAKE_WSTR_VALUE(wchar_t *, WSTRING) - FMT_MAKE_WSTR_VALUE(const wchar_t *, WSTRING) - FMT_MAKE_WSTR_VALUE(const std::wstring &, WSTRING) -#if FMT_HAS_STRING_VIEW - FMT_MAKE_WSTR_VALUE(const std::wstring_view &, WSTRING) -#endif - FMT_MAKE_WSTR_VALUE(WStringRef, WSTRING) - - FMT_MAKE_VALUE(void *, pointer, POINTER) - FMT_MAKE_VALUE(const void *, pointer, POINTER) - - template - MakeValue(const T &value, - typename EnableIf::value>::value, int>::type = 0) { - custom.value = &value; - custom.format = &format_custom_arg; - } - - template - static typename EnableIf::value>::value, uint64_t>::type - type(const T &) { - return Arg::CUSTOM; - } - - // Additional template param `Char_` is needed here because make_type always - // uses char. - template - MakeValue(const NamedArg &value) { pointer = &value; } - template - MakeValue(const NamedArgWithType &value) { pointer = &value; } - - template - static uint64_t type(const NamedArg &) { return Arg::NAMED_ARG; } - template - static uint64_t type(const NamedArgWithType &) { return Arg::NAMED_ARG; } -}; - -template -class MakeArg : public Arg { -public: - MakeArg() { - type = Arg::NONE; - } - - template - MakeArg(const T &value) - : Arg(MakeValue(value)) { - type = static_cast(MakeValue::type(value)); - } -}; - -template -struct NamedArg : Arg { - BasicStringRef name; - - template - NamedArg(BasicStringRef argname, const T &value) - : Arg(MakeArg< BasicFormatter >(value)), name(argname) {} -}; - -template -struct NamedArgWithType : NamedArg { - NamedArgWithType(BasicStringRef argname, const T &value) - : NamedArg(argname, value) {} -}; - -class RuntimeError : public std::runtime_error { - protected: - RuntimeError() : std::runtime_error("") {} - RuntimeError(const RuntimeError &rerr) : std::runtime_error(rerr) {} - FMT_API ~RuntimeError() FMT_DTOR_NOEXCEPT FMT_OVERRIDE; -}; - -template -class ArgMap; -} // namespace internal - -/** An argument list. */ -class ArgList { - private: - // To reduce compiled code size per formatting function call, types of first - // MAX_PACKED_ARGS arguments are passed in the types_ field. - uint64_t types_; - union { - // If the number of arguments is less than MAX_PACKED_ARGS, the argument - // values are stored in values_, otherwise they are stored in args_. - // This is done to reduce compiled code size as storing larger objects - // may require more code (at least on x86-64) even if the same amount of - // data is actually copied to stack. It saves ~10% on the bloat test. - const internal::Value *values_; - const internal::Arg *args_; - }; - - internal::Arg::Type type(unsigned index) const { - return type(types_, index); - } - - template - friend class internal::ArgMap; - - public: - // Maximum number of arguments with packed types. - enum { MAX_PACKED_ARGS = 16 }; - - ArgList() : types_(0) {} - - ArgList(ULongLong types, const internal::Value *values) - : types_(types), values_(values) {} - ArgList(ULongLong types, const internal::Arg *args) - : types_(types), args_(args) {} - - uint64_t types() const { return types_; } - - /** Returns the argument at specified index. */ - internal::Arg operator[](unsigned index) const { - using internal::Arg; - Arg arg; - bool use_values = type(MAX_PACKED_ARGS - 1) == Arg::NONE; - if (index < MAX_PACKED_ARGS) { - Arg::Type arg_type = type(index); - internal::Value &val = arg; - if (arg_type != Arg::NONE) - val = use_values ? values_[index] : args_[index]; - arg.type = arg_type; - return arg; - } - if (use_values) { - // The index is greater than the number of arguments that can be stored - // in values, so return a "none" argument. - arg.type = Arg::NONE; - return arg; - } - for (unsigned i = MAX_PACKED_ARGS; i <= index; ++i) { - if (args_[i].type == Arg::NONE) - return args_[i]; - } - return args_[index]; - } - - static internal::Arg::Type type(uint64_t types, unsigned index) { - unsigned shift = index * 4; - uint64_t mask = 0xf; - return static_cast( - (types & (mask << shift)) >> shift); - } -}; - -#define FMT_DISPATCH(call) static_cast(this)->call - -/** - \rst - An argument visitor based on the `curiously recurring template pattern - `_. - - To use `~fmt::ArgVisitor` define a subclass that implements some or all of the - visit methods with the same signatures as the methods in `~fmt::ArgVisitor`, - for example, `~fmt::ArgVisitor::visit_int()`. - Pass the subclass as the *Impl* template parameter. Then calling - `~fmt::ArgVisitor::visit` for some argument will dispatch to a visit method - specific to the argument type. For example, if the argument type is - ``double`` then the `~fmt::ArgVisitor::visit_double()` method of a subclass - will be called. If the subclass doesn't contain a method with this signature, - then a corresponding method of `~fmt::ArgVisitor` will be called. - - **Example**:: - - class MyArgVisitor : public fmt::ArgVisitor { - public: - void visit_int(int value) { fmt::print("{}", value); } - void visit_double(double value) { fmt::print("{}", value ); } - }; - \endrst - */ -template -class ArgVisitor { - private: - typedef internal::Arg Arg; - - public: - void report_unhandled_arg() {} - - Result visit_unhandled_arg() { - FMT_DISPATCH(report_unhandled_arg()); - return Result(); - } - - /** Visits an ``int`` argument. **/ - Result visit_int(int value) { - return FMT_DISPATCH(visit_any_int(value)); - } - - /** Visits a ``long long`` argument. **/ - Result visit_long_long(LongLong value) { - return FMT_DISPATCH(visit_any_int(value)); - } - - /** Visits an ``unsigned`` argument. **/ - Result visit_uint(unsigned value) { - return FMT_DISPATCH(visit_any_int(value)); - } - - /** Visits an ``unsigned long long`` argument. **/ - Result visit_ulong_long(ULongLong value) { - return FMT_DISPATCH(visit_any_int(value)); - } - - /** Visits a ``bool`` argument. **/ - Result visit_bool(bool value) { - return FMT_DISPATCH(visit_any_int(value)); - } - - /** Visits a ``char`` or ``wchar_t`` argument. **/ - Result visit_char(int value) { - return FMT_DISPATCH(visit_any_int(value)); - } - - /** Visits an argument of any integral type. **/ - template - Result visit_any_int(T) { - return FMT_DISPATCH(visit_unhandled_arg()); - } - - /** Visits a ``double`` argument. **/ - Result visit_double(double value) { - return FMT_DISPATCH(visit_any_double(value)); - } - - /** Visits a ``long double`` argument. **/ - Result visit_long_double(long double value) { - return FMT_DISPATCH(visit_any_double(value)); - } - - /** Visits a ``double`` or ``long double`` argument. **/ - template - Result visit_any_double(T) { - return FMT_DISPATCH(visit_unhandled_arg()); - } - - /** Visits a null-terminated C string (``const char *``) argument. **/ - Result visit_cstring(const char *) { - return FMT_DISPATCH(visit_unhandled_arg()); - } - - /** Visits a string argument. **/ - Result visit_string(Arg::StringValue) { - return FMT_DISPATCH(visit_unhandled_arg()); - } - - /** Visits a wide string argument. **/ - Result visit_wstring(Arg::StringValue) { - return FMT_DISPATCH(visit_unhandled_arg()); - } - - /** Visits a pointer argument. **/ - Result visit_pointer(const void *) { - return FMT_DISPATCH(visit_unhandled_arg()); - } - - /** Visits an argument of a custom (user-defined) type. **/ - Result visit_custom(Arg::CustomValue) { - return FMT_DISPATCH(visit_unhandled_arg()); - } - - /** - \rst - Visits an argument dispatching to the appropriate visit method based on - the argument type. For example, if the argument type is ``double`` then - the `~fmt::ArgVisitor::visit_double()` method of the *Impl* class will be - called. - \endrst - */ - Result visit(const Arg &arg) { - switch (arg.type) { - case Arg::NONE: - case Arg::NAMED_ARG: - FMT_ASSERT(false, "invalid argument type"); - break; - case Arg::INT: - return FMT_DISPATCH(visit_int(arg.int_value)); - case Arg::UINT: - return FMT_DISPATCH(visit_uint(arg.uint_value)); - case Arg::LONG_LONG: - return FMT_DISPATCH(visit_long_long(arg.long_long_value)); - case Arg::ULONG_LONG: - return FMT_DISPATCH(visit_ulong_long(arg.ulong_long_value)); - case Arg::BOOL: - return FMT_DISPATCH(visit_bool(arg.int_value != 0)); - case Arg::CHAR: - return FMT_DISPATCH(visit_char(arg.int_value)); - case Arg::DOUBLE: - return FMT_DISPATCH(visit_double(arg.double_value)); - case Arg::LONG_DOUBLE: - return FMT_DISPATCH(visit_long_double(arg.long_double_value)); - case Arg::CSTRING: - return FMT_DISPATCH(visit_cstring(arg.string.value)); - case Arg::STRING: - return FMT_DISPATCH(visit_string(arg.string)); - case Arg::WSTRING: - return FMT_DISPATCH(visit_wstring(arg.wstring)); - case Arg::POINTER: - return FMT_DISPATCH(visit_pointer(arg.pointer)); - case Arg::CUSTOM: - return FMT_DISPATCH(visit_custom(arg.custom)); - } - return Result(); - } -}; - -enum Alignment { - ALIGN_DEFAULT, ALIGN_LEFT, ALIGN_RIGHT, ALIGN_CENTER, ALIGN_NUMERIC -}; - -// Flags. -enum { - SIGN_FLAG = 1, PLUS_FLAG = 2, MINUS_FLAG = 4, HASH_FLAG = 8, - CHAR_FLAG = 0x10 // Argument has char type - used in error reporting. -}; - -// An empty format specifier. -struct EmptySpec {}; - -// A type specifier. -template -struct TypeSpec : EmptySpec { - Alignment align() const { return ALIGN_DEFAULT; } - unsigned width() const { return 0; } - int precision() const { return -1; } - bool flag(unsigned) const { return false; } - char type() const { return TYPE; } - char type_prefix() const { return TYPE; } - char fill() const { return ' '; } -}; - -// A width specifier. -struct WidthSpec { - unsigned width_; - // Fill is always wchar_t and cast to char if necessary to avoid having - // two specialization of WidthSpec and its subclasses. - wchar_t fill_; - - WidthSpec(unsigned width, wchar_t fill) : width_(width), fill_(fill) {} - - unsigned width() const { return width_; } - wchar_t fill() const { return fill_; } -}; - -// An alignment specifier. -struct AlignSpec : WidthSpec { - Alignment align_; - - AlignSpec(unsigned width, wchar_t fill, Alignment align = ALIGN_DEFAULT) - : WidthSpec(width, fill), align_(align) {} - - Alignment align() const { return align_; } - - int precision() const { return -1; } -}; - -// An alignment and type specifier. -template -struct AlignTypeSpec : AlignSpec { - AlignTypeSpec(unsigned width, wchar_t fill) : AlignSpec(width, fill) {} - - bool flag(unsigned) const { return false; } - char type() const { return TYPE; } - char type_prefix() const { return TYPE; } -}; - -// A full format specifier. -struct FormatSpec : AlignSpec { - unsigned flags_; - int precision_; - char type_; - - FormatSpec( - unsigned width = 0, char type = 0, wchar_t fill = ' ') - : AlignSpec(width, fill), flags_(0), precision_(-1), type_(type) {} - - bool flag(unsigned f) const { return (flags_ & f) != 0; } - int precision() const { return precision_; } - char type() const { return type_; } - char type_prefix() const { return type_; } -}; - -// An integer format specifier. -template , typename Char = char> -class IntFormatSpec : public SpecT { - private: - T value_; - - public: - IntFormatSpec(T val, const SpecT &spec = SpecT()) - : SpecT(spec), value_(val) {} - - T value() const { return value_; } -}; - -// A string format specifier. -template -class StrFormatSpec : public AlignSpec { - private: - const Char *str_; - - public: - template - StrFormatSpec(const Char *str, unsigned width, FillChar fill) - : AlignSpec(width, fill), str_(str) { - internal::CharTraits::convert(FillChar()); - } - - const Char *str() const { return str_; } -}; - -/** - Returns an integer format specifier to format the value in base 2. - */ -IntFormatSpec > bin(int value); - -/** - Returns an integer format specifier to format the value in base 8. - */ -IntFormatSpec > oct(int value); - -/** - Returns an integer format specifier to format the value in base 16 using - lower-case letters for the digits above 9. - */ -IntFormatSpec > hex(int value); - -/** - Returns an integer formatter format specifier to format in base 16 using - upper-case letters for the digits above 9. - */ -IntFormatSpec > hexu(int value); - -/** - \rst - Returns an integer format specifier to pad the formatted argument with the - fill character to the specified width using the default (right) numeric - alignment. - - **Example**:: - - MemoryWriter out; - out << pad(hex(0xcafe), 8, '0'); - // out.str() == "0000cafe" - - \endrst - */ -template -IntFormatSpec, Char> pad( - int value, unsigned width, Char fill = ' '); - -#define FMT_DEFINE_INT_FORMATTERS(TYPE) \ -inline IntFormatSpec > bin(TYPE value) { \ - return IntFormatSpec >(value, TypeSpec<'b'>()); \ -} \ - \ -inline IntFormatSpec > oct(TYPE value) { \ - return IntFormatSpec >(value, TypeSpec<'o'>()); \ -} \ - \ -inline IntFormatSpec > hex(TYPE value) { \ - return IntFormatSpec >(value, TypeSpec<'x'>()); \ -} \ - \ -inline IntFormatSpec > hexu(TYPE value) { \ - return IntFormatSpec >(value, TypeSpec<'X'>()); \ -} \ - \ -template \ -inline IntFormatSpec > pad( \ - IntFormatSpec > f, unsigned width) { \ - return IntFormatSpec >( \ - f.value(), AlignTypeSpec(width, ' ')); \ -} \ - \ -/* For compatibility with older compilers we provide two overloads for pad, */ \ -/* one that takes a fill character and one that doesn't. In the future this */ \ -/* can be replaced with one overload making the template argument Char */ \ -/* default to char (C++11). */ \ -template \ -inline IntFormatSpec, Char> pad( \ - IntFormatSpec, Char> f, \ - unsigned width, Char fill) { \ - return IntFormatSpec, Char>( \ - f.value(), AlignTypeSpec(width, fill)); \ -} \ - \ -inline IntFormatSpec > pad( \ - TYPE value, unsigned width) { \ - return IntFormatSpec >( \ - value, AlignTypeSpec<0>(width, ' ')); \ -} \ - \ -template \ -inline IntFormatSpec, Char> pad( \ - TYPE value, unsigned width, Char fill) { \ - return IntFormatSpec, Char>( \ - value, AlignTypeSpec<0>(width, fill)); \ -} - -FMT_DEFINE_INT_FORMATTERS(int) -FMT_DEFINE_INT_FORMATTERS(long) -FMT_DEFINE_INT_FORMATTERS(unsigned) -FMT_DEFINE_INT_FORMATTERS(unsigned long) -FMT_DEFINE_INT_FORMATTERS(LongLong) -FMT_DEFINE_INT_FORMATTERS(ULongLong) - -/** - \rst - Returns a string formatter that pads the formatted argument with the fill - character to the specified width using the default (left) string alignment. - - **Example**:: - - std::string s = str(MemoryWriter() << pad("abc", 8)); - // s == "abc " - - \endrst - */ -template -inline StrFormatSpec pad( - const Char *str, unsigned width, Char fill = ' ') { - return StrFormatSpec(str, width, fill); -} - -inline StrFormatSpec pad( - const wchar_t *str, unsigned width, char fill = ' ') { - return StrFormatSpec(str, width, fill); -} - -namespace internal { - -template -class ArgMap { - private: - typedef std::vector< - std::pair, internal::Arg> > MapType; - typedef typename MapType::value_type Pair; - - MapType map_; - - public: - void init(const ArgList &args); - - const internal::Arg *find(const fmt::BasicStringRef &name) const { - // The list is unsorted, so just return the first matching name. - for (typename MapType::const_iterator it = map_.begin(), end = map_.end(); - it != end; ++it) { - if (it->first == name) - return &it->second; - } - return FMT_NULL; - } -}; - -template -void ArgMap::init(const ArgList &args) { - if (!map_.empty()) - return; - typedef internal::NamedArg NamedArg; - const NamedArg *named_arg = FMT_NULL; - bool use_values = - args.type(ArgList::MAX_PACKED_ARGS - 1) == internal::Arg::NONE; - if (use_values) { - for (unsigned i = 0;/*nothing*/; ++i) { - internal::Arg::Type arg_type = args.type(i); - switch (arg_type) { - case internal::Arg::NONE: - return; - case internal::Arg::NAMED_ARG: - named_arg = static_cast(args.values_[i].pointer); - map_.push_back(Pair(named_arg->name, *named_arg)); - break; - default: - /*nothing*/; - } - } - return; - } - for (unsigned i = 0; i != ArgList::MAX_PACKED_ARGS; ++i) { - internal::Arg::Type arg_type = args.type(i); - if (arg_type == internal::Arg::NAMED_ARG) { - named_arg = static_cast(args.args_[i].pointer); - map_.push_back(Pair(named_arg->name, *named_arg)); - } - } - for (unsigned i = ArgList::MAX_PACKED_ARGS;/*nothing*/; ++i) { - switch (args.args_[i].type) { - case internal::Arg::NONE: - return; - case internal::Arg::NAMED_ARG: - named_arg = static_cast(args.args_[i].pointer); - map_.push_back(Pair(named_arg->name, *named_arg)); - break; - default: - /*nothing*/; - } - } -} - -template -class ArgFormatterBase : public ArgVisitor { - private: - BasicWriter &writer_; - Spec &spec_; - - FMT_DISALLOW_COPY_AND_ASSIGN(ArgFormatterBase); - - void write_pointer(const void *p) { - spec_.flags_ = HASH_FLAG; - spec_.type_ = 'x'; - writer_.write_int(reinterpret_cast(p), spec_); - } - - // workaround MSVC two-phase lookup issue - typedef internal::Arg Arg; - - protected: - BasicWriter &writer() { return writer_; } - Spec &spec() { return spec_; } - - void write(bool value) { - const char *str_value = value ? "true" : "false"; - Arg::StringValue str = { str_value, std::strlen(str_value) }; - writer_.write_str(str, spec_); - } - - void write(const char *value) { - Arg::StringValue str = {value, value ? std::strlen(value) : 0}; - writer_.write_str(str, spec_); - } - - public: - typedef Spec SpecType; - - ArgFormatterBase(BasicWriter &w, Spec &s) - : writer_(w), spec_(s) {} - - template - void visit_any_int(T value) { writer_.write_int(value, spec_); } - - template - void visit_any_double(T value) { writer_.write_double(value, spec_); } - - void visit_bool(bool value) { - if (spec_.type_) { - visit_any_int(value); - return; - } - write(value); - } - - void visit_char(int value) { - if (spec_.type_ && spec_.type_ != 'c') { - spec_.flags_ |= CHAR_FLAG; - writer_.write_int(value, spec_); - return; - } - if (spec_.align_ == ALIGN_NUMERIC || spec_.flags_ != 0) - FMT_THROW(FormatError("invalid format specifier for char")); - typedef typename BasicWriter::CharPtr CharPtr; - Char fill = internal::CharTraits::cast(spec_.fill()); - CharPtr out = CharPtr(); - const unsigned CHAR_SIZE = 1; - if (spec_.width_ > CHAR_SIZE) { - out = writer_.grow_buffer(spec_.width_); - if (spec_.align_ == ALIGN_RIGHT) { - std::uninitialized_fill_n(out, spec_.width_ - CHAR_SIZE, fill); - out += spec_.width_ - CHAR_SIZE; - } else if (spec_.align_ == ALIGN_CENTER) { - out = writer_.fill_padding(out, spec_.width_, - internal::const_check(CHAR_SIZE), fill); - } else { - std::uninitialized_fill_n(out + CHAR_SIZE, - spec_.width_ - CHAR_SIZE, fill); - } - } else { - out = writer_.grow_buffer(CHAR_SIZE); - } - *out = internal::CharTraits::cast(value); - } - - void visit_cstring(const char *value) { - if (spec_.type_ == 'p') - return write_pointer(value); - write(value); - } - - // Qualification with "internal" here and below is a workaround for nvcc. - void visit_string(internal::Arg::StringValue value) { - writer_.write_str(value, spec_); - } - - using ArgVisitor::visit_wstring; - - void visit_wstring(internal::Arg::StringValue value) { - writer_.write_str(value, spec_); - } - - void visit_pointer(const void *value) { - if (spec_.type_ && spec_.type_ != 'p') - report_unknown_type(spec_.type_, "pointer"); - write_pointer(value); - } -}; - -class FormatterBase { - private: - ArgList args_; - int next_arg_index_; - - // Returns the argument with specified index. - FMT_API Arg do_get_arg(unsigned arg_index, const char *&error); - - protected: - const ArgList &args() const { return args_; } - - explicit FormatterBase(const ArgList &args) { - args_ = args; - next_arg_index_ = 0; - } - - // Returns the next argument. - Arg next_arg(const char *&error) { - if (next_arg_index_ >= 0) - return do_get_arg(internal::to_unsigned(next_arg_index_++), error); - error = "cannot switch from manual to automatic argument indexing"; - return Arg(); - } - - // Checks if manual indexing is used and returns the argument with - // specified index. - Arg get_arg(unsigned arg_index, const char *&error) { - return check_no_auto_index(error) ? do_get_arg(arg_index, error) : Arg(); - } - - bool check_no_auto_index(const char *&error) { - if (next_arg_index_ > 0) { - error = "cannot switch from automatic to manual argument indexing"; - return false; - } - next_arg_index_ = -1; - return true; - } - - template - void write(BasicWriter &w, const Char *start, const Char *end) { - if (start != end) - w << BasicStringRef(start, internal::to_unsigned(end - start)); - } -}; -} // namespace internal - -/** - \rst - An argument formatter based on the `curiously recurring template pattern - `_. - - To use `~fmt::BasicArgFormatter` define a subclass that implements some or - all of the visit methods with the same signatures as the methods in - `~fmt::ArgVisitor`, for example, `~fmt::ArgVisitor::visit_int()`. - Pass the subclass as the *Impl* template parameter. When a formatting - function processes an argument, it will dispatch to a visit method - specific to the argument type. For example, if the argument type is - ``double`` then the `~fmt::ArgVisitor::visit_double()` method of a subclass - will be called. If the subclass doesn't contain a method with this signature, - then a corresponding method of `~fmt::BasicArgFormatter` or its superclass - will be called. - \endrst - */ -template -class BasicArgFormatter : public internal::ArgFormatterBase { - private: - BasicFormatter &formatter_; - const Char *format_; - - public: - /** - \rst - Constructs an argument formatter object. - *formatter* is a reference to the main formatter object, *spec* contains - format specifier information for standard argument types, and *fmt* points - to the part of the format string being parsed for custom argument types. - \endrst - */ - BasicArgFormatter(BasicFormatter &formatter, - Spec &spec, const Char *fmt) - : internal::ArgFormatterBase(formatter.writer(), spec), - formatter_(formatter), format_(fmt) {} - - /** Formats an argument of a custom (user-defined) type. */ - void visit_custom(internal::Arg::CustomValue c) { - c.format(&formatter_, c.value, &format_); - } -}; - -/** The default argument formatter. */ -template -class ArgFormatter : - public BasicArgFormatter, Char, FormatSpec> { - public: - /** Constructs an argument formatter object. */ - ArgFormatter(BasicFormatter &formatter, - FormatSpec &spec, const Char *fmt) - : BasicArgFormatter, - Char, FormatSpec>(formatter, spec, fmt) {} -}; - -/** This template formats data and writes the output to a writer. */ -template -class BasicFormatter : private internal::FormatterBase { - public: - /** The character type for the output. */ - typedef CharType Char; - - private: - BasicWriter &writer_; - internal::ArgMap map_; - - FMT_DISALLOW_COPY_AND_ASSIGN(BasicFormatter); - - using internal::FormatterBase::get_arg; - - // Checks if manual indexing is used and returns the argument with - // specified name. - internal::Arg get_arg(BasicStringRef arg_name, const char *&error); - - // Parses argument index and returns corresponding argument. - internal::Arg parse_arg_index(const Char *&s); - - // Parses argument name and returns corresponding argument. - internal::Arg parse_arg_name(const Char *&s); - - public: - /** - \rst - Constructs a ``BasicFormatter`` object. References to the arguments and - the writer are stored in the formatter object so make sure they have - appropriate lifetimes. - \endrst - */ - BasicFormatter(const ArgList &args, BasicWriter &w) - : internal::FormatterBase(args), writer_(w) {} - - /** Returns a reference to the writer associated with this formatter. */ - BasicWriter &writer() { return writer_; } - - /** Formats stored arguments and writes the output to the writer. */ - void format(BasicCStringRef format_str); - - // Formats a single argument and advances format_str, a format string pointer. - const Char *format(const Char *&format_str, const internal::Arg &arg); -}; - -// Generates a comma-separated list with results of applying f to -// numbers 0..n-1. -# define FMT_GEN(n, f) FMT_GEN##n(f) -# define FMT_GEN1(f) f(0) -# define FMT_GEN2(f) FMT_GEN1(f), f(1) -# define FMT_GEN3(f) FMT_GEN2(f), f(2) -# define FMT_GEN4(f) FMT_GEN3(f), f(3) -# define FMT_GEN5(f) FMT_GEN4(f), f(4) -# define FMT_GEN6(f) FMT_GEN5(f), f(5) -# define FMT_GEN7(f) FMT_GEN6(f), f(6) -# define FMT_GEN8(f) FMT_GEN7(f), f(7) -# define FMT_GEN9(f) FMT_GEN8(f), f(8) -# define FMT_GEN10(f) FMT_GEN9(f), f(9) -# define FMT_GEN11(f) FMT_GEN10(f), f(10) -# define FMT_GEN12(f) FMT_GEN11(f), f(11) -# define FMT_GEN13(f) FMT_GEN12(f), f(12) -# define FMT_GEN14(f) FMT_GEN13(f), f(13) -# define FMT_GEN15(f) FMT_GEN14(f), f(14) - -namespace internal { -inline uint64_t make_type() { return 0; } - -template -inline uint64_t make_type(const T &arg) { - return MakeValue< BasicFormatter >::type(arg); -} - -template -struct ArgArray; - -template -struct ArgArray { - // '+' is used to silence GCC -Wduplicated-branches warning. - typedef Value Type[N > 0 ? N : +1]; - - template - static Value make(const T &value) { -#ifdef __clang__ - Value result = MakeValue(value); - // Workaround a bug in Apple LLVM version 4.2 (clang-425.0.28) of clang: - // https://github.com/fmtlib/fmt/issues/276 - (void)result.custom.format; - return result; -#else - return MakeValue(value); -#endif - } -}; - -template -struct ArgArray { - typedef Arg Type[N + 1]; // +1 for the list end Arg::NONE - - template - static Arg make(const T &value) { return MakeArg(value); } -}; - -#if FMT_USE_VARIADIC_TEMPLATES -template -inline uint64_t make_type(const Arg &first, const Args & ... tail) { - return make_type(first) | (make_type(tail...) << 4); -} - -#else - -struct ArgType { - uint64_t type; - - ArgType() : type(0) {} - - template - ArgType(const T &arg) : type(make_type(arg)) {} -}; - -# define FMT_ARG_TYPE_DEFAULT(n) ArgType t##n = ArgType() - -inline uint64_t make_type(FMT_GEN15(FMT_ARG_TYPE_DEFAULT)) { - return t0.type | (t1.type << 4) | (t2.type << 8) | (t3.type << 12) | - (t4.type << 16) | (t5.type << 20) | (t6.type << 24) | (t7.type << 28) | - (t8.type << 32) | (t9.type << 36) | (t10.type << 40) | (t11.type << 44) | - (t12.type << 48) | (t13.type << 52) | (t14.type << 56); -} -#endif -} // namespace internal - -# define FMT_MAKE_TEMPLATE_ARG(n) typename T##n -# define FMT_MAKE_ARG_TYPE(n) T##n -# define FMT_MAKE_ARG(n) const T##n &v##n -# define FMT_ASSIGN_char(n) \ - arr[n] = fmt::internal::MakeValue< fmt::BasicFormatter >(v##n) -# define FMT_ASSIGN_wchar_t(n) \ - arr[n] = fmt::internal::MakeValue< fmt::BasicFormatter >(v##n) - -#if FMT_USE_VARIADIC_TEMPLATES -// Defines a variadic function returning void. -# define FMT_VARIADIC_VOID(func, arg_type) \ - template \ - void func(arg_type arg0, const Args & ... args) { \ - typedef fmt::internal::ArgArray ArgArray; \ - typename ArgArray::Type array{ \ - ArgArray::template make >(args)...}; \ - func(arg0, fmt::ArgList(fmt::internal::make_type(args...), array)); \ - } - -// Defines a variadic constructor. -# define FMT_VARIADIC_CTOR(ctor, func, arg0_type, arg1_type) \ - template \ - ctor(arg0_type arg0, arg1_type arg1, const Args & ... args) { \ - typedef fmt::internal::ArgArray ArgArray; \ - typename ArgArray::Type array{ \ - ArgArray::template make >(args)...}; \ - func(arg0, arg1, fmt::ArgList(fmt::internal::make_type(args...), array)); \ - } - -#else - -# define FMT_MAKE_REF(n) \ - fmt::internal::MakeValue< fmt::BasicFormatter >(v##n) -# define FMT_MAKE_REF2(n) v##n - -// Defines a wrapper for a function taking one argument of type arg_type -// and n additional arguments of arbitrary types. -# define FMT_WRAP1(func, arg_type, n) \ - template \ - inline void func(arg_type arg1, FMT_GEN(n, FMT_MAKE_ARG)) { \ - const fmt::internal::ArgArray::Type array = {FMT_GEN(n, FMT_MAKE_REF)}; \ - func(arg1, fmt::ArgList( \ - fmt::internal::make_type(FMT_GEN(n, FMT_MAKE_REF2)), array)); \ - } - -// Emulates a variadic function returning void on a pre-C++11 compiler. -# define FMT_VARIADIC_VOID(func, arg_type) \ - inline void func(arg_type arg) { func(arg, fmt::ArgList()); } \ - FMT_WRAP1(func, arg_type, 1) FMT_WRAP1(func, arg_type, 2) \ - FMT_WRAP1(func, arg_type, 3) FMT_WRAP1(func, arg_type, 4) \ - FMT_WRAP1(func, arg_type, 5) FMT_WRAP1(func, arg_type, 6) \ - FMT_WRAP1(func, arg_type, 7) FMT_WRAP1(func, arg_type, 8) \ - FMT_WRAP1(func, arg_type, 9) FMT_WRAP1(func, arg_type, 10) - -# define FMT_CTOR(ctor, func, arg0_type, arg1_type, n) \ - template \ - ctor(arg0_type arg0, arg1_type arg1, FMT_GEN(n, FMT_MAKE_ARG)) { \ - const fmt::internal::ArgArray::Type array = {FMT_GEN(n, FMT_MAKE_REF)}; \ - func(arg0, arg1, fmt::ArgList( \ - fmt::internal::make_type(FMT_GEN(n, FMT_MAKE_REF2)), array)); \ - } - -// Emulates a variadic constructor on a pre-C++11 compiler. -# define FMT_VARIADIC_CTOR(ctor, func, arg0_type, arg1_type) \ - FMT_CTOR(ctor, func, arg0_type, arg1_type, 1) \ - FMT_CTOR(ctor, func, arg0_type, arg1_type, 2) \ - FMT_CTOR(ctor, func, arg0_type, arg1_type, 3) \ - FMT_CTOR(ctor, func, arg0_type, arg1_type, 4) \ - FMT_CTOR(ctor, func, arg0_type, arg1_type, 5) \ - FMT_CTOR(ctor, func, arg0_type, arg1_type, 6) \ - FMT_CTOR(ctor, func, arg0_type, arg1_type, 7) \ - FMT_CTOR(ctor, func, arg0_type, arg1_type, 8) \ - FMT_CTOR(ctor, func, arg0_type, arg1_type, 9) \ - FMT_CTOR(ctor, func, arg0_type, arg1_type, 10) -#endif - -// Generates a comma-separated list with results of applying f to pairs -// (argument, index). -#define FMT_FOR_EACH1(f, x0) f(x0, 0) -#define FMT_FOR_EACH2(f, x0, x1) \ - FMT_FOR_EACH1(f, x0), f(x1, 1) -#define FMT_FOR_EACH3(f, x0, x1, x2) \ - FMT_FOR_EACH2(f, x0 ,x1), f(x2, 2) -#define FMT_FOR_EACH4(f, x0, x1, x2, x3) \ - FMT_FOR_EACH3(f, x0, x1, x2), f(x3, 3) -#define FMT_FOR_EACH5(f, x0, x1, x2, x3, x4) \ - FMT_FOR_EACH4(f, x0, x1, x2, x3), f(x4, 4) -#define FMT_FOR_EACH6(f, x0, x1, x2, x3, x4, x5) \ - FMT_FOR_EACH5(f, x0, x1, x2, x3, x4), f(x5, 5) -#define FMT_FOR_EACH7(f, x0, x1, x2, x3, x4, x5, x6) \ - FMT_FOR_EACH6(f, x0, x1, x2, x3, x4, x5), f(x6, 6) -#define FMT_FOR_EACH8(f, x0, x1, x2, x3, x4, x5, x6, x7) \ - FMT_FOR_EACH7(f, x0, x1, x2, x3, x4, x5, x6), f(x7, 7) -#define FMT_FOR_EACH9(f, x0, x1, x2, x3, x4, x5, x6, x7, x8) \ - FMT_FOR_EACH8(f, x0, x1, x2, x3, x4, x5, x6, x7), f(x8, 8) -#define FMT_FOR_EACH10(f, x0, x1, x2, x3, x4, x5, x6, x7, x8, x9) \ - FMT_FOR_EACH9(f, x0, x1, x2, x3, x4, x5, x6, x7, x8), f(x9, 9) - -/** - An error returned by an operating system or a language runtime, - for example a file opening error. -*/ -class SystemError : public internal::RuntimeError { - private: - FMT_API void init(int err_code, CStringRef format_str, ArgList args); - - protected: - int error_code_; - - typedef char Char; // For FMT_VARIADIC_CTOR. - - SystemError() {} - - public: - /** - \rst - Constructs a :class:`fmt::SystemError` object with a description - formatted with `fmt::format_system_error`. *message* and additional - arguments passed into the constructor are formatted similarly to - `fmt::format`. - - **Example**:: - - // This throws a SystemError with the description - // cannot open file 'madeup': No such file or directory - // or similar (system message may vary). - const char *filename = "madeup"; - std::FILE *file = std::fopen(filename, "r"); - if (!file) - throw fmt::SystemError(errno, "cannot open file '{}'", filename); - \endrst - */ - SystemError(int error_code, CStringRef message) { - init(error_code, message, ArgList()); - } - FMT_DEFAULTED_COPY_CTOR(SystemError) - FMT_VARIADIC_CTOR(SystemError, init, int, CStringRef) - - FMT_API ~SystemError() FMT_DTOR_NOEXCEPT FMT_OVERRIDE; - - int error_code() const { return error_code_; } -}; - -/** - \rst - Formats an error returned by an operating system or a language runtime, - for example a file opening error, and writes it to *out* in the following - form: - - .. parsed-literal:: - **: ** - - where ** is the passed message and ** is - the system message corresponding to the error code. - *error_code* is a system error code as given by ``errno``. - If *error_code* is not a valid error code such as -1, the system message - may look like "Unknown error -1" and is platform-dependent. - \endrst - */ -FMT_API void format_system_error(fmt::Writer &out, int error_code, - fmt::StringRef message) FMT_NOEXCEPT; - -/** - \rst - This template provides operations for formatting and writing data into - a character stream. The output is stored in a buffer provided by a subclass - such as :class:`fmt::BasicMemoryWriter`. - - You can use one of the following typedefs for common character types: - - +---------+----------------------+ - | Type | Definition | - +=========+======================+ - | Writer | BasicWriter | - +---------+----------------------+ - | WWriter | BasicWriter | - +---------+----------------------+ - - \endrst - */ -template -class BasicWriter { - private: - // Output buffer. - Buffer &buffer_; - - FMT_DISALLOW_COPY_AND_ASSIGN(BasicWriter); - - typedef typename internal::CharTraits::CharPtr CharPtr; - -#if FMT_SECURE_SCL - // Returns pointer value. - static Char *get(CharPtr p) { return p.base(); } -#else - static Char *get(Char *p) { return p; } -#endif - - // Fills the padding around the content and returns the pointer to the - // content area. - static CharPtr fill_padding(CharPtr buffer, - unsigned total_size, std::size_t content_size, wchar_t fill); - - // Grows the buffer by n characters and returns a pointer to the newly - // allocated area. - CharPtr grow_buffer(std::size_t n) { - std::size_t size = buffer_.size(); - buffer_.resize(size + n); - return internal::make_ptr(&buffer_[size], n); - } - - // Writes an unsigned decimal integer. - template - Char *write_unsigned_decimal(UInt value, unsigned prefix_size = 0) { - unsigned num_digits = internal::count_digits(value); - Char *ptr = get(grow_buffer(prefix_size + num_digits)); - internal::format_decimal(ptr + prefix_size, value, num_digits); - return ptr; - } - - // Writes a decimal integer. - template - void write_decimal(Int value) { - typedef typename internal::IntTraits::MainType MainType; - MainType abs_value = static_cast(value); - if (internal::is_negative(value)) { - abs_value = 0 - abs_value; - *write_unsigned_decimal(abs_value, 1) = '-'; - } else { - write_unsigned_decimal(abs_value, 0); - } - } - - // Prepare a buffer for integer formatting. - CharPtr prepare_int_buffer(unsigned num_digits, - const EmptySpec &, const char *prefix, unsigned prefix_size) { - unsigned size = prefix_size + num_digits; - CharPtr p = grow_buffer(size); - std::uninitialized_copy(prefix, prefix + prefix_size, p); - return p + size - 1; - } - - template - CharPtr prepare_int_buffer(unsigned num_digits, - const Spec &spec, const char *prefix, unsigned prefix_size); - - // Formats an integer. - template - void write_int(T value, Spec spec); - - // Formats a floating-point number (double or long double). - template - void write_double(T value, const Spec &spec); - - // Writes a formatted string. - template - CharPtr write_str(const StrChar *s, std::size_t size, const AlignSpec &spec); - - template - void write_str(const internal::Arg::StringValue &str, - const Spec &spec); - - // This following methods are private to disallow writing wide characters - // and strings to a char stream. If you want to print a wide string as a - // pointer as std::ostream does, cast it to const void*. - // Do not implement! - void operator<<(typename internal::WCharHelper::Unsupported); - void operator<<( - typename internal::WCharHelper::Unsupported); - - // Appends floating-point length specifier to the format string. - // The second argument is only used for overload resolution. - void append_float_length(Char *&format_ptr, long double) { - *format_ptr++ = 'L'; - } - - template - void append_float_length(Char *&, T) {} - - template - friend class internal::ArgFormatterBase; - - template - friend class BasicPrintfArgFormatter; - - protected: - /** - Constructs a ``BasicWriter`` object. - */ - explicit BasicWriter(Buffer &b) : buffer_(b) {} - - public: - /** - \rst - Destroys a ``BasicWriter`` object. - \endrst - */ - virtual ~BasicWriter() {} - - /** - Returns the total number of characters written. - */ - std::size_t size() const { return buffer_.size(); } - - /** - Returns a pointer to the output buffer content. No terminating null - character is appended. - */ - const Char *data() const FMT_NOEXCEPT { return &buffer_[0]; } - - /** - Returns a pointer to the output buffer content with terminating null - character appended. - */ - const Char *c_str() const { - std::size_t size = buffer_.size(); - buffer_.reserve(size + 1); - buffer_[size] = '\0'; - return &buffer_[0]; - } - - /** - \rst - Returns the content of the output buffer as an `std::string`. - \endrst - */ - std::basic_string str() const { - return std::basic_string(&buffer_[0], buffer_.size()); - } - - /** - \rst - Writes formatted data. - - *args* is an argument list representing arbitrary arguments. - - **Example**:: - - MemoryWriter out; - out.write("Current point:\n"); - out.write("({:+f}, {:+f})", -3.14, 3.14); - - This will write the following output to the ``out`` object: - - .. code-block:: none - - Current point: - (-3.140000, +3.140000) - - The output can be accessed using :func:`data()`, :func:`c_str` or - :func:`str` methods. - - See also :ref:`syntax`. - \endrst - */ - void write(BasicCStringRef format, ArgList args) { - BasicFormatter(args, *this).format(format); - } - FMT_VARIADIC_VOID(write, BasicCStringRef) - - BasicWriter &operator<<(int value) { - write_decimal(value); - return *this; - } - BasicWriter &operator<<(unsigned value) { - return *this << IntFormatSpec(value); - } - BasicWriter &operator<<(long value) { - write_decimal(value); - return *this; - } - BasicWriter &operator<<(unsigned long value) { - return *this << IntFormatSpec(value); - } - BasicWriter &operator<<(LongLong value) { - write_decimal(value); - return *this; - } - - /** - \rst - Formats *value* and writes it to the stream. - \endrst - */ - BasicWriter &operator<<(ULongLong value) { - return *this << IntFormatSpec(value); - } - - BasicWriter &operator<<(double value) { - write_double(value, FormatSpec()); - return *this; - } - - /** - \rst - Formats *value* using the general format for floating-point numbers - (``'g'``) and writes it to the stream. - \endrst - */ - BasicWriter &operator<<(long double value) { - write_double(value, FormatSpec()); - return *this; - } - - /** - Writes a character to the stream. - */ - BasicWriter &operator<<(char value) { - buffer_.push_back(value); - return *this; - } - - BasicWriter &operator<<( - typename internal::WCharHelper::Supported value) { - buffer_.push_back(value); - return *this; - } - - /** - \rst - Writes *value* to the stream. - \endrst - */ - BasicWriter &operator<<(fmt::BasicStringRef value) { - const Char *str = value.data(); - buffer_.append(str, str + value.size()); - return *this; - } - - BasicWriter &operator<<( - typename internal::WCharHelper::Supported value) { - const char *str = value.data(); - buffer_.append(str, str + value.size()); - return *this; - } - - template - BasicWriter &operator<<(IntFormatSpec spec) { - internal::CharTraits::convert(FillChar()); - write_int(spec.value(), spec); - return *this; - } - - template - BasicWriter &operator<<(const StrFormatSpec &spec) { - const StrChar *s = spec.str(); - write_str(s, std::char_traits::length(s), spec); - return *this; - } - - void clear() FMT_NOEXCEPT { buffer_.clear(); } - - Buffer &buffer() FMT_NOEXCEPT { return buffer_; } -}; - -template -template -typename BasicWriter::CharPtr BasicWriter::write_str( - const StrChar *s, std::size_t size, const AlignSpec &spec) { - CharPtr out = CharPtr(); - if (spec.width() > size) { - out = grow_buffer(spec.width()); - Char fill = internal::CharTraits::cast(spec.fill()); - if (spec.align() == ALIGN_RIGHT) { - std::uninitialized_fill_n(out, spec.width() - size, fill); - out += spec.width() - size; - } else if (spec.align() == ALIGN_CENTER) { - out = fill_padding(out, spec.width(), size, fill); - } else { - std::uninitialized_fill_n(out + size, spec.width() - size, fill); - } - } else { - out = grow_buffer(size); - } - std::uninitialized_copy(s, s + size, out); - return out; -} - -template -template -void BasicWriter::write_str( - const internal::Arg::StringValue &s, const Spec &spec) { - // Check if StrChar is convertible to Char. - internal::CharTraits::convert(StrChar()); - if (spec.type_ && spec.type_ != 's') - internal::report_unknown_type(spec.type_, "string"); - const StrChar *str_value = s.value; - std::size_t str_size = s.size; - if (str_size == 0) { - if (!str_value) { - FMT_THROW(FormatError("string pointer is null")); - } - } - std::size_t precision = static_cast(spec.precision_); - if (spec.precision_ >= 0 && precision < str_size) - str_size = precision; - write_str(str_value, str_size, spec); -} - -template -typename BasicWriter::CharPtr - BasicWriter::fill_padding( - CharPtr buffer, unsigned total_size, - std::size_t content_size, wchar_t fill) { - std::size_t padding = total_size - content_size; - std::size_t left_padding = padding / 2; - Char fill_char = internal::CharTraits::cast(fill); - std::uninitialized_fill_n(buffer, left_padding, fill_char); - buffer += left_padding; - CharPtr content = buffer; - std::uninitialized_fill_n(buffer + content_size, - padding - left_padding, fill_char); - return content; -} - -template -template -typename BasicWriter::CharPtr - BasicWriter::prepare_int_buffer( - unsigned num_digits, const Spec &spec, - const char *prefix, unsigned prefix_size) { - unsigned width = spec.width(); - Alignment align = spec.align(); - Char fill = internal::CharTraits::cast(spec.fill()); - if (spec.precision() > static_cast(num_digits)) { - // Octal prefix '0' is counted as a digit, so ignore it if precision - // is specified. - if (prefix_size > 0 && prefix[prefix_size - 1] == '0') - --prefix_size; - unsigned number_size = - prefix_size + internal::to_unsigned(spec.precision()); - AlignSpec subspec(number_size, '0', ALIGN_NUMERIC); - if (number_size >= width) - return prepare_int_buffer(num_digits, subspec, prefix, prefix_size); - buffer_.reserve(width); - unsigned fill_size = width - number_size; - if (align != ALIGN_LEFT) { - CharPtr p = grow_buffer(fill_size); - std::uninitialized_fill(p, p + fill_size, fill); - } - CharPtr result = prepare_int_buffer( - num_digits, subspec, prefix, prefix_size); - if (align == ALIGN_LEFT) { - CharPtr p = grow_buffer(fill_size); - std::uninitialized_fill(p, p + fill_size, fill); - } - return result; - } - unsigned size = prefix_size + num_digits; - if (width <= size) { - CharPtr p = grow_buffer(size); - std::uninitialized_copy(prefix, prefix + prefix_size, p); - return p + size - 1; - } - CharPtr p = grow_buffer(width); - CharPtr end = p + width; - if (align == ALIGN_LEFT) { - std::uninitialized_copy(prefix, prefix + prefix_size, p); - p += size; - std::uninitialized_fill(p, end, fill); - } else if (align == ALIGN_CENTER) { - p = fill_padding(p, width, size, fill); - std::uninitialized_copy(prefix, prefix + prefix_size, p); - p += size; - } else { - if (align == ALIGN_NUMERIC) { - if (prefix_size != 0) { - p = std::uninitialized_copy(prefix, prefix + prefix_size, p); - size -= prefix_size; - } - } else { - std::uninitialized_copy(prefix, prefix + prefix_size, end - size); - } - std::uninitialized_fill(p, end - size, fill); - p = end; - } - return p - 1; -} - -template -template -void BasicWriter::write_int(T value, Spec spec) { - unsigned prefix_size = 0; - typedef typename internal::IntTraits::MainType UnsignedType; - UnsignedType abs_value = static_cast(value); - char prefix[4] = ""; - if (internal::is_negative(value)) { - prefix[0] = '-'; - ++prefix_size; - abs_value = 0 - abs_value; - } else if (spec.flag(SIGN_FLAG)) { - prefix[0] = spec.flag(PLUS_FLAG) ? '+' : ' '; - ++prefix_size; - } - switch (spec.type()) { - case 0: case 'd': { - unsigned num_digits = internal::count_digits(abs_value); - CharPtr p = prepare_int_buffer(num_digits, spec, prefix, prefix_size) + 1; - internal::format_decimal(get(p), abs_value, 0); - break; - } - case 'x': case 'X': { - UnsignedType n = abs_value; - if (spec.flag(HASH_FLAG)) { - prefix[prefix_size++] = '0'; - prefix[prefix_size++] = spec.type_prefix(); - } - unsigned num_digits = 0; - do { - ++num_digits; - } while ((n >>= 4) != 0); - Char *p = get(prepare_int_buffer( - num_digits, spec, prefix, prefix_size)); - n = abs_value; - const char *digits = spec.type() == 'x' ? - "0123456789abcdef" : "0123456789ABCDEF"; - do { - *p-- = digits[n & 0xf]; - } while ((n >>= 4) != 0); - break; - } - case 'b': case 'B': { - UnsignedType n = abs_value; - if (spec.flag(HASH_FLAG)) { - prefix[prefix_size++] = '0'; - prefix[prefix_size++] = spec.type_prefix(); - } - unsigned num_digits = 0; - do { - ++num_digits; - } while ((n >>= 1) != 0); - Char *p = get(prepare_int_buffer(num_digits, spec, prefix, prefix_size)); - n = abs_value; - do { - *p-- = static_cast('0' + (n & 1)); - } while ((n >>= 1) != 0); - break; - } - case 'o': { - UnsignedType n = abs_value; - if (spec.flag(HASH_FLAG)) - prefix[prefix_size++] = '0'; - unsigned num_digits = 0; - do { - ++num_digits; - } while ((n >>= 3) != 0); - Char *p = get(prepare_int_buffer(num_digits, spec, prefix, prefix_size)); - n = abs_value; - do { - *p-- = static_cast('0' + (n & 7)); - } while ((n >>= 3) != 0); - break; - } - case 'n': { - unsigned num_digits = internal::count_digits(abs_value); - fmt::StringRef sep = ""; -#if !(defined(ANDROID) || defined(__ANDROID__)) - sep = internal::thousands_sep(std::localeconv()); -#endif - unsigned size = static_cast( - num_digits + sep.size() * ((num_digits - 1) / 3)); - CharPtr p = prepare_int_buffer(size, spec, prefix, prefix_size) + 1; - internal::format_decimal(get(p), abs_value, 0, internal::ThousandsSep(sep)); - break; - } - default: - internal::report_unknown_type( - spec.type(), spec.flag(CHAR_FLAG) ? "char" : "integer"); - break; - } -} - -template -template -void BasicWriter::write_double(T value, const Spec &spec) { - // Check type. - char type = spec.type(); - bool upper = false; - switch (type) { - case 0: - type = 'g'; - break; - case 'e': case 'f': case 'g': case 'a': - break; - case 'F': -#if FMT_MSC_VER - // MSVC's printf doesn't support 'F'. - type = 'f'; -#endif - // Fall through. - case 'E': case 'G': case 'A': - upper = true; - break; - default: - internal::report_unknown_type(type, "double"); - break; - } - - char sign = 0; - // Use isnegative instead of value < 0 because the latter is always - // false for NaN. - if (internal::FPUtil::isnegative(static_cast(value))) { - sign = '-'; - value = -value; - } else if (spec.flag(SIGN_FLAG)) { - sign = spec.flag(PLUS_FLAG) ? '+' : ' '; - } - - if (internal::FPUtil::isnotanumber(value)) { - // Format NaN ourselves because sprintf's output is not consistent - // across platforms. - std::size_t nan_size = 4; - const char *nan = upper ? " NAN" : " nan"; - if (!sign) { - --nan_size; - ++nan; - } - CharPtr out = write_str(nan, nan_size, spec); - if (sign) - *out = sign; - return; - } - - if (internal::FPUtil::isinfinity(value)) { - // Format infinity ourselves because sprintf's output is not consistent - // across platforms. - std::size_t inf_size = 4; - const char *inf = upper ? " INF" : " inf"; - if (!sign) { - --inf_size; - ++inf; - } - CharPtr out = write_str(inf, inf_size, spec); - if (sign) - *out = sign; - return; - } - - std::size_t offset = buffer_.size(); - unsigned width = spec.width(); - if (sign) { - buffer_.reserve(buffer_.size() + (width > 1u ? width : 1u)); - if (width > 0) - --width; - ++offset; - } - - // Build format string. - enum { MAX_FORMAT_SIZE = 10}; // longest format: %#-*.*Lg - Char format[MAX_FORMAT_SIZE]; - Char *format_ptr = format; - *format_ptr++ = '%'; - unsigned width_for_sprintf = width; - if (spec.flag(HASH_FLAG)) - *format_ptr++ = '#'; - if (spec.align() == ALIGN_CENTER) { - width_for_sprintf = 0; - } else { - if (spec.align() == ALIGN_LEFT) - *format_ptr++ = '-'; - if (width != 0) - *format_ptr++ = '*'; - } - if (spec.precision() >= 0) { - *format_ptr++ = '.'; - *format_ptr++ = '*'; - } - - append_float_length(format_ptr, value); - *format_ptr++ = type; - *format_ptr = '\0'; - - // Format using snprintf. - Char fill = internal::CharTraits::cast(spec.fill()); - unsigned n = 0; - Char *start = FMT_NULL; - for (;;) { - std::size_t buffer_size = buffer_.capacity() - offset; -#if FMT_MSC_VER - // MSVC's vsnprintf_s doesn't work with zero size, so reserve - // space for at least one extra character to make the size non-zero. - // Note that the buffer's capacity will increase by more than 1. - if (buffer_size == 0) { - buffer_.reserve(offset + 1); - buffer_size = buffer_.capacity() - offset; - } -#endif - start = &buffer_[offset]; - int result = internal::CharTraits::format_float( - start, buffer_size, format, width_for_sprintf, spec.precision(), value); - if (result >= 0) { - n = internal::to_unsigned(result); - if (offset + n < buffer_.capacity()) - break; // The buffer is large enough - continue with formatting. - buffer_.reserve(offset + n + 1); - } else { - // If result is negative we ask to increase the capacity by at least 1, - // but as std::vector, the buffer grows exponentially. - buffer_.reserve(buffer_.capacity() + 1); - } - } - if (sign) { - if ((spec.align() != ALIGN_RIGHT && spec.align() != ALIGN_DEFAULT) || - *start != ' ') { - *(start - 1) = sign; - sign = 0; - } else { - *(start - 1) = fill; - } - ++n; - } - if (spec.align() == ALIGN_CENTER && spec.width() > n) { - width = spec.width(); - CharPtr p = grow_buffer(width); - std::memmove(get(p) + (width - n) / 2, get(p), n * sizeof(Char)); - fill_padding(p, spec.width(), n, fill); - return; - } - if (spec.fill() != ' ' || sign) { - while (*start == ' ') - *start++ = fill; - if (sign) - *(start - 1) = sign; - } - grow_buffer(n); -} - -/** - \rst - This class template provides operations for formatting and writing data - into a character stream. The output is stored in a memory buffer that grows - dynamically. - - You can use one of the following typedefs for common character types - and the standard allocator: - - +---------------+-----------------------------------------------------+ - | Type | Definition | - +===============+=====================================================+ - | MemoryWriter | BasicMemoryWriter> | - +---------------+-----------------------------------------------------+ - | WMemoryWriter | BasicMemoryWriter> | - +---------------+-----------------------------------------------------+ - - **Example**:: - - MemoryWriter out; - out << "The answer is " << 42 << "\n"; - out.write("({:+f}, {:+f})", -3.14, 3.14); - - This will write the following output to the ``out`` object: - - .. code-block:: none - - The answer is 42 - (-3.140000, +3.140000) - - The output can be converted to an ``std::string`` with ``out.str()`` or - accessed as a C string with ``out.c_str()``. - \endrst - */ -template > -class BasicMemoryWriter : public BasicWriter { - private: - internal::MemoryBuffer buffer_; - - public: - explicit BasicMemoryWriter(const Allocator& alloc = Allocator()) - : BasicWriter(buffer_), buffer_(alloc) {} - -#if FMT_USE_RVALUE_REFERENCES - /** - \rst - Constructs a :class:`fmt::BasicMemoryWriter` object moving the content - of the other object to it. - \endrst - */ - BasicMemoryWriter(BasicMemoryWriter &&other) - : BasicWriter(buffer_), buffer_(std::move(other.buffer_)) { - } - - /** - \rst - Moves the content of the other ``BasicMemoryWriter`` object to this one. - \endrst - */ - BasicMemoryWriter &operator=(BasicMemoryWriter &&other) { - buffer_ = std::move(other.buffer_); - return *this; - } -#endif -}; - -typedef BasicMemoryWriter MemoryWriter; -typedef BasicMemoryWriter WMemoryWriter; - -/** - \rst - This class template provides operations for formatting and writing data - into a fixed-size array. For writing into a dynamically growing buffer - use :class:`fmt::BasicMemoryWriter`. - - Any write method will throw ``std::runtime_error`` if the output doesn't fit - into the array. - - You can use one of the following typedefs for common character types: - - +--------------+---------------------------+ - | Type | Definition | - +==============+===========================+ - | ArrayWriter | BasicArrayWriter | - +--------------+---------------------------+ - | WArrayWriter | BasicArrayWriter | - +--------------+---------------------------+ - \endrst - */ -template -class BasicArrayWriter : public BasicWriter { - private: - internal::FixedBuffer buffer_; - - public: - /** - \rst - Constructs a :class:`fmt::BasicArrayWriter` object for *array* of the - given size. - \endrst - */ - BasicArrayWriter(Char *array, std::size_t size) - : BasicWriter(buffer_), buffer_(array, size) {} - - /** - \rst - Constructs a :class:`fmt::BasicArrayWriter` object for *array* of the - size known at compile time. - \endrst - */ - template - explicit BasicArrayWriter(Char (&array)[SIZE]) - : BasicWriter(buffer_), buffer_(array, SIZE) {} -}; - -typedef BasicArrayWriter ArrayWriter; -typedef BasicArrayWriter WArrayWriter; - -// Reports a system error without throwing an exception. -// Can be used to report errors from destructors. -FMT_API void report_system_error(int error_code, - StringRef message) FMT_NOEXCEPT; - -#if FMT_USE_WINDOWS_H - -/** A Windows error. */ -class WindowsError : public SystemError { - private: - FMT_API void init(int error_code, CStringRef format_str, ArgList args); - - public: - /** - \rst - Constructs a :class:`fmt::WindowsError` object with the description - of the form - - .. parsed-literal:: - **: ** - - where ** is the formatted message and ** is the - system message corresponding to the error code. - *error_code* is a Windows error code as given by ``GetLastError``. - If *error_code* is not a valid error code such as -1, the system message - will look like "error -1". - - **Example**:: - - // This throws a WindowsError with the description - // cannot open file 'madeup': The system cannot find the file specified. - // or similar (system message may vary). - const char *filename = "madeup"; - LPOFSTRUCT of = LPOFSTRUCT(); - HFILE file = OpenFile(filename, &of, OF_READ); - if (file == HFILE_ERROR) { - throw fmt::WindowsError(GetLastError(), - "cannot open file '{}'", filename); - } - \endrst - */ - WindowsError(int error_code, CStringRef message) { - init(error_code, message, ArgList()); - } - FMT_VARIADIC_CTOR(WindowsError, init, int, CStringRef) -}; - -// Reports a Windows error without throwing an exception. -// Can be used to report errors from destructors. -FMT_API void report_windows_error(int error_code, - StringRef message) FMT_NOEXCEPT; - -#endif - -enum Color { BLACK, RED, GREEN, YELLOW, BLUE, MAGENTA, CYAN, WHITE }; - -/** - Formats a string and prints it to stdout using ANSI escape sequences - to specify color (experimental). - Example: - print_colored(fmt::RED, "Elapsed time: {0:.2f} seconds", 1.23); - */ -FMT_API void print_colored(Color c, CStringRef format, ArgList args); - -/** - \rst - Formats arguments and returns the result as a string. - - **Example**:: - - std::string message = format("The answer is {}", 42); - \endrst -*/ -inline std::string format(CStringRef format_str, ArgList args) { - MemoryWriter w; - w.write(format_str, args); - return w.str(); -} - -inline std::wstring format(WCStringRef format_str, ArgList args) { - WMemoryWriter w; - w.write(format_str, args); - return w.str(); -} - -/** - \rst - Prints formatted data to the file *f*. - - **Example**:: - - print(stderr, "Don't {}!", "panic"); - \endrst - */ -FMT_API void print(std::FILE *f, CStringRef format_str, ArgList args); - -/** - \rst - Prints formatted data to ``stdout``. - - **Example**:: - - print("Elapsed time: {0:.2f} seconds", 1.23); - \endrst - */ -FMT_API void print(CStringRef format_str, ArgList args); - -/** - Fast integer formatter. - */ -class FormatInt { - private: - // Buffer should be large enough to hold all digits (digits10 + 1), - // a sign and a null character. - enum {BUFFER_SIZE = std::numeric_limits::digits10 + 3}; - mutable char buffer_[BUFFER_SIZE]; - char *str_; - - // Formats value in reverse and returns the number of digits. - char *format_decimal(ULongLong value) { - char *buffer_end = buffer_ + BUFFER_SIZE - 1; - while (value >= 100) { - // Integer division is slow so do it for a group of two digits instead - // of for every digit. The idea comes from the talk by Alexandrescu - // "Three Optimization Tips for C++". See speed-test for a comparison. - unsigned index = static_cast((value % 100) * 2); - value /= 100; - *--buffer_end = internal::Data::DIGITS[index + 1]; - *--buffer_end = internal::Data::DIGITS[index]; - } - if (value < 10) { - *--buffer_end = static_cast('0' + value); - return buffer_end; - } - unsigned index = static_cast(value * 2); - *--buffer_end = internal::Data::DIGITS[index + 1]; - *--buffer_end = internal::Data::DIGITS[index]; - return buffer_end; - } - - void FormatSigned(LongLong value) { - ULongLong abs_value = static_cast(value); - bool negative = value < 0; - if (negative) - abs_value = 0 - abs_value; - str_ = format_decimal(abs_value); - if (negative) - *--str_ = '-'; - } - - public: - explicit FormatInt(int value) { FormatSigned(value); } - explicit FormatInt(long value) { FormatSigned(value); } - explicit FormatInt(LongLong value) { FormatSigned(value); } - explicit FormatInt(unsigned value) : str_(format_decimal(value)) {} - explicit FormatInt(unsigned long value) : str_(format_decimal(value)) {} - explicit FormatInt(ULongLong value) : str_(format_decimal(value)) {} - - /** Returns the number of characters written to the output buffer. */ - std::size_t size() const { - return internal::to_unsigned(buffer_ - str_ + BUFFER_SIZE - 1); - } - - /** - Returns a pointer to the output buffer content. No terminating null - character is appended. - */ - const char *data() const { return str_; } - - /** - Returns a pointer to the output buffer content with terminating null - character appended. - */ - const char *c_str() const { - buffer_[BUFFER_SIZE - 1] = '\0'; - return str_; - } - - /** - \rst - Returns the content of the output buffer as an ``std::string``. - \endrst - */ - std::string str() const { return std::string(str_, size()); } -}; - -// Formats a decimal integer value writing into buffer and returns -// a pointer to the end of the formatted string. This function doesn't -// write a terminating null character. -template -inline void format_decimal(char *&buffer, T value) { - typedef typename internal::IntTraits::MainType MainType; - MainType abs_value = static_cast(value); - if (internal::is_negative(value)) { - *buffer++ = '-'; - abs_value = 0 - abs_value; - } - if (abs_value < 100) { - if (abs_value < 10) { - *buffer++ = static_cast('0' + abs_value); - return; - } - unsigned index = static_cast(abs_value * 2); - *buffer++ = internal::Data::DIGITS[index]; - *buffer++ = internal::Data::DIGITS[index + 1]; - return; - } - unsigned num_digits = internal::count_digits(abs_value); - internal::format_decimal(buffer, abs_value, num_digits); - buffer += num_digits; -} - -/** - \rst - Returns a named argument for formatting functions. - - **Example**:: - - print("Elapsed time: {s:.2f} seconds", arg("s", 1.23)); - - \endrst - */ -template -inline internal::NamedArgWithType arg(StringRef name, const T &arg) { - return internal::NamedArgWithType(name, arg); -} - -template -inline internal::NamedArgWithType arg(WStringRef name, const T &arg) { - return internal::NamedArgWithType(name, arg); -} - -// The following two functions are deleted intentionally to disable -// nested named arguments as in ``format("{}", arg("a", arg("b", 42)))``. -template -void arg(StringRef, const internal::NamedArg&) FMT_DELETED_OR_UNDEFINED; -template -void arg(WStringRef, const internal::NamedArg&) FMT_DELETED_OR_UNDEFINED; -} - -#if FMT_GCC_VERSION -// Use the system_header pragma to suppress warnings about variadic macros -// because suppressing -Wvariadic-macros with the diagnostic pragma doesn't -// work. It is used at the end because we want to suppress as little warnings -// as possible. -# pragma GCC system_header -#endif - -// This is used to work around VC++ bugs in handling variadic macros. -#define FMT_EXPAND(args) args - -// Returns the number of arguments. -// Based on https://groups.google.com/forum/#!topic/comp.std.c/d-6Mj5Lko_s. -#define FMT_NARG(...) FMT_NARG_(__VA_ARGS__, FMT_RSEQ_N()) -#define FMT_NARG_(...) FMT_EXPAND(FMT_ARG_N(__VA_ARGS__)) -#define FMT_ARG_N(_1, _2, _3, _4, _5, _6, _7, _8, _9, _10, N, ...) N -#define FMT_RSEQ_N() 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0 - -#define FMT_FOR_EACH_(N, f, ...) \ - FMT_EXPAND(FMT_CONCAT(FMT_FOR_EACH, N)(f, __VA_ARGS__)) -#define FMT_FOR_EACH(f, ...) \ - FMT_EXPAND(FMT_FOR_EACH_(FMT_NARG(__VA_ARGS__), f, __VA_ARGS__)) - -#define FMT_ADD_ARG_NAME(type, index) type arg##index -#define FMT_GET_ARG_NAME(type, index) arg##index - -#if FMT_USE_VARIADIC_TEMPLATES -# define FMT_VARIADIC_(Const, Char, ReturnType, func, call, ...) \ - template \ - ReturnType func(FMT_FOR_EACH(FMT_ADD_ARG_NAME, __VA_ARGS__), \ - const Args & ... args) Const { \ - typedef fmt::internal::ArgArray ArgArray; \ - typename ArgArray::Type array{ \ - ArgArray::template make >(args)...}; \ - call(FMT_FOR_EACH(FMT_GET_ARG_NAME, __VA_ARGS__), \ - fmt::ArgList(fmt::internal::make_type(args...), array)); \ - } -#else -// Defines a wrapper for a function taking __VA_ARGS__ arguments -// and n additional arguments of arbitrary types. -# define FMT_WRAP(Const, Char, ReturnType, func, call, n, ...) \ - template \ - inline ReturnType func(FMT_FOR_EACH(FMT_ADD_ARG_NAME, __VA_ARGS__), \ - FMT_GEN(n, FMT_MAKE_ARG)) Const { \ - fmt::internal::ArgArray::Type arr; \ - FMT_GEN(n, FMT_ASSIGN_##Char); \ - call(FMT_FOR_EACH(FMT_GET_ARG_NAME, __VA_ARGS__), fmt::ArgList( \ - fmt::internal::make_type(FMT_GEN(n, FMT_MAKE_REF2)), arr)); \ - } - -# define FMT_VARIADIC_(Const, Char, ReturnType, func, call, ...) \ - inline ReturnType func(FMT_FOR_EACH(FMT_ADD_ARG_NAME, __VA_ARGS__)) Const { \ - call(FMT_FOR_EACH(FMT_GET_ARG_NAME, __VA_ARGS__), fmt::ArgList()); \ - } \ - FMT_WRAP(Const, Char, ReturnType, func, call, 1, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 2, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 3, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 4, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 5, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 6, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 7, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 8, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 9, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 10, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 11, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 12, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 13, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 14, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 15, __VA_ARGS__) -#endif // FMT_USE_VARIADIC_TEMPLATES - -/** - \rst - Defines a variadic function with the specified return type, function name - and argument types passed as variable arguments to this macro. - - **Example**:: - - void print_error(const char *file, int line, const char *format, - fmt::ArgList args) { - fmt::print("{}: {}: ", file, line); - fmt::print(format, args); - } - FMT_VARIADIC(void, print_error, const char *, int, const char *) - - ``FMT_VARIADIC`` is used for compatibility with legacy C++ compilers that - don't implement variadic templates. You don't have to use this macro if - you don't need legacy compiler support and can use variadic templates - directly:: - - template - void print_error(const char *file, int line, const char *format, - const Args & ... args) { - fmt::print("{}: {}: ", file, line); - fmt::print(format, args...); - } - \endrst - */ -#define FMT_VARIADIC(ReturnType, func, ...) \ - FMT_VARIADIC_(, char, ReturnType, func, return func, __VA_ARGS__) - -#define FMT_VARIADIC_CONST(ReturnType, func, ...) \ - FMT_VARIADIC_(const, char, ReturnType, func, return func, __VA_ARGS__) - -#define FMT_VARIADIC_W(ReturnType, func, ...) \ - FMT_VARIADIC_(, wchar_t, ReturnType, func, return func, __VA_ARGS__) - -#define FMT_VARIADIC_CONST_W(ReturnType, func, ...) \ - FMT_VARIADIC_(const, wchar_t, ReturnType, func, return func, __VA_ARGS__) - -#define FMT_CAPTURE_ARG_(id, index) ::fmt::arg(#id, id) - -#define FMT_CAPTURE_ARG_W_(id, index) ::fmt::arg(L###id, id) - -/** - \rst - Convenient macro to capture the arguments' names and values into several - ``fmt::arg(name, value)``. - - **Example**:: - - int x = 1, y = 2; - print("point: ({x}, {y})", FMT_CAPTURE(x, y)); - // same as: - // print("point: ({x}, {y})", arg("x", x), arg("y", y)); - - \endrst - */ -#define FMT_CAPTURE(...) FMT_FOR_EACH(FMT_CAPTURE_ARG_, __VA_ARGS__) - -#define FMT_CAPTURE_W(...) FMT_FOR_EACH(FMT_CAPTURE_ARG_W_, __VA_ARGS__) - -namespace fmt { -FMT_VARIADIC(std::string, format, CStringRef) -FMT_VARIADIC_W(std::wstring, format, WCStringRef) -FMT_VARIADIC(void, print, CStringRef) -FMT_VARIADIC(void, print, std::FILE *, CStringRef) -FMT_VARIADIC(void, print_colored, Color, CStringRef) - -namespace internal { -template -inline bool is_name_start(Char c) { - return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z') || '_' == c; -} - -// Parses an unsigned integer advancing s to the end of the parsed input. -// This function assumes that the first character of s is a digit. -template -unsigned parse_nonnegative_int(const Char *&s) { - assert('0' <= *s && *s <= '9'); - unsigned value = 0; - // Convert to unsigned to prevent a warning. - unsigned max_int = (std::numeric_limits::max)(); - unsigned big = max_int / 10; - do { - // Check for overflow. - if (value > big) { - value = max_int + 1; - break; - } - value = value * 10 + (*s - '0'); - ++s; - } while ('0' <= *s && *s <= '9'); - // Convert to unsigned to prevent a warning. - if (value > max_int) - FMT_THROW(FormatError("number is too big")); - return value; -} - -inline void require_numeric_argument(const Arg &arg, char spec) { - if (arg.type > Arg::LAST_NUMERIC_TYPE) { - std::string message = - fmt::format("format specifier '{}' requires numeric argument", spec); - FMT_THROW(fmt::FormatError(message)); - } -} - -template -void check_sign(const Char *&s, const Arg &arg) { - char sign = static_cast(*s); - require_numeric_argument(arg, sign); - if (arg.type == Arg::UINT || arg.type == Arg::ULONG_LONG) { - FMT_THROW(FormatError(fmt::format( - "format specifier '{}' requires signed argument", sign))); - } - ++s; -} -} // namespace internal - -template -inline internal::Arg BasicFormatter::get_arg( - BasicStringRef arg_name, const char *&error) { - if (check_no_auto_index(error)) { - map_.init(args()); - const internal::Arg *arg = map_.find(arg_name); - if (arg) - return *arg; - error = "argument not found"; - } - return internal::Arg(); -} - -template -inline internal::Arg BasicFormatter::parse_arg_index(const Char *&s) { - const char *error = FMT_NULL; - internal::Arg arg = *s < '0' || *s > '9' ? - next_arg(error) : get_arg(internal::parse_nonnegative_int(s), error); - if (error) { - FMT_THROW(FormatError( - *s != '}' && *s != ':' ? "invalid format string" : error)); - } - return arg; -} - -template -inline internal::Arg BasicFormatter::parse_arg_name(const Char *&s) { - assert(internal::is_name_start(*s)); - const Char *start = s; - Char c; - do { - c = *++s; - } while (internal::is_name_start(c) || ('0' <= c && c <= '9')); - const char *error = FMT_NULL; - internal::Arg arg = get_arg(BasicStringRef(start, s - start), error); - if (error) - FMT_THROW(FormatError(error)); - return arg; -} - -template -const Char *BasicFormatter::format( - const Char *&format_str, const internal::Arg &arg) { - using internal::Arg; - const Char *s = format_str; - typename ArgFormatter::SpecType spec; - if (*s == ':') { - if (arg.type == Arg::CUSTOM) { - arg.custom.format(this, arg.custom.value, &s); - return s; - } - ++s; - // Parse fill and alignment. - if (Char c = *s) { - const Char *p = s + 1; - spec.align_ = ALIGN_DEFAULT; - do { - switch (*p) { - case '<': - spec.align_ = ALIGN_LEFT; - break; - case '>': - spec.align_ = ALIGN_RIGHT; - break; - case '=': - spec.align_ = ALIGN_NUMERIC; - break; - case '^': - spec.align_ = ALIGN_CENTER; - break; - } - if (spec.align_ != ALIGN_DEFAULT) { - if (p != s) { - if (c == '}') break; - if (c == '{') - FMT_THROW(FormatError("invalid fill character '{'")); - s += 2; - spec.fill_ = c; - } else ++s; - if (spec.align_ == ALIGN_NUMERIC) - require_numeric_argument(arg, '='); - break; - } - } while (--p >= s); - } - - // Parse sign. - switch (*s) { - case '+': - check_sign(s, arg); - spec.flags_ |= SIGN_FLAG | PLUS_FLAG; - break; - case '-': - check_sign(s, arg); - spec.flags_ |= MINUS_FLAG; - break; - case ' ': - check_sign(s, arg); - spec.flags_ |= SIGN_FLAG; - break; - } - - if (*s == '#') { - require_numeric_argument(arg, '#'); - spec.flags_ |= HASH_FLAG; - ++s; - } - - // Parse zero flag. - if (*s == '0') { - require_numeric_argument(arg, '0'); - spec.align_ = ALIGN_NUMERIC; - spec.fill_ = '0'; - ++s; - } - - // Parse width. - if ('0' <= *s && *s <= '9') { - spec.width_ = internal::parse_nonnegative_int(s); - } else if (*s == '{') { - ++s; - Arg width_arg = internal::is_name_start(*s) ? - parse_arg_name(s) : parse_arg_index(s); - if (*s++ != '}') - FMT_THROW(FormatError("invalid format string")); - ULongLong value = 0; - switch (width_arg.type) { - case Arg::INT: - if (width_arg.int_value < 0) - FMT_THROW(FormatError("negative width")); - value = width_arg.int_value; - break; - case Arg::UINT: - value = width_arg.uint_value; - break; - case Arg::LONG_LONG: - if (width_arg.long_long_value < 0) - FMT_THROW(FormatError("negative width")); - value = width_arg.long_long_value; - break; - case Arg::ULONG_LONG: - value = width_arg.ulong_long_value; - break; - default: - FMT_THROW(FormatError("width is not integer")); - } - unsigned max_int = (std::numeric_limits::max)(); - if (value > max_int) - FMT_THROW(FormatError("number is too big")); - spec.width_ = static_cast(value); - } - - // Parse precision. - if (*s == '.') { - ++s; - spec.precision_ = 0; - if ('0' <= *s && *s <= '9') { - spec.precision_ = internal::parse_nonnegative_int(s); - } else if (*s == '{') { - ++s; - Arg precision_arg = internal::is_name_start(*s) ? - parse_arg_name(s) : parse_arg_index(s); - if (*s++ != '}') - FMT_THROW(FormatError("invalid format string")); - ULongLong value = 0; - switch (precision_arg.type) { - case Arg::INT: - if (precision_arg.int_value < 0) - FMT_THROW(FormatError("negative precision")); - value = precision_arg.int_value; - break; - case Arg::UINT: - value = precision_arg.uint_value; - break; - case Arg::LONG_LONG: - if (precision_arg.long_long_value < 0) - FMT_THROW(FormatError("negative precision")); - value = precision_arg.long_long_value; - break; - case Arg::ULONG_LONG: - value = precision_arg.ulong_long_value; - break; - default: - FMT_THROW(FormatError("precision is not integer")); - } - unsigned max_int = (std::numeric_limits::max)(); - if (value > max_int) - FMT_THROW(FormatError("number is too big")); - spec.precision_ = static_cast(value); - } else { - FMT_THROW(FormatError("missing precision specifier")); - } - if (arg.type <= Arg::LAST_INTEGER_TYPE || arg.type == Arg::POINTER) { - FMT_THROW(FormatError( - fmt::format("precision not allowed in {} format specifier", - arg.type == Arg::POINTER ? "pointer" : "integer"))); - } - } - - // Parse type. - if (*s != '}' && *s) - spec.type_ = static_cast(*s++); - } - - if (*s++ != '}') - FMT_THROW(FormatError("missing '}' in format string")); - - // Format argument. - ArgFormatter(*this, spec, s - 1).visit(arg); - return s; -} - -template -void BasicFormatter::format(BasicCStringRef format_str) { - const Char *s = format_str.c_str(); - const Char *start = s; - while (*s) { - Char c = *s++; - if (c != '{' && c != '}') continue; - if (*s == c) { - write(writer_, start, s); - start = ++s; - continue; - } - if (c == '}') - FMT_THROW(FormatError("unmatched '}' in format string")); - write(writer_, start, s - 1); - internal::Arg arg = internal::is_name_start(*s) ? - parse_arg_name(s) : parse_arg_index(s); - start = s = format(s, arg); - } - write(writer_, start, s); -} - -template -struct ArgJoin { - It first; - It last; - BasicCStringRef sep; - - ArgJoin(It first, It last, const BasicCStringRef& sep) : - first(first), - last(last), - sep(sep) {} -}; - -template -ArgJoin join(It first, It last, const BasicCStringRef& sep) { - return ArgJoin(first, last, sep); -} - -template -ArgJoin join(It first, It last, const BasicCStringRef& sep) { - return ArgJoin(first, last, sep); -} - -#if FMT_HAS_GXX_CXX11 -template -auto join(const Range& range, const BasicCStringRef& sep) - -> ArgJoin { - return join(std::begin(range), std::end(range), sep); -} - -template -auto join(const Range& range, const BasicCStringRef& sep) - -> ArgJoin { - return join(std::begin(range), std::end(range), sep); -} -#endif - -template -void format_arg(fmt::BasicFormatter &f, - const Char *&format_str, const ArgJoin& e) { - const Char* end = format_str; - if (*end == ':') - ++end; - while (*end && *end != '}') - ++end; - if (*end != '}') - FMT_THROW(FormatError("missing '}' in format string")); - - It it = e.first; - if (it != e.last) { - const Char* save = format_str; - f.format(format_str, internal::MakeArg >(*it++)); - while (it != e.last) { - f.writer().write(e.sep); - format_str = save; - f.format(format_str, internal::MakeArg >(*it++)); - } - } - format_str = end + 1; -} -} // namespace fmt - -#if FMT_USE_USER_DEFINED_LITERALS -namespace fmt { -namespace internal { - -template -struct UdlFormat { - const Char *str; - - template - auto operator()(Args && ... args) const - -> decltype(format(str, std::forward(args)...)) { - return format(str, std::forward(args)...); - } -}; - -template -struct UdlArg { - const Char *str; - - template - NamedArgWithType operator=(T &&value) const { - return {str, std::forward(value)}; - } -}; - -} // namespace internal - -inline namespace literals { - -/** - \rst - C++11 literal equivalent of :func:`fmt::format`. - - **Example**:: - - using namespace fmt::literals; - std::string message = "The answer is {}"_format(42); - \endrst - */ -inline internal::UdlFormat -operator"" _format(const char *s, std::size_t) { return {s}; } -inline internal::UdlFormat -operator"" _format(const wchar_t *s, std::size_t) { return {s}; } - -/** - \rst - C++11 literal equivalent of :func:`fmt::arg`. - - **Example**:: - - using namespace fmt::literals; - print("Elapsed time: {s:.2f} seconds", "s"_a=1.23); - \endrst - */ -inline internal::UdlArg -operator"" _a(const char *s, std::size_t) { return {s}; } -inline internal::UdlArg -operator"" _a(const wchar_t *s, std::size_t) { return {s}; } - -} // inline namespace literals -} // namespace fmt -#endif // FMT_USE_USER_DEFINED_LITERALS - -// Restore warnings. -#if FMT_GCC_VERSION >= 406 -# pragma GCC diagnostic pop -#endif - -#if defined(__clang__) && !defined(FMT_ICC_VERSION) -# pragma clang diagnostic pop -#endif - -#ifdef FMT_HEADER_ONLY -# define FMT_FUNC inline -# include "format.cc" -#else -# define FMT_FUNC -#endif - -#endif // FMT_FORMAT_H_ diff --git a/dep/fmt/fmt/ostream.cc b/dep/fmt/fmt/ostream.cc deleted file mode 100644 index 2d443f73..00000000 --- a/dep/fmt/fmt/ostream.cc +++ /dev/null @@ -1,35 +0,0 @@ -/* - Formatting library for C++ - std::ostream support - - Copyright (c) 2012 - 2016, Victor Zverovich - All rights reserved. - - For the license information refer to format.h. - */ - -#include "ostream.h" - -namespace fmt { - -namespace internal { -FMT_FUNC void write(std::ostream &os, Writer &w) { - const char *data = w.data(); - typedef internal::MakeUnsigned::Type UnsignedStreamSize; - UnsignedStreamSize size = w.size(); - UnsignedStreamSize max_size = - internal::to_unsigned((std::numeric_limits::max)()); - do { - UnsignedStreamSize n = size <= max_size ? size : max_size; - os.write(data, static_cast(n)); - data += n; - size -= n; - } while (size != 0); -} -} - -FMT_FUNC void print(std::ostream &os, CStringRef format_str, ArgList args) { - MemoryWriter w; - w.write(format_str, args); - internal::write(os, w); -} -} // namespace fmt diff --git a/dep/fmt/fmt/ostream.h b/dep/fmt/fmt/ostream.h deleted file mode 100644 index 6848aac2..00000000 --- a/dep/fmt/fmt/ostream.h +++ /dev/null @@ -1,108 +0,0 @@ -/* - Formatting library for C++ - std::ostream support - - Copyright (c) 2012 - 2016, Victor Zverovich - All rights reserved. - - For the license information refer to format.h. - */ - -#ifndef FMT_OSTREAM_H_ -#define FMT_OSTREAM_H_ - -#include "format.h" -#include - -namespace fmt { - -namespace internal { - -template -class FormatBuf : public std::basic_streambuf { - private: - typedef typename std::basic_streambuf::int_type int_type; - typedef typename std::basic_streambuf::traits_type traits_type; - - Buffer &buffer_; - - public: - FormatBuf(Buffer &buffer) : buffer_(buffer) {} - - protected: - // The put-area is actually always empty. This makes the implementation - // simpler and has the advantage that the streambuf and the buffer are always - // in sync and sputc never writes into uninitialized memory. The obvious - // disadvantage is that each call to sputc always results in a (virtual) call - // to overflow. There is no disadvantage here for sputn since this always - // results in a call to xsputn. - - int_type overflow(int_type ch = traits_type::eof()) FMT_OVERRIDE { - if (!traits_type::eq_int_type(ch, traits_type::eof())) - buffer_.push_back(static_cast(ch)); - return ch; - } - - std::streamsize xsputn(const Char *s, std::streamsize count) FMT_OVERRIDE { - buffer_.append(s, s + count); - return count; - } -}; - -Yes &convert(std::ostream &); - -struct DummyStream : std::ostream { - DummyStream(); // Suppress a bogus warning in MSVC. - - // Hide all operator<< overloads from std::ostream. - template - typename EnableIf::type operator<<(const T &); -}; - -No &operator<<(std::ostream &, int); - -template -struct ConvertToIntImpl { - // Convert to int only if T doesn't have an overloaded operator<<. - enum { - value = sizeof(convert(get() << get())) == sizeof(No) - }; -}; - -// Write the content of w to os. -FMT_API void write(std::ostream &os, Writer &w); -} // namespace internal - -// Formats a value. -template -void format_arg(BasicFormatter &f, - const Char *&format_str, const T &value) { - internal::MemoryBuffer buffer; - - internal::FormatBuf format_buf(buffer); - std::basic_ostream output(&format_buf); - output.exceptions(std::ios_base::failbit | std::ios_base::badbit); - output << value; - - BasicStringRef str(&buffer[0], buffer.size()); - typedef internal::MakeArg< BasicFormatter > MakeArg; - format_str = f.format(format_str, MakeArg(str)); -} - -/** - \rst - Prints formatted data to the stream *os*. - - **Example**:: - - print(cerr, "Don't {}!", "panic"); - \endrst - */ -FMT_API void print(std::ostream &os, CStringRef format_str, ArgList args); -FMT_VARIADIC(void, print, std::ostream &, CStringRef) -} // namespace fmt - -#ifdef FMT_HEADER_ONLY -# include "ostream.cc" -#endif - -#endif // FMT_OSTREAM_H_ diff --git a/dep/fmt/fmt/posix.cc b/dep/fmt/fmt/posix.cc deleted file mode 100644 index 356668c1..00000000 --- a/dep/fmt/fmt/posix.cc +++ /dev/null @@ -1,241 +0,0 @@ -/* - A C++ interface to POSIX functions. - - Copyright (c) 2012 - 2016, Victor Zverovich - All rights reserved. - - For the license information refer to format.h. - */ - -// Disable bogus MSVC warnings. -#ifndef _CRT_SECURE_NO_WARNINGS -# define _CRT_SECURE_NO_WARNINGS -#endif - -#include "posix.h" - -#include -#include -#include - -#ifndef _WIN32 -# include -#else -# ifndef WIN32_LEAN_AND_MEAN -# define WIN32_LEAN_AND_MEAN -# endif -# include -# include - -# define O_CREAT _O_CREAT -# define O_TRUNC _O_TRUNC - -# ifndef S_IRUSR -# define S_IRUSR _S_IREAD -# endif - -# ifndef S_IWUSR -# define S_IWUSR _S_IWRITE -# endif - -# ifdef __MINGW32__ -# define _SH_DENYNO 0x40 -# endif - -#endif // _WIN32 - -#ifdef fileno -# undef fileno -#endif - -namespace { -#ifdef _WIN32 -// Return type of read and write functions. -typedef int RWResult; - -// On Windows the count argument to read and write is unsigned, so convert -// it from size_t preventing integer overflow. -inline unsigned convert_rwcount(std::size_t count) { - return count <= UINT_MAX ? static_cast(count) : UINT_MAX; -} -#else -// Return type of read and write functions. -typedef ssize_t RWResult; - -inline std::size_t convert_rwcount(std::size_t count) { return count; } -#endif -} - -fmt::BufferedFile::~BufferedFile() FMT_NOEXCEPT { - if (file_ && FMT_SYSTEM(fclose(file_)) != 0) - fmt::report_system_error(errno, "cannot close file"); -} - -fmt::BufferedFile::BufferedFile( - fmt::CStringRef filename, fmt::CStringRef mode) { - FMT_RETRY_VAL(file_, FMT_SYSTEM(fopen(filename.c_str(), mode.c_str())), 0); - if (!file_) - FMT_THROW(SystemError(errno, "cannot open file {}", filename)); -} - -void fmt::BufferedFile::close() { - if (!file_) - return; - int result = FMT_SYSTEM(fclose(file_)); - file_ = FMT_NULL; - if (result != 0) - FMT_THROW(SystemError(errno, "cannot close file")); -} - -// A macro used to prevent expansion of fileno on broken versions of MinGW. -#define FMT_ARGS - -int fmt::BufferedFile::fileno() const { - int fd = FMT_POSIX_CALL(fileno FMT_ARGS(file_)); - if (fd == -1) - FMT_THROW(SystemError(errno, "cannot get file descriptor")); - return fd; -} - -fmt::File::File(fmt::CStringRef path, int oflag) { - int mode = S_IRUSR | S_IWUSR; -#if defined(_WIN32) && !defined(__MINGW32__) - fd_ = -1; - FMT_POSIX_CALL(sopen_s(&fd_, path.c_str(), oflag, _SH_DENYNO, mode)); -#else - FMT_RETRY(fd_, FMT_POSIX_CALL(open(path.c_str(), oflag, mode))); -#endif - if (fd_ == -1) - FMT_THROW(SystemError(errno, "cannot open file {}", path)); -} - -fmt::File::~File() FMT_NOEXCEPT { - // Don't retry close in case of EINTR! - // See http://linux.derkeiler.com/Mailing-Lists/Kernel/2005-09/3000.html - if (fd_ != -1 && FMT_POSIX_CALL(close(fd_)) != 0) - fmt::report_system_error(errno, "cannot close file"); -} - -void fmt::File::close() { - if (fd_ == -1) - return; - // Don't retry close in case of EINTR! - // See http://linux.derkeiler.com/Mailing-Lists/Kernel/2005-09/3000.html - int result = FMT_POSIX_CALL(close(fd_)); - fd_ = -1; - if (result != 0) - FMT_THROW(SystemError(errno, "cannot close file")); -} - -fmt::LongLong fmt::File::size() const { -#ifdef _WIN32 - // Use GetFileSize instead of GetFileSizeEx for the case when _WIN32_WINNT - // is less than 0x0500 as is the case with some default MinGW builds. - // Both functions support large file sizes. - DWORD size_upper = 0; - HANDLE handle = reinterpret_cast(_get_osfhandle(fd_)); - DWORD size_lower = FMT_SYSTEM(GetFileSize(handle, &size_upper)); - if (size_lower == INVALID_FILE_SIZE) { - DWORD error = GetLastError(); - if (error != NO_ERROR) - FMT_THROW(WindowsError(GetLastError(), "cannot get file size")); - } - fmt::ULongLong long_size = size_upper; - return (long_size << sizeof(DWORD) * CHAR_BIT) | size_lower; -#else - typedef struct stat Stat; - Stat file_stat = Stat(); - if (FMT_POSIX_CALL(fstat(fd_, &file_stat)) == -1) - FMT_THROW(SystemError(errno, "cannot get file attributes")); - FMT_STATIC_ASSERT(sizeof(fmt::LongLong) >= sizeof(file_stat.st_size), - "return type of File::size is not large enough"); - return file_stat.st_size; -#endif -} - -std::size_t fmt::File::read(void *buffer, std::size_t count) { - RWResult result = 0; - FMT_RETRY(result, FMT_POSIX_CALL(read(fd_, buffer, convert_rwcount(count)))); - if (result < 0) - FMT_THROW(SystemError(errno, "cannot read from file")); - return internal::to_unsigned(result); -} - -std::size_t fmt::File::write(const void *buffer, std::size_t count) { - RWResult result = 0; - FMT_RETRY(result, FMT_POSIX_CALL(write(fd_, buffer, convert_rwcount(count)))); - if (result < 0) - FMT_THROW(SystemError(errno, "cannot write to file")); - return internal::to_unsigned(result); -} - -fmt::File fmt::File::dup(int fd) { - // Don't retry as dup doesn't return EINTR. - // http://pubs.opengroup.org/onlinepubs/009695399/functions/dup.html - int new_fd = FMT_POSIX_CALL(dup(fd)); - if (new_fd == -1) - FMT_THROW(SystemError(errno, "cannot duplicate file descriptor {}", fd)); - return File(new_fd); -} - -void fmt::File::dup2(int fd) { - int result = 0; - FMT_RETRY(result, FMT_POSIX_CALL(dup2(fd_, fd))); - if (result == -1) { - FMT_THROW(SystemError(errno, - "cannot duplicate file descriptor {} to {}", fd_, fd)); - } -} - -void fmt::File::dup2(int fd, ErrorCode &ec) FMT_NOEXCEPT { - int result = 0; - FMT_RETRY(result, FMT_POSIX_CALL(dup2(fd_, fd))); - if (result == -1) - ec = ErrorCode(errno); -} - -void fmt::File::pipe(File &read_end, File &write_end) { - // Close the descriptors first to make sure that assignments don't throw - // and there are no leaks. - read_end.close(); - write_end.close(); - int fds[2] = {}; -#ifdef _WIN32 - // Make the default pipe capacity same as on Linux 2.6.11+. - enum { DEFAULT_CAPACITY = 65536 }; - int result = FMT_POSIX_CALL(pipe(fds, DEFAULT_CAPACITY, _O_BINARY)); -#else - // Don't retry as the pipe function doesn't return EINTR. - // http://pubs.opengroup.org/onlinepubs/009696799/functions/pipe.html - int result = FMT_POSIX_CALL(pipe(fds)); -#endif - if (result != 0) - FMT_THROW(SystemError(errno, "cannot create pipe")); - // The following assignments don't throw because read_fd and write_fd - // are closed. - read_end = File(fds[0]); - write_end = File(fds[1]); -} - -fmt::BufferedFile fmt::File::fdopen(const char *mode) { - // Don't retry as fdopen doesn't return EINTR. - FILE *f = FMT_POSIX_CALL(fdopen(fd_, mode)); - if (!f) - FMT_THROW(SystemError(errno, "cannot associate stream with file descriptor")); - BufferedFile file(f); - fd_ = -1; - return file; -} - -long fmt::getpagesize() { -#ifdef _WIN32 - SYSTEM_INFO si; - GetSystemInfo(&si); - return si.dwPageSize; -#else - long size = FMT_POSIX_CALL(sysconf(_SC_PAGESIZE)); - if (size < 0) - FMT_THROW(SystemError(errno, "cannot get memory page size")); - return size; -#endif -} diff --git a/dep/fmt/fmt/posix.h b/dep/fmt/fmt/posix.h deleted file mode 100644 index 88512de5..00000000 --- a/dep/fmt/fmt/posix.h +++ /dev/null @@ -1,367 +0,0 @@ -/* - A C++ interface to POSIX functions. - - Copyright (c) 2012 - 2016, Victor Zverovich - All rights reserved. - - For the license information refer to format.h. - */ - -#ifndef FMT_POSIX_H_ -#define FMT_POSIX_H_ - -#if defined(__MINGW32__) || defined(__CYGWIN__) -// Workaround MinGW bug https://sourceforge.net/p/mingw/bugs/2024/. -# undef __STRICT_ANSI__ -#endif - -#include -#include // for O_RDONLY -#include // for locale_t -#include -#include // for strtod_l - -#include - -#if defined __APPLE__ || defined(__FreeBSD__) -# include // for LC_NUMERIC_MASK on OS X -#endif - -#include "format.h" - -#ifndef FMT_POSIX -# if defined(_WIN32) && !defined(__MINGW32__) -// Fix warnings about deprecated symbols. -# define FMT_POSIX(call) _##call -# else -# define FMT_POSIX(call) call -# endif -#endif - -// Calls to system functions are wrapped in FMT_SYSTEM for testability. -#ifdef FMT_SYSTEM -# define FMT_POSIX_CALL(call) FMT_SYSTEM(call) -#else -# define FMT_SYSTEM(call) call -# ifdef _WIN32 -// Fix warnings about deprecated symbols. -# define FMT_POSIX_CALL(call) ::_##call -# else -# define FMT_POSIX_CALL(call) ::call -# endif -#endif - -// Retries the expression while it evaluates to error_result and errno -// equals to EINTR. -#ifndef _WIN32 -# define FMT_RETRY_VAL(result, expression, error_result) \ - do { \ - result = (expression); \ - } while (result == error_result && errno == EINTR) -#else -# define FMT_RETRY_VAL(result, expression, error_result) result = (expression) -#endif - -#define FMT_RETRY(result, expression) FMT_RETRY_VAL(result, expression, -1) - -namespace fmt { - -// An error code. -class ErrorCode { - private: - int value_; - - public: - explicit ErrorCode(int value = 0) FMT_NOEXCEPT : value_(value) {} - - int get() const FMT_NOEXCEPT { return value_; } -}; - -// A buffered file. -class BufferedFile { - private: - FILE *file_; - - friend class File; - - explicit BufferedFile(FILE *f) : file_(f) {} - - public: - // Constructs a BufferedFile object which doesn't represent any file. - BufferedFile() FMT_NOEXCEPT : file_(FMT_NULL) {} - - // Destroys the object closing the file it represents if any. - FMT_API ~BufferedFile() FMT_NOEXCEPT; - -#if !FMT_USE_RVALUE_REFERENCES - // Emulate a move constructor and a move assignment operator if rvalue - // references are not supported. - - private: - // A proxy object to emulate a move constructor. - // It is private to make it impossible call operator Proxy directly. - struct Proxy { - FILE *file; - }; - -public: - // A "move constructor" for moving from a temporary. - BufferedFile(Proxy p) FMT_NOEXCEPT : file_(p.file) {} - - // A "move constructor" for moving from an lvalue. - BufferedFile(BufferedFile &f) FMT_NOEXCEPT : file_(f.file_) { - f.file_ = FMT_NULL; - } - - // A "move assignment operator" for moving from a temporary. - BufferedFile &operator=(Proxy p) { - close(); - file_ = p.file; - return *this; - } - - // A "move assignment operator" for moving from an lvalue. - BufferedFile &operator=(BufferedFile &other) { - close(); - file_ = other.file_; - other.file_ = FMT_NULL; - return *this; - } - - // Returns a proxy object for moving from a temporary: - // BufferedFile file = BufferedFile(...); - operator Proxy() FMT_NOEXCEPT { - Proxy p = {file_}; - file_ = FMT_NULL; - return p; - } - -#else - private: - FMT_DISALLOW_COPY_AND_ASSIGN(BufferedFile); - - public: - BufferedFile(BufferedFile &&other) FMT_NOEXCEPT : file_(other.file_) { - other.file_ = FMT_NULL; - } - - BufferedFile& operator=(BufferedFile &&other) { - close(); - file_ = other.file_; - other.file_ = FMT_NULL; - return *this; - } -#endif - - // Opens a file. - FMT_API BufferedFile(CStringRef filename, CStringRef mode); - - // Closes the file. - FMT_API void close(); - - // Returns the pointer to a FILE object representing this file. - FILE *get() const FMT_NOEXCEPT { return file_; } - - // We place parentheses around fileno to workaround a bug in some versions - // of MinGW that define fileno as a macro. - FMT_API int (fileno)() const; - - void print(CStringRef format_str, const ArgList &args) { - fmt::print(file_, format_str, args); - } - FMT_VARIADIC(void, print, CStringRef) -}; - -// A file. Closed file is represented by a File object with descriptor -1. -// Methods that are not declared with FMT_NOEXCEPT may throw -// fmt::SystemError in case of failure. Note that some errors such as -// closing the file multiple times will cause a crash on Windows rather -// than an exception. You can get standard behavior by overriding the -// invalid parameter handler with _set_invalid_parameter_handler. -class File { - private: - int fd_; // File descriptor. - - // Constructs a File object with a given descriptor. - explicit File(int fd) : fd_(fd) {} - - public: - // Possible values for the oflag argument to the constructor. - enum { - RDONLY = FMT_POSIX(O_RDONLY), // Open for reading only. - WRONLY = FMT_POSIX(O_WRONLY), // Open for writing only. - RDWR = FMT_POSIX(O_RDWR) // Open for reading and writing. - }; - - // Constructs a File object which doesn't represent any file. - File() FMT_NOEXCEPT : fd_(-1) {} - - // Opens a file and constructs a File object representing this file. - FMT_API File(CStringRef path, int oflag); - -#if !FMT_USE_RVALUE_REFERENCES - // Emulate a move constructor and a move assignment operator if rvalue - // references are not supported. - - private: - // A proxy object to emulate a move constructor. - // It is private to make it impossible call operator Proxy directly. - struct Proxy { - int fd; - }; - - public: - // A "move constructor" for moving from a temporary. - File(Proxy p) FMT_NOEXCEPT : fd_(p.fd) {} - - // A "move constructor" for moving from an lvalue. - File(File &other) FMT_NOEXCEPT : fd_(other.fd_) { - other.fd_ = -1; - } - - // A "move assignment operator" for moving from a temporary. - File &operator=(Proxy p) { - close(); - fd_ = p.fd; - return *this; - } - - // A "move assignment operator" for moving from an lvalue. - File &operator=(File &other) { - close(); - fd_ = other.fd_; - other.fd_ = -1; - return *this; - } - - // Returns a proxy object for moving from a temporary: - // File file = File(...); - operator Proxy() FMT_NOEXCEPT { - Proxy p = {fd_}; - fd_ = -1; - return p; - } - -#else - private: - FMT_DISALLOW_COPY_AND_ASSIGN(File); - - public: - File(File &&other) FMT_NOEXCEPT : fd_(other.fd_) { - other.fd_ = -1; - } - - File& operator=(File &&other) { - close(); - fd_ = other.fd_; - other.fd_ = -1; - return *this; - } -#endif - - // Destroys the object closing the file it represents if any. - FMT_API ~File() FMT_NOEXCEPT; - - // Returns the file descriptor. - int descriptor() const FMT_NOEXCEPT { return fd_; } - - // Closes the file. - FMT_API void close(); - - // Returns the file size. The size has signed type for consistency with - // stat::st_size. - FMT_API LongLong size() const; - - // Attempts to read count bytes from the file into the specified buffer. - FMT_API std::size_t read(void *buffer, std::size_t count); - - // Attempts to write count bytes from the specified buffer to the file. - FMT_API std::size_t write(const void *buffer, std::size_t count); - - // Duplicates a file descriptor with the dup function and returns - // the duplicate as a file object. - FMT_API static File dup(int fd); - - // Makes fd be the copy of this file descriptor, closing fd first if - // necessary. - FMT_API void dup2(int fd); - - // Makes fd be the copy of this file descriptor, closing fd first if - // necessary. - FMT_API void dup2(int fd, ErrorCode &ec) FMT_NOEXCEPT; - - // Creates a pipe setting up read_end and write_end file objects for reading - // and writing respectively. - FMT_API static void pipe(File &read_end, File &write_end); - - // Creates a BufferedFile object associated with this file and detaches - // this File object from the file. - FMT_API BufferedFile fdopen(const char *mode); -}; - -// Returns the memory page size. -long getpagesize(); - -#if (defined(LC_NUMERIC_MASK) || defined(_MSC_VER)) && \ - !defined(__ANDROID__) && !defined(__CYGWIN__) -# define FMT_LOCALE -#endif - -#ifdef FMT_LOCALE -// A "C" numeric locale. -class Locale { - private: -# ifdef _MSC_VER - typedef _locale_t locale_t; - - enum { LC_NUMERIC_MASK = LC_NUMERIC }; - - static locale_t newlocale(int category_mask, const char *locale, locale_t) { - return _create_locale(category_mask, locale); - } - - static void freelocale(locale_t locale) { - _free_locale(locale); - } - - static double strtod_l(const char *nptr, char **endptr, _locale_t locale) { - return _strtod_l(nptr, endptr, locale); - } -# endif - - locale_t locale_; - - FMT_DISALLOW_COPY_AND_ASSIGN(Locale); - - public: - typedef locale_t Type; - - Locale() : locale_(newlocale(LC_NUMERIC_MASK, "C", FMT_NULL)) { - if (!locale_) - FMT_THROW(fmt::SystemError(errno, "cannot create locale")); - } - ~Locale() { freelocale(locale_); } - - Type get() const { return locale_; } - - // Converts string to floating-point number and advances str past the end - // of the parsed input. - double strtod(const char *&str) const { - char *end = FMT_NULL; - double result = strtod_l(str, &end, locale_); - str = end; - return result; - } -}; -#endif // FMT_LOCALE -} // namespace fmt - -#if !FMT_USE_RVALUE_REFERENCES -namespace std { -// For compatibility with C++98. -inline fmt::BufferedFile &move(fmt::BufferedFile &f) { return f; } -inline fmt::File &move(fmt::File &f) { return f; } -} -#endif - -#endif // FMT_POSIX_H_ diff --git a/dep/fmt/fmt/printf.cc b/dep/fmt/fmt/printf.cc deleted file mode 100644 index 95d7a36a..00000000 --- a/dep/fmt/fmt/printf.cc +++ /dev/null @@ -1,32 +0,0 @@ -/* - Formatting library for C++ - - Copyright (c) 2012 - 2016, Victor Zverovich - All rights reserved. - - For the license information refer to format.h. - */ - -#include "format.h" -#include "printf.h" - -namespace fmt { - -template -void printf(BasicWriter &w, BasicCStringRef format, ArgList args); - -FMT_FUNC int fprintf(std::FILE *f, CStringRef format, ArgList args) { - MemoryWriter w; - printf(w, format, args); - std::size_t size = w.size(); - return std::fwrite(w.data(), 1, size, f) < size ? -1 : static_cast(size); -} - -#ifndef FMT_HEADER_ONLY - -template void PrintfFormatter::format(CStringRef format); -template void PrintfFormatter::format(WCStringRef format); - -#endif // FMT_HEADER_ONLY - -} // namespace fmt diff --git a/dep/fmt/fmt/printf.h b/dep/fmt/fmt/printf.h deleted file mode 100644 index 46205a78..00000000 --- a/dep/fmt/fmt/printf.h +++ /dev/null @@ -1,603 +0,0 @@ -/* - Formatting library for C++ - - Copyright (c) 2012 - 2016, Victor Zverovich - All rights reserved. - - For the license information refer to format.h. - */ - -#ifndef FMT_PRINTF_H_ -#define FMT_PRINTF_H_ - -#include // std::fill_n -#include // std::numeric_limits - -#include "ostream.h" - -namespace fmt { -namespace internal { - -// Checks if a value fits in int - used to avoid warnings about comparing -// signed and unsigned integers. -template -struct IntChecker { - template - static bool fits_in_int(T value) { - unsigned max = std::numeric_limits::max(); - return value <= max; - } - static bool fits_in_int(bool) { return true; } -}; - -template <> -struct IntChecker { - template - static bool fits_in_int(T value) { - return value >= std::numeric_limits::min() && - value <= std::numeric_limits::max(); - } - static bool fits_in_int(int) { return true; } -}; - -class PrecisionHandler : public ArgVisitor { - public: - void report_unhandled_arg() { - FMT_THROW(FormatError("precision is not integer")); - } - - template - int visit_any_int(T value) { - if (!IntChecker::is_signed>::fits_in_int(value)) - FMT_THROW(FormatError("number is too big")); - return static_cast(value); - } -}; - -// IsZeroInt::visit(arg) returns true iff arg is a zero integer. -class IsZeroInt : public ArgVisitor { - public: - template - bool visit_any_int(T value) { return value == 0; } -}; - -// returns the default type for format specific "%s" -class DefaultType : public ArgVisitor { - public: - char visit_char(int) { return 'c'; } - - char visit_bool(bool) { return 's'; } - - char visit_pointer(const void *) { return 'p'; } - - template - char visit_any_int(T) { return 'd'; } - - template - char visit_any_double(T) { return 'g'; } - - char visit_unhandled_arg() { return 's'; } -}; - -template -struct is_same { - enum { value = 0 }; -}; - -template -struct is_same { - enum { value = 1 }; -}; - -// An argument visitor that converts an integer argument to T for printf, -// if T is an integral type. If T is void, the argument is converted to -// corresponding signed or unsigned type depending on the type specifier: -// 'd' and 'i' - signed, other - unsigned) -template -class ArgConverter : public ArgVisitor, void> { - private: - internal::Arg &arg_; - wchar_t type_; - - FMT_DISALLOW_COPY_AND_ASSIGN(ArgConverter); - - public: - ArgConverter(internal::Arg &arg, wchar_t type) - : arg_(arg), type_(type) {} - - void visit_bool(bool value) { - if (type_ != 's') - visit_any_int(value); - } - - void visit_char(int value) { - if (type_ != 's') - visit_any_int(value); - } - - template - void visit_any_int(U value) { - bool is_signed = type_ == 'd' || type_ == 'i'; - if (type_ == 's') { - is_signed = std::numeric_limits::is_signed; - } - - using internal::Arg; - typedef typename internal::Conditional< - is_same::value, U, T>::type TargetType; - if (const_check(sizeof(TargetType) <= sizeof(int))) { - // Extra casts are used to silence warnings. - if (is_signed) { - arg_.type = Arg::INT; - arg_.int_value = static_cast(static_cast(value)); - } else { - arg_.type = Arg::UINT; - typedef typename internal::MakeUnsigned::Type Unsigned; - arg_.uint_value = static_cast(static_cast(value)); - } - } else { - if (is_signed) { - arg_.type = Arg::LONG_LONG; - // glibc's printf doesn't sign extend arguments of smaller types: - // std::printf("%lld", -42); // prints "4294967254" - // but we don't have to do the same because it's a UB. - arg_.long_long_value = static_cast(value); - } else { - arg_.type = Arg::ULONG_LONG; - arg_.ulong_long_value = - static_cast::Type>(value); - } - } - } -}; - -// Converts an integer argument to char for printf. -class CharConverter : public ArgVisitor { - private: - internal::Arg &arg_; - - FMT_DISALLOW_COPY_AND_ASSIGN(CharConverter); - - public: - explicit CharConverter(internal::Arg &arg) : arg_(arg) {} - - template - void visit_any_int(T value) { - arg_.type = internal::Arg::CHAR; - arg_.int_value = static_cast(value); - } -}; - -// Checks if an argument is a valid printf width specifier and sets -// left alignment if it is negative. -class WidthHandler : public ArgVisitor { - private: - FormatSpec &spec_; - - FMT_DISALLOW_COPY_AND_ASSIGN(WidthHandler); - - public: - explicit WidthHandler(FormatSpec &spec) : spec_(spec) {} - - void report_unhandled_arg() { - FMT_THROW(FormatError("width is not integer")); - } - - template - unsigned visit_any_int(T value) { - typedef typename internal::IntTraits::MainType UnsignedType; - UnsignedType width = static_cast(value); - if (internal::is_negative(value)) { - spec_.align_ = ALIGN_LEFT; - width = 0 - width; - } - unsigned int_max = std::numeric_limits::max(); - if (width > int_max) - FMT_THROW(FormatError("number is too big")); - return static_cast(width); - } -}; -} // namespace internal - -/** - \rst - A ``printf`` argument formatter based on the `curiously recurring template - pattern `_. - - To use `~fmt::BasicPrintfArgFormatter` define a subclass that implements some - or all of the visit methods with the same signatures as the methods in - `~fmt::ArgVisitor`, for example, `~fmt::ArgVisitor::visit_int()`. - Pass the subclass as the *Impl* template parameter. When a formatting - function processes an argument, it will dispatch to a visit method - specific to the argument type. For example, if the argument type is - ``double`` then the `~fmt::ArgVisitor::visit_double()` method of a subclass - will be called. If the subclass doesn't contain a method with this signature, - then a corresponding method of `~fmt::BasicPrintfArgFormatter` or its - superclass will be called. - \endrst - */ -template -class BasicPrintfArgFormatter : - public internal::ArgFormatterBase { - private: - void write_null_pointer() { - this->spec().type_ = 0; - this->write("(nil)"); - } - - typedef internal::ArgFormatterBase Base; - - public: - /** - \rst - Constructs an argument formatter object. - *writer* is a reference to the output writer and *spec* contains format - specifier information for standard argument types. - \endrst - */ - BasicPrintfArgFormatter(BasicWriter &w, Spec &s) - : internal::ArgFormatterBase(w, s) {} - - /** Formats an argument of type ``bool``. */ - void visit_bool(bool value) { - Spec &fmt_spec = this->spec(); - if (fmt_spec.type_ != 's') - return this->visit_any_int(value); - fmt_spec.type_ = 0; - this->write(value); - } - - /** Formats a character. */ - void visit_char(int value) { - const Spec &fmt_spec = this->spec(); - BasicWriter &w = this->writer(); - if (fmt_spec.type_ && fmt_spec.type_ != 'c') - w.write_int(value, fmt_spec); - typedef typename BasicWriter::CharPtr CharPtr; - CharPtr out = CharPtr(); - if (fmt_spec.width_ > 1) { - Char fill = ' '; - out = w.grow_buffer(fmt_spec.width_); - if (fmt_spec.align_ != ALIGN_LEFT) { - std::fill_n(out, fmt_spec.width_ - 1, fill); - out += fmt_spec.width_ - 1; - } else { - std::fill_n(out + 1, fmt_spec.width_ - 1, fill); - } - } else { - out = w.grow_buffer(1); - } - *out = static_cast(value); - } - - /** Formats a null-terminated C string. */ - void visit_cstring(const char *value) { - if (value) - Base::visit_cstring(value); - else if (this->spec().type_ == 'p') - write_null_pointer(); - else - this->write("(null)"); - } - - /** Formats a pointer. */ - void visit_pointer(const void *value) { - if (value) - return Base::visit_pointer(value); - this->spec().type_ = 0; - write_null_pointer(); - } - - /** Formats an argument of a custom (user-defined) type. */ - void visit_custom(internal::Arg::CustomValue c) { - BasicFormatter formatter(ArgList(), this->writer()); - const Char format_str[] = {'}', 0}; - const Char *format = format_str; - c.format(&formatter, c.value, &format); - } -}; - -/** The default printf argument formatter. */ -template -class PrintfArgFormatter : - public BasicPrintfArgFormatter, Char, FormatSpec> { - public: - /** Constructs an argument formatter object. */ - PrintfArgFormatter(BasicWriter &w, FormatSpec &s) - : BasicPrintfArgFormatter, Char, FormatSpec>(w, s) {} -}; - -/** This template formats data and writes the output to a writer. */ -template > -class PrintfFormatter : private internal::FormatterBase { - private: - BasicWriter &writer_; - - void parse_flags(FormatSpec &spec, const Char *&s); - - // Returns the argument with specified index or, if arg_index is equal - // to the maximum unsigned value, the next argument. - internal::Arg get_arg( - const Char *s, - unsigned arg_index = (std::numeric_limits::max)()); - - // Parses argument index, flags and width and returns the argument index. - unsigned parse_header(const Char *&s, FormatSpec &spec); - - public: - /** - \rst - Constructs a ``PrintfFormatter`` object. References to the arguments and - the writer are stored in the formatter object so make sure they have - appropriate lifetimes. - \endrst - */ - explicit PrintfFormatter(const ArgList &al, BasicWriter &w) - : FormatterBase(al), writer_(w) {} - - /** Formats stored arguments and writes the output to the writer. */ - void format(BasicCStringRef format_str); -}; - -template -void PrintfFormatter::parse_flags(FormatSpec &spec, const Char *&s) { - for (;;) { - switch (*s++) { - case '-': - spec.align_ = ALIGN_LEFT; - break; - case '+': - spec.flags_ |= SIGN_FLAG | PLUS_FLAG; - break; - case '0': - spec.fill_ = '0'; - break; - case ' ': - spec.flags_ |= SIGN_FLAG; - break; - case '#': - spec.flags_ |= HASH_FLAG; - break; - default: - --s; - return; - } - } -} - -template -internal::Arg PrintfFormatter::get_arg(const Char *s, - unsigned arg_index) { - (void)s; - const char *error = FMT_NULL; - internal::Arg arg = arg_index == std::numeric_limits::max() ? - next_arg(error) : FormatterBase::get_arg(arg_index - 1, error); - if (error) - FMT_THROW(FormatError(!*s ? "invalid format string" : error)); - return arg; -} - -template -unsigned PrintfFormatter::parse_header( - const Char *&s, FormatSpec &spec) { - unsigned arg_index = std::numeric_limits::max(); - Char c = *s; - if (c >= '0' && c <= '9') { - // Parse an argument index (if followed by '$') or a width possibly - // preceded with '0' flag(s). - unsigned value = internal::parse_nonnegative_int(s); - if (*s == '$') { // value is an argument index - ++s; - arg_index = value; - } else { - if (c == '0') - spec.fill_ = '0'; - if (value != 0) { - // Nonzero value means that we parsed width and don't need to - // parse it or flags again, so return now. - spec.width_ = value; - return arg_index; - } - } - } - parse_flags(spec, s); - // Parse width. - if (*s >= '0' && *s <= '9') { - spec.width_ = internal::parse_nonnegative_int(s); - } else if (*s == '*') { - ++s; - spec.width_ = internal::WidthHandler(spec).visit(get_arg(s)); - } - return arg_index; -} - -template -void PrintfFormatter::format(BasicCStringRef format_str) { - const Char *start = format_str.c_str(); - const Char *s = start; - while (*s) { - Char c = *s++; - if (c != '%') continue; - if (*s == c) { - write(writer_, start, s); - start = ++s; - continue; - } - write(writer_, start, s - 1); - - FormatSpec spec; - spec.align_ = ALIGN_RIGHT; - - // Parse argument index, flags and width. - unsigned arg_index = parse_header(s, spec); - - // Parse precision. - if (*s == '.') { - ++s; - if ('0' <= *s && *s <= '9') { - spec.precision_ = static_cast(internal::parse_nonnegative_int(s)); - } else if (*s == '*') { - ++s; - spec.precision_ = internal::PrecisionHandler().visit(get_arg(s)); - } else { - spec.precision_ = 0; - } - } - - using internal::Arg; - Arg arg = get_arg(s, arg_index); - if (spec.flag(HASH_FLAG) && internal::IsZeroInt().visit(arg)) - spec.flags_ &= ~internal::to_unsigned(HASH_FLAG); - if (spec.fill_ == '0') { - if (arg.type <= Arg::LAST_NUMERIC_TYPE) - spec.align_ = ALIGN_NUMERIC; - else - spec.fill_ = ' '; // Ignore '0' flag for non-numeric types. - } - - // Parse length and convert the argument to the required type. - using internal::ArgConverter; - switch (*s++) { - case 'h': - if (*s == 'h') - ArgConverter(arg, *++s).visit(arg); - else - ArgConverter(arg, *s).visit(arg); - break; - case 'l': - if (*s == 'l') - ArgConverter(arg, *++s).visit(arg); - else - ArgConverter(arg, *s).visit(arg); - break; - case 'j': - ArgConverter(arg, *s).visit(arg); - break; - case 'z': - ArgConverter(arg, *s).visit(arg); - break; - case 't': - ArgConverter(arg, *s).visit(arg); - break; - case 'L': - // printf produces garbage when 'L' is omitted for long double, no - // need to do the same. - break; - default: - --s; - ArgConverter(arg, *s).visit(arg); - } - - // Parse type. - if (!*s) - FMT_THROW(FormatError("invalid format string")); - spec.type_ = static_cast(*s++); - - if (spec.type_ == 's') { - // set the format type to the default if 's' is specified - spec.type_ = internal::DefaultType().visit(arg); - } - - if (arg.type <= Arg::LAST_INTEGER_TYPE) { - // Normalize type. - switch (spec.type_) { - case 'i': case 'u': - spec.type_ = 'd'; - break; - case 'c': - // TODO: handle wchar_t - internal::CharConverter(arg).visit(arg); - break; - } - } - - start = s; - - // Format argument. - AF(writer_, spec).visit(arg); - } - write(writer_, start, s); -} - -inline void printf(Writer &w, CStringRef format, ArgList args) { - PrintfFormatter(args, w).format(format); -} -FMT_VARIADIC(void, printf, Writer &, CStringRef) - -inline void printf(WWriter &w, WCStringRef format, ArgList args) { - PrintfFormatter(args, w).format(format); -} -FMT_VARIADIC(void, printf, WWriter &, WCStringRef) - -/** - \rst - Formats arguments and returns the result as a string. - - **Example**:: - - std::string message = fmt::sprintf("The answer is %d", 42); - \endrst -*/ -inline std::string sprintf(CStringRef format, ArgList args) { - MemoryWriter w; - printf(w, format, args); - return w.str(); -} -FMT_VARIADIC(std::string, sprintf, CStringRef) - -inline std::wstring sprintf(WCStringRef format, ArgList args) { - WMemoryWriter w; - printf(w, format, args); - return w.str(); -} -FMT_VARIADIC_W(std::wstring, sprintf, WCStringRef) - -/** - \rst - Prints formatted data to the file *f*. - - **Example**:: - - fmt::fprintf(stderr, "Don't %s!", "panic"); - \endrst - */ -FMT_API int fprintf(std::FILE *f, CStringRef format, ArgList args); -FMT_VARIADIC(int, fprintf, std::FILE *, CStringRef) - -/** - \rst - Prints formatted data to ``stdout``. - - **Example**:: - - fmt::printf("Elapsed time: %.2f seconds", 1.23); - \endrst - */ -inline int printf(CStringRef format, ArgList args) { - return fprintf(stdout, format, args); -} -FMT_VARIADIC(int, printf, CStringRef) - -/** - \rst - Prints formatted data to the stream *os*. - - **Example**:: - - fprintf(cerr, "Don't %s!", "panic"); - \endrst - */ -inline int fprintf(std::ostream &os, CStringRef format_str, ArgList args) { - MemoryWriter w; - printf(w, format_str, args); - internal::write(os, w); - return static_cast(w.size()); -} -FMT_VARIADIC(int, fprintf, std::ostream &, CStringRef) -} // namespace fmt - -#ifdef FMT_HEADER_ONLY -# include "printf.cc" -#endif - -#endif // FMT_PRINTF_H_ diff --git a/dep/fmt/fmt/string.h b/dep/fmt/fmt/string.h deleted file mode 100644 index 05996eb5..00000000 --- a/dep/fmt/fmt/string.h +++ /dev/null @@ -1,148 +0,0 @@ -/* - Formatting library for C++ - string utilities - - Copyright (c) 2012 - 2016, Victor Zverovich - All rights reserved. - - For the license information refer to format.h. - */ - -#ifdef FMT_INCLUDE -# error "Add the fmt's parent directory and not fmt itself to includes." -#endif - -#ifndef FMT_STRING_H_ -#define FMT_STRING_H_ - -#include "format.h" - -namespace fmt { - -namespace internal { - -// A buffer that stores data in ``std::basic_string``. -template > -class StringBuffer : public Buffer { - public: - typedef std::basic_string, Allocator> StringType; - - private: - StringType data_; - - protected: - virtual void grow(std::size_t size) FMT_OVERRIDE { - data_.resize(size); - this->ptr_ = &data_[0]; - this->capacity_ = size; - } - - public: - explicit StringBuffer(const Allocator &allocator = Allocator()) - : data_(allocator) {} - - // Moves the data to ``str`` clearing the buffer. - void move_to(StringType &str) { - data_.resize(this->size_); - str.swap(data_); - this->capacity_ = this->size_ = 0; - this->ptr_ = FMT_NULL; - } -}; -} // namespace internal - -/** - \rst - This class template provides operations for formatting and writing data - into a character stream. The output is stored in a ``std::basic_string`` - that grows dynamically. - - You can use one of the following typedefs for common character types - and the standard allocator: - - +---------------+----------------------------+ - | Type | Definition | - +===============+============================+ - | StringWriter | BasicStringWriter | - +---------------+----------------------------+ - | WStringWriter | BasicStringWriter | - +---------------+----------------------------+ - - **Example**:: - - StringWriter out; - out << "The answer is " << 42 << "\n"; - - This will write the following output to the ``out`` object: - - .. code-block:: none - - The answer is 42 - - The output can be moved to a ``std::basic_string`` with ``out.move_to()``. - \endrst - */ -template > -class BasicStringWriter : public BasicWriter { - private: - internal::StringBuffer buffer_; - - public: - /** - \rst - Constructs a :class:`fmt::BasicStringWriter` object. - \endrst - */ - explicit BasicStringWriter(const Allocator &allocator = Allocator()) - : BasicWriter(buffer_), buffer_(allocator) {} - - /** - \rst - Moves the buffer content to *str* clearing the buffer. - \endrst - */ - void move_to(std::basic_string, Allocator> &str) { - buffer_.move_to(str); - } -}; - -typedef BasicStringWriter StringWriter; -typedef BasicStringWriter WStringWriter; - -/** - \rst - Converts *value* to ``std::string`` using the default format for type *T*. - - **Example**:: - - #include "fmt/string.h" - - std::string answer = fmt::to_string(42); - \endrst - */ -template -std::string to_string(const T &value) { - fmt::MemoryWriter w; - w << value; - return w.str(); -} - -/** - \rst - Converts *value* to ``std::wstring`` using the default format for type *T*. - - **Example**:: - - #include "fmt/string.h" - - std::wstring answer = fmt::to_wstring(42); - \endrst - */ -template -std::wstring to_wstring(const T &value) { - fmt::WMemoryWriter w; - w << value; - return w.str(); -} -} - -#endif // FMT_STRING_H_ diff --git a/dep/fmt/fmt/time.h b/dep/fmt/fmt/time.h deleted file mode 100644 index c98b0e01..00000000 --- a/dep/fmt/fmt/time.h +++ /dev/null @@ -1,143 +0,0 @@ -/* - Formatting library for C++ - time formatting - - Copyright (c) 2012 - 2016, Victor Zverovich - All rights reserved. - - For the license information refer to format.h. - */ - -#ifndef FMT_TIME_H_ -#define FMT_TIME_H_ - -#include "format.h" -#include - -#ifdef _MSC_VER -# pragma warning(push) -# pragma warning(disable: 4702) // unreachable code -# pragma warning(disable: 4996) // "deprecated" functions -#endif - -namespace fmt { -template -void format_arg(BasicFormatter &f, - const char *&format_str, const std::tm &tm) { - if (*format_str == ':') - ++format_str; - const char *end = format_str; - while (*end && *end != '}') - ++end; - if (*end != '}') - FMT_THROW(FormatError("missing '}' in format string")); - internal::MemoryBuffer format; - format.append(format_str, end + 1); - format[format.size() - 1] = '\0'; - Buffer &buffer = f.writer().buffer(); - std::size_t start = buffer.size(); - for (;;) { - std::size_t size = buffer.capacity() - start; - std::size_t count = std::strftime(&buffer[start], size, &format[0], &tm); - if (count != 0) { - buffer.resize(start + count); - break; - } - if (size >= format.size() * 256) { - // If the buffer is 256 times larger than the format string, assume - // that `strftime` gives an empty result. There doesn't seem to be a - // better way to distinguish the two cases: - // https://github.com/fmtlib/fmt/issues/367 - break; - } - const std::size_t MIN_GROWTH = 10; - buffer.reserve(buffer.capacity() + (size > MIN_GROWTH ? size : MIN_GROWTH)); - } - format_str = end + 1; -} - -namespace internal{ -inline Null<> localtime_r(...) { return Null<>(); } -inline Null<> localtime_s(...) { return Null<>(); } -inline Null<> gmtime_r(...) { return Null<>(); } -inline Null<> gmtime_s(...) { return Null<>(); } -} - -// Thread-safe replacement for std::localtime -inline std::tm localtime(std::time_t time) { - struct LocalTime { - std::time_t time_; - std::tm tm_; - - LocalTime(std::time_t t): time_(t) {} - - bool run() { - using namespace fmt::internal; - return handle(localtime_r(&time_, &tm_)); - } - - bool handle(std::tm *tm) { return tm != FMT_NULL; } - - bool handle(internal::Null<>) { - using namespace fmt::internal; - return fallback(localtime_s(&tm_, &time_)); - } - - bool fallback(int res) { return res == 0; } - - bool fallback(internal::Null<>) { - using namespace fmt::internal; - std::tm *tm = std::localtime(&time_); - if (tm) tm_ = *tm; - return tm != FMT_NULL; - } - }; - LocalTime lt(time); - if (lt.run()) - return lt.tm_; - // Too big time values may be unsupported. - FMT_THROW(fmt::FormatError("time_t value out of range")); - return std::tm(); -} - -// Thread-safe replacement for std::gmtime -inline std::tm gmtime(std::time_t time) { - struct GMTime { - std::time_t time_; - std::tm tm_; - - GMTime(std::time_t t): time_(t) {} - - bool run() { - using namespace fmt::internal; - return handle(gmtime_r(&time_, &tm_)); - } - - bool handle(std::tm *tm) { return tm != FMT_NULL; } - - bool handle(internal::Null<>) { - using namespace fmt::internal; - return fallback(gmtime_s(&tm_, &time_)); - } - - bool fallback(int res) { return res == 0; } - - bool fallback(internal::Null<>) { - std::tm *tm = std::gmtime(&time_); - if (tm != FMT_NULL) tm_ = *tm; - return tm != FMT_NULL; - } - }; - GMTime gt(time); - if (gt.run()) - return gt.tm_; - // Too big time values may be unsupported. - FMT_THROW(fmt::FormatError("time_t value out of range")); - return std::tm(); -} -} //namespace fmt - -#ifdef _MSC_VER -# pragma warning(pop) -#endif - -#endif // FMT_TIME_H_ diff --git a/dep/fmt/include/fmt/args.h b/dep/fmt/include/fmt/args.h new file mode 100644 index 00000000..ad1654bb --- /dev/null +++ b/dep/fmt/include/fmt/args.h @@ -0,0 +1,235 @@ +// Formatting library for C++ - dynamic argument lists +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_ARGS_H_ +#define FMT_ARGS_H_ + +#include // std::reference_wrapper +#include // std::unique_ptr +#include + +#include "core.h" + +FMT_BEGIN_NAMESPACE + +namespace detail { + +template struct is_reference_wrapper : std::false_type {}; +template +struct is_reference_wrapper> : std::true_type {}; + +template auto unwrap(const T& v) -> const T& { return v; } +template +auto unwrap(const std::reference_wrapper& v) -> const T& { + return static_cast(v); +} + +class dynamic_arg_list { + // Workaround for clang's -Wweak-vtables. Unlike for regular classes, for + // templates it doesn't complain about inability to deduce single translation + // unit for placing vtable. So storage_node_base is made a fake template. + template struct node { + virtual ~node() = default; + std::unique_ptr> next; + }; + + template struct typed_node : node<> { + T value; + + template + FMT_CONSTEXPR typed_node(const Arg& arg) : value(arg) {} + + template + FMT_CONSTEXPR typed_node(const basic_string_view& arg) + : value(arg.data(), arg.size()) {} + }; + + std::unique_ptr> head_; + + public: + template auto push(const Arg& arg) -> const T& { + auto new_node = std::unique_ptr>(new typed_node(arg)); + auto& value = new_node->value; + new_node->next = std::move(head_); + head_ = std::move(new_node); + return value; + } +}; +} // namespace detail + +/** + \rst + A dynamic version of `fmt::format_arg_store`. + It's equipped with a storage to potentially temporary objects which lifetimes + could be shorter than the format arguments object. + + It can be implicitly converted into `~fmt::basic_format_args` for passing + into type-erased formatting functions such as `~fmt::vformat`. + \endrst + */ +template +class dynamic_format_arg_store +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 + // Workaround a GCC template argument substitution bug. + : public basic_format_args +#endif +{ + private: + using char_type = typename Context::char_type; + + template struct need_copy { + static constexpr detail::type mapped_type = + detail::mapped_type_constant::value; + + enum { + value = !(detail::is_reference_wrapper::value || + std::is_same>::value || + std::is_same>::value || + (mapped_type != detail::type::cstring_type && + mapped_type != detail::type::string_type && + mapped_type != detail::type::custom_type)) + }; + }; + + template + using stored_type = conditional_t< + std::is_convertible>::value && + !detail::is_reference_wrapper::value, + std::basic_string, T>; + + // Storage of basic_format_arg must be contiguous. + std::vector> data_; + std::vector> named_info_; + + // Storage of arguments not fitting into basic_format_arg must grow + // without relocation because items in data_ refer to it. + detail::dynamic_arg_list dynamic_args_; + + friend class basic_format_args; + + auto get_types() const -> unsigned long long { + return detail::is_unpacked_bit | data_.size() | + (named_info_.empty() + ? 0ULL + : static_cast(detail::has_named_args_bit)); + } + + auto data() const -> const basic_format_arg* { + return named_info_.empty() ? data_.data() : data_.data() + 1; + } + + template void emplace_arg(const T& arg) { + data_.emplace_back(detail::make_arg(arg)); + } + + template + void emplace_arg(const detail::named_arg& arg) { + if (named_info_.empty()) { + constexpr const detail::named_arg_info* zero_ptr{nullptr}; + data_.insert(data_.begin(), {zero_ptr, 0}); + } + data_.emplace_back(detail::make_arg(detail::unwrap(arg.value))); + auto pop_one = [](std::vector>* data) { + data->pop_back(); + }; + std::unique_ptr>, decltype(pop_one)> + guard{&data_, pop_one}; + named_info_.push_back({arg.name, static_cast(data_.size() - 2u)}); + data_[0].value_.named_args = {named_info_.data(), named_info_.size()}; + guard.release(); + } + + public: + constexpr dynamic_format_arg_store() = default; + + /** + \rst + Adds an argument into the dynamic store for later passing to a formatting + function. + + Note that custom types and string types (but not string views) are copied + into the store dynamically allocating memory if necessary. + + **Example**:: + + fmt::dynamic_format_arg_store store; + store.push_back(42); + store.push_back("abc"); + store.push_back(1.5f); + std::string result = fmt::vformat("{} and {} and {}", store); + \endrst + */ + template void push_back(const T& arg) { + if (detail::const_check(need_copy::value)) + emplace_arg(dynamic_args_.push>(arg)); + else + emplace_arg(detail::unwrap(arg)); + } + + /** + \rst + Adds a reference to the argument into the dynamic store for later passing to + a formatting function. + + **Example**:: + + fmt::dynamic_format_arg_store store; + char band[] = "Rolling Stones"; + store.push_back(std::cref(band)); + band[9] = 'c'; // Changing str affects the output. + std::string result = fmt::vformat("{}", store); + // result == "Rolling Scones" + \endrst + */ + template void push_back(std::reference_wrapper arg) { + static_assert( + need_copy::value, + "objects of built-in types and string views are always copied"); + emplace_arg(arg.get()); + } + + /** + Adds named argument into the dynamic store for later passing to a formatting + function. ``std::reference_wrapper`` is supported to avoid copying of the + argument. The name is always copied into the store. + */ + template + void push_back(const detail::named_arg& arg) { + const char_type* arg_name = + dynamic_args_.push>(arg.name).c_str(); + if (detail::const_check(need_copy::value)) { + emplace_arg( + fmt::arg(arg_name, dynamic_args_.push>(arg.value))); + } else { + emplace_arg(fmt::arg(arg_name, arg.value)); + } + } + + /** Erase all elements from the store */ + void clear() { + data_.clear(); + named_info_.clear(); + dynamic_args_ = detail::dynamic_arg_list(); + } + + /** + \rst + Reserves space to store at least *new_cap* arguments including + *new_cap_named* named arguments. + \endrst + */ + void reserve(size_t new_cap, size_t new_cap_named) { + FMT_ASSERT(new_cap >= new_cap_named, + "Set of arguments includes set of named arguments"); + data_.reserve(new_cap); + named_info_.reserve(new_cap_named); + } +}; + +FMT_END_NAMESPACE + +#endif // FMT_ARGS_H_ diff --git a/dep/fmt/include/fmt/chrono.h b/dep/fmt/include/fmt/chrono.h new file mode 100644 index 00000000..9d54574e --- /dev/null +++ b/dep/fmt/include/fmt/chrono.h @@ -0,0 +1,2240 @@ +// Formatting library for C++ - chrono support +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_CHRONO_H_ +#define FMT_CHRONO_H_ + +#include +#include +#include // std::isfinite +#include // std::memcpy +#include +#include +#include +#include +#include + +#include "ostream.h" // formatbuf + +FMT_BEGIN_NAMESPACE + +// Check if std::chrono::local_t is available. +#ifndef FMT_USE_LOCAL_TIME +# ifdef __cpp_lib_chrono +# define FMT_USE_LOCAL_TIME (__cpp_lib_chrono >= 201907L) +# else +# define FMT_USE_LOCAL_TIME 0 +# endif +#endif + +// Check if std::chrono::utc_timestamp is available. +#ifndef FMT_USE_UTC_TIME +# ifdef __cpp_lib_chrono +# define FMT_USE_UTC_TIME (__cpp_lib_chrono >= 201907L) +# else +# define FMT_USE_UTC_TIME 0 +# endif +#endif + +// Enable tzset. +#ifndef FMT_USE_TZSET +// UWP doesn't provide _tzset. +# if FMT_HAS_INCLUDE("winapifamily.h") +# include +# endif +# if defined(_WIN32) && (!defined(WINAPI_FAMILY) || \ + (WINAPI_FAMILY == WINAPI_FAMILY_DESKTOP_APP)) +# define FMT_USE_TZSET 1 +# else +# define FMT_USE_TZSET 0 +# endif +#endif + +// Enable safe chrono durations, unless explicitly disabled. +#ifndef FMT_SAFE_DURATION_CAST +# define FMT_SAFE_DURATION_CAST 1 +#endif +#if FMT_SAFE_DURATION_CAST + +// For conversion between std::chrono::durations without undefined +// behaviour or erroneous results. +// This is a stripped down version of duration_cast, for inclusion in fmt. +// See https://github.com/pauldreik/safe_duration_cast +// +// Copyright Paul Dreik 2019 +namespace safe_duration_cast { + +template ::value && + std::numeric_limits::is_signed == + std::numeric_limits::is_signed)> +FMT_CONSTEXPR auto lossless_integral_conversion(const From from, int& ec) + -> To { + ec = 0; + using F = std::numeric_limits; + using T = std::numeric_limits; + static_assert(F::is_integer, "From must be integral"); + static_assert(T::is_integer, "To must be integral"); + + // A and B are both signed, or both unsigned. + if (detail::const_check(F::digits <= T::digits)) { + // From fits in To without any problem. + } else { + // From does not always fit in To, resort to a dynamic check. + if (from < (T::min)() || from > (T::max)()) { + // outside range. + ec = 1; + return {}; + } + } + return static_cast(from); +} + +/** + * converts From to To, without loss. If the dynamic value of from + * can't be converted to To without loss, ec is set. + */ +template ::value && + std::numeric_limits::is_signed != + std::numeric_limits::is_signed)> +FMT_CONSTEXPR auto lossless_integral_conversion(const From from, int& ec) + -> To { + ec = 0; + using F = std::numeric_limits; + using T = std::numeric_limits; + static_assert(F::is_integer, "From must be integral"); + static_assert(T::is_integer, "To must be integral"); + + if (detail::const_check(F::is_signed && !T::is_signed)) { + // From may be negative, not allowed! + if (fmt::detail::is_negative(from)) { + ec = 1; + return {}; + } + // From is positive. Can it always fit in To? + if (detail::const_check(F::digits > T::digits) && + from > static_cast(detail::max_value())) { + ec = 1; + return {}; + } + } + + if (detail::const_check(!F::is_signed && T::is_signed && + F::digits >= T::digits) && + from > static_cast(detail::max_value())) { + ec = 1; + return {}; + } + return static_cast(from); // Lossless conversion. +} + +template ::value)> +FMT_CONSTEXPR auto lossless_integral_conversion(const From from, int& ec) + -> To { + ec = 0; + return from; +} // function + +// clang-format off +/** + * converts From to To if possible, otherwise ec is set. + * + * input | output + * ---------------------------------|--------------- + * NaN | NaN + * Inf | Inf + * normal, fits in output | converted (possibly lossy) + * normal, does not fit in output | ec is set + * subnormal | best effort + * -Inf | -Inf + */ +// clang-format on +template ::value)> +FMT_CONSTEXPR auto safe_float_conversion(const From from, int& ec) -> To { + ec = 0; + using T = std::numeric_limits; + static_assert(std::is_floating_point::value, "From must be floating"); + static_assert(std::is_floating_point::value, "To must be floating"); + + // catch the only happy case + if (std::isfinite(from)) { + if (from >= T::lowest() && from <= (T::max)()) { + return static_cast(from); + } + // not within range. + ec = 1; + return {}; + } + + // nan and inf will be preserved + return static_cast(from); +} // function + +template ::value)> +FMT_CONSTEXPR auto safe_float_conversion(const From from, int& ec) -> To { + ec = 0; + static_assert(std::is_floating_point::value, "From must be floating"); + return from; +} + +/** + * safe duration cast between integral durations + */ +template ::value), + FMT_ENABLE_IF(std::is_integral::value)> +auto safe_duration_cast(std::chrono::duration from, + int& ec) -> To { + using From = std::chrono::duration; + ec = 0; + // the basic idea is that we need to convert from count() in the from type + // to count() in the To type, by multiplying it with this: + struct Factor + : std::ratio_divide {}; + + static_assert(Factor::num > 0, "num must be positive"); + static_assert(Factor::den > 0, "den must be positive"); + + // the conversion is like this: multiply from.count() with Factor::num + // /Factor::den and convert it to To::rep, all this without + // overflow/underflow. let's start by finding a suitable type that can hold + // both To, From and Factor::num + using IntermediateRep = + typename std::common_type::type; + + // safe conversion to IntermediateRep + IntermediateRep count = + lossless_integral_conversion(from.count(), ec); + if (ec) return {}; + // multiply with Factor::num without overflow or underflow + if (detail::const_check(Factor::num != 1)) { + const auto max1 = detail::max_value() / Factor::num; + if (count > max1) { + ec = 1; + return {}; + } + const auto min1 = + (std::numeric_limits::min)() / Factor::num; + if (detail::const_check(!std::is_unsigned::value) && + count < min1) { + ec = 1; + return {}; + } + count *= Factor::num; + } + + if (detail::const_check(Factor::den != 1)) count /= Factor::den; + auto tocount = lossless_integral_conversion(count, ec); + return ec ? To() : To(tocount); +} + +/** + * safe duration_cast between floating point durations + */ +template ::value), + FMT_ENABLE_IF(std::is_floating_point::value)> +auto safe_duration_cast(std::chrono::duration from, + int& ec) -> To { + using From = std::chrono::duration; + ec = 0; + if (std::isnan(from.count())) { + // nan in, gives nan out. easy. + return To{std::numeric_limits::quiet_NaN()}; + } + // maybe we should also check if from is denormal, and decide what to do about + // it. + + // +-inf should be preserved. + if (std::isinf(from.count())) { + return To{from.count()}; + } + + // the basic idea is that we need to convert from count() in the from type + // to count() in the To type, by multiplying it with this: + struct Factor + : std::ratio_divide {}; + + static_assert(Factor::num > 0, "num must be positive"); + static_assert(Factor::den > 0, "den must be positive"); + + // the conversion is like this: multiply from.count() with Factor::num + // /Factor::den and convert it to To::rep, all this without + // overflow/underflow. let's start by finding a suitable type that can hold + // both To, From and Factor::num + using IntermediateRep = + typename std::common_type::type; + + // force conversion of From::rep -> IntermediateRep to be safe, + // even if it will never happen be narrowing in this context. + IntermediateRep count = + safe_float_conversion(from.count(), ec); + if (ec) { + return {}; + } + + // multiply with Factor::num without overflow or underflow + if (detail::const_check(Factor::num != 1)) { + constexpr auto max1 = detail::max_value() / + static_cast(Factor::num); + if (count > max1) { + ec = 1; + return {}; + } + constexpr auto min1 = std::numeric_limits::lowest() / + static_cast(Factor::num); + if (count < min1) { + ec = 1; + return {}; + } + count *= static_cast(Factor::num); + } + + // this can't go wrong, right? den>0 is checked earlier. + if (detail::const_check(Factor::den != 1)) { + using common_t = typename std::common_type::type; + count /= static_cast(Factor::den); + } + + // convert to the to type, safely + using ToRep = typename To::rep; + + const ToRep tocount = safe_float_conversion(count, ec); + if (ec) { + return {}; + } + return To{tocount}; +} +} // namespace safe_duration_cast +#endif + +// Prevents expansion of a preceding token as a function-style macro. +// Usage: f FMT_NOMACRO() +#define FMT_NOMACRO + +namespace detail { +template struct null {}; +inline auto localtime_r FMT_NOMACRO(...) -> null<> { return null<>(); } +inline auto localtime_s(...) -> null<> { return null<>(); } +inline auto gmtime_r(...) -> null<> { return null<>(); } +inline auto gmtime_s(...) -> null<> { return null<>(); } + +inline auto get_classic_locale() -> const std::locale& { + static const auto& locale = std::locale::classic(); + return locale; +} + +template struct codecvt_result { + static constexpr const size_t max_size = 32; + CodeUnit buf[max_size]; + CodeUnit* end; +}; + +template +void write_codecvt(codecvt_result& out, string_view in_buf, + const std::locale& loc) { +#if FMT_CLANG_VERSION +# pragma clang diagnostic push +# pragma clang diagnostic ignored "-Wdeprecated" + auto& f = std::use_facet>(loc); +# pragma clang diagnostic pop +#else + auto& f = std::use_facet>(loc); +#endif + auto mb = std::mbstate_t(); + const char* from_next = nullptr; + auto result = f.in(mb, in_buf.begin(), in_buf.end(), from_next, + std::begin(out.buf), std::end(out.buf), out.end); + if (result != std::codecvt_base::ok) + FMT_THROW(format_error("failed to format time")); +} + +template +auto write_encoded_tm_str(OutputIt out, string_view in, const std::locale& loc) + -> OutputIt { + if (detail::is_utf8() && loc != get_classic_locale()) { + // char16_t and char32_t codecvts are broken in MSVC (linkage errors) and + // gcc-4. +#if FMT_MSC_VERSION != 0 || \ + (defined(__GLIBCXX__) && !defined(_GLIBCXX_USE_DUAL_ABI)) + // The _GLIBCXX_USE_DUAL_ABI macro is always defined in libstdc++ from gcc-5 + // and newer. + using code_unit = wchar_t; +#else + using code_unit = char32_t; +#endif + + using unit_t = codecvt_result; + unit_t unit; + write_codecvt(unit, in, loc); + // In UTF-8 is used one to four one-byte code units. + auto u = + to_utf8>(); + if (!u.convert({unit.buf, to_unsigned(unit.end - unit.buf)})) + FMT_THROW(format_error("failed to format time")); + return copy_str(u.c_str(), u.c_str() + u.size(), out); + } + return copy_str(in.data(), in.data() + in.size(), out); +} + +template ::value)> +auto write_tm_str(OutputIt out, string_view sv, const std::locale& loc) + -> OutputIt { + codecvt_result unit; + write_codecvt(unit, sv, loc); + return copy_str(unit.buf, unit.end, out); +} + +template ::value)> +auto write_tm_str(OutputIt out, string_view sv, const std::locale& loc) + -> OutputIt { + return write_encoded_tm_str(out, sv, loc); +} + +template +inline void do_write(buffer& buf, const std::tm& time, + const std::locale& loc, char format, char modifier) { + auto&& format_buf = formatbuf>(buf); + auto&& os = std::basic_ostream(&format_buf); + os.imbue(loc); + const auto& facet = std::use_facet>(loc); + auto end = facet.put(os, os, Char(' '), &time, format, modifier); + if (end.failed()) FMT_THROW(format_error("failed to format time")); +} + +template ::value)> +auto write(OutputIt out, const std::tm& time, const std::locale& loc, + char format, char modifier = 0) -> OutputIt { + auto&& buf = get_buffer(out); + do_write(buf, time, loc, format, modifier); + return get_iterator(buf, out); +} + +template ::value)> +auto write(OutputIt out, const std::tm& time, const std::locale& loc, + char format, char modifier = 0) -> OutputIt { + auto&& buf = basic_memory_buffer(); + do_write(buf, time, loc, format, modifier); + return write_encoded_tm_str(out, string_view(buf.data(), buf.size()), loc); +} + +template +struct is_same_arithmetic_type + : public std::integral_constant::value && + std::is_integral::value) || + (std::is_floating_point::value && + std::is_floating_point::value)> { +}; + +template < + typename To, typename FromRep, typename FromPeriod, + FMT_ENABLE_IF(is_same_arithmetic_type::value)> +auto fmt_duration_cast(std::chrono::duration from) -> To { +#if FMT_SAFE_DURATION_CAST + // Throwing version of safe_duration_cast is only available for + // integer to integer or float to float casts. + int ec; + To to = safe_duration_cast::safe_duration_cast(from, ec); + if (ec) FMT_THROW(format_error("cannot format duration")); + return to; +#else + // Standard duration cast, may overflow. + return std::chrono::duration_cast(from); +#endif +} + +template < + typename To, typename FromRep, typename FromPeriod, + FMT_ENABLE_IF(!is_same_arithmetic_type::value)> +auto fmt_duration_cast(std::chrono::duration from) -> To { + // Mixed integer <-> float cast is not supported by safe_duration_cast. + return std::chrono::duration_cast(from); +} + +template +auto to_time_t( + std::chrono::time_point time_point) + -> std::time_t { + // Cannot use std::chrono::system_clock::to_time_t since this would first + // require a cast to std::chrono::system_clock::time_point, which could + // overflow. + return fmt_duration_cast>( + time_point.time_since_epoch()) + .count(); +} +} // namespace detail + +FMT_BEGIN_EXPORT + +/** + Converts given time since epoch as ``std::time_t`` value into calendar time, + expressed in local time. Unlike ``std::localtime``, this function is + thread-safe on most platforms. + */ +inline auto localtime(std::time_t time) -> std::tm { + struct dispatcher { + std::time_t time_; + std::tm tm_; + + dispatcher(std::time_t t) : time_(t) {} + + auto run() -> bool { + using namespace fmt::detail; + return handle(localtime_r(&time_, &tm_)); + } + + auto handle(std::tm* tm) -> bool { return tm != nullptr; } + + auto handle(detail::null<>) -> bool { + using namespace fmt::detail; + return fallback(localtime_s(&tm_, &time_)); + } + + auto fallback(int res) -> bool { return res == 0; } + +#if !FMT_MSC_VERSION + auto fallback(detail::null<>) -> bool { + using namespace fmt::detail; + std::tm* tm = std::localtime(&time_); + if (tm) tm_ = *tm; + return tm != nullptr; + } +#endif + }; + dispatcher lt(time); + // Too big time values may be unsupported. + if (!lt.run()) FMT_THROW(format_error("time_t value out of range")); + return lt.tm_; +} + +#if FMT_USE_LOCAL_TIME +template +inline auto localtime(std::chrono::local_time time) -> std::tm { + return localtime( + detail::to_time_t(std::chrono::current_zone()->to_sys(time))); +} +#endif + +/** + Converts given time since epoch as ``std::time_t`` value into calendar time, + expressed in Coordinated Universal Time (UTC). Unlike ``std::gmtime``, this + function is thread-safe on most platforms. + */ +inline auto gmtime(std::time_t time) -> std::tm { + struct dispatcher { + std::time_t time_; + std::tm tm_; + + dispatcher(std::time_t t) : time_(t) {} + + auto run() -> bool { + using namespace fmt::detail; + return handle(gmtime_r(&time_, &tm_)); + } + + auto handle(std::tm* tm) -> bool { return tm != nullptr; } + + auto handle(detail::null<>) -> bool { + using namespace fmt::detail; + return fallback(gmtime_s(&tm_, &time_)); + } + + auto fallback(int res) -> bool { return res == 0; } + +#if !FMT_MSC_VERSION + auto fallback(detail::null<>) -> bool { + std::tm* tm = std::gmtime(&time_); + if (tm) tm_ = *tm; + return tm != nullptr; + } +#endif + }; + auto gt = dispatcher(time); + // Too big time values may be unsupported. + if (!gt.run()) FMT_THROW(format_error("time_t value out of range")); + return gt.tm_; +} + +template +inline auto gmtime( + std::chrono::time_point time_point) + -> std::tm { + return gmtime(detail::to_time_t(time_point)); +} + +namespace detail { + +// Writes two-digit numbers a, b and c separated by sep to buf. +// The method by Pavel Novikov based on +// https://johnnylee-sde.github.io/Fast-unsigned-integer-to-time-string/. +inline void write_digit2_separated(char* buf, unsigned a, unsigned b, + unsigned c, char sep) { + unsigned long long digits = + a | (b << 24) | (static_cast(c) << 48); + // Convert each value to BCD. + // We have x = a * 10 + b and we want to convert it to BCD y = a * 16 + b. + // The difference is + // y - x = a * 6 + // a can be found from x: + // a = floor(x / 10) + // then + // y = x + a * 6 = x + floor(x / 10) * 6 + // floor(x / 10) is (x * 205) >> 11 (needs 16 bits). + digits += (((digits * 205) >> 11) & 0x000f00000f00000f) * 6; + // Put low nibbles to high bytes and high nibbles to low bytes. + digits = ((digits & 0x00f00000f00000f0) >> 4) | + ((digits & 0x000f00000f00000f) << 8); + auto usep = static_cast(sep); + // Add ASCII '0' to each digit byte and insert separators. + digits |= 0x3030003030003030 | (usep << 16) | (usep << 40); + + constexpr const size_t len = 8; + if (const_check(is_big_endian())) { + char tmp[len]; + std::memcpy(tmp, &digits, len); + std::reverse_copy(tmp, tmp + len, buf); + } else { + std::memcpy(buf, &digits, len); + } +} + +template +FMT_CONSTEXPR inline auto get_units() -> const char* { + if (std::is_same::value) return "as"; + if (std::is_same::value) return "fs"; + if (std::is_same::value) return "ps"; + if (std::is_same::value) return "ns"; + if (std::is_same::value) return "µs"; + if (std::is_same::value) return "ms"; + if (std::is_same::value) return "cs"; + if (std::is_same::value) return "ds"; + if (std::is_same>::value) return "s"; + if (std::is_same::value) return "das"; + if (std::is_same::value) return "hs"; + if (std::is_same::value) return "ks"; + if (std::is_same::value) return "Ms"; + if (std::is_same::value) return "Gs"; + if (std::is_same::value) return "Ts"; + if (std::is_same::value) return "Ps"; + if (std::is_same::value) return "Es"; + if (std::is_same>::value) return "min"; + if (std::is_same>::value) return "h"; + if (std::is_same>::value) return "d"; + return nullptr; +} + +enum class numeric_system { + standard, + // Alternative numeric system, e.g. 十二 instead of 12 in ja_JP locale. + alternative +}; + +// Glibc extensions for formatting numeric values. +enum class pad_type { + unspecified, + // Do not pad a numeric result string. + none, + // Pad a numeric result string with zeros even if the conversion specifier + // character uses space-padding by default. + zero, + // Pad a numeric result string with spaces. + space, +}; + +template +auto write_padding(OutputIt out, pad_type pad, int width) -> OutputIt { + if (pad == pad_type::none) return out; + return std::fill_n(out, width, pad == pad_type::space ? ' ' : '0'); +} + +template +auto write_padding(OutputIt out, pad_type pad) -> OutputIt { + if (pad != pad_type::none) *out++ = pad == pad_type::space ? ' ' : '0'; + return out; +} + +// Parses a put_time-like format string and invokes handler actions. +template +FMT_CONSTEXPR auto parse_chrono_format(const Char* begin, const Char* end, + Handler&& handler) -> const Char* { + if (begin == end || *begin == '}') return begin; + if (*begin != '%') FMT_THROW(format_error("invalid format")); + auto ptr = begin; + pad_type pad = pad_type::unspecified; + while (ptr != end) { + auto c = *ptr; + if (c == '}') break; + if (c != '%') { + ++ptr; + continue; + } + if (begin != ptr) handler.on_text(begin, ptr); + ++ptr; // consume '%' + if (ptr == end) FMT_THROW(format_error("invalid format")); + c = *ptr; + switch (c) { + case '_': + pad = pad_type::space; + ++ptr; + break; + case '-': + pad = pad_type::none; + ++ptr; + break; + case '0': + pad = pad_type::zero; + ++ptr; + break; + } + if (ptr == end) FMT_THROW(format_error("invalid format")); + c = *ptr++; + switch (c) { + case '%': + handler.on_text(ptr - 1, ptr); + break; + case 'n': { + const Char newline[] = {'\n'}; + handler.on_text(newline, newline + 1); + break; + } + case 't': { + const Char tab[] = {'\t'}; + handler.on_text(tab, tab + 1); + break; + } + // Year: + case 'Y': + handler.on_year(numeric_system::standard); + break; + case 'y': + handler.on_short_year(numeric_system::standard); + break; + case 'C': + handler.on_century(numeric_system::standard); + break; + case 'G': + handler.on_iso_week_based_year(); + break; + case 'g': + handler.on_iso_week_based_short_year(); + break; + // Day of the week: + case 'a': + handler.on_abbr_weekday(); + break; + case 'A': + handler.on_full_weekday(); + break; + case 'w': + handler.on_dec0_weekday(numeric_system::standard); + break; + case 'u': + handler.on_dec1_weekday(numeric_system::standard); + break; + // Month: + case 'b': + case 'h': + handler.on_abbr_month(); + break; + case 'B': + handler.on_full_month(); + break; + case 'm': + handler.on_dec_month(numeric_system::standard); + break; + // Day of the year/month: + case 'U': + handler.on_dec0_week_of_year(numeric_system::standard); + break; + case 'W': + handler.on_dec1_week_of_year(numeric_system::standard); + break; + case 'V': + handler.on_iso_week_of_year(numeric_system::standard); + break; + case 'j': + handler.on_day_of_year(); + break; + case 'd': + handler.on_day_of_month(numeric_system::standard); + break; + case 'e': + handler.on_day_of_month_space(numeric_system::standard); + break; + // Hour, minute, second: + case 'H': + handler.on_24_hour(numeric_system::standard, pad); + break; + case 'I': + handler.on_12_hour(numeric_system::standard, pad); + break; + case 'M': + handler.on_minute(numeric_system::standard, pad); + break; + case 'S': + handler.on_second(numeric_system::standard, pad); + break; + // Other: + case 'c': + handler.on_datetime(numeric_system::standard); + break; + case 'x': + handler.on_loc_date(numeric_system::standard); + break; + case 'X': + handler.on_loc_time(numeric_system::standard); + break; + case 'D': + handler.on_us_date(); + break; + case 'F': + handler.on_iso_date(); + break; + case 'r': + handler.on_12_hour_time(); + break; + case 'R': + handler.on_24_hour_time(); + break; + case 'T': + handler.on_iso_time(); + break; + case 'p': + handler.on_am_pm(); + break; + case 'Q': + handler.on_duration_value(); + break; + case 'q': + handler.on_duration_unit(); + break; + case 'z': + handler.on_utc_offset(numeric_system::standard); + break; + case 'Z': + handler.on_tz_name(); + break; + // Alternative representation: + case 'E': { + if (ptr == end) FMT_THROW(format_error("invalid format")); + c = *ptr++; + switch (c) { + case 'Y': + handler.on_year(numeric_system::alternative); + break; + case 'y': + handler.on_offset_year(); + break; + case 'C': + handler.on_century(numeric_system::alternative); + break; + case 'c': + handler.on_datetime(numeric_system::alternative); + break; + case 'x': + handler.on_loc_date(numeric_system::alternative); + break; + case 'X': + handler.on_loc_time(numeric_system::alternative); + break; + case 'z': + handler.on_utc_offset(numeric_system::alternative); + break; + default: + FMT_THROW(format_error("invalid format")); + } + break; + } + case 'O': + if (ptr == end) FMT_THROW(format_error("invalid format")); + c = *ptr++; + switch (c) { + case 'y': + handler.on_short_year(numeric_system::alternative); + break; + case 'm': + handler.on_dec_month(numeric_system::alternative); + break; + case 'U': + handler.on_dec0_week_of_year(numeric_system::alternative); + break; + case 'W': + handler.on_dec1_week_of_year(numeric_system::alternative); + break; + case 'V': + handler.on_iso_week_of_year(numeric_system::alternative); + break; + case 'd': + handler.on_day_of_month(numeric_system::alternative); + break; + case 'e': + handler.on_day_of_month_space(numeric_system::alternative); + break; + case 'w': + handler.on_dec0_weekday(numeric_system::alternative); + break; + case 'u': + handler.on_dec1_weekday(numeric_system::alternative); + break; + case 'H': + handler.on_24_hour(numeric_system::alternative, pad); + break; + case 'I': + handler.on_12_hour(numeric_system::alternative, pad); + break; + case 'M': + handler.on_minute(numeric_system::alternative, pad); + break; + case 'S': + handler.on_second(numeric_system::alternative, pad); + break; + case 'z': + handler.on_utc_offset(numeric_system::alternative); + break; + default: + FMT_THROW(format_error("invalid format")); + } + break; + default: + FMT_THROW(format_error("invalid format")); + } + begin = ptr; + } + if (begin != ptr) handler.on_text(begin, ptr); + return ptr; +} + +template struct null_chrono_spec_handler { + FMT_CONSTEXPR void unsupported() { + static_cast(this)->unsupported(); + } + FMT_CONSTEXPR void on_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_short_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_offset_year() { unsupported(); } + FMT_CONSTEXPR void on_century(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_iso_week_based_year() { unsupported(); } + FMT_CONSTEXPR void on_iso_week_based_short_year() { unsupported(); } + FMT_CONSTEXPR void on_abbr_weekday() { unsupported(); } + FMT_CONSTEXPR void on_full_weekday() { unsupported(); } + FMT_CONSTEXPR void on_dec0_weekday(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_dec1_weekday(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_abbr_month() { unsupported(); } + FMT_CONSTEXPR void on_full_month() { unsupported(); } + FMT_CONSTEXPR void on_dec_month(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_dec0_week_of_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_dec1_week_of_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_iso_week_of_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_day_of_year() { unsupported(); } + FMT_CONSTEXPR void on_day_of_month(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_day_of_month_space(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_24_hour(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_12_hour(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_minute(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_second(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_datetime(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_loc_date(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_loc_time(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_us_date() { unsupported(); } + FMT_CONSTEXPR void on_iso_date() { unsupported(); } + FMT_CONSTEXPR void on_12_hour_time() { unsupported(); } + FMT_CONSTEXPR void on_24_hour_time() { unsupported(); } + FMT_CONSTEXPR void on_iso_time() { unsupported(); } + FMT_CONSTEXPR void on_am_pm() { unsupported(); } + FMT_CONSTEXPR void on_duration_value() { unsupported(); } + FMT_CONSTEXPR void on_duration_unit() { unsupported(); } + FMT_CONSTEXPR void on_utc_offset(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_tz_name() { unsupported(); } +}; + +struct tm_format_checker : null_chrono_spec_handler { + FMT_NORETURN void unsupported() { FMT_THROW(format_error("no format")); } + + template + FMT_CONSTEXPR void on_text(const Char*, const Char*) {} + FMT_CONSTEXPR void on_year(numeric_system) {} + FMT_CONSTEXPR void on_short_year(numeric_system) {} + FMT_CONSTEXPR void on_offset_year() {} + FMT_CONSTEXPR void on_century(numeric_system) {} + FMT_CONSTEXPR void on_iso_week_based_year() {} + FMT_CONSTEXPR void on_iso_week_based_short_year() {} + FMT_CONSTEXPR void on_abbr_weekday() {} + FMT_CONSTEXPR void on_full_weekday() {} + FMT_CONSTEXPR void on_dec0_weekday(numeric_system) {} + FMT_CONSTEXPR void on_dec1_weekday(numeric_system) {} + FMT_CONSTEXPR void on_abbr_month() {} + FMT_CONSTEXPR void on_full_month() {} + FMT_CONSTEXPR void on_dec_month(numeric_system) {} + FMT_CONSTEXPR void on_dec0_week_of_year(numeric_system) {} + FMT_CONSTEXPR void on_dec1_week_of_year(numeric_system) {} + FMT_CONSTEXPR void on_iso_week_of_year(numeric_system) {} + FMT_CONSTEXPR void on_day_of_year() {} + FMT_CONSTEXPR void on_day_of_month(numeric_system) {} + FMT_CONSTEXPR void on_day_of_month_space(numeric_system) {} + FMT_CONSTEXPR void on_24_hour(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_12_hour(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_minute(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_second(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_datetime(numeric_system) {} + FMT_CONSTEXPR void on_loc_date(numeric_system) {} + FMT_CONSTEXPR void on_loc_time(numeric_system) {} + FMT_CONSTEXPR void on_us_date() {} + FMT_CONSTEXPR void on_iso_date() {} + FMT_CONSTEXPR void on_12_hour_time() {} + FMT_CONSTEXPR void on_24_hour_time() {} + FMT_CONSTEXPR void on_iso_time() {} + FMT_CONSTEXPR void on_am_pm() {} + FMT_CONSTEXPR void on_utc_offset(numeric_system) {} + FMT_CONSTEXPR void on_tz_name() {} +}; + +inline auto tm_wday_full_name(int wday) -> const char* { + static constexpr const char* full_name_list[] = { + "Sunday", "Monday", "Tuesday", "Wednesday", + "Thursday", "Friday", "Saturday"}; + return wday >= 0 && wday <= 6 ? full_name_list[wday] : "?"; +} +inline auto tm_wday_short_name(int wday) -> const char* { + static constexpr const char* short_name_list[] = {"Sun", "Mon", "Tue", "Wed", + "Thu", "Fri", "Sat"}; + return wday >= 0 && wday <= 6 ? short_name_list[wday] : "???"; +} + +inline auto tm_mon_full_name(int mon) -> const char* { + static constexpr const char* full_name_list[] = { + "January", "February", "March", "April", "May", "June", + "July", "August", "September", "October", "November", "December"}; + return mon >= 0 && mon <= 11 ? full_name_list[mon] : "?"; +} +inline auto tm_mon_short_name(int mon) -> const char* { + static constexpr const char* short_name_list[] = { + "Jan", "Feb", "Mar", "Apr", "May", "Jun", + "Jul", "Aug", "Sep", "Oct", "Nov", "Dec", + }; + return mon >= 0 && mon <= 11 ? short_name_list[mon] : "???"; +} + +template +struct has_member_data_tm_gmtoff : std::false_type {}; +template +struct has_member_data_tm_gmtoff> + : std::true_type {}; + +template +struct has_member_data_tm_zone : std::false_type {}; +template +struct has_member_data_tm_zone> + : std::true_type {}; + +#if FMT_USE_TZSET +inline void tzset_once() { + static bool init = []() -> bool { + _tzset(); + return true; + }(); + ignore_unused(init); +} +#endif + +// Converts value to Int and checks that it's in the range [0, upper). +template ::value)> +inline auto to_nonnegative_int(T value, Int upper) -> Int { + if (!std::is_unsigned::value && + (value < 0 || to_unsigned(value) > to_unsigned(upper))) { + FMT_THROW(fmt::format_error("chrono value is out of range")); + } + return static_cast(value); +} +template ::value)> +inline auto to_nonnegative_int(T value, Int upper) -> Int { + if (value < 0 || value > static_cast(upper)) + FMT_THROW(format_error("invalid value")); + return static_cast(value); +} + +constexpr auto pow10(std::uint32_t n) -> long long { + return n == 0 ? 1 : 10 * pow10(n - 1); +} + +// Counts the number of fractional digits in the range [0, 18] according to the +// C++20 spec. If more than 18 fractional digits are required then returns 6 for +// microseconds precision. +template () / 10)> +struct count_fractional_digits { + static constexpr int value = + Num % Den == 0 ? N : count_fractional_digits::value; +}; + +// Base case that doesn't instantiate any more templates +// in order to avoid overflow. +template +struct count_fractional_digits { + static constexpr int value = (Num % Den == 0) ? N : 6; +}; + +// Format subseconds which are given as an integer type with an appropriate +// number of digits. +template +void write_fractional_seconds(OutputIt& out, Duration d, int precision = -1) { + constexpr auto num_fractional_digits = + count_fractional_digits::value; + + using subsecond_precision = std::chrono::duration< + typename std::common_type::type, + std::ratio<1, detail::pow10(num_fractional_digits)>>; + + const auto fractional = d - fmt_duration_cast(d); + const auto subseconds = + std::chrono::treat_as_floating_point< + typename subsecond_precision::rep>::value + ? fractional.count() + : fmt_duration_cast(fractional).count(); + auto n = static_cast>(subseconds); + const int num_digits = detail::count_digits(n); + + int leading_zeroes = (std::max)(0, num_fractional_digits - num_digits); + if (precision < 0) { + FMT_ASSERT(!std::is_floating_point::value, ""); + if (std::ratio_less::value) { + *out++ = '.'; + out = std::fill_n(out, leading_zeroes, '0'); + out = format_decimal(out, n, num_digits).end; + } + } else { + *out++ = '.'; + leading_zeroes = (std::min)(leading_zeroes, precision); + out = std::fill_n(out, leading_zeroes, '0'); + int remaining = precision - leading_zeroes; + if (remaining != 0 && remaining < num_digits) { + n /= to_unsigned(detail::pow10(to_unsigned(num_digits - remaining))); + out = format_decimal(out, n, remaining).end; + return; + } + out = format_decimal(out, n, num_digits).end; + remaining -= num_digits; + out = std::fill_n(out, remaining, '0'); + } +} + +// Format subseconds which are given as a floating point type with an +// appropriate number of digits. We cannot pass the Duration here, as we +// explicitly need to pass the Rep value in the chrono_formatter. +template +void write_floating_seconds(memory_buffer& buf, Duration duration, + int num_fractional_digits = -1) { + using rep = typename Duration::rep; + FMT_ASSERT(std::is_floating_point::value, ""); + + auto val = duration.count(); + + if (num_fractional_digits < 0) { + // For `std::round` with fallback to `round`: + // On some toolchains `std::round` is not available (e.g. GCC 6). + using namespace std; + num_fractional_digits = + count_fractional_digits::value; + if (num_fractional_digits < 6 && static_cast(round(val)) != val) + num_fractional_digits = 6; + } + + fmt::format_to(std::back_inserter(buf), FMT_STRING("{:.{}f}"), + std::fmod(val * static_cast(Duration::period::num) / + static_cast(Duration::period::den), + static_cast(60)), + num_fractional_digits); +} + +template +class tm_writer { + private: + static constexpr int days_per_week = 7; + + const std::locale& loc_; + const bool is_classic_; + OutputIt out_; + const Duration* subsecs_; + const std::tm& tm_; + + auto tm_sec() const noexcept -> int { + FMT_ASSERT(tm_.tm_sec >= 0 && tm_.tm_sec <= 61, ""); + return tm_.tm_sec; + } + auto tm_min() const noexcept -> int { + FMT_ASSERT(tm_.tm_min >= 0 && tm_.tm_min <= 59, ""); + return tm_.tm_min; + } + auto tm_hour() const noexcept -> int { + FMT_ASSERT(tm_.tm_hour >= 0 && tm_.tm_hour <= 23, ""); + return tm_.tm_hour; + } + auto tm_mday() const noexcept -> int { + FMT_ASSERT(tm_.tm_mday >= 1 && tm_.tm_mday <= 31, ""); + return tm_.tm_mday; + } + auto tm_mon() const noexcept -> int { + FMT_ASSERT(tm_.tm_mon >= 0 && tm_.tm_mon <= 11, ""); + return tm_.tm_mon; + } + auto tm_year() const noexcept -> long long { return 1900ll + tm_.tm_year; } + auto tm_wday() const noexcept -> int { + FMT_ASSERT(tm_.tm_wday >= 0 && tm_.tm_wday <= 6, ""); + return tm_.tm_wday; + } + auto tm_yday() const noexcept -> int { + FMT_ASSERT(tm_.tm_yday >= 0 && tm_.tm_yday <= 365, ""); + return tm_.tm_yday; + } + + auto tm_hour12() const noexcept -> int { + const auto h = tm_hour(); + const auto z = h < 12 ? h : h - 12; + return z == 0 ? 12 : z; + } + + // POSIX and the C Standard are unclear or inconsistent about what %C and %y + // do if the year is negative or exceeds 9999. Use the convention that %C + // concatenated with %y yields the same output as %Y, and that %Y contains at + // least 4 characters, with more only if necessary. + auto split_year_lower(long long year) const noexcept -> int { + auto l = year % 100; + if (l < 0) l = -l; // l in [0, 99] + return static_cast(l); + } + + // Algorithm: https://en.wikipedia.org/wiki/ISO_week_date. + auto iso_year_weeks(long long curr_year) const noexcept -> int { + const auto prev_year = curr_year - 1; + const auto curr_p = + (curr_year + curr_year / 4 - curr_year / 100 + curr_year / 400) % + days_per_week; + const auto prev_p = + (prev_year + prev_year / 4 - prev_year / 100 + prev_year / 400) % + days_per_week; + return 52 + ((curr_p == 4 || prev_p == 3) ? 1 : 0); + } + auto iso_week_num(int tm_yday, int tm_wday) const noexcept -> int { + return (tm_yday + 11 - (tm_wday == 0 ? days_per_week : tm_wday)) / + days_per_week; + } + auto tm_iso_week_year() const noexcept -> long long { + const auto year = tm_year(); + const auto w = iso_week_num(tm_yday(), tm_wday()); + if (w < 1) return year - 1; + if (w > iso_year_weeks(year)) return year + 1; + return year; + } + auto tm_iso_week_of_year() const noexcept -> int { + const auto year = tm_year(); + const auto w = iso_week_num(tm_yday(), tm_wday()); + if (w < 1) return iso_year_weeks(year - 1); + if (w > iso_year_weeks(year)) return 1; + return w; + } + + void write1(int value) { + *out_++ = static_cast('0' + to_unsigned(value) % 10); + } + void write2(int value) { + const char* d = digits2(to_unsigned(value) % 100); + *out_++ = *d++; + *out_++ = *d; + } + void write2(int value, pad_type pad) { + unsigned int v = to_unsigned(value) % 100; + if (v >= 10) { + const char* d = digits2(v); + *out_++ = *d++; + *out_++ = *d; + } else { + out_ = detail::write_padding(out_, pad); + *out_++ = static_cast('0' + v); + } + } + + void write_year_extended(long long year) { + // At least 4 characters. + int width = 4; + if (year < 0) { + *out_++ = '-'; + year = 0 - year; + --width; + } + uint32_or_64_or_128_t n = to_unsigned(year); + const int num_digits = count_digits(n); + if (width > num_digits) out_ = std::fill_n(out_, width - num_digits, '0'); + out_ = format_decimal(out_, n, num_digits).end; + } + void write_year(long long year) { + if (year >= 0 && year < 10000) { + write2(static_cast(year / 100)); + write2(static_cast(year % 100)); + } else { + write_year_extended(year); + } + } + + void write_utc_offset(long offset, numeric_system ns) { + if (offset < 0) { + *out_++ = '-'; + offset = -offset; + } else { + *out_++ = '+'; + } + offset /= 60; + write2(static_cast(offset / 60)); + if (ns != numeric_system::standard) *out_++ = ':'; + write2(static_cast(offset % 60)); + } + template ::value)> + void format_utc_offset_impl(const T& tm, numeric_system ns) { + write_utc_offset(tm.tm_gmtoff, ns); + } + template ::value)> + void format_utc_offset_impl(const T& tm, numeric_system ns) { +#if defined(_WIN32) && defined(_UCRT) +# if FMT_USE_TZSET + tzset_once(); +# endif + long offset = 0; + _get_timezone(&offset); + if (tm.tm_isdst) { + long dstbias = 0; + _get_dstbias(&dstbias); + offset += dstbias; + } + write_utc_offset(-offset, ns); +#else + if (ns == numeric_system::standard) return format_localized('z'); + + // Extract timezone offset from timezone conversion functions. + std::tm gtm = tm; + std::time_t gt = std::mktime(>m); + std::tm ltm = gmtime(gt); + std::time_t lt = std::mktime(<m); + long offset = gt - lt; + write_utc_offset(offset, ns); +#endif + } + + template ::value)> + void format_tz_name_impl(const T& tm) { + if (is_classic_) + out_ = write_tm_str(out_, tm.tm_zone, loc_); + else + format_localized('Z'); + } + template ::value)> + void format_tz_name_impl(const T&) { + format_localized('Z'); + } + + void format_localized(char format, char modifier = 0) { + out_ = write(out_, tm_, loc_, format, modifier); + } + + public: + tm_writer(const std::locale& loc, OutputIt out, const std::tm& tm, + const Duration* subsecs = nullptr) + : loc_(loc), + is_classic_(loc_ == get_classic_locale()), + out_(out), + subsecs_(subsecs), + tm_(tm) {} + + auto out() const -> OutputIt { return out_; } + + FMT_CONSTEXPR void on_text(const Char* begin, const Char* end) { + out_ = copy_str(begin, end, out_); + } + + void on_abbr_weekday() { + if (is_classic_) + out_ = write(out_, tm_wday_short_name(tm_wday())); + else + format_localized('a'); + } + void on_full_weekday() { + if (is_classic_) + out_ = write(out_, tm_wday_full_name(tm_wday())); + else + format_localized('A'); + } + void on_dec0_weekday(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) return write1(tm_wday()); + format_localized('w', 'O'); + } + void on_dec1_weekday(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) { + auto wday = tm_wday(); + write1(wday == 0 ? days_per_week : wday); + } else { + format_localized('u', 'O'); + } + } + + void on_abbr_month() { + if (is_classic_) + out_ = write(out_, tm_mon_short_name(tm_mon())); + else + format_localized('b'); + } + void on_full_month() { + if (is_classic_) + out_ = write(out_, tm_mon_full_name(tm_mon())); + else + format_localized('B'); + } + + void on_datetime(numeric_system ns) { + if (is_classic_) { + on_abbr_weekday(); + *out_++ = ' '; + on_abbr_month(); + *out_++ = ' '; + on_day_of_month_space(numeric_system::standard); + *out_++ = ' '; + on_iso_time(); + *out_++ = ' '; + on_year(numeric_system::standard); + } else { + format_localized('c', ns == numeric_system::standard ? '\0' : 'E'); + } + } + void on_loc_date(numeric_system ns) { + if (is_classic_) + on_us_date(); + else + format_localized('x', ns == numeric_system::standard ? '\0' : 'E'); + } + void on_loc_time(numeric_system ns) { + if (is_classic_) + on_iso_time(); + else + format_localized('X', ns == numeric_system::standard ? '\0' : 'E'); + } + void on_us_date() { + char buf[8]; + write_digit2_separated(buf, to_unsigned(tm_mon() + 1), + to_unsigned(tm_mday()), + to_unsigned(split_year_lower(tm_year())), '/'); + out_ = copy_str(std::begin(buf), std::end(buf), out_); + } + void on_iso_date() { + auto year = tm_year(); + char buf[10]; + size_t offset = 0; + if (year >= 0 && year < 10000) { + copy2(buf, digits2(static_cast(year / 100))); + } else { + offset = 4; + write_year_extended(year); + year = 0; + } + write_digit2_separated(buf + 2, static_cast(year % 100), + to_unsigned(tm_mon() + 1), to_unsigned(tm_mday()), + '-'); + out_ = copy_str(std::begin(buf) + offset, std::end(buf), out_); + } + + void on_utc_offset(numeric_system ns) { format_utc_offset_impl(tm_, ns); } + void on_tz_name() { format_tz_name_impl(tm_); } + + void on_year(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) + return write_year(tm_year()); + format_localized('Y', 'E'); + } + void on_short_year(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) + return write2(split_year_lower(tm_year())); + format_localized('y', 'O'); + } + void on_offset_year() { + if (is_classic_) return write2(split_year_lower(tm_year())); + format_localized('y', 'E'); + } + + void on_century(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) { + auto year = tm_year(); + auto upper = year / 100; + if (year >= -99 && year < 0) { + // Zero upper on negative year. + *out_++ = '-'; + *out_++ = '0'; + } else if (upper >= 0 && upper < 100) { + write2(static_cast(upper)); + } else { + out_ = write(out_, upper); + } + } else { + format_localized('C', 'E'); + } + } + + void on_dec_month(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_mon() + 1); + format_localized('m', 'O'); + } + + void on_dec0_week_of_year(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) + return write2((tm_yday() + days_per_week - tm_wday()) / days_per_week); + format_localized('U', 'O'); + } + void on_dec1_week_of_year(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) { + auto wday = tm_wday(); + write2((tm_yday() + days_per_week - + (wday == 0 ? (days_per_week - 1) : (wday - 1))) / + days_per_week); + } else { + format_localized('W', 'O'); + } + } + void on_iso_week_of_year(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_iso_week_of_year()); + format_localized('V', 'O'); + } + + void on_iso_week_based_year() { write_year(tm_iso_week_year()); } + void on_iso_week_based_short_year() { + write2(split_year_lower(tm_iso_week_year())); + } + + void on_day_of_year() { + auto yday = tm_yday() + 1; + write1(yday / 100); + write2(yday % 100); + } + void on_day_of_month(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) return write2(tm_mday()); + format_localized('d', 'O'); + } + void on_day_of_month_space(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) { + auto mday = to_unsigned(tm_mday()) % 100; + const char* d2 = digits2(mday); + *out_++ = mday < 10 ? ' ' : d2[0]; + *out_++ = d2[1]; + } else { + format_localized('e', 'O'); + } + } + + void on_24_hour(numeric_system ns, pad_type pad) { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_hour(), pad); + format_localized('H', 'O'); + } + void on_12_hour(numeric_system ns, pad_type pad) { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_hour12(), pad); + format_localized('I', 'O'); + } + void on_minute(numeric_system ns, pad_type pad) { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_min(), pad); + format_localized('M', 'O'); + } + + void on_second(numeric_system ns, pad_type pad) { + if (is_classic_ || ns == numeric_system::standard) { + write2(tm_sec(), pad); + if (subsecs_) { + if (std::is_floating_point::value) { + auto buf = memory_buffer(); + write_floating_seconds(buf, *subsecs_); + if (buf.size() > 1) { + // Remove the leading "0", write something like ".123". + out_ = std::copy(buf.begin() + 1, buf.end(), out_); + } + } else { + write_fractional_seconds(out_, *subsecs_); + } + } + } else { + // Currently no formatting of subseconds when a locale is set. + format_localized('S', 'O'); + } + } + + void on_12_hour_time() { + if (is_classic_) { + char buf[8]; + write_digit2_separated(buf, to_unsigned(tm_hour12()), + to_unsigned(tm_min()), to_unsigned(tm_sec()), ':'); + out_ = copy_str(std::begin(buf), std::end(buf), out_); + *out_++ = ' '; + on_am_pm(); + } else { + format_localized('r'); + } + } + void on_24_hour_time() { + write2(tm_hour()); + *out_++ = ':'; + write2(tm_min()); + } + void on_iso_time() { + on_24_hour_time(); + *out_++ = ':'; + on_second(numeric_system::standard, pad_type::unspecified); + } + + void on_am_pm() { + if (is_classic_) { + *out_++ = tm_hour() < 12 ? 'A' : 'P'; + *out_++ = 'M'; + } else { + format_localized('p'); + } + } + + // These apply to chrono durations but not tm. + void on_duration_value() {} + void on_duration_unit() {} +}; + +struct chrono_format_checker : null_chrono_spec_handler { + bool has_precision_integral = false; + + FMT_NORETURN void unsupported() { FMT_THROW(format_error("no date")); } + + template + FMT_CONSTEXPR void on_text(const Char*, const Char*) {} + FMT_CONSTEXPR void on_day_of_year() {} + FMT_CONSTEXPR void on_24_hour(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_12_hour(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_minute(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_second(numeric_system, pad_type) {} + FMT_CONSTEXPR void on_12_hour_time() {} + FMT_CONSTEXPR void on_24_hour_time() {} + FMT_CONSTEXPR void on_iso_time() {} + FMT_CONSTEXPR void on_am_pm() {} + FMT_CONSTEXPR void on_duration_value() const { + if (has_precision_integral) { + FMT_THROW(format_error("precision not allowed for this argument type")); + } + } + FMT_CONSTEXPR void on_duration_unit() {} +}; + +template ::value&& has_isfinite::value)> +inline auto isfinite(T) -> bool { + return true; +} + +template ::value)> +inline auto mod(T x, int y) -> T { + return x % static_cast(y); +} +template ::value)> +inline auto mod(T x, int y) -> T { + return std::fmod(x, static_cast(y)); +} + +// If T is an integral type, maps T to its unsigned counterpart, otherwise +// leaves it unchanged (unlike std::make_unsigned). +template ::value> +struct make_unsigned_or_unchanged { + using type = T; +}; + +template struct make_unsigned_or_unchanged { + using type = typename std::make_unsigned::type; +}; + +template ::value)> +inline auto get_milliseconds(std::chrono::duration d) + -> std::chrono::duration { + // this may overflow and/or the result may not fit in the + // target type. +#if FMT_SAFE_DURATION_CAST + using CommonSecondsType = + typename std::common_type::type; + const auto d_as_common = fmt_duration_cast(d); + const auto d_as_whole_seconds = + fmt_duration_cast(d_as_common); + // this conversion should be nonproblematic + const auto diff = d_as_common - d_as_whole_seconds; + const auto ms = + fmt_duration_cast>(diff); + return ms; +#else + auto s = fmt_duration_cast(d); + return fmt_duration_cast(d - s); +#endif +} + +template ::value)> +auto format_duration_value(OutputIt out, Rep val, int) -> OutputIt { + return write(out, val); +} + +template ::value)> +auto format_duration_value(OutputIt out, Rep val, int precision) -> OutputIt { + auto specs = format_specs(); + specs.precision = precision; + specs.type = precision >= 0 ? presentation_type::fixed_lower + : presentation_type::general_lower; + return write(out, val, specs); +} + +template +auto copy_unit(string_view unit, OutputIt out, Char) -> OutputIt { + return std::copy(unit.begin(), unit.end(), out); +} + +template +auto copy_unit(string_view unit, OutputIt out, wchar_t) -> OutputIt { + // This works when wchar_t is UTF-32 because units only contain characters + // that have the same representation in UTF-16 and UTF-32. + utf8_to_utf16 u(unit); + return std::copy(u.c_str(), u.c_str() + u.size(), out); +} + +template +auto format_duration_unit(OutputIt out) -> OutputIt { + if (const char* unit = get_units()) + return copy_unit(string_view(unit), out, Char()); + *out++ = '['; + out = write(out, Period::num); + if (const_check(Period::den != 1)) { + *out++ = '/'; + out = write(out, Period::den); + } + *out++ = ']'; + *out++ = 's'; + return out; +} + +class get_locale { + private: + union { + std::locale locale_; + }; + bool has_locale_ = false; + + public: + get_locale(bool localized, locale_ref loc) : has_locale_(localized) { + if (localized) + ::new (&locale_) std::locale(loc.template get()); + } + ~get_locale() { + if (has_locale_) locale_.~locale(); + } + operator const std::locale&() const { + return has_locale_ ? locale_ : get_classic_locale(); + } +}; + +template +struct chrono_formatter { + FormatContext& context; + OutputIt out; + int precision; + bool localized = false; + // rep is unsigned to avoid overflow. + using rep = + conditional_t::value && sizeof(Rep) < sizeof(int), + unsigned, typename make_unsigned_or_unchanged::type>; + rep val; + using seconds = std::chrono::duration; + seconds s; + using milliseconds = std::chrono::duration; + bool negative; + + using char_type = typename FormatContext::char_type; + using tm_writer_type = tm_writer; + + chrono_formatter(FormatContext& ctx, OutputIt o, + std::chrono::duration d) + : context(ctx), + out(o), + val(static_cast(d.count())), + negative(false) { + if (d.count() < 0) { + val = 0 - val; + negative = true; + } + + // this may overflow and/or the result may not fit in the + // target type. + // might need checked conversion (rep!=Rep) + s = fmt_duration_cast(std::chrono::duration(val)); + } + + // returns true if nan or inf, writes to out. + auto handle_nan_inf() -> bool { + if (isfinite(val)) { + return false; + } + if (isnan(val)) { + write_nan(); + return true; + } + // must be +-inf + if (val > 0) { + write_pinf(); + } else { + write_ninf(); + } + return true; + } + + auto days() const -> Rep { return static_cast(s.count() / 86400); } + auto hour() const -> Rep { + return static_cast(mod((s.count() / 3600), 24)); + } + + auto hour12() const -> Rep { + Rep hour = static_cast(mod((s.count() / 3600), 12)); + return hour <= 0 ? 12 : hour; + } + + auto minute() const -> Rep { + return static_cast(mod((s.count() / 60), 60)); + } + auto second() const -> Rep { return static_cast(mod(s.count(), 60)); } + + auto time() const -> std::tm { + auto time = std::tm(); + time.tm_hour = to_nonnegative_int(hour(), 24); + time.tm_min = to_nonnegative_int(minute(), 60); + time.tm_sec = to_nonnegative_int(second(), 60); + return time; + } + + void write_sign() { + if (negative) { + *out++ = '-'; + negative = false; + } + } + + void write(Rep value, int width, pad_type pad = pad_type::unspecified) { + write_sign(); + if (isnan(value)) return write_nan(); + uint32_or_64_or_128_t n = + to_unsigned(to_nonnegative_int(value, max_value())); + int num_digits = detail::count_digits(n); + if (width > num_digits) { + out = detail::write_padding(out, pad, width - num_digits); + } + out = format_decimal(out, n, num_digits).end; + } + + void write_nan() { std::copy_n("nan", 3, out); } + void write_pinf() { std::copy_n("inf", 3, out); } + void write_ninf() { std::copy_n("-inf", 4, out); } + + template + void format_tm(const tm& time, Callback cb, Args... args) { + if (isnan(val)) return write_nan(); + get_locale loc(localized, context.locale()); + auto w = tm_writer_type(loc, out, time); + (w.*cb)(args...); + out = w.out(); + } + + void on_text(const char_type* begin, const char_type* end) { + std::copy(begin, end, out); + } + + // These are not implemented because durations don't have date information. + void on_abbr_weekday() {} + void on_full_weekday() {} + void on_dec0_weekday(numeric_system) {} + void on_dec1_weekday(numeric_system) {} + void on_abbr_month() {} + void on_full_month() {} + void on_datetime(numeric_system) {} + void on_loc_date(numeric_system) {} + void on_loc_time(numeric_system) {} + void on_us_date() {} + void on_iso_date() {} + void on_utc_offset(numeric_system) {} + void on_tz_name() {} + void on_year(numeric_system) {} + void on_short_year(numeric_system) {} + void on_offset_year() {} + void on_century(numeric_system) {} + void on_iso_week_based_year() {} + void on_iso_week_based_short_year() {} + void on_dec_month(numeric_system) {} + void on_dec0_week_of_year(numeric_system) {} + void on_dec1_week_of_year(numeric_system) {} + void on_iso_week_of_year(numeric_system) {} + void on_day_of_month(numeric_system) {} + void on_day_of_month_space(numeric_system) {} + + void on_day_of_year() { + if (handle_nan_inf()) return; + write(days(), 0); + } + + void on_24_hour(numeric_system ns, pad_type pad) { + if (handle_nan_inf()) return; + + if (ns == numeric_system::standard) return write(hour(), 2, pad); + auto time = tm(); + time.tm_hour = to_nonnegative_int(hour(), 24); + format_tm(time, &tm_writer_type::on_24_hour, ns, pad); + } + + void on_12_hour(numeric_system ns, pad_type pad) { + if (handle_nan_inf()) return; + + if (ns == numeric_system::standard) return write(hour12(), 2, pad); + auto time = tm(); + time.tm_hour = to_nonnegative_int(hour12(), 12); + format_tm(time, &tm_writer_type::on_12_hour, ns, pad); + } + + void on_minute(numeric_system ns, pad_type pad) { + if (handle_nan_inf()) return; + + if (ns == numeric_system::standard) return write(minute(), 2, pad); + auto time = tm(); + time.tm_min = to_nonnegative_int(minute(), 60); + format_tm(time, &tm_writer_type::on_minute, ns, pad); + } + + void on_second(numeric_system ns, pad_type pad) { + if (handle_nan_inf()) return; + + if (ns == numeric_system::standard) { + if (std::is_floating_point::value) { + auto buf = memory_buffer(); + write_floating_seconds(buf, std::chrono::duration(val), + precision); + if (negative) *out++ = '-'; + if (buf.size() < 2 || buf[1] == '.') { + out = detail::write_padding(out, pad); + } + out = std::copy(buf.begin(), buf.end(), out); + } else { + write(second(), 2, pad); + write_fractional_seconds( + out, std::chrono::duration(val), precision); + } + return; + } + auto time = tm(); + time.tm_sec = to_nonnegative_int(second(), 60); + format_tm(time, &tm_writer_type::on_second, ns, pad); + } + + void on_12_hour_time() { + if (handle_nan_inf()) return; + format_tm(time(), &tm_writer_type::on_12_hour_time); + } + + void on_24_hour_time() { + if (handle_nan_inf()) { + *out++ = ':'; + handle_nan_inf(); + return; + } + + write(hour(), 2); + *out++ = ':'; + write(minute(), 2); + } + + void on_iso_time() { + on_24_hour_time(); + *out++ = ':'; + if (handle_nan_inf()) return; + on_second(numeric_system::standard, pad_type::unspecified); + } + + void on_am_pm() { + if (handle_nan_inf()) return; + format_tm(time(), &tm_writer_type::on_am_pm); + } + + void on_duration_value() { + if (handle_nan_inf()) return; + write_sign(); + out = format_duration_value(out, val, precision); + } + + void on_duration_unit() { + out = format_duration_unit(out); + } +}; + +} // namespace detail + +#if defined(__cpp_lib_chrono) && __cpp_lib_chrono >= 201907 +using weekday = std::chrono::weekday; +#else +// A fallback version of weekday. +class weekday { + private: + unsigned char value; + + public: + weekday() = default; + explicit constexpr weekday(unsigned wd) noexcept + : value(static_cast(wd != 7 ? wd : 0)) {} + constexpr auto c_encoding() const noexcept -> unsigned { return value; } +}; + +class year_month_day {}; +#endif + +// A rudimentary weekday formatter. +template struct formatter { + private: + bool localized = false; + + public: + FMT_CONSTEXPR auto parse(basic_format_parse_context& ctx) + -> decltype(ctx.begin()) { + auto begin = ctx.begin(), end = ctx.end(); + if (begin != end && *begin == 'L') { + ++begin; + localized = true; + } + return begin; + } + + template + auto format(weekday wd, FormatContext& ctx) const -> decltype(ctx.out()) { + auto time = std::tm(); + time.tm_wday = static_cast(wd.c_encoding()); + detail::get_locale loc(localized, ctx.locale()); + auto w = detail::tm_writer(loc, ctx.out(), time); + w.on_abbr_weekday(); + return w.out(); + } +}; + +template +struct formatter, Char> { + private: + format_specs specs_; + detail::arg_ref width_ref_; + detail::arg_ref precision_ref_; + bool localized_ = false; + basic_string_view format_str_; + + public: + FMT_CONSTEXPR auto parse(basic_format_parse_context& ctx) + -> decltype(ctx.begin()) { + auto it = ctx.begin(), end = ctx.end(); + if (it == end || *it == '}') return it; + + it = detail::parse_align(it, end, specs_); + if (it == end) return it; + + it = detail::parse_dynamic_spec(it, end, specs_.width, width_ref_, ctx); + if (it == end) return it; + + auto checker = detail::chrono_format_checker(); + if (*it == '.') { + checker.has_precision_integral = !std::is_floating_point::value; + it = detail::parse_precision(it, end, specs_.precision, precision_ref_, + ctx); + } + if (it != end && *it == 'L') { + localized_ = true; + ++it; + } + end = detail::parse_chrono_format(it, end, checker); + format_str_ = {it, detail::to_unsigned(end - it)}; + return end; + } + + template + auto format(std::chrono::duration d, FormatContext& ctx) const + -> decltype(ctx.out()) { + auto specs = specs_; + auto precision = specs.precision; + specs.precision = -1; + auto begin = format_str_.begin(), end = format_str_.end(); + // As a possible future optimization, we could avoid extra copying if width + // is not specified. + auto buf = basic_memory_buffer(); + auto out = std::back_inserter(buf); + detail::handle_dynamic_spec(specs.width, width_ref_, + ctx); + detail::handle_dynamic_spec(precision, + precision_ref_, ctx); + if (begin == end || *begin == '}') { + out = detail::format_duration_value(out, d.count(), precision); + detail::format_duration_unit(out); + } else { + using chrono_formatter = + detail::chrono_formatter; + auto f = chrono_formatter(ctx, out, d); + f.precision = precision; + f.localized = localized_; + detail::parse_chrono_format(begin, end, f); + } + return detail::write( + ctx.out(), basic_string_view(buf.data(), buf.size()), specs); + } +}; + +template +struct formatter, + Char> : formatter { + FMT_CONSTEXPR formatter() { + this->format_str_ = detail::string_literal{}; + } + + template + auto format(std::chrono::time_point val, + FormatContext& ctx) const -> decltype(ctx.out()) { + using period = typename Duration::period; + if (detail::const_check( + period::num != 1 || period::den != 1 || + std::is_floating_point::value)) { + const auto epoch = val.time_since_epoch(); + auto subsecs = detail::fmt_duration_cast( + epoch - detail::fmt_duration_cast(epoch)); + + if (subsecs.count() < 0) { + auto second = + detail::fmt_duration_cast(std::chrono::seconds(1)); + if (epoch.count() < ((Duration::min)() + second).count()) + FMT_THROW(format_error("duration is too small")); + subsecs += second; + val -= second; + } + + return formatter::do_format(gmtime(val), ctx, &subsecs); + } + + return formatter::format(gmtime(val), ctx); + } +}; + +#if FMT_USE_LOCAL_TIME +template +struct formatter, Char> + : formatter { + FMT_CONSTEXPR formatter() { + this->format_str_ = detail::string_literal{}; + } + + template + auto format(std::chrono::local_time val, FormatContext& ctx) const + -> decltype(ctx.out()) { + using period = typename Duration::period; + if (period::num != 1 || period::den != 1 || + std::is_floating_point::value) { + const auto epoch = val.time_since_epoch(); + const auto subsecs = detail::fmt_duration_cast( + epoch - detail::fmt_duration_cast(epoch)); + + return formatter::do_format(localtime(val), ctx, &subsecs); + } + + return formatter::format(localtime(val), ctx); + } +}; +#endif + +#if FMT_USE_UTC_TIME +template +struct formatter, + Char> + : formatter, + Char> { + template + auto format(std::chrono::time_point val, + FormatContext& ctx) const -> decltype(ctx.out()) { + return formatter< + std::chrono::time_point, + Char>::format(std::chrono::utc_clock::to_sys(val), ctx); + } +}; +#endif + +template struct formatter { + private: + format_specs specs_; + detail::arg_ref width_ref_; + + protected: + basic_string_view format_str_; + + template + auto do_format(const std::tm& tm, FormatContext& ctx, + const Duration* subsecs) const -> decltype(ctx.out()) { + auto specs = specs_; + auto buf = basic_memory_buffer(); + auto out = std::back_inserter(buf); + detail::handle_dynamic_spec(specs.width, width_ref_, + ctx); + + auto loc_ref = ctx.locale(); + detail::get_locale loc(static_cast(loc_ref), loc_ref); + auto w = + detail::tm_writer(loc, out, tm, subsecs); + detail::parse_chrono_format(format_str_.begin(), format_str_.end(), w); + return detail::write( + ctx.out(), basic_string_view(buf.data(), buf.size()), specs); + } + + public: + FMT_CONSTEXPR auto parse(basic_format_parse_context& ctx) + -> decltype(ctx.begin()) { + auto it = ctx.begin(), end = ctx.end(); + if (it == end || *it == '}') return it; + + it = detail::parse_align(it, end, specs_); + if (it == end) return it; + + it = detail::parse_dynamic_spec(it, end, specs_.width, width_ref_, ctx); + if (it == end) return it; + + end = detail::parse_chrono_format(it, end, detail::tm_format_checker()); + // Replace the default format_str only if the new spec is not empty. + if (end != it) format_str_ = {it, detail::to_unsigned(end - it)}; + return end; + } + + template + auto format(const std::tm& tm, FormatContext& ctx) const + -> decltype(ctx.out()) { + return do_format(tm, ctx, nullptr); + } +}; + +FMT_END_EXPORT +FMT_END_NAMESPACE + +#endif // FMT_CHRONO_H_ diff --git a/dep/fmt/include/fmt/color.h b/dep/fmt/include/fmt/color.h new file mode 100644 index 00000000..367849a8 --- /dev/null +++ b/dep/fmt/include/fmt/color.h @@ -0,0 +1,643 @@ +// Formatting library for C++ - color support +// +// Copyright (c) 2018 - present, Victor Zverovich and fmt contributors +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_COLOR_H_ +#define FMT_COLOR_H_ + +#include "format.h" + +FMT_BEGIN_NAMESPACE +FMT_BEGIN_EXPORT + +enum class color : uint32_t { + alice_blue = 0xF0F8FF, // rgb(240,248,255) + antique_white = 0xFAEBD7, // rgb(250,235,215) + aqua = 0x00FFFF, // rgb(0,255,255) + aquamarine = 0x7FFFD4, // rgb(127,255,212) + azure = 0xF0FFFF, // rgb(240,255,255) + beige = 0xF5F5DC, // rgb(245,245,220) + bisque = 0xFFE4C4, // rgb(255,228,196) + black = 0x000000, // rgb(0,0,0) + blanched_almond = 0xFFEBCD, // rgb(255,235,205) + blue = 0x0000FF, // rgb(0,0,255) + blue_violet = 0x8A2BE2, // rgb(138,43,226) + brown = 0xA52A2A, // rgb(165,42,42) + burly_wood = 0xDEB887, // rgb(222,184,135) + cadet_blue = 0x5F9EA0, // rgb(95,158,160) + chartreuse = 0x7FFF00, // rgb(127,255,0) + chocolate = 0xD2691E, // rgb(210,105,30) + coral = 0xFF7F50, // rgb(255,127,80) + cornflower_blue = 0x6495ED, // rgb(100,149,237) + cornsilk = 0xFFF8DC, // rgb(255,248,220) + crimson = 0xDC143C, // rgb(220,20,60) + cyan = 0x00FFFF, // rgb(0,255,255) + dark_blue = 0x00008B, // rgb(0,0,139) + dark_cyan = 0x008B8B, // rgb(0,139,139) + dark_golden_rod = 0xB8860B, // rgb(184,134,11) + dark_gray = 0xA9A9A9, // rgb(169,169,169) + dark_green = 0x006400, // rgb(0,100,0) + dark_khaki = 0xBDB76B, // rgb(189,183,107) + dark_magenta = 0x8B008B, // rgb(139,0,139) + dark_olive_green = 0x556B2F, // rgb(85,107,47) + dark_orange = 0xFF8C00, // rgb(255,140,0) + dark_orchid = 0x9932CC, // rgb(153,50,204) + dark_red = 0x8B0000, // rgb(139,0,0) + dark_salmon = 0xE9967A, // rgb(233,150,122) + dark_sea_green = 0x8FBC8F, // rgb(143,188,143) + dark_slate_blue = 0x483D8B, // rgb(72,61,139) + dark_slate_gray = 0x2F4F4F, // rgb(47,79,79) + dark_turquoise = 0x00CED1, // rgb(0,206,209) + dark_violet = 0x9400D3, // rgb(148,0,211) + deep_pink = 0xFF1493, // rgb(255,20,147) + deep_sky_blue = 0x00BFFF, // rgb(0,191,255) + dim_gray = 0x696969, // rgb(105,105,105) + dodger_blue = 0x1E90FF, // rgb(30,144,255) + fire_brick = 0xB22222, // rgb(178,34,34) + floral_white = 0xFFFAF0, // rgb(255,250,240) + forest_green = 0x228B22, // rgb(34,139,34) + fuchsia = 0xFF00FF, // rgb(255,0,255) + gainsboro = 0xDCDCDC, // rgb(220,220,220) + ghost_white = 0xF8F8FF, // rgb(248,248,255) + gold = 0xFFD700, // rgb(255,215,0) + golden_rod = 0xDAA520, // rgb(218,165,32) + gray = 0x808080, // rgb(128,128,128) + green = 0x008000, // rgb(0,128,0) + green_yellow = 0xADFF2F, // rgb(173,255,47) + honey_dew = 0xF0FFF0, // rgb(240,255,240) + hot_pink = 0xFF69B4, // rgb(255,105,180) + indian_red = 0xCD5C5C, // rgb(205,92,92) + indigo = 0x4B0082, // rgb(75,0,130) + ivory = 0xFFFFF0, // rgb(255,255,240) + khaki = 0xF0E68C, // rgb(240,230,140) + lavender = 0xE6E6FA, // rgb(230,230,250) + lavender_blush = 0xFFF0F5, // rgb(255,240,245) + lawn_green = 0x7CFC00, // rgb(124,252,0) + lemon_chiffon = 0xFFFACD, // rgb(255,250,205) + light_blue = 0xADD8E6, // rgb(173,216,230) + light_coral = 0xF08080, // rgb(240,128,128) + light_cyan = 0xE0FFFF, // rgb(224,255,255) + light_golden_rod_yellow = 0xFAFAD2, // rgb(250,250,210) + light_gray = 0xD3D3D3, // rgb(211,211,211) + light_green = 0x90EE90, // rgb(144,238,144) + light_pink = 0xFFB6C1, // rgb(255,182,193) + light_salmon = 0xFFA07A, // rgb(255,160,122) + light_sea_green = 0x20B2AA, // rgb(32,178,170) + light_sky_blue = 0x87CEFA, // rgb(135,206,250) + light_slate_gray = 0x778899, // rgb(119,136,153) + light_steel_blue = 0xB0C4DE, // rgb(176,196,222) + light_yellow = 0xFFFFE0, // rgb(255,255,224) + lime = 0x00FF00, // rgb(0,255,0) + lime_green = 0x32CD32, // rgb(50,205,50) + linen = 0xFAF0E6, // rgb(250,240,230) + magenta = 0xFF00FF, // rgb(255,0,255) + maroon = 0x800000, // rgb(128,0,0) + medium_aquamarine = 0x66CDAA, // rgb(102,205,170) + medium_blue = 0x0000CD, // rgb(0,0,205) + medium_orchid = 0xBA55D3, // rgb(186,85,211) + medium_purple = 0x9370DB, // rgb(147,112,219) + medium_sea_green = 0x3CB371, // rgb(60,179,113) + medium_slate_blue = 0x7B68EE, // rgb(123,104,238) + medium_spring_green = 0x00FA9A, // rgb(0,250,154) + medium_turquoise = 0x48D1CC, // rgb(72,209,204) + medium_violet_red = 0xC71585, // rgb(199,21,133) + midnight_blue = 0x191970, // rgb(25,25,112) + mint_cream = 0xF5FFFA, // rgb(245,255,250) + misty_rose = 0xFFE4E1, // rgb(255,228,225) + moccasin = 0xFFE4B5, // rgb(255,228,181) + navajo_white = 0xFFDEAD, // rgb(255,222,173) + navy = 0x000080, // rgb(0,0,128) + old_lace = 0xFDF5E6, // rgb(253,245,230) + olive = 0x808000, // rgb(128,128,0) + olive_drab = 0x6B8E23, // rgb(107,142,35) + orange = 0xFFA500, // rgb(255,165,0) + orange_red = 0xFF4500, // rgb(255,69,0) + orchid = 0xDA70D6, // rgb(218,112,214) + pale_golden_rod = 0xEEE8AA, // rgb(238,232,170) + pale_green = 0x98FB98, // rgb(152,251,152) + pale_turquoise = 0xAFEEEE, // rgb(175,238,238) + pale_violet_red = 0xDB7093, // rgb(219,112,147) + papaya_whip = 0xFFEFD5, // rgb(255,239,213) + peach_puff = 0xFFDAB9, // rgb(255,218,185) + peru = 0xCD853F, // rgb(205,133,63) + pink = 0xFFC0CB, // rgb(255,192,203) + plum = 0xDDA0DD, // rgb(221,160,221) + powder_blue = 0xB0E0E6, // rgb(176,224,230) + purple = 0x800080, // rgb(128,0,128) + rebecca_purple = 0x663399, // rgb(102,51,153) + red = 0xFF0000, // rgb(255,0,0) + rosy_brown = 0xBC8F8F, // rgb(188,143,143) + royal_blue = 0x4169E1, // rgb(65,105,225) + saddle_brown = 0x8B4513, // rgb(139,69,19) + salmon = 0xFA8072, // rgb(250,128,114) + sandy_brown = 0xF4A460, // rgb(244,164,96) + sea_green = 0x2E8B57, // rgb(46,139,87) + sea_shell = 0xFFF5EE, // rgb(255,245,238) + sienna = 0xA0522D, // rgb(160,82,45) + silver = 0xC0C0C0, // rgb(192,192,192) + sky_blue = 0x87CEEB, // rgb(135,206,235) + slate_blue = 0x6A5ACD, // rgb(106,90,205) + slate_gray = 0x708090, // rgb(112,128,144) + snow = 0xFFFAFA, // rgb(255,250,250) + spring_green = 0x00FF7F, // rgb(0,255,127) + steel_blue = 0x4682B4, // rgb(70,130,180) + tan = 0xD2B48C, // rgb(210,180,140) + teal = 0x008080, // rgb(0,128,128) + thistle = 0xD8BFD8, // rgb(216,191,216) + tomato = 0xFF6347, // rgb(255,99,71) + turquoise = 0x40E0D0, // rgb(64,224,208) + violet = 0xEE82EE, // rgb(238,130,238) + wheat = 0xF5DEB3, // rgb(245,222,179) + white = 0xFFFFFF, // rgb(255,255,255) + white_smoke = 0xF5F5F5, // rgb(245,245,245) + yellow = 0xFFFF00, // rgb(255,255,0) + yellow_green = 0x9ACD32 // rgb(154,205,50) +}; // enum class color + +enum class terminal_color : uint8_t { + black = 30, + red, + green, + yellow, + blue, + magenta, + cyan, + white, + bright_black = 90, + bright_red, + bright_green, + bright_yellow, + bright_blue, + bright_magenta, + bright_cyan, + bright_white +}; + +enum class emphasis : uint8_t { + bold = 1, + faint = 1 << 1, + italic = 1 << 2, + underline = 1 << 3, + blink = 1 << 4, + reverse = 1 << 5, + conceal = 1 << 6, + strikethrough = 1 << 7, +}; + +// rgb is a struct for red, green and blue colors. +// Using the name "rgb" makes some editors show the color in a tooltip. +struct rgb { + FMT_CONSTEXPR rgb() : r(0), g(0), b(0) {} + FMT_CONSTEXPR rgb(uint8_t r_, uint8_t g_, uint8_t b_) : r(r_), g(g_), b(b_) {} + FMT_CONSTEXPR rgb(uint32_t hex) + : r((hex >> 16) & 0xFF), g((hex >> 8) & 0xFF), b(hex & 0xFF) {} + FMT_CONSTEXPR rgb(color hex) + : r((uint32_t(hex) >> 16) & 0xFF), + g((uint32_t(hex) >> 8) & 0xFF), + b(uint32_t(hex) & 0xFF) {} + uint8_t r; + uint8_t g; + uint8_t b; +}; + +namespace detail { + +// color is a struct of either a rgb color or a terminal color. +struct color_type { + FMT_CONSTEXPR color_type() noexcept : is_rgb(), value{} {} + FMT_CONSTEXPR color_type(color rgb_color) noexcept : is_rgb(true), value{} { + value.rgb_color = static_cast(rgb_color); + } + FMT_CONSTEXPR color_type(rgb rgb_color) noexcept : is_rgb(true), value{} { + value.rgb_color = (static_cast(rgb_color.r) << 16) | + (static_cast(rgb_color.g) << 8) | rgb_color.b; + } + FMT_CONSTEXPR color_type(terminal_color term_color) noexcept + : is_rgb(), value{} { + value.term_color = static_cast(term_color); + } + bool is_rgb; + union color_union { + uint8_t term_color; + uint32_t rgb_color; + } value; +}; +} // namespace detail + +/** A text style consisting of foreground and background colors and emphasis. */ +class text_style { + public: + FMT_CONSTEXPR text_style(emphasis em = emphasis()) noexcept + : set_foreground_color(), set_background_color(), ems(em) {} + + FMT_CONSTEXPR auto operator|=(const text_style& rhs) -> text_style& { + if (!set_foreground_color) { + set_foreground_color = rhs.set_foreground_color; + foreground_color = rhs.foreground_color; + } else if (rhs.set_foreground_color) { + if (!foreground_color.is_rgb || !rhs.foreground_color.is_rgb) + FMT_THROW(format_error("can't OR a terminal color")); + foreground_color.value.rgb_color |= rhs.foreground_color.value.rgb_color; + } + + if (!set_background_color) { + set_background_color = rhs.set_background_color; + background_color = rhs.background_color; + } else if (rhs.set_background_color) { + if (!background_color.is_rgb || !rhs.background_color.is_rgb) + FMT_THROW(format_error("can't OR a terminal color")); + background_color.value.rgb_color |= rhs.background_color.value.rgb_color; + } + + ems = static_cast(static_cast(ems) | + static_cast(rhs.ems)); + return *this; + } + + friend FMT_CONSTEXPR auto operator|(text_style lhs, const text_style& rhs) + -> text_style { + return lhs |= rhs; + } + + FMT_CONSTEXPR auto has_foreground() const noexcept -> bool { + return set_foreground_color; + } + FMT_CONSTEXPR auto has_background() const noexcept -> bool { + return set_background_color; + } + FMT_CONSTEXPR auto has_emphasis() const noexcept -> bool { + return static_cast(ems) != 0; + } + FMT_CONSTEXPR auto get_foreground() const noexcept -> detail::color_type { + FMT_ASSERT(has_foreground(), "no foreground specified for this style"); + return foreground_color; + } + FMT_CONSTEXPR auto get_background() const noexcept -> detail::color_type { + FMT_ASSERT(has_background(), "no background specified for this style"); + return background_color; + } + FMT_CONSTEXPR auto get_emphasis() const noexcept -> emphasis { + FMT_ASSERT(has_emphasis(), "no emphasis specified for this style"); + return ems; + } + + private: + FMT_CONSTEXPR text_style(bool is_foreground, + detail::color_type text_color) noexcept + : set_foreground_color(), set_background_color(), ems() { + if (is_foreground) { + foreground_color = text_color; + set_foreground_color = true; + } else { + background_color = text_color; + set_background_color = true; + } + } + + friend FMT_CONSTEXPR auto fg(detail::color_type foreground) noexcept + -> text_style; + + friend FMT_CONSTEXPR auto bg(detail::color_type background) noexcept + -> text_style; + + detail::color_type foreground_color; + detail::color_type background_color; + bool set_foreground_color; + bool set_background_color; + emphasis ems; +}; + +/** Creates a text style from the foreground (text) color. */ +FMT_CONSTEXPR inline auto fg(detail::color_type foreground) noexcept + -> text_style { + return text_style(true, foreground); +} + +/** Creates a text style from the background color. */ +FMT_CONSTEXPR inline auto bg(detail::color_type background) noexcept + -> text_style { + return text_style(false, background); +} + +FMT_CONSTEXPR inline auto operator|(emphasis lhs, emphasis rhs) noexcept + -> text_style { + return text_style(lhs) | rhs; +} + +namespace detail { + +template struct ansi_color_escape { + FMT_CONSTEXPR ansi_color_escape(detail::color_type text_color, + const char* esc) noexcept { + // If we have a terminal color, we need to output another escape code + // sequence. + if (!text_color.is_rgb) { + bool is_background = esc == string_view("\x1b[48;2;"); + uint32_t value = text_color.value.term_color; + // Background ASCII codes are the same as the foreground ones but with + // 10 more. + if (is_background) value += 10u; + + size_t index = 0; + buffer[index++] = static_cast('\x1b'); + buffer[index++] = static_cast('['); + + if (value >= 100u) { + buffer[index++] = static_cast('1'); + value %= 100u; + } + buffer[index++] = static_cast('0' + value / 10u); + buffer[index++] = static_cast('0' + value % 10u); + + buffer[index++] = static_cast('m'); + buffer[index++] = static_cast('\0'); + return; + } + + for (int i = 0; i < 7; i++) { + buffer[i] = static_cast(esc[i]); + } + rgb color(text_color.value.rgb_color); + to_esc(color.r, buffer + 7, ';'); + to_esc(color.g, buffer + 11, ';'); + to_esc(color.b, buffer + 15, 'm'); + buffer[19] = static_cast(0); + } + FMT_CONSTEXPR ansi_color_escape(emphasis em) noexcept { + uint8_t em_codes[num_emphases] = {}; + if (has_emphasis(em, emphasis::bold)) em_codes[0] = 1; + if (has_emphasis(em, emphasis::faint)) em_codes[1] = 2; + if (has_emphasis(em, emphasis::italic)) em_codes[2] = 3; + if (has_emphasis(em, emphasis::underline)) em_codes[3] = 4; + if (has_emphasis(em, emphasis::blink)) em_codes[4] = 5; + if (has_emphasis(em, emphasis::reverse)) em_codes[5] = 7; + if (has_emphasis(em, emphasis::conceal)) em_codes[6] = 8; + if (has_emphasis(em, emphasis::strikethrough)) em_codes[7] = 9; + + size_t index = 0; + for (size_t i = 0; i < num_emphases; ++i) { + if (!em_codes[i]) continue; + buffer[index++] = static_cast('\x1b'); + buffer[index++] = static_cast('['); + buffer[index++] = static_cast('0' + em_codes[i]); + buffer[index++] = static_cast('m'); + } + buffer[index++] = static_cast(0); + } + FMT_CONSTEXPR operator const Char*() const noexcept { return buffer; } + + FMT_CONSTEXPR auto begin() const noexcept -> const Char* { return buffer; } + FMT_CONSTEXPR_CHAR_TRAITS auto end() const noexcept -> const Char* { + return buffer + std::char_traits::length(buffer); + } + + private: + static constexpr size_t num_emphases = 8; + Char buffer[7u + 3u * num_emphases + 1u]; + + static FMT_CONSTEXPR void to_esc(uint8_t c, Char* out, + char delimiter) noexcept { + out[0] = static_cast('0' + c / 100); + out[1] = static_cast('0' + c / 10 % 10); + out[2] = static_cast('0' + c % 10); + out[3] = static_cast(delimiter); + } + static FMT_CONSTEXPR auto has_emphasis(emphasis em, emphasis mask) noexcept + -> bool { + return static_cast(em) & static_cast(mask); + } +}; + +template +FMT_CONSTEXPR auto make_foreground_color(detail::color_type foreground) noexcept + -> ansi_color_escape { + return ansi_color_escape(foreground, "\x1b[38;2;"); +} + +template +FMT_CONSTEXPR auto make_background_color(detail::color_type background) noexcept + -> ansi_color_escape { + return ansi_color_escape(background, "\x1b[48;2;"); +} + +template +FMT_CONSTEXPR auto make_emphasis(emphasis em) noexcept + -> ansi_color_escape { + return ansi_color_escape(em); +} + +template inline void reset_color(buffer& buffer) { + auto reset_color = string_view("\x1b[0m"); + buffer.append(reset_color.begin(), reset_color.end()); +} + +template struct styled_arg : detail::view { + const T& value; + text_style style; + styled_arg(const T& v, text_style s) : value(v), style(s) {} +}; + +template +void vformat_to(buffer& buf, const text_style& ts, + basic_string_view format_str, + basic_format_args>> args) { + bool has_style = false; + if (ts.has_emphasis()) { + has_style = true; + auto emphasis = detail::make_emphasis(ts.get_emphasis()); + buf.append(emphasis.begin(), emphasis.end()); + } + if (ts.has_foreground()) { + has_style = true; + auto foreground = detail::make_foreground_color(ts.get_foreground()); + buf.append(foreground.begin(), foreground.end()); + } + if (ts.has_background()) { + has_style = true; + auto background = detail::make_background_color(ts.get_background()); + buf.append(background.begin(), background.end()); + } + detail::vformat_to(buf, format_str, args, {}); + if (has_style) detail::reset_color(buf); +} + +} // namespace detail + +inline void vprint(std::FILE* f, const text_style& ts, string_view fmt, + format_args args) { + // Legacy wide streams are not supported. + auto buf = memory_buffer(); + detail::vformat_to(buf, ts, fmt, args); + if (detail::is_utf8()) { + detail::print(f, string_view(buf.begin(), buf.size())); + return; + } + buf.push_back('\0'); + int result = std::fputs(buf.data(), f); + if (result < 0) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); +} + +/** + \rst + Formats a string and prints it to the specified file stream using ANSI + escape sequences to specify text formatting. + + **Example**:: + + fmt::print(fmt::emphasis::bold | fg(fmt::color::red), + "Elapsed time: {0:.2f} seconds", 1.23); + \endrst + */ +template ::value)> +void print(std::FILE* f, const text_style& ts, const S& format_str, + const Args&... args) { + vprint(f, ts, format_str, + fmt::make_format_args>>(args...)); +} + +/** + \rst + Formats a string and prints it to stdout using ANSI escape sequences to + specify text formatting. + + **Example**:: + + fmt::print(fmt::emphasis::bold | fg(fmt::color::red), + "Elapsed time: {0:.2f} seconds", 1.23); + \endrst + */ +template ::value)> +void print(const text_style& ts, const S& format_str, const Args&... args) { + return print(stdout, ts, format_str, args...); +} + +template > +inline auto vformat( + const text_style& ts, const S& format_str, + basic_format_args>> args) + -> std::basic_string { + basic_memory_buffer buf; + detail::vformat_to(buf, ts, detail::to_string_view(format_str), args); + return fmt::to_string(buf); +} + +/** + \rst + Formats arguments and returns the result as a string using ANSI + escape sequences to specify text formatting. + + **Example**:: + + #include + std::string message = fmt::format(fmt::emphasis::bold | fg(fmt::color::red), + "The answer is {}", 42); + \endrst +*/ +template > +inline auto format(const text_style& ts, const S& format_str, + const Args&... args) -> std::basic_string { + return fmt::vformat(ts, detail::to_string_view(format_str), + fmt::make_format_args>(args...)); +} + +/** + Formats a string with the given text_style and writes the output to ``out``. + */ +template ::value)> +auto vformat_to(OutputIt out, const text_style& ts, + basic_string_view format_str, + basic_format_args>> args) + -> OutputIt { + auto&& buf = detail::get_buffer(out); + detail::vformat_to(buf, ts, format_str, args); + return detail::get_iterator(buf, out); +} + +/** + \rst + Formats arguments with the given text_style, writes the result to the output + iterator ``out`` and returns the iterator past the end of the output range. + + **Example**:: + + std::vector out; + fmt::format_to(std::back_inserter(out), + fmt::emphasis::bold | fg(fmt::color::red), "{}", 42); + \endrst +*/ +template < + typename OutputIt, typename S, typename... Args, + bool enable = detail::is_output_iterator>::value && + detail::is_string::value> +inline auto format_to(OutputIt out, const text_style& ts, const S& format_str, + Args&&... args) -> + typename std::enable_if::type { + return vformat_to(out, ts, detail::to_string_view(format_str), + fmt::make_format_args>>(args...)); +} + +template +struct formatter, Char> : formatter { + template + auto format(const detail::styled_arg& arg, FormatContext& ctx) const + -> decltype(ctx.out()) { + const auto& ts = arg.style; + const auto& value = arg.value; + auto out = ctx.out(); + + bool has_style = false; + if (ts.has_emphasis()) { + has_style = true; + auto emphasis = detail::make_emphasis(ts.get_emphasis()); + out = std::copy(emphasis.begin(), emphasis.end(), out); + } + if (ts.has_foreground()) { + has_style = true; + auto foreground = + detail::make_foreground_color(ts.get_foreground()); + out = std::copy(foreground.begin(), foreground.end(), out); + } + if (ts.has_background()) { + has_style = true; + auto background = + detail::make_background_color(ts.get_background()); + out = std::copy(background.begin(), background.end(), out); + } + out = formatter::format(value, ctx); + if (has_style) { + auto reset_color = string_view("\x1b[0m"); + out = std::copy(reset_color.begin(), reset_color.end(), out); + } + return out; + } +}; + +/** + \rst + Returns an argument that will be formatted using ANSI escape sequences, + to be used in a formatting function. + + **Example**:: + + fmt::print("Elapsed time: {0:.2f} seconds", + fmt::styled(1.23, fmt::fg(fmt::color::green) | + fmt::bg(fmt::color::blue))); + \endrst + */ +template +FMT_CONSTEXPR auto styled(const T& value, text_style ts) + -> detail::styled_arg> { + return detail::styled_arg>{value, ts}; +} + +FMT_END_EXPORT +FMT_END_NAMESPACE + +#endif // FMT_COLOR_H_ diff --git a/dep/fmt/include/fmt/compile.h b/dep/fmt/include/fmt/compile.h new file mode 100644 index 00000000..3b3f166e --- /dev/null +++ b/dep/fmt/include/fmt/compile.h @@ -0,0 +1,535 @@ +// Formatting library for C++ - experimental format string compilation +// +// Copyright (c) 2012 - present, Victor Zverovich and fmt contributors +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_COMPILE_H_ +#define FMT_COMPILE_H_ + +#include "format.h" + +FMT_BEGIN_NAMESPACE +namespace detail { + +template +FMT_CONSTEXPR inline auto copy_str(InputIt begin, InputIt end, + counting_iterator it) -> counting_iterator { + return it + (end - begin); +} + +// A compile-time string which is compiled into fast formatting code. +class compiled_string {}; + +template +struct is_compiled_string : std::is_base_of {}; + +/** + \rst + Converts a string literal *s* into a format string that will be parsed at + compile time and converted into efficient formatting code. Requires C++17 + ``constexpr if`` compiler support. + + **Example**:: + + // Converts 42 into std::string using the most efficient method and no + // runtime format string processing. + std::string s = fmt::format(FMT_COMPILE("{}"), 42); + \endrst + */ +#if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) +# define FMT_COMPILE(s) \ + FMT_STRING_IMPL(s, fmt::detail::compiled_string, explicit) +#else +# define FMT_COMPILE(s) FMT_STRING(s) +#endif + +#if FMT_USE_NONTYPE_TEMPLATE_ARGS +template Str> +struct udl_compiled_string : compiled_string { + using char_type = Char; + explicit constexpr operator basic_string_view() const { + return {Str.data, N - 1}; + } +}; +#endif + +template +auto first(const T& value, const Tail&...) -> const T& { + return value; +} + +#if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) +template struct type_list {}; + +// Returns a reference to the argument at index N from [first, rest...]. +template +constexpr const auto& get([[maybe_unused]] const T& first, + [[maybe_unused]] const Args&... rest) { + static_assert(N < 1 + sizeof...(Args), "index is out of bounds"); + if constexpr (N == 0) + return first; + else + return detail::get(rest...); +} + +template +constexpr int get_arg_index_by_name(basic_string_view name, + type_list) { + return get_arg_index_by_name(name); +} + +template struct get_type_impl; + +template struct get_type_impl> { + using type = + remove_cvref_t(std::declval()...))>; +}; + +template +using get_type = typename get_type_impl::type; + +template struct is_compiled_format : std::false_type {}; + +template struct text { + basic_string_view data; + using char_type = Char; + + template + constexpr OutputIt format(OutputIt out, const Args&...) const { + return write(out, data); + } +}; + +template +struct is_compiled_format> : std::true_type {}; + +template +constexpr text make_text(basic_string_view s, size_t pos, + size_t size) { + return {{&s[pos], size}}; +} + +template struct code_unit { + Char value; + using char_type = Char; + + template + constexpr OutputIt format(OutputIt out, const Args&...) const { + *out++ = value; + return out; + } +}; + +// This ensures that the argument type is convertible to `const T&`. +template +constexpr const T& get_arg_checked(const Args&... args) { + const auto& arg = detail::get(args...); + if constexpr (detail::is_named_arg>()) { + return arg.value; + } else { + return arg; + } +} + +template +struct is_compiled_format> : std::true_type {}; + +// A replacement field that refers to argument N. +template struct field { + using char_type = Char; + + template + constexpr OutputIt format(OutputIt out, const Args&... args) const { + const T& arg = get_arg_checked(args...); + if constexpr (std::is_convertible_v>) { + auto s = basic_string_view(arg); + return copy_str(s.begin(), s.end(), out); + } + return write(out, arg); + } +}; + +template +struct is_compiled_format> : std::true_type {}; + +// A replacement field that refers to argument with name. +template struct runtime_named_field { + using char_type = Char; + basic_string_view name; + + template + constexpr static bool try_format_argument( + OutputIt& out, + // [[maybe_unused]] due to unused-but-set-parameter warning in GCC 7,8,9 + [[maybe_unused]] basic_string_view arg_name, const T& arg) { + if constexpr (is_named_arg::type>::value) { + if (arg_name == arg.name) { + out = write(out, arg.value); + return true; + } + } + return false; + } + + template + constexpr OutputIt format(OutputIt out, const Args&... args) const { + bool found = (try_format_argument(out, name, args) || ...); + if (!found) { + FMT_THROW(format_error("argument with specified name is not found")); + } + return out; + } +}; + +template +struct is_compiled_format> : std::true_type {}; + +// A replacement field that refers to argument N and has format specifiers. +template struct spec_field { + using char_type = Char; + formatter fmt; + + template + constexpr FMT_INLINE OutputIt format(OutputIt out, + const Args&... args) const { + const auto& vargs = + fmt::make_format_args>(args...); + basic_format_context ctx(out, vargs); + return fmt.format(get_arg_checked(args...), ctx); + } +}; + +template +struct is_compiled_format> : std::true_type {}; + +template struct concat { + L lhs; + R rhs; + using char_type = typename L::char_type; + + template + constexpr OutputIt format(OutputIt out, const Args&... args) const { + out = lhs.format(out, args...); + return rhs.format(out, args...); + } +}; + +template +struct is_compiled_format> : std::true_type {}; + +template +constexpr concat make_concat(L lhs, R rhs) { + return {lhs, rhs}; +} + +struct unknown_format {}; + +template +constexpr size_t parse_text(basic_string_view str, size_t pos) { + for (size_t size = str.size(); pos != size; ++pos) { + if (str[pos] == '{' || str[pos] == '}') break; + } + return pos; +} + +template +constexpr auto compile_format_string(S format_str); + +template +constexpr auto parse_tail(T head, S format_str) { + if constexpr (POS != + basic_string_view(format_str).size()) { + constexpr auto tail = compile_format_string(format_str); + if constexpr (std::is_same, + unknown_format>()) + return tail; + else + return make_concat(head, tail); + } else { + return head; + } +} + +template struct parse_specs_result { + formatter fmt; + size_t end; + int next_arg_id; +}; + +enum { manual_indexing_id = -1 }; + +template +constexpr parse_specs_result parse_specs(basic_string_view str, + size_t pos, int next_arg_id) { + str.remove_prefix(pos); + auto ctx = + compile_parse_context(str, max_value(), nullptr, next_arg_id); + auto f = formatter(); + auto end = f.parse(ctx); + return {f, pos + fmt::detail::to_unsigned(end - str.data()), + next_arg_id == 0 ? manual_indexing_id : ctx.next_arg_id()}; +} + +template struct arg_id_handler { + arg_ref arg_id; + + constexpr int on_auto() { + FMT_ASSERT(false, "handler cannot be used with automatic indexing"); + return 0; + } + constexpr int on_index(int id) { + arg_id = arg_ref(id); + return 0; + } + constexpr int on_name(basic_string_view id) { + arg_id = arg_ref(id); + return 0; + } +}; + +template struct parse_arg_id_result { + arg_ref arg_id; + const Char* arg_id_end; +}; + +template +constexpr auto parse_arg_id(const Char* begin, const Char* end) { + auto handler = arg_id_handler{arg_ref{}}; + auto arg_id_end = parse_arg_id(begin, end, handler); + return parse_arg_id_result{handler.arg_id, arg_id_end}; +} + +template struct field_type { + using type = remove_cvref_t; +}; + +template +struct field_type::value>> { + using type = remove_cvref_t; +}; + +template +constexpr auto parse_replacement_field_then_tail(S format_str) { + using char_type = typename S::char_type; + constexpr auto str = basic_string_view(format_str); + constexpr char_type c = END_POS != str.size() ? str[END_POS] : char_type(); + if constexpr (c == '}') { + return parse_tail( + field::type, ARG_INDEX>(), + format_str); + } else if constexpr (c != ':') { + FMT_THROW(format_error("expected ':'")); + } else { + constexpr auto result = parse_specs::type>( + str, END_POS + 1, NEXT_ID == manual_indexing_id ? 0 : NEXT_ID); + if constexpr (result.end >= str.size() || str[result.end] != '}') { + FMT_THROW(format_error("expected '}'")); + return 0; + } else { + return parse_tail( + spec_field::type, ARG_INDEX>{ + result.fmt}, + format_str); + } + } +} + +// Compiles a non-empty format string and returns the compiled representation +// or unknown_format() on unrecognized input. +template +constexpr auto compile_format_string(S format_str) { + using char_type = typename S::char_type; + constexpr auto str = basic_string_view(format_str); + if constexpr (str[POS] == '{') { + if constexpr (POS + 1 == str.size()) + FMT_THROW(format_error("unmatched '{' in format string")); + if constexpr (str[POS + 1] == '{') { + return parse_tail(make_text(str, POS, 1), format_str); + } else if constexpr (str[POS + 1] == '}' || str[POS + 1] == ':') { + static_assert(ID != manual_indexing_id, + "cannot switch from manual to automatic argument indexing"); + constexpr auto next_id = + ID != manual_indexing_id ? ID + 1 : manual_indexing_id; + return parse_replacement_field_then_tail, Args, + POS + 1, ID, next_id>( + format_str); + } else { + constexpr auto arg_id_result = + parse_arg_id(str.data() + POS + 1, str.data() + str.size()); + constexpr auto arg_id_end_pos = arg_id_result.arg_id_end - str.data(); + constexpr char_type c = + arg_id_end_pos != str.size() ? str[arg_id_end_pos] : char_type(); + static_assert(c == '}' || c == ':', "missing '}' in format string"); + if constexpr (arg_id_result.arg_id.kind == arg_id_kind::index) { + static_assert( + ID == manual_indexing_id || ID == 0, + "cannot switch from automatic to manual argument indexing"); + constexpr auto arg_index = arg_id_result.arg_id.val.index; + return parse_replacement_field_then_tail, + Args, arg_id_end_pos, + arg_index, manual_indexing_id>( + format_str); + } else if constexpr (arg_id_result.arg_id.kind == arg_id_kind::name) { + constexpr auto arg_index = + get_arg_index_by_name(arg_id_result.arg_id.val.name, Args{}); + if constexpr (arg_index >= 0) { + constexpr auto next_id = + ID != manual_indexing_id ? ID + 1 : manual_indexing_id; + return parse_replacement_field_then_tail< + decltype(get_type::value), Args, arg_id_end_pos, + arg_index, next_id>(format_str); + } else if constexpr (c == '}') { + return parse_tail( + runtime_named_field{arg_id_result.arg_id.val.name}, + format_str); + } else if constexpr (c == ':') { + return unknown_format(); // no type info for specs parsing + } + } + } + } else if constexpr (str[POS] == '}') { + if constexpr (POS + 1 == str.size()) + FMT_THROW(format_error("unmatched '}' in format string")); + return parse_tail(make_text(str, POS, 1), format_str); + } else { + constexpr auto end = parse_text(str, POS + 1); + if constexpr (end - POS > 1) { + return parse_tail(make_text(str, POS, end - POS), + format_str); + } else { + return parse_tail(code_unit{str[POS]}, + format_str); + } + } +} + +template ::value)> +constexpr auto compile(S format_str) { + constexpr auto str = basic_string_view(format_str); + if constexpr (str.size() == 0) { + return detail::make_text(str, 0, 0); + } else { + constexpr auto result = + detail::compile_format_string, 0, 0>( + format_str); + return result; + } +} +#endif // defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) +} // namespace detail + +FMT_BEGIN_EXPORT + +#if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) + +template ::value)> +FMT_INLINE std::basic_string format(const CompiledFormat& cf, + const Args&... args) { + auto s = std::basic_string(); + cf.format(std::back_inserter(s), args...); + return s; +} + +template ::value)> +constexpr FMT_INLINE OutputIt format_to(OutputIt out, const CompiledFormat& cf, + const Args&... args) { + return cf.format(out, args...); +} + +template ::value)> +FMT_INLINE std::basic_string format(const S&, + Args&&... args) { + if constexpr (std::is_same::value) { + constexpr auto str = basic_string_view(S()); + if constexpr (str.size() == 2 && str[0] == '{' && str[1] == '}') { + const auto& first = detail::first(args...); + if constexpr (detail::is_named_arg< + remove_cvref_t>::value) { + return fmt::to_string(first.value); + } else { + return fmt::to_string(first); + } + } + } + constexpr auto compiled = detail::compile(S()); + if constexpr (std::is_same, + detail::unknown_format>()) { + return fmt::format( + static_cast>(S()), + std::forward(args)...); + } else { + return fmt::format(compiled, std::forward(args)...); + } +} + +template ::value)> +FMT_CONSTEXPR OutputIt format_to(OutputIt out, const S&, Args&&... args) { + constexpr auto compiled = detail::compile(S()); + if constexpr (std::is_same, + detail::unknown_format>()) { + return fmt::format_to( + out, static_cast>(S()), + std::forward(args)...); + } else { + return fmt::format_to(out, compiled, std::forward(args)...); + } +} +#endif + +template ::value)> +auto format_to_n(OutputIt out, size_t n, const S& format_str, Args&&... args) + -> format_to_n_result { + using traits = detail::fixed_buffer_traits; + auto buf = detail::iterator_buffer(out, n); + fmt::format_to(std::back_inserter(buf), format_str, + std::forward(args)...); + return {buf.out(), buf.count()}; +} + +template ::value)> +FMT_CONSTEXPR20 auto formatted_size(const S& format_str, const Args&... args) + -> size_t { + return fmt::format_to(detail::counting_iterator(), format_str, args...) + .count(); +} + +template ::value)> +void print(std::FILE* f, const S& format_str, const Args&... args) { + memory_buffer buffer; + fmt::format_to(std::back_inserter(buffer), format_str, args...); + detail::print(f, {buffer.data(), buffer.size()}); +} + +template ::value)> +void print(const S& format_str, const Args&... args) { + print(stdout, format_str, args...); +} + +#if FMT_USE_NONTYPE_TEMPLATE_ARGS +inline namespace literals { +template constexpr auto operator""_cf() { + using char_t = remove_cvref_t; + return detail::udl_compiled_string(); +} +} // namespace literals +#endif + +FMT_END_EXPORT +FMT_END_NAMESPACE + +#endif // FMT_COMPILE_H_ diff --git a/dep/fmt/include/fmt/core.h b/dep/fmt/include/fmt/core.h new file mode 100644 index 00000000..b51c1406 --- /dev/null +++ b/dep/fmt/include/fmt/core.h @@ -0,0 +1,2969 @@ +// Formatting library for C++ - the core API for char/UTF-8 +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_CORE_H_ +#define FMT_CORE_H_ + +#include // std::byte +#include // std::FILE +#include // std::strlen +#include +#include +#include // std::addressof +#include +#include + +// The fmt library version in the form major * 10000 + minor * 100 + patch. +#define FMT_VERSION 100201 + +#if defined(__clang__) && !defined(__ibmxl__) +# define FMT_CLANG_VERSION (__clang_major__ * 100 + __clang_minor__) +#else +# define FMT_CLANG_VERSION 0 +#endif + +#if defined(__GNUC__) && !defined(__clang__) && !defined(__INTEL_COMPILER) && \ + !defined(__NVCOMPILER) +# define FMT_GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__) +#else +# define FMT_GCC_VERSION 0 +#endif + +#ifndef FMT_GCC_PRAGMA +// Workaround _Pragma bug https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59884. +# if FMT_GCC_VERSION >= 504 +# define FMT_GCC_PRAGMA(arg) _Pragma(arg) +# else +# define FMT_GCC_PRAGMA(arg) +# endif +#endif + +#ifdef __ICL +# define FMT_ICC_VERSION __ICL +#elif defined(__INTEL_COMPILER) +# define FMT_ICC_VERSION __INTEL_COMPILER +#else +# define FMT_ICC_VERSION 0 +#endif + +#ifdef _MSC_VER +# define FMT_MSC_VERSION _MSC_VER +# define FMT_MSC_WARNING(...) __pragma(warning(__VA_ARGS__)) +#else +# define FMT_MSC_VERSION 0 +# define FMT_MSC_WARNING(...) +#endif + +#ifdef _MSVC_LANG +# define FMT_CPLUSPLUS _MSVC_LANG +#else +# define FMT_CPLUSPLUS __cplusplus +#endif + +#ifdef __has_feature +# define FMT_HAS_FEATURE(x) __has_feature(x) +#else +# define FMT_HAS_FEATURE(x) 0 +#endif + +#if defined(__has_include) || FMT_ICC_VERSION >= 1600 || FMT_MSC_VERSION > 1900 +# define FMT_HAS_INCLUDE(x) __has_include(x) +#else +# define FMT_HAS_INCLUDE(x) 0 +#endif + +#ifdef __has_cpp_attribute +# define FMT_HAS_CPP_ATTRIBUTE(x) __has_cpp_attribute(x) +#else +# define FMT_HAS_CPP_ATTRIBUTE(x) 0 +#endif + +#define FMT_HAS_CPP14_ATTRIBUTE(attribute) \ + (FMT_CPLUSPLUS >= 201402L && FMT_HAS_CPP_ATTRIBUTE(attribute)) + +#define FMT_HAS_CPP17_ATTRIBUTE(attribute) \ + (FMT_CPLUSPLUS >= 201703L && FMT_HAS_CPP_ATTRIBUTE(attribute)) + +// Check if relaxed C++14 constexpr is supported. +// GCC doesn't allow throw in constexpr until version 6 (bug 67371). +#ifndef FMT_USE_CONSTEXPR +# if (FMT_HAS_FEATURE(cxx_relaxed_constexpr) || FMT_MSC_VERSION >= 1912 || \ + (FMT_GCC_VERSION >= 600 && FMT_CPLUSPLUS >= 201402L)) && \ + !FMT_ICC_VERSION && (!defined(__NVCC__) || FMT_CPLUSPLUS >= 202002L) +# define FMT_USE_CONSTEXPR 1 +# else +# define FMT_USE_CONSTEXPR 0 +# endif +#endif +#if FMT_USE_CONSTEXPR +# define FMT_CONSTEXPR constexpr +#else +# define FMT_CONSTEXPR +#endif + +#if (FMT_CPLUSPLUS >= 202002L || \ + (FMT_CPLUSPLUS >= 201709L && FMT_GCC_VERSION >= 1002)) && \ + ((!defined(_GLIBCXX_RELEASE) || _GLIBCXX_RELEASE >= 10) && \ + (!defined(_LIBCPP_VERSION) || _LIBCPP_VERSION >= 10000) && \ + (!FMT_MSC_VERSION || FMT_MSC_VERSION >= 1928)) && \ + defined(__cpp_lib_is_constant_evaluated) +# define FMT_CONSTEXPR20 constexpr +#else +# define FMT_CONSTEXPR20 +#endif + +// Check if constexpr std::char_traits<>::{compare,length} are supported. +#if defined(__GLIBCXX__) +# if FMT_CPLUSPLUS >= 201703L && defined(_GLIBCXX_RELEASE) && \ + _GLIBCXX_RELEASE >= 7 // GCC 7+ libstdc++ has _GLIBCXX_RELEASE. +# define FMT_CONSTEXPR_CHAR_TRAITS constexpr +# endif +#elif defined(_LIBCPP_VERSION) && FMT_CPLUSPLUS >= 201703L && \ + _LIBCPP_VERSION >= 4000 +# define FMT_CONSTEXPR_CHAR_TRAITS constexpr +#elif FMT_MSC_VERSION >= 1914 && FMT_CPLUSPLUS >= 201703L +# define FMT_CONSTEXPR_CHAR_TRAITS constexpr +#endif +#ifndef FMT_CONSTEXPR_CHAR_TRAITS +# define FMT_CONSTEXPR_CHAR_TRAITS +#endif + +// Check if exceptions are disabled. +#ifndef FMT_EXCEPTIONS +# if (defined(__GNUC__) && !defined(__EXCEPTIONS)) || \ + (FMT_MSC_VERSION && !_HAS_EXCEPTIONS) +# define FMT_EXCEPTIONS 0 +# else +# define FMT_EXCEPTIONS 1 +# endif +#endif + +// Disable [[noreturn]] on MSVC/NVCC because of bogus unreachable code warnings. +#if FMT_EXCEPTIONS && FMT_HAS_CPP_ATTRIBUTE(noreturn) && !FMT_MSC_VERSION && \ + !defined(__NVCC__) +# define FMT_NORETURN [[noreturn]] +#else +# define FMT_NORETURN +#endif + +#ifndef FMT_NODISCARD +# if FMT_HAS_CPP17_ATTRIBUTE(nodiscard) +# define FMT_NODISCARD [[nodiscard]] +# else +# define FMT_NODISCARD +# endif +#endif + +#ifndef FMT_INLINE +# if FMT_GCC_VERSION || FMT_CLANG_VERSION +# define FMT_INLINE inline __attribute__((always_inline)) +# else +# define FMT_INLINE inline +# endif +#endif + +#ifdef _MSC_VER +# define FMT_UNCHECKED_ITERATOR(It) \ + using _Unchecked_type = It // Mark iterator as checked. +#else +# define FMT_UNCHECKED_ITERATOR(It) using unchecked_type = It +#endif + +#ifndef FMT_BEGIN_NAMESPACE +# define FMT_BEGIN_NAMESPACE \ + namespace fmt { \ + inline namespace v10 { +# define FMT_END_NAMESPACE \ + } \ + } +#endif + +#ifndef FMT_EXPORT +# define FMT_EXPORT +# define FMT_BEGIN_EXPORT +# define FMT_END_EXPORT +#endif + +#if FMT_GCC_VERSION || FMT_CLANG_VERSION +# define FMT_VISIBILITY(value) __attribute__((visibility(value))) +#else +# define FMT_VISIBILITY(value) +#endif + +#if !defined(FMT_HEADER_ONLY) && defined(_WIN32) +# if defined(FMT_LIB_EXPORT) +# define FMT_API __declspec(dllexport) +# elif defined(FMT_SHARED) +# define FMT_API __declspec(dllimport) +# endif +#elif defined(FMT_LIB_EXPORT) || defined(FMT_SHARED) +# define FMT_API FMT_VISIBILITY("default") +#endif +#ifndef FMT_API +# define FMT_API +#endif + +// libc++ supports string_view in pre-c++17. +#if FMT_HAS_INCLUDE() && \ + (FMT_CPLUSPLUS >= 201703L || defined(_LIBCPP_VERSION)) +# include +# define FMT_USE_STRING_VIEW +#elif FMT_HAS_INCLUDE("experimental/string_view") && FMT_CPLUSPLUS >= 201402L +# include +# define FMT_USE_EXPERIMENTAL_STRING_VIEW +#endif + +#ifndef FMT_UNICODE +# define FMT_UNICODE !FMT_MSC_VERSION +#endif + +#ifndef FMT_CONSTEVAL +# if ((FMT_GCC_VERSION >= 1000 || FMT_CLANG_VERSION >= 1101) && \ + (!defined(__apple_build_version__) || \ + __apple_build_version__ >= 14000029L) && \ + FMT_CPLUSPLUS >= 202002L) || \ + (defined(__cpp_consteval) && \ + (!FMT_MSC_VERSION || FMT_MSC_VERSION >= 1929)) +// consteval is broken in MSVC before VS2019 version 16.10 and Apple clang +// before 14. +# define FMT_CONSTEVAL consteval +# define FMT_HAS_CONSTEVAL +# else +# define FMT_CONSTEVAL +# endif +#endif + +#ifndef FMT_USE_NONTYPE_TEMPLATE_ARGS +# if defined(__cpp_nontype_template_args) && \ + ((FMT_GCC_VERSION >= 903 && FMT_CPLUSPLUS >= 201709L) || \ + __cpp_nontype_template_args >= 201911L) && \ + !defined(__NVCOMPILER) && !defined(__LCC__) +# define FMT_USE_NONTYPE_TEMPLATE_ARGS 1 +# else +# define FMT_USE_NONTYPE_TEMPLATE_ARGS 0 +# endif +#endif + +// GCC < 5 requires this-> in decltype +#ifndef FMT_DECLTYPE_THIS +# if FMT_GCC_VERSION && FMT_GCC_VERSION < 500 +# define FMT_DECLTYPE_THIS this-> +# else +# define FMT_DECLTYPE_THIS +# endif +#endif + +// Enable minimal optimizations for more compact code in debug mode. +FMT_GCC_PRAGMA("GCC push_options") +#if !defined(__OPTIMIZE__) && !defined(__NVCOMPILER) && !defined(__LCC__) && \ + !defined(__CUDACC__) +FMT_GCC_PRAGMA("GCC optimize(\"Og\")") +#endif + +FMT_BEGIN_NAMESPACE + +// Implementations of enable_if_t and other metafunctions for older systems. +template +using enable_if_t = typename std::enable_if::type; +template +using conditional_t = typename std::conditional::type; +template using bool_constant = std::integral_constant; +template +using remove_reference_t = typename std::remove_reference::type; +template +using remove_const_t = typename std::remove_const::type; +template +using remove_cvref_t = typename std::remove_cv>::type; +template struct type_identity { + using type = T; +}; +template using type_identity_t = typename type_identity::type; +template +using underlying_t = typename std::underlying_type::type; + +// Checks whether T is a container with contiguous storage. +template struct is_contiguous : std::false_type {}; +template +struct is_contiguous> : std::true_type {}; + +struct monostate { + constexpr monostate() {} +}; + +// An enable_if helper to be used in template parameters which results in much +// shorter symbols: https://godbolt.org/z/sWw4vP. Extra parentheses are needed +// to workaround a bug in MSVC 2019 (see #1140 and #1186). +#ifdef FMT_DOC +# define FMT_ENABLE_IF(...) +#else +# define FMT_ENABLE_IF(...) fmt::enable_if_t<(__VA_ARGS__), int> = 0 +#endif + +// This is defined in core.h instead of format.h to avoid injecting in std. +// It is a template to avoid undesirable implicit conversions to std::byte. +#ifdef __cpp_lib_byte +template ::value)> +inline auto format_as(T b) -> unsigned char { + return static_cast(b); +} +#endif + +namespace detail { +// Suppresses "unused variable" warnings with the method described in +// https://herbsutter.com/2009/10/18/mailbag-shutting-up-compiler-warnings/. +// (void)var does not work on many Intel compilers. +template FMT_CONSTEXPR void ignore_unused(const T&...) {} + +constexpr FMT_INLINE auto is_constant_evaluated( + bool default_value = false) noexcept -> bool { +// Workaround for incompatibility between libstdc++ consteval-based +// std::is_constant_evaluated() implementation and clang-14. +// https://github.com/fmtlib/fmt/issues/3247 +#if FMT_CPLUSPLUS >= 202002L && defined(_GLIBCXX_RELEASE) && \ + _GLIBCXX_RELEASE >= 12 && \ + (FMT_CLANG_VERSION >= 1400 && FMT_CLANG_VERSION < 1500) + ignore_unused(default_value); + return __builtin_is_constant_evaluated(); +#elif defined(__cpp_lib_is_constant_evaluated) + ignore_unused(default_value); + return std::is_constant_evaluated(); +#else + return default_value; +#endif +} + +// Suppresses "conditional expression is constant" warnings. +template constexpr FMT_INLINE auto const_check(T value) -> T { + return value; +} + +FMT_NORETURN FMT_API void assert_fail(const char* file, int line, + const char* message); + +#ifndef FMT_ASSERT +# ifdef NDEBUG +// FMT_ASSERT is not empty to avoid -Wempty-body. +# define FMT_ASSERT(condition, message) \ + fmt::detail::ignore_unused((condition), (message)) +# else +# define FMT_ASSERT(condition, message) \ + ((condition) /* void() fails with -Winvalid-constexpr on clang 4.0.1 */ \ + ? (void)0 \ + : fmt::detail::assert_fail(__FILE__, __LINE__, (message))) +# endif +#endif + +#if defined(FMT_USE_STRING_VIEW) +template using std_string_view = std::basic_string_view; +#elif defined(FMT_USE_EXPERIMENTAL_STRING_VIEW) +template +using std_string_view = std::experimental::basic_string_view; +#else +template struct std_string_view {}; +#endif + +#ifdef FMT_USE_INT128 +// Do nothing. +#elif defined(__SIZEOF_INT128__) && !defined(__NVCC__) && \ + !(FMT_CLANG_VERSION && FMT_MSC_VERSION) +# define FMT_USE_INT128 1 +using int128_opt = __int128_t; // An optional native 128-bit integer. +using uint128_opt = __uint128_t; +template inline auto convert_for_visit(T value) -> T { + return value; +} +#else +# define FMT_USE_INT128 0 +#endif +#if !FMT_USE_INT128 +enum class int128_opt {}; +enum class uint128_opt {}; +// Reduce template instantiations. +template auto convert_for_visit(T) -> monostate { return {}; } +#endif + +// Casts a nonnegative integer to unsigned. +template +FMT_CONSTEXPR auto to_unsigned(Int value) -> + typename std::make_unsigned::type { + FMT_ASSERT(std::is_unsigned::value || value >= 0, "negative value"); + return static_cast::type>(value); +} + +FMT_CONSTEXPR inline auto is_utf8() -> bool { + FMT_MSC_WARNING(suppress : 4566) constexpr unsigned char section[] = "\u00A7"; + + // Avoid buggy sign extensions in MSVC's constant evaluation mode (#2297). + using uchar = unsigned char; + return FMT_UNICODE || (sizeof(section) == 3 && uchar(section[0]) == 0xC2 && + uchar(section[1]) == 0xA7); +} +} // namespace detail + +/** + An implementation of ``std::basic_string_view`` for pre-C++17. It provides a + subset of the API. ``fmt::basic_string_view`` is used for format strings even + if ``std::string_view`` is available to prevent issues when a library is + compiled with a different ``-std`` option than the client code (which is not + recommended). + */ +FMT_EXPORT +template class basic_string_view { + private: + const Char* data_; + size_t size_; + + public: + using value_type = Char; + using iterator = const Char*; + + constexpr basic_string_view() noexcept : data_(nullptr), size_(0) {} + + /** Constructs a string reference object from a C string and a size. */ + constexpr basic_string_view(const Char* s, size_t count) noexcept + : data_(s), size_(count) {} + + /** + \rst + Constructs a string reference object from a C string computing + the size with ``std::char_traits::length``. + \endrst + */ + FMT_CONSTEXPR_CHAR_TRAITS + FMT_INLINE + basic_string_view(const Char* s) + : data_(s), + size_(detail::const_check(std::is_same::value && + !detail::is_constant_evaluated(true)) + ? std::strlen(reinterpret_cast(s)) + : std::char_traits::length(s)) {} + + /** Constructs a string reference from a ``std::basic_string`` object. */ + template + FMT_CONSTEXPR basic_string_view( + const std::basic_string& s) noexcept + : data_(s.data()), size_(s.size()) {} + + template >::value)> + FMT_CONSTEXPR basic_string_view(S s) noexcept + : data_(s.data()), size_(s.size()) {} + + /** Returns a pointer to the string data. */ + constexpr auto data() const noexcept -> const Char* { return data_; } + + /** Returns the string size. */ + constexpr auto size() const noexcept -> size_t { return size_; } + + constexpr auto begin() const noexcept -> iterator { return data_; } + constexpr auto end() const noexcept -> iterator { return data_ + size_; } + + constexpr auto operator[](size_t pos) const noexcept -> const Char& { + return data_[pos]; + } + + FMT_CONSTEXPR void remove_prefix(size_t n) noexcept { + data_ += n; + size_ -= n; + } + + FMT_CONSTEXPR_CHAR_TRAITS auto starts_with( + basic_string_view sv) const noexcept -> bool { + return size_ >= sv.size_ && + std::char_traits::compare(data_, sv.data_, sv.size_) == 0; + } + FMT_CONSTEXPR_CHAR_TRAITS auto starts_with(Char c) const noexcept -> bool { + return size_ >= 1 && std::char_traits::eq(*data_, c); + } + FMT_CONSTEXPR_CHAR_TRAITS auto starts_with(const Char* s) const -> bool { + return starts_with(basic_string_view(s)); + } + + // Lexicographically compare this string reference to other. + FMT_CONSTEXPR_CHAR_TRAITS auto compare(basic_string_view other) const -> int { + size_t str_size = size_ < other.size_ ? size_ : other.size_; + int result = std::char_traits::compare(data_, other.data_, str_size); + if (result == 0) + result = size_ == other.size_ ? 0 : (size_ < other.size_ ? -1 : 1); + return result; + } + + FMT_CONSTEXPR_CHAR_TRAITS friend auto operator==(basic_string_view lhs, + basic_string_view rhs) + -> bool { + return lhs.compare(rhs) == 0; + } + friend auto operator!=(basic_string_view lhs, basic_string_view rhs) -> bool { + return lhs.compare(rhs) != 0; + } + friend auto operator<(basic_string_view lhs, basic_string_view rhs) -> bool { + return lhs.compare(rhs) < 0; + } + friend auto operator<=(basic_string_view lhs, basic_string_view rhs) -> bool { + return lhs.compare(rhs) <= 0; + } + friend auto operator>(basic_string_view lhs, basic_string_view rhs) -> bool { + return lhs.compare(rhs) > 0; + } + friend auto operator>=(basic_string_view lhs, basic_string_view rhs) -> bool { + return lhs.compare(rhs) >= 0; + } +}; + +FMT_EXPORT +using string_view = basic_string_view; + +/** Specifies if ``T`` is a character type. Can be specialized by users. */ +FMT_EXPORT +template struct is_char : std::false_type {}; +template <> struct is_char : std::true_type {}; + +namespace detail { + +// A base class for compile-time strings. +struct compile_string {}; + +template +struct is_compile_string : std::is_base_of {}; + +template ::value)> +FMT_INLINE auto to_string_view(const Char* s) -> basic_string_view { + return s; +} +template +inline auto to_string_view(const std::basic_string& s) + -> basic_string_view { + return s; +} +template +constexpr auto to_string_view(basic_string_view s) + -> basic_string_view { + return s; +} +template >::value)> +inline auto to_string_view(std_string_view s) -> basic_string_view { + return s; +} +template ::value)> +constexpr auto to_string_view(const S& s) + -> basic_string_view { + return basic_string_view(s); +} +void to_string_view(...); + +// Specifies whether S is a string type convertible to fmt::basic_string_view. +// It should be a constexpr function but MSVC 2017 fails to compile it in +// enable_if and MSVC 2015 fails to compile it as an alias template. +// ADL is intentionally disabled as to_string_view is not an extension point. +template +struct is_string + : std::is_class()))> {}; + +template struct char_t_impl {}; +template struct char_t_impl::value>> { + using result = decltype(to_string_view(std::declval())); + using type = typename result::value_type; +}; + +enum class type { + none_type, + // Integer types should go first, + int_type, + uint_type, + long_long_type, + ulong_long_type, + int128_type, + uint128_type, + bool_type, + char_type, + last_integer_type = char_type, + // followed by floating-point types. + float_type, + double_type, + long_double_type, + last_numeric_type = long_double_type, + cstring_type, + string_type, + pointer_type, + custom_type +}; + +// Maps core type T to the corresponding type enum constant. +template +struct type_constant : std::integral_constant {}; + +#define FMT_TYPE_CONSTANT(Type, constant) \ + template \ + struct type_constant \ + : std::integral_constant {} + +FMT_TYPE_CONSTANT(int, int_type); +FMT_TYPE_CONSTANT(unsigned, uint_type); +FMT_TYPE_CONSTANT(long long, long_long_type); +FMT_TYPE_CONSTANT(unsigned long long, ulong_long_type); +FMT_TYPE_CONSTANT(int128_opt, int128_type); +FMT_TYPE_CONSTANT(uint128_opt, uint128_type); +FMT_TYPE_CONSTANT(bool, bool_type); +FMT_TYPE_CONSTANT(Char, char_type); +FMT_TYPE_CONSTANT(float, float_type); +FMT_TYPE_CONSTANT(double, double_type); +FMT_TYPE_CONSTANT(long double, long_double_type); +FMT_TYPE_CONSTANT(const Char*, cstring_type); +FMT_TYPE_CONSTANT(basic_string_view, string_type); +FMT_TYPE_CONSTANT(const void*, pointer_type); + +constexpr auto is_integral_type(type t) -> bool { + return t > type::none_type && t <= type::last_integer_type; +} +constexpr auto is_arithmetic_type(type t) -> bool { + return t > type::none_type && t <= type::last_numeric_type; +} + +constexpr auto set(type rhs) -> int { return 1 << static_cast(rhs); } +constexpr auto in(type t, int set) -> bool { + return ((set >> static_cast(t)) & 1) != 0; +} + +// Bitsets of types. +enum { + sint_set = + set(type::int_type) | set(type::long_long_type) | set(type::int128_type), + uint_set = set(type::uint_type) | set(type::ulong_long_type) | + set(type::uint128_type), + bool_set = set(type::bool_type), + char_set = set(type::char_type), + float_set = set(type::float_type) | set(type::double_type) | + set(type::long_double_type), + string_set = set(type::string_type), + cstring_set = set(type::cstring_type), + pointer_set = set(type::pointer_type) +}; + +// DEPRECATED! +FMT_NORETURN FMT_API void throw_format_error(const char* message); + +struct error_handler { + constexpr error_handler() = default; + + // This function is intentionally not constexpr to give a compile-time error. + FMT_NORETURN void on_error(const char* message) { + throw_format_error(message); + } +}; +} // namespace detail + +/** Throws ``format_error`` with a given message. */ +using detail::throw_format_error; + +/** String's character type. */ +template using char_t = typename detail::char_t_impl::type; + +/** + \rst + Parsing context consisting of a format string range being parsed and an + argument counter for automatic indexing. + You can use the ``format_parse_context`` type alias for ``char`` instead. + \endrst + */ +FMT_EXPORT +template class basic_format_parse_context { + private: + basic_string_view format_str_; + int next_arg_id_; + + FMT_CONSTEXPR void do_check_arg_id(int id); + + public: + using char_type = Char; + using iterator = const Char*; + + explicit constexpr basic_format_parse_context( + basic_string_view format_str, int next_arg_id = 0) + : format_str_(format_str), next_arg_id_(next_arg_id) {} + + /** + Returns an iterator to the beginning of the format string range being + parsed. + */ + constexpr auto begin() const noexcept -> iterator { + return format_str_.begin(); + } + + /** + Returns an iterator past the end of the format string range being parsed. + */ + constexpr auto end() const noexcept -> iterator { return format_str_.end(); } + + /** Advances the begin iterator to ``it``. */ + FMT_CONSTEXPR void advance_to(iterator it) { + format_str_.remove_prefix(detail::to_unsigned(it - begin())); + } + + /** + Reports an error if using the manual argument indexing; otherwise returns + the next argument index and switches to the automatic indexing. + */ + FMT_CONSTEXPR auto next_arg_id() -> int { + if (next_arg_id_ < 0) { + detail::throw_format_error( + "cannot switch from manual to automatic argument indexing"); + return 0; + } + int id = next_arg_id_++; + do_check_arg_id(id); + return id; + } + + /** + Reports an error if using the automatic argument indexing; otherwise + switches to the manual indexing. + */ + FMT_CONSTEXPR void check_arg_id(int id) { + if (next_arg_id_ > 0) { + detail::throw_format_error( + "cannot switch from automatic to manual argument indexing"); + return; + } + next_arg_id_ = -1; + do_check_arg_id(id); + } + FMT_CONSTEXPR void check_arg_id(basic_string_view) {} + FMT_CONSTEXPR void check_dynamic_spec(int arg_id); +}; + +FMT_EXPORT +using format_parse_context = basic_format_parse_context; + +namespace detail { +// A parse context with extra data used only in compile-time checks. +template +class compile_parse_context : public basic_format_parse_context { + private: + int num_args_; + const type* types_; + using base = basic_format_parse_context; + + public: + explicit FMT_CONSTEXPR compile_parse_context( + basic_string_view format_str, int num_args, const type* types, + int next_arg_id = 0) + : base(format_str, next_arg_id), num_args_(num_args), types_(types) {} + + constexpr auto num_args() const -> int { return num_args_; } + constexpr auto arg_type(int id) const -> type { return types_[id]; } + + FMT_CONSTEXPR auto next_arg_id() -> int { + int id = base::next_arg_id(); + if (id >= num_args_) throw_format_error("argument not found"); + return id; + } + + FMT_CONSTEXPR void check_arg_id(int id) { + base::check_arg_id(id); + if (id >= num_args_) throw_format_error("argument not found"); + } + using base::check_arg_id; + + FMT_CONSTEXPR void check_dynamic_spec(int arg_id) { + detail::ignore_unused(arg_id); +#if !defined(__LCC__) + if (arg_id < num_args_ && types_ && !is_integral_type(types_[arg_id])) + throw_format_error("width/precision is not integer"); +#endif + } +}; + +// Extracts a reference to the container from back_insert_iterator. +template +inline auto get_container(std::back_insert_iterator it) + -> Container& { + using base = std::back_insert_iterator; + struct accessor : base { + accessor(base b) : base(b) {} + using base::container; + }; + return *accessor(it).container; +} + +template +FMT_CONSTEXPR auto copy_str(InputIt begin, InputIt end, OutputIt out) + -> OutputIt { + while (begin != end) *out++ = static_cast(*begin++); + return out; +} + +template , U>::value&& is_char::value)> +FMT_CONSTEXPR auto copy_str(T* begin, T* end, U* out) -> U* { + if (is_constant_evaluated()) return copy_str(begin, end, out); + auto size = to_unsigned(end - begin); + if (size > 0) memcpy(out, begin, size * sizeof(U)); + return out + size; +} + +/** + \rst + A contiguous memory buffer with an optional growing ability. It is an internal + class and shouldn't be used directly, only via `~fmt::basic_memory_buffer`. + \endrst + */ +template class buffer { + private: + T* ptr_; + size_t size_; + size_t capacity_; + + protected: + // Don't initialize ptr_ since it is not accessed to save a few cycles. + FMT_MSC_WARNING(suppress : 26495) + FMT_CONSTEXPR buffer(size_t sz) noexcept : size_(sz), capacity_(sz) {} + + FMT_CONSTEXPR20 buffer(T* p = nullptr, size_t sz = 0, size_t cap = 0) noexcept + : ptr_(p), size_(sz), capacity_(cap) {} + + FMT_CONSTEXPR20 ~buffer() = default; + buffer(buffer&&) = default; + + /** Sets the buffer data and capacity. */ + FMT_CONSTEXPR void set(T* buf_data, size_t buf_capacity) noexcept { + ptr_ = buf_data; + capacity_ = buf_capacity; + } + + /** Increases the buffer capacity to hold at least *capacity* elements. */ + // DEPRECATED! + virtual FMT_CONSTEXPR20 void grow(size_t capacity) = 0; + + public: + using value_type = T; + using const_reference = const T&; + + buffer(const buffer&) = delete; + void operator=(const buffer&) = delete; + + FMT_INLINE auto begin() noexcept -> T* { return ptr_; } + FMT_INLINE auto end() noexcept -> T* { return ptr_ + size_; } + + FMT_INLINE auto begin() const noexcept -> const T* { return ptr_; } + FMT_INLINE auto end() const noexcept -> const T* { return ptr_ + size_; } + + /** Returns the size of this buffer. */ + constexpr auto size() const noexcept -> size_t { return size_; } + + /** Returns the capacity of this buffer. */ + constexpr auto capacity() const noexcept -> size_t { return capacity_; } + + /** Returns a pointer to the buffer data (not null-terminated). */ + FMT_CONSTEXPR auto data() noexcept -> T* { return ptr_; } + FMT_CONSTEXPR auto data() const noexcept -> const T* { return ptr_; } + + /** Clears this buffer. */ + void clear() { size_ = 0; } + + // Tries resizing the buffer to contain *count* elements. If T is a POD type + // the new elements may not be initialized. + FMT_CONSTEXPR20 void try_resize(size_t count) { + try_reserve(count); + size_ = count <= capacity_ ? count : capacity_; + } + + // Tries increasing the buffer capacity to *new_capacity*. It can increase the + // capacity by a smaller amount than requested but guarantees there is space + // for at least one additional element either by increasing the capacity or by + // flushing the buffer if it is full. + FMT_CONSTEXPR20 void try_reserve(size_t new_capacity) { + if (new_capacity > capacity_) grow(new_capacity); + } + + FMT_CONSTEXPR20 void push_back(const T& value) { + try_reserve(size_ + 1); + ptr_[size_++] = value; + } + + /** Appends data to the end of the buffer. */ + template void append(const U* begin, const U* end); + + template FMT_CONSTEXPR auto operator[](Idx index) -> T& { + return ptr_[index]; + } + template + FMT_CONSTEXPR auto operator[](Idx index) const -> const T& { + return ptr_[index]; + } +}; + +struct buffer_traits { + explicit buffer_traits(size_t) {} + auto count() const -> size_t { return 0; } + auto limit(size_t size) -> size_t { return size; } +}; + +class fixed_buffer_traits { + private: + size_t count_ = 0; + size_t limit_; + + public: + explicit fixed_buffer_traits(size_t limit) : limit_(limit) {} + auto count() const -> size_t { return count_; } + auto limit(size_t size) -> size_t { + size_t n = limit_ > count_ ? limit_ - count_ : 0; + count_ += size; + return size < n ? size : n; + } +}; + +// A buffer that writes to an output iterator when flushed. +template +class iterator_buffer final : public Traits, public buffer { + private: + OutputIt out_; + enum { buffer_size = 256 }; + T data_[buffer_size]; + + protected: + FMT_CONSTEXPR20 void grow(size_t) override { + if (this->size() == buffer_size) flush(); + } + + void flush() { + auto size = this->size(); + this->clear(); + out_ = copy_str(data_, data_ + this->limit(size), out_); + } + + public: + explicit iterator_buffer(OutputIt out, size_t n = buffer_size) + : Traits(n), buffer(data_, 0, buffer_size), out_(out) {} + iterator_buffer(iterator_buffer&& other) + : Traits(other), buffer(data_, 0, buffer_size), out_(other.out_) {} + ~iterator_buffer() { flush(); } + + auto out() -> OutputIt { + flush(); + return out_; + } + auto count() const -> size_t { return Traits::count() + this->size(); } +}; + +template +class iterator_buffer final + : public fixed_buffer_traits, + public buffer { + private: + T* out_; + enum { buffer_size = 256 }; + T data_[buffer_size]; + + protected: + FMT_CONSTEXPR20 void grow(size_t) override { + if (this->size() == this->capacity()) flush(); + } + + void flush() { + size_t n = this->limit(this->size()); + if (this->data() == out_) { + out_ += n; + this->set(data_, buffer_size); + } + this->clear(); + } + + public: + explicit iterator_buffer(T* out, size_t n = buffer_size) + : fixed_buffer_traits(n), buffer(out, 0, n), out_(out) {} + iterator_buffer(iterator_buffer&& other) + : fixed_buffer_traits(other), + buffer(std::move(other)), + out_(other.out_) { + if (this->data() != out_) { + this->set(data_, buffer_size); + this->clear(); + } + } + ~iterator_buffer() { flush(); } + + auto out() -> T* { + flush(); + return out_; + } + auto count() const -> size_t { + return fixed_buffer_traits::count() + this->size(); + } +}; + +template class iterator_buffer final : public buffer { + protected: + FMT_CONSTEXPR20 void grow(size_t) override {} + + public: + explicit iterator_buffer(T* out, size_t = 0) : buffer(out, 0, ~size_t()) {} + + auto out() -> T* { return &*this->end(); } +}; + +// A buffer that writes to a container with the contiguous storage. +template +class iterator_buffer, + enable_if_t::value, + typename Container::value_type>> + final : public buffer { + private: + Container& container_; + + protected: + FMT_CONSTEXPR20 void grow(size_t capacity) override { + container_.resize(capacity); + this->set(&container_[0], capacity); + } + + public: + explicit iterator_buffer(Container& c) + : buffer(c.size()), container_(c) {} + explicit iterator_buffer(std::back_insert_iterator out, size_t = 0) + : iterator_buffer(get_container(out)) {} + + auto out() -> std::back_insert_iterator { + return std::back_inserter(container_); + } +}; + +// A buffer that counts the number of code units written discarding the output. +template class counting_buffer final : public buffer { + private: + enum { buffer_size = 256 }; + T data_[buffer_size]; + size_t count_ = 0; + + protected: + FMT_CONSTEXPR20 void grow(size_t) override { + if (this->size() != buffer_size) return; + count_ += this->size(); + this->clear(); + } + + public: + counting_buffer() : buffer(data_, 0, buffer_size) {} + + auto count() -> size_t { return count_ + this->size(); } +}; +} // namespace detail + +template +FMT_CONSTEXPR void basic_format_parse_context::do_check_arg_id(int id) { + // Argument id is only checked at compile-time during parsing because + // formatting has its own validation. + if (detail::is_constant_evaluated() && + (!FMT_GCC_VERSION || FMT_GCC_VERSION >= 1200)) { + using context = detail::compile_parse_context; + if (id >= static_cast(this)->num_args()) + detail::throw_format_error("argument not found"); + } +} + +template +FMT_CONSTEXPR void basic_format_parse_context::check_dynamic_spec( + int arg_id) { + if (detail::is_constant_evaluated() && + (!FMT_GCC_VERSION || FMT_GCC_VERSION >= 1200)) { + using context = detail::compile_parse_context; + static_cast(this)->check_dynamic_spec(arg_id); + } +} + +FMT_EXPORT template class basic_format_arg; +FMT_EXPORT template class basic_format_args; +FMT_EXPORT template class dynamic_format_arg_store; + +// A formatter for objects of type T. +FMT_EXPORT +template +struct formatter { + // A deleted default constructor indicates a disabled formatter. + formatter() = delete; +}; + +// Specifies if T has an enabled formatter specialization. A type can be +// formattable even if it doesn't have a formatter e.g. via a conversion. +template +using has_formatter = + std::is_constructible>; + +// An output iterator that appends to a buffer. +// It is used to reduce symbol sizes for the common case. +class appender : public std::back_insert_iterator> { + using base = std::back_insert_iterator>; + + public: + using std::back_insert_iterator>::back_insert_iterator; + appender(base it) noexcept : base(it) {} + FMT_UNCHECKED_ITERATOR(appender); + + auto operator++() noexcept -> appender& { return *this; } + auto operator++(int) noexcept -> appender { return *this; } +}; + +namespace detail { + +template +constexpr auto has_const_formatter_impl(T*) + -> decltype(typename Context::template formatter_type().format( + std::declval(), std::declval()), + true) { + return true; +} +template +constexpr auto has_const_formatter_impl(...) -> bool { + return false; +} +template +constexpr auto has_const_formatter() -> bool { + return has_const_formatter_impl(static_cast(nullptr)); +} + +template +using buffer_appender = conditional_t::value, appender, + std::back_insert_iterator>>; + +// Maps an output iterator to a buffer. +template +auto get_buffer(OutputIt out) -> iterator_buffer { + return iterator_buffer(out); +} +template , Buf>::value)> +auto get_buffer(std::back_insert_iterator out) -> buffer& { + return get_container(out); +} + +template +FMT_INLINE auto get_iterator(Buf& buf, OutputIt) -> decltype(buf.out()) { + return buf.out(); +} +template +auto get_iterator(buffer&, OutputIt out) -> OutputIt { + return out; +} + +struct view {}; + +template struct named_arg : view { + const Char* name; + const T& value; + named_arg(const Char* n, const T& v) : name(n), value(v) {} +}; + +template struct named_arg_info { + const Char* name; + int id; +}; + +template +struct arg_data { + // args_[0].named_args points to named_args_ to avoid bloating format_args. + // +1 to workaround a bug in gcc 7.5 that causes duplicated-branches warning. + T args_[1 + (NUM_ARGS != 0 ? NUM_ARGS : +1)]; + named_arg_info named_args_[NUM_NAMED_ARGS]; + + template + arg_data(const U&... init) : args_{T(named_args_, NUM_NAMED_ARGS), init...} {} + arg_data(const arg_data& other) = delete; + auto args() const -> const T* { return args_ + 1; } + auto named_args() -> named_arg_info* { return named_args_; } +}; + +template +struct arg_data { + // +1 to workaround a bug in gcc 7.5 that causes duplicated-branches warning. + T args_[NUM_ARGS != 0 ? NUM_ARGS : +1]; + + template + FMT_CONSTEXPR FMT_INLINE arg_data(const U&... init) : args_{init...} {} + FMT_CONSTEXPR FMT_INLINE auto args() const -> const T* { return args_; } + FMT_CONSTEXPR FMT_INLINE auto named_args() -> std::nullptr_t { + return nullptr; + } +}; + +template +inline void init_named_args(named_arg_info*, int, int) {} + +template struct is_named_arg : std::false_type {}; +template struct is_statically_named_arg : std::false_type {}; + +template +struct is_named_arg> : std::true_type {}; + +template ::value)> +void init_named_args(named_arg_info* named_args, int arg_count, + int named_arg_count, const T&, const Tail&... args) { + init_named_args(named_args, arg_count + 1, named_arg_count, args...); +} + +template ::value)> +void init_named_args(named_arg_info* named_args, int arg_count, + int named_arg_count, const T& arg, const Tail&... args) { + named_args[named_arg_count++] = {arg.name, arg_count}; + init_named_args(named_args, arg_count + 1, named_arg_count, args...); +} + +template +FMT_CONSTEXPR FMT_INLINE void init_named_args(std::nullptr_t, int, int, + const Args&...) {} + +template constexpr auto count() -> size_t { return B ? 1 : 0; } +template constexpr auto count() -> size_t { + return (B1 ? 1 : 0) + count(); +} + +template constexpr auto count_named_args() -> size_t { + return count::value...>(); +} + +template +constexpr auto count_statically_named_args() -> size_t { + return count::value...>(); +} + +struct unformattable {}; +struct unformattable_char : unformattable {}; +struct unformattable_pointer : unformattable {}; + +template struct string_value { + const Char* data; + size_t size; +}; + +template struct named_arg_value { + const named_arg_info* data; + size_t size; +}; + +template struct custom_value { + using parse_context = typename Context::parse_context_type; + void* value; + void (*format)(void* arg, parse_context& parse_ctx, Context& ctx); +}; + +// A formatting argument value. +template class value { + public: + using char_type = typename Context::char_type; + + union { + monostate no_value; + int int_value; + unsigned uint_value; + long long long_long_value; + unsigned long long ulong_long_value; + int128_opt int128_value; + uint128_opt uint128_value; + bool bool_value; + char_type char_value; + float float_value; + double double_value; + long double long_double_value; + const void* pointer; + string_value string; + custom_value custom; + named_arg_value named_args; + }; + + constexpr FMT_INLINE value() : no_value() {} + constexpr FMT_INLINE value(int val) : int_value(val) {} + constexpr FMT_INLINE value(unsigned val) : uint_value(val) {} + constexpr FMT_INLINE value(long long val) : long_long_value(val) {} + constexpr FMT_INLINE value(unsigned long long val) : ulong_long_value(val) {} + FMT_INLINE value(int128_opt val) : int128_value(val) {} + FMT_INLINE value(uint128_opt val) : uint128_value(val) {} + constexpr FMT_INLINE value(float val) : float_value(val) {} + constexpr FMT_INLINE value(double val) : double_value(val) {} + FMT_INLINE value(long double val) : long_double_value(val) {} + constexpr FMT_INLINE value(bool val) : bool_value(val) {} + constexpr FMT_INLINE value(char_type val) : char_value(val) {} + FMT_CONSTEXPR FMT_INLINE value(const char_type* val) { + string.data = val; + if (is_constant_evaluated()) string.size = {}; + } + FMT_CONSTEXPR FMT_INLINE value(basic_string_view val) { + string.data = val.data(); + string.size = val.size(); + } + FMT_INLINE value(const void* val) : pointer(val) {} + FMT_INLINE value(const named_arg_info* args, size_t size) + : named_args{args, size} {} + + template FMT_CONSTEXPR20 FMT_INLINE value(T& val) { + using value_type = remove_const_t; + custom.value = const_cast(std::addressof(val)); + // Get the formatter type through the context to allow different contexts + // have different extension points, e.g. `formatter` for `format` and + // `printf_formatter` for `printf`. + custom.format = format_custom_arg< + value_type, typename Context::template formatter_type>; + } + value(unformattable); + value(unformattable_char); + value(unformattable_pointer); + + private: + // Formats an argument of a custom type, such as a user-defined class. + template + static void format_custom_arg(void* arg, + typename Context::parse_context_type& parse_ctx, + Context& ctx) { + auto f = Formatter(); + parse_ctx.advance_to(f.parse(parse_ctx)); + using qualified_type = + conditional_t(), const T, T>; + // Calling format through a mutable reference is deprecated. + ctx.advance_to(f.format(*static_cast(arg), ctx)); + } +}; + +// To minimize the number of types we need to deal with, long is translated +// either to int or to long long depending on its size. +enum { long_short = sizeof(long) == sizeof(int) }; +using long_type = conditional_t; +using ulong_type = conditional_t; + +template struct format_as_result { + template ::value || std::is_class::value)> + static auto map(U*) -> remove_cvref_t()))>; + static auto map(...) -> void; + + using type = decltype(map(static_cast(nullptr))); +}; +template using format_as_t = typename format_as_result::type; + +template +struct has_format_as + : bool_constant, void>::value> {}; + +// Maps formatting arguments to core types. +// arg_mapper reports errors by returning unformattable instead of using +// static_assert because it's used in the is_formattable trait. +template struct arg_mapper { + using char_type = typename Context::char_type; + + FMT_CONSTEXPR FMT_INLINE auto map(signed char val) -> int { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned char val) -> unsigned { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(short val) -> int { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned short val) -> unsigned { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(int val) -> int { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned val) -> unsigned { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(long val) -> long_type { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned long val) -> ulong_type { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(long long val) -> long long { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned long long val) + -> unsigned long long { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(int128_opt val) -> int128_opt { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(uint128_opt val) -> uint128_opt { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(bool val) -> bool { return val; } + + template ::value || + std::is_same::value)> + FMT_CONSTEXPR FMT_INLINE auto map(T val) -> char_type { + return val; + } + template ::value || +#ifdef __cpp_char8_t + std::is_same::value || +#endif + std::is_same::value || + std::is_same::value) && + !std::is_same::value, + int> = 0> + FMT_CONSTEXPR FMT_INLINE auto map(T) -> unformattable_char { + return {}; + } + + FMT_CONSTEXPR FMT_INLINE auto map(float val) -> float { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(double val) -> double { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(long double val) -> long double { + return val; + } + + FMT_CONSTEXPR FMT_INLINE auto map(char_type* val) -> const char_type* { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(const char_type* val) -> const char_type* { + return val; + } + template ::value && !std::is_pointer::value && + std::is_same>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T& val) + -> basic_string_view { + return to_string_view(val); + } + template ::value && !std::is_pointer::value && + !std::is_same>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T&) -> unformattable_char { + return {}; + } + + FMT_CONSTEXPR FMT_INLINE auto map(void* val) -> const void* { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(const void* val) -> const void* { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(std::nullptr_t val) -> const void* { + return val; + } + + // Use SFINAE instead of a const T* parameter to avoid a conflict with the + // array overload. + template < + typename T, + FMT_ENABLE_IF( + std::is_pointer::value || std::is_member_pointer::value || + std::is_function::type>::value || + (std::is_array::value && + !std::is_convertible::value))> + FMT_CONSTEXPR auto map(const T&) -> unformattable_pointer { + return {}; + } + + template ::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T (&values)[N]) -> const T (&)[N] { + return values; + } + + // Only map owning types because mapping views can be unsafe. + template , + FMT_ENABLE_IF(std::is_arithmetic::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T& val) + -> decltype(FMT_DECLTYPE_THIS map(U())) { + return map(format_as(val)); + } + + template > + struct formattable : bool_constant() || + (has_formatter::value && + !std::is_const::value)> {}; + + template ::value)> + FMT_CONSTEXPR FMT_INLINE auto do_map(T& val) -> T& { + return val; + } + template ::value)> + FMT_CONSTEXPR FMT_INLINE auto do_map(T&) -> unformattable { + return {}; + } + + template , + FMT_ENABLE_IF((std::is_class::value || std::is_enum::value || + std::is_union::value) && + !is_string::value && !is_char::value && + !is_named_arg::value && + !std::is_arithmetic>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(T& val) + -> decltype(FMT_DECLTYPE_THIS do_map(val)) { + return do_map(val); + } + + template ::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T& named_arg) + -> decltype(FMT_DECLTYPE_THIS map(named_arg.value)) { + return map(named_arg.value); + } + + auto map(...) -> unformattable { return {}; } +}; + +// A type constant after applying arg_mapper. +template +using mapped_type_constant = + type_constant().map(std::declval())), + typename Context::char_type>; + +enum { packed_arg_bits = 4 }; +// Maximum number of arguments with packed types. +enum { max_packed_args = 62 / packed_arg_bits }; +enum : unsigned long long { is_unpacked_bit = 1ULL << 63 }; +enum : unsigned long long { has_named_args_bit = 1ULL << 62 }; + +template +auto copy_str(InputIt begin, InputIt end, appender out) -> appender { + get_container(out).append(begin, end); + return out; +} +template +auto copy_str(InputIt begin, InputIt end, + std::back_insert_iterator out) + -> std::back_insert_iterator { + get_container(out).append(begin, end); + return out; +} + +template +FMT_CONSTEXPR auto copy_str(R&& rng, OutputIt out) -> OutputIt { + return detail::copy_str(rng.begin(), rng.end(), out); +} + +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 500 +// A workaround for gcc 4.8 to make void_t work in a SFINAE context. +template struct void_t_impl { + using type = void; +}; +template using void_t = typename void_t_impl::type; +#else +template using void_t = void; +#endif + +template +struct is_output_iterator : std::false_type {}; + +template +struct is_output_iterator< + It, T, + void_t::iterator_category, + decltype(*std::declval() = std::declval())>> + : std::true_type {}; + +template struct is_back_insert_iterator : std::false_type {}; +template +struct is_back_insert_iterator> + : std::true_type {}; + +// A type-erased reference to an std::locale to avoid a heavy include. +class locale_ref { + private: + const void* locale_; // A type-erased pointer to std::locale. + + public: + constexpr FMT_INLINE locale_ref() : locale_(nullptr) {} + template explicit locale_ref(const Locale& loc); + + explicit operator bool() const noexcept { return locale_ != nullptr; } + + template auto get() const -> Locale; +}; + +template constexpr auto encode_types() -> unsigned long long { + return 0; +} + +template +constexpr auto encode_types() -> unsigned long long { + return static_cast(mapped_type_constant::value) | + (encode_types() << packed_arg_bits); +} + +#if defined(__cpp_if_constexpr) +// This type is intentionally undefined, only used for errors +template struct type_is_unformattable_for; +#endif + +template +FMT_CONSTEXPR FMT_INLINE auto make_arg(T& val) -> value { + using arg_type = remove_cvref_t().map(val))>; + + constexpr bool formattable_char = + !std::is_same::value; + static_assert(formattable_char, "Mixing character types is disallowed."); + + // Formatting of arbitrary pointers is disallowed. If you want to format a + // pointer cast it to `void*` or `const void*`. In particular, this forbids + // formatting of `[const] volatile char*` printed as bool by iostreams. + constexpr bool formattable_pointer = + !std::is_same::value; + static_assert(formattable_pointer, + "Formatting of non-void pointers is disallowed."); + + constexpr bool formattable = !std::is_same::value; +#if defined(__cpp_if_constexpr) + if constexpr (!formattable) { + type_is_unformattable_for _; + } +#endif + static_assert( + formattable, + "Cannot format an argument. To make type T formattable provide a " + "formatter specialization: https://fmt.dev/latest/api.html#udt"); + return {arg_mapper().map(val)}; +} + +template +FMT_CONSTEXPR auto make_arg(T& val) -> basic_format_arg { + auto arg = basic_format_arg(); + arg.type_ = mapped_type_constant::value; + arg.value_ = make_arg(val); + return arg; +} + +template +FMT_CONSTEXPR inline auto make_arg(T& val) -> basic_format_arg { + return make_arg(val); +} +} // namespace detail +FMT_BEGIN_EXPORT + +// A formatting argument. Context is a template parameter for the compiled API +// where output can be unbuffered. +template class basic_format_arg { + private: + detail::value value_; + detail::type type_; + + template + friend FMT_CONSTEXPR auto detail::make_arg(T& value) + -> basic_format_arg; + + template + friend FMT_CONSTEXPR auto visit_format_arg(Visitor&& vis, + const basic_format_arg& arg) + -> decltype(vis(0)); + + friend class basic_format_args; + friend class dynamic_format_arg_store; + + using char_type = typename Context::char_type; + + template + friend struct detail::arg_data; + + basic_format_arg(const detail::named_arg_info* args, size_t size) + : value_(args, size) {} + + public: + class handle { + public: + explicit handle(detail::custom_value custom) : custom_(custom) {} + + void format(typename Context::parse_context_type& parse_ctx, + Context& ctx) const { + custom_.format(custom_.value, parse_ctx, ctx); + } + + private: + detail::custom_value custom_; + }; + + constexpr basic_format_arg() : type_(detail::type::none_type) {} + + constexpr explicit operator bool() const noexcept { + return type_ != detail::type::none_type; + } + + auto type() const -> detail::type { return type_; } + + auto is_integral() const -> bool { return detail::is_integral_type(type_); } + auto is_arithmetic() const -> bool { + return detail::is_arithmetic_type(type_); + } + + FMT_INLINE auto format_custom(const char_type* parse_begin, + typename Context::parse_context_type& parse_ctx, + Context& ctx) -> bool { + if (type_ != detail::type::custom_type) return false; + parse_ctx.advance_to(parse_begin); + value_.custom.format(value_.custom.value, parse_ctx, ctx); + return true; + } +}; + +/** + \rst + Visits an argument dispatching to the appropriate visit method based on + the argument type. For example, if the argument type is ``double`` then + ``vis(value)`` will be called with the value of type ``double``. + \endrst + */ +// DEPRECATED! +template +FMT_CONSTEXPR FMT_INLINE auto visit_format_arg( + Visitor&& vis, const basic_format_arg& arg) -> decltype(vis(0)) { + switch (arg.type_) { + case detail::type::none_type: + break; + case detail::type::int_type: + return vis(arg.value_.int_value); + case detail::type::uint_type: + return vis(arg.value_.uint_value); + case detail::type::long_long_type: + return vis(arg.value_.long_long_value); + case detail::type::ulong_long_type: + return vis(arg.value_.ulong_long_value); + case detail::type::int128_type: + return vis(detail::convert_for_visit(arg.value_.int128_value)); + case detail::type::uint128_type: + return vis(detail::convert_for_visit(arg.value_.uint128_value)); + case detail::type::bool_type: + return vis(arg.value_.bool_value); + case detail::type::char_type: + return vis(arg.value_.char_value); + case detail::type::float_type: + return vis(arg.value_.float_value); + case detail::type::double_type: + return vis(arg.value_.double_value); + case detail::type::long_double_type: + return vis(arg.value_.long_double_value); + case detail::type::cstring_type: + return vis(arg.value_.string.data); + case detail::type::string_type: + using sv = basic_string_view; + return vis(sv(arg.value_.string.data, arg.value_.string.size)); + case detail::type::pointer_type: + return vis(arg.value_.pointer); + case detail::type::custom_type: + return vis(typename basic_format_arg::handle(arg.value_.custom)); + } + return vis(monostate()); +} + +// Formatting context. +template class basic_format_context { + private: + OutputIt out_; + basic_format_args args_; + detail::locale_ref loc_; + + public: + using iterator = OutputIt; + using format_arg = basic_format_arg; + using format_args = basic_format_args; + using parse_context_type = basic_format_parse_context; + template using formatter_type = formatter; + + /** The character type for the output. */ + using char_type = Char; + + basic_format_context(basic_format_context&&) = default; + basic_format_context(const basic_format_context&) = delete; + void operator=(const basic_format_context&) = delete; + /** + Constructs a ``basic_format_context`` object. References to the arguments + are stored in the object so make sure they have appropriate lifetimes. + */ + constexpr basic_format_context(OutputIt out, format_args ctx_args, + detail::locale_ref loc = {}) + : out_(out), args_(ctx_args), loc_(loc) {} + + constexpr auto arg(int id) const -> format_arg { return args_.get(id); } + FMT_CONSTEXPR auto arg(basic_string_view name) -> format_arg { + return args_.get(name); + } + FMT_CONSTEXPR auto arg_id(basic_string_view name) -> int { + return args_.get_id(name); + } + auto args() const -> const format_args& { return args_; } + + // DEPRECATED! + FMT_CONSTEXPR auto error_handler() -> detail::error_handler { return {}; } + void on_error(const char* message) { error_handler().on_error(message); } + + // Returns an iterator to the beginning of the output range. + FMT_CONSTEXPR auto out() -> iterator { return out_; } + + // Advances the begin iterator to ``it``. + void advance_to(iterator it) { + if (!detail::is_back_insert_iterator()) out_ = it; + } + + FMT_CONSTEXPR auto locale() -> detail::locale_ref { return loc_; } +}; + +template +using buffer_context = + basic_format_context, Char>; +using format_context = buffer_context; + +template +using is_formattable = bool_constant>() + .map(std::declval()))>::value>; + +/** + \rst + An array of references to arguments. It can be implicitly converted into + `~fmt::basic_format_args` for passing into type-erased formatting functions + such as `~fmt::vformat`. + \endrst + */ +template +class format_arg_store +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 + // Workaround a GCC template argument substitution bug. + : public basic_format_args +#endif +{ + private: + static const size_t num_args = sizeof...(Args); + static constexpr size_t num_named_args = detail::count_named_args(); + static const bool is_packed = num_args <= detail::max_packed_args; + + using value_type = conditional_t, + basic_format_arg>; + + detail::arg_data + data_; + + friend class basic_format_args; + + static constexpr unsigned long long desc = + (is_packed ? detail::encode_types() + : detail::is_unpacked_bit | num_args) | + (num_named_args != 0 + ? static_cast(detail::has_named_args_bit) + : 0); + + public: + template + FMT_CONSTEXPR FMT_INLINE format_arg_store(T&... args) + : +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 + basic_format_args(*this), +#endif + data_{detail::make_arg(args)...} { + if (detail::const_check(num_named_args != 0)) + detail::init_named_args(data_.named_args(), 0, 0, args...); + } +}; + +/** + \rst + Constructs a `~fmt::format_arg_store` object that contains references to + arguments and can be implicitly converted to `~fmt::format_args`. `Context` + can be omitted in which case it defaults to `~fmt::format_context`. + See `~fmt::arg` for lifetime considerations. + \endrst + */ +// Arguments are taken by lvalue references to avoid some lifetime issues. +template +constexpr auto make_format_args(T&... args) + -> format_arg_store...> { + return {args...}; +} + +/** + \rst + Returns a named argument to be used in a formatting function. + It should only be used in a call to a formatting function or + `dynamic_format_arg_store::push_back`. + + **Example**:: + + fmt::print("Elapsed time: {s:.2f} seconds", fmt::arg("s", 1.23)); + \endrst + */ +template +inline auto arg(const Char* name, const T& arg) -> detail::named_arg { + static_assert(!detail::is_named_arg(), "nested named arguments"); + return {name, arg}; +} +FMT_END_EXPORT + +/** + \rst + A view of a collection of formatting arguments. To avoid lifetime issues it + should only be used as a parameter type in type-erased functions such as + ``vformat``:: + + void vlog(string_view format_str, format_args args); // OK + format_args args = make_format_args(); // Error: dangling reference + \endrst + */ +template class basic_format_args { + public: + using size_type = int; + using format_arg = basic_format_arg; + + private: + // A descriptor that contains information about formatting arguments. + // If the number of arguments is less or equal to max_packed_args then + // argument types are passed in the descriptor. This reduces binary code size + // per formatting function call. + unsigned long long desc_; + union { + // If is_packed() returns true then argument values are stored in values_; + // otherwise they are stored in args_. This is done to improve cache + // locality and reduce compiled code size since storing larger objects + // may require more code (at least on x86-64) even if the same amount of + // data is actually copied to stack. It saves ~10% on the bloat test. + const detail::value* values_; + const format_arg* args_; + }; + + constexpr auto is_packed() const -> bool { + return (desc_ & detail::is_unpacked_bit) == 0; + } + auto has_named_args() const -> bool { + return (desc_ & detail::has_named_args_bit) != 0; + } + + FMT_CONSTEXPR auto type(int index) const -> detail::type { + int shift = index * detail::packed_arg_bits; + unsigned int mask = (1 << detail::packed_arg_bits) - 1; + return static_cast((desc_ >> shift) & mask); + } + + constexpr FMT_INLINE basic_format_args(unsigned long long desc, + const detail::value* values) + : desc_(desc), values_(values) {} + constexpr basic_format_args(unsigned long long desc, const format_arg* args) + : desc_(desc), args_(args) {} + + public: + constexpr basic_format_args() : desc_(0), args_(nullptr) {} + + /** + \rst + Constructs a `basic_format_args` object from `~fmt::format_arg_store`. + \endrst + */ + template + constexpr FMT_INLINE basic_format_args( + const format_arg_store& store) + : basic_format_args(format_arg_store::desc, + store.data_.args()) {} + + /** + \rst + Constructs a `basic_format_args` object from + `~fmt::dynamic_format_arg_store`. + \endrst + */ + constexpr FMT_INLINE basic_format_args( + const dynamic_format_arg_store& store) + : basic_format_args(store.get_types(), store.data()) {} + + /** + \rst + Constructs a `basic_format_args` object from a dynamic set of arguments. + \endrst + */ + constexpr basic_format_args(const format_arg* args, int count) + : basic_format_args(detail::is_unpacked_bit | detail::to_unsigned(count), + args) {} + + /** Returns the argument with the specified id. */ + FMT_CONSTEXPR auto get(int id) const -> format_arg { + format_arg arg; + if (!is_packed()) { + if (id < max_size()) arg = args_[id]; + return arg; + } + if (id >= detail::max_packed_args) return arg; + arg.type_ = type(id); + if (arg.type_ == detail::type::none_type) return arg; + arg.value_ = values_[id]; + return arg; + } + + template + auto get(basic_string_view name) const -> format_arg { + int id = get_id(name); + return id >= 0 ? get(id) : format_arg(); + } + + template + auto get_id(basic_string_view name) const -> int { + if (!has_named_args()) return -1; + const auto& named_args = + (is_packed() ? values_[-1] : args_[-1].value_).named_args; + for (size_t i = 0; i < named_args.size; ++i) { + if (named_args.data[i].name == name) return named_args.data[i].id; + } + return -1; + } + + auto max_size() const -> int { + unsigned long long max_packed = detail::max_packed_args; + return static_cast(is_packed() ? max_packed + : desc_ & ~detail::is_unpacked_bit); + } +}; + +/** An alias to ``basic_format_args``. */ +// A separate type would result in shorter symbols but break ABI compatibility +// between clang and gcc on ARM (#1919). +FMT_EXPORT using format_args = basic_format_args; + +// We cannot use enum classes as bit fields because of a gcc bug, so we put them +// in namespaces instead (https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61414). +// Additionally, if an underlying type is specified, older gcc incorrectly warns +// that the type is too small. Both bugs are fixed in gcc 9.3. +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 903 +# define FMT_ENUM_UNDERLYING_TYPE(type) +#else +# define FMT_ENUM_UNDERLYING_TYPE(type) : type +#endif +namespace align { +enum type FMT_ENUM_UNDERLYING_TYPE(unsigned char){none, left, right, center, + numeric}; +} +using align_t = align::type; +namespace sign { +enum type FMT_ENUM_UNDERLYING_TYPE(unsigned char){none, minus, plus, space}; +} +using sign_t = sign::type; + +namespace detail { + +// Workaround an array initialization issue in gcc 4.8. +template struct fill_t { + private: + enum { max_size = 4 }; + Char data_[max_size] = {Char(' '), Char(0), Char(0), Char(0)}; + unsigned char size_ = 1; + + public: + FMT_CONSTEXPR void operator=(basic_string_view s) { + auto size = s.size(); + FMT_ASSERT(size <= max_size, "invalid fill"); + for (size_t i = 0; i < size; ++i) data_[i] = s[i]; + size_ = static_cast(size); + } + + constexpr auto size() const -> size_t { return size_; } + constexpr auto data() const -> const Char* { return data_; } + + FMT_CONSTEXPR auto operator[](size_t index) -> Char& { return data_[index]; } + FMT_CONSTEXPR auto operator[](size_t index) const -> const Char& { + return data_[index]; + } +}; +} // namespace detail + +enum class presentation_type : unsigned char { + none, + dec, // 'd' + oct, // 'o' + hex_lower, // 'x' + hex_upper, // 'X' + bin_lower, // 'b' + bin_upper, // 'B' + hexfloat_lower, // 'a' + hexfloat_upper, // 'A' + exp_lower, // 'e' + exp_upper, // 'E' + fixed_lower, // 'f' + fixed_upper, // 'F' + general_lower, // 'g' + general_upper, // 'G' + chr, // 'c' + string, // 's' + pointer, // 'p' + debug // '?' +}; + +// Format specifiers for built-in and string types. +template struct format_specs { + int width; + int precision; + presentation_type type; + align_t align : 4; + sign_t sign : 3; + bool alt : 1; // Alternate form ('#'). + bool localized : 1; + detail::fill_t fill; + + constexpr format_specs() + : width(0), + precision(-1), + type(presentation_type::none), + align(align::none), + sign(sign::none), + alt(false), + localized(false) {} +}; + +namespace detail { + +enum class arg_id_kind { none, index, name }; + +// An argument reference. +template struct arg_ref { + FMT_CONSTEXPR arg_ref() : kind(arg_id_kind::none), val() {} + + FMT_CONSTEXPR explicit arg_ref(int index) + : kind(arg_id_kind::index), val(index) {} + FMT_CONSTEXPR explicit arg_ref(basic_string_view name) + : kind(arg_id_kind::name), val(name) {} + + FMT_CONSTEXPR auto operator=(int idx) -> arg_ref& { + kind = arg_id_kind::index; + val.index = idx; + return *this; + } + + arg_id_kind kind; + union value { + FMT_CONSTEXPR value(int idx = 0) : index(idx) {} + FMT_CONSTEXPR value(basic_string_view n) : name(n) {} + + int index; + basic_string_view name; + } val; +}; + +// Format specifiers with width and precision resolved at formatting rather +// than parsing time to allow reusing the same parsed specifiers with +// different sets of arguments (precompilation of format strings). +template +struct dynamic_format_specs : format_specs { + arg_ref width_ref; + arg_ref precision_ref; +}; + +// Converts a character to ASCII. Returns '\0' on conversion failure. +template ::value)> +constexpr auto to_ascii(Char c) -> char { + return c <= 0xff ? static_cast(c) : '\0'; +} +template ::value)> +constexpr auto to_ascii(Char c) -> char { + return c <= 0xff ? static_cast(c) : '\0'; +} + +// Returns the number of code units in a code point or 1 on error. +template +FMT_CONSTEXPR auto code_point_length(const Char* begin) -> int { + if (const_check(sizeof(Char) != 1)) return 1; + auto c = static_cast(*begin); + return static_cast((0x3a55000000000000ull >> (2 * (c >> 3))) & 0x3) + 1; +} + +// Return the result via the out param to workaround gcc bug 77539. +template +FMT_CONSTEXPR auto find(Ptr first, Ptr last, T value, Ptr& out) -> bool { + for (out = first; out != last; ++out) { + if (*out == value) return true; + } + return false; +} + +template <> +inline auto find(const char* first, const char* last, char value, + const char*& out) -> bool { + out = static_cast( + std::memchr(first, value, to_unsigned(last - first))); + return out != nullptr; +} + +// Parses the range [begin, end) as an unsigned integer. This function assumes +// that the range is non-empty and the first character is a digit. +template +FMT_CONSTEXPR auto parse_nonnegative_int(const Char*& begin, const Char* end, + int error_value) noexcept -> int { + FMT_ASSERT(begin != end && '0' <= *begin && *begin <= '9', ""); + unsigned value = 0, prev = 0; + auto p = begin; + do { + prev = value; + value = value * 10 + unsigned(*p - '0'); + ++p; + } while (p != end && '0' <= *p && *p <= '9'); + auto num_digits = p - begin; + begin = p; + if (num_digits <= std::numeric_limits::digits10) + return static_cast(value); + // Check for overflow. + const unsigned max = to_unsigned((std::numeric_limits::max)()); + return num_digits == std::numeric_limits::digits10 + 1 && + prev * 10ull + unsigned(p[-1] - '0') <= max + ? static_cast(value) + : error_value; +} + +FMT_CONSTEXPR inline auto parse_align(char c) -> align_t { + switch (c) { + case '<': + return align::left; + case '>': + return align::right; + case '^': + return align::center; + } + return align::none; +} + +template constexpr auto is_name_start(Char c) -> bool { + return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z') || c == '_'; +} + +template +FMT_CONSTEXPR auto do_parse_arg_id(const Char* begin, const Char* end, + Handler&& handler) -> const Char* { + Char c = *begin; + if (c >= '0' && c <= '9') { + int index = 0; + constexpr int max = (std::numeric_limits::max)(); + if (c != '0') + index = parse_nonnegative_int(begin, end, max); + else + ++begin; + if (begin == end || (*begin != '}' && *begin != ':')) + throw_format_error("invalid format string"); + else + handler.on_index(index); + return begin; + } + if (!is_name_start(c)) { + throw_format_error("invalid format string"); + return begin; + } + auto it = begin; + do { + ++it; + } while (it != end && (is_name_start(*it) || ('0' <= *it && *it <= '9'))); + handler.on_name({begin, to_unsigned(it - begin)}); + return it; +} + +template +FMT_CONSTEXPR FMT_INLINE auto parse_arg_id(const Char* begin, const Char* end, + Handler&& handler) -> const Char* { + FMT_ASSERT(begin != end, ""); + Char c = *begin; + if (c != '}' && c != ':') return do_parse_arg_id(begin, end, handler); + handler.on_auto(); + return begin; +} + +template struct dynamic_spec_id_handler { + basic_format_parse_context& ctx; + arg_ref& ref; + + FMT_CONSTEXPR void on_auto() { + int id = ctx.next_arg_id(); + ref = arg_ref(id); + ctx.check_dynamic_spec(id); + } + FMT_CONSTEXPR void on_index(int id) { + ref = arg_ref(id); + ctx.check_arg_id(id); + ctx.check_dynamic_spec(id); + } + FMT_CONSTEXPR void on_name(basic_string_view id) { + ref = arg_ref(id); + ctx.check_arg_id(id); + } +}; + +// Parses [integer | "{" [arg_id] "}"]. +template +FMT_CONSTEXPR auto parse_dynamic_spec(const Char* begin, const Char* end, + int& value, arg_ref& ref, + basic_format_parse_context& ctx) + -> const Char* { + FMT_ASSERT(begin != end, ""); + if ('0' <= *begin && *begin <= '9') { + int val = parse_nonnegative_int(begin, end, -1); + if (val != -1) + value = val; + else + throw_format_error("number is too big"); + } else if (*begin == '{') { + ++begin; + auto handler = dynamic_spec_id_handler{ctx, ref}; + if (begin != end) begin = parse_arg_id(begin, end, handler); + if (begin != end && *begin == '}') return ++begin; + throw_format_error("invalid format string"); + } + return begin; +} + +template +FMT_CONSTEXPR auto parse_precision(const Char* begin, const Char* end, + int& value, arg_ref& ref, + basic_format_parse_context& ctx) + -> const Char* { + ++begin; + if (begin == end || *begin == '}') { + throw_format_error("invalid precision"); + return begin; + } + return parse_dynamic_spec(begin, end, value, ref, ctx); +} + +enum class state { start, align, sign, hash, zero, width, precision, locale }; + +// Parses standard format specifiers. +template +FMT_CONSTEXPR FMT_INLINE auto parse_format_specs( + const Char* begin, const Char* end, dynamic_format_specs& specs, + basic_format_parse_context& ctx, type arg_type) -> const Char* { + auto c = '\0'; + if (end - begin > 1) { + auto next = to_ascii(begin[1]); + c = parse_align(next) == align::none ? to_ascii(*begin) : '\0'; + } else { + if (begin == end) return begin; + c = to_ascii(*begin); + } + + struct { + state current_state = state::start; + FMT_CONSTEXPR void operator()(state s, bool valid = true) { + if (current_state >= s || !valid) + throw_format_error("invalid format specifier"); + current_state = s; + } + } enter_state; + + using pres = presentation_type; + constexpr auto integral_set = sint_set | uint_set | bool_set | char_set; + struct { + const Char*& begin; + dynamic_format_specs& specs; + type arg_type; + + FMT_CONSTEXPR auto operator()(pres pres_type, int set) -> const Char* { + if (!in(arg_type, set)) { + if (arg_type == type::none_type) return begin; + throw_format_error("invalid format specifier"); + } + specs.type = pres_type; + return begin + 1; + } + } parse_presentation_type{begin, specs, arg_type}; + + for (;;) { + switch (c) { + case '<': + case '>': + case '^': + enter_state(state::align); + specs.align = parse_align(c); + ++begin; + break; + case '+': + case '-': + case ' ': + if (arg_type == type::none_type) return begin; + enter_state(state::sign, in(arg_type, sint_set | float_set)); + switch (c) { + case '+': + specs.sign = sign::plus; + break; + case '-': + specs.sign = sign::minus; + break; + case ' ': + specs.sign = sign::space; + break; + } + ++begin; + break; + case '#': + if (arg_type == type::none_type) return begin; + enter_state(state::hash, is_arithmetic_type(arg_type)); + specs.alt = true; + ++begin; + break; + case '0': + enter_state(state::zero); + if (!is_arithmetic_type(arg_type)) { + if (arg_type == type::none_type) return begin; + throw_format_error("format specifier requires numeric argument"); + } + if (specs.align == align::none) { + // Ignore 0 if align is specified for compatibility with std::format. + specs.align = align::numeric; + specs.fill[0] = Char('0'); + } + ++begin; + break; + case '1': + case '2': + case '3': + case '4': + case '5': + case '6': + case '7': + case '8': + case '9': + case '{': + enter_state(state::width); + begin = parse_dynamic_spec(begin, end, specs.width, specs.width_ref, ctx); + break; + case '.': + if (arg_type == type::none_type) return begin; + enter_state(state::precision, + in(arg_type, float_set | string_set | cstring_set)); + begin = parse_precision(begin, end, specs.precision, specs.precision_ref, + ctx); + break; + case 'L': + if (arg_type == type::none_type) return begin; + enter_state(state::locale, is_arithmetic_type(arg_type)); + specs.localized = true; + ++begin; + break; + case 'd': + return parse_presentation_type(pres::dec, integral_set); + case 'o': + return parse_presentation_type(pres::oct, integral_set); + case 'x': + return parse_presentation_type(pres::hex_lower, integral_set); + case 'X': + return parse_presentation_type(pres::hex_upper, integral_set); + case 'b': + return parse_presentation_type(pres::bin_lower, integral_set); + case 'B': + return parse_presentation_type(pres::bin_upper, integral_set); + case 'a': + return parse_presentation_type(pres::hexfloat_lower, float_set); + case 'A': + return parse_presentation_type(pres::hexfloat_upper, float_set); + case 'e': + return parse_presentation_type(pres::exp_lower, float_set); + case 'E': + return parse_presentation_type(pres::exp_upper, float_set); + case 'f': + return parse_presentation_type(pres::fixed_lower, float_set); + case 'F': + return parse_presentation_type(pres::fixed_upper, float_set); + case 'g': + return parse_presentation_type(pres::general_lower, float_set); + case 'G': + return parse_presentation_type(pres::general_upper, float_set); + case 'c': + if (arg_type == type::bool_type) + throw_format_error("invalid format specifier"); + return parse_presentation_type(pres::chr, integral_set); + case 's': + return parse_presentation_type(pres::string, + bool_set | string_set | cstring_set); + case 'p': + return parse_presentation_type(pres::pointer, pointer_set | cstring_set); + case '?': + return parse_presentation_type(pres::debug, + char_set | string_set | cstring_set); + case '}': + return begin; + default: { + if (*begin == '}') return begin; + // Parse fill and alignment. + auto fill_end = begin + code_point_length(begin); + if (end - fill_end <= 0) { + throw_format_error("invalid format specifier"); + return begin; + } + if (*begin == '{') { + throw_format_error("invalid fill character '{'"); + return begin; + } + auto align = parse_align(to_ascii(*fill_end)); + enter_state(state::align, align != align::none); + specs.fill = {begin, to_unsigned(fill_end - begin)}; + specs.align = align; + begin = fill_end + 1; + } + } + if (begin == end) return begin; + c = to_ascii(*begin); + } +} + +template +FMT_CONSTEXPR auto parse_replacement_field(const Char* begin, const Char* end, + Handler&& handler) -> const Char* { + struct id_adapter { + Handler& handler; + int arg_id; + + FMT_CONSTEXPR void on_auto() { arg_id = handler.on_arg_id(); } + FMT_CONSTEXPR void on_index(int id) { arg_id = handler.on_arg_id(id); } + FMT_CONSTEXPR void on_name(basic_string_view id) { + arg_id = handler.on_arg_id(id); + } + }; + + ++begin; + if (begin == end) return handler.on_error("invalid format string"), end; + if (*begin == '}') { + handler.on_replacement_field(handler.on_arg_id(), begin); + } else if (*begin == '{') { + handler.on_text(begin, begin + 1); + } else { + auto adapter = id_adapter{handler, 0}; + begin = parse_arg_id(begin, end, adapter); + Char c = begin != end ? *begin : Char(); + if (c == '}') { + handler.on_replacement_field(adapter.arg_id, begin); + } else if (c == ':') { + begin = handler.on_format_specs(adapter.arg_id, begin + 1, end); + if (begin == end || *begin != '}') + return handler.on_error("unknown format specifier"), end; + } else { + return handler.on_error("missing '}' in format string"), end; + } + } + return begin + 1; +} + +template +FMT_CONSTEXPR FMT_INLINE void parse_format_string( + basic_string_view format_str, Handler&& handler) { + auto begin = format_str.data(); + auto end = begin + format_str.size(); + if (end - begin < 32) { + // Use a simple loop instead of memchr for small strings. + const Char* p = begin; + while (p != end) { + auto c = *p++; + if (c == '{') { + handler.on_text(begin, p - 1); + begin = p = parse_replacement_field(p - 1, end, handler); + } else if (c == '}') { + if (p == end || *p != '}') + return handler.on_error("unmatched '}' in format string"); + handler.on_text(begin, p); + begin = ++p; + } + } + handler.on_text(begin, end); + return; + } + struct writer { + FMT_CONSTEXPR void operator()(const Char* from, const Char* to) { + if (from == to) return; + for (;;) { + const Char* p = nullptr; + if (!find(from, to, Char('}'), p)) + return handler_.on_text(from, to); + ++p; + if (p == to || *p != '}') + return handler_.on_error("unmatched '}' in format string"); + handler_.on_text(from, p); + from = p + 1; + } + } + Handler& handler_; + } write = {handler}; + while (begin != end) { + // Doing two passes with memchr (one for '{' and another for '}') is up to + // 2.5x faster than the naive one-pass implementation on big format strings. + const Char* p = begin; + if (*begin != '{' && !find(begin + 1, end, Char('{'), p)) + return write(begin, end); + write(begin, p); + begin = parse_replacement_field(p, end, handler); + } +} + +template ::value> struct strip_named_arg { + using type = T; +}; +template struct strip_named_arg { + using type = remove_cvref_t; +}; + +template +FMT_CONSTEXPR auto parse_format_specs(ParseContext& ctx) + -> decltype(ctx.begin()) { + using char_type = typename ParseContext::char_type; + using context = buffer_context; + using mapped_type = conditional_t< + mapped_type_constant::value != type::custom_type, + decltype(arg_mapper().map(std::declval())), + typename strip_named_arg::type>; +#if defined(__cpp_if_constexpr) + if constexpr (std::is_default_constructible< + formatter>::value) { + return formatter().parse(ctx); + } else { + type_is_unformattable_for _; + return ctx.begin(); + } +#else + return formatter().parse(ctx); +#endif +} + +// Checks char specs and returns true iff the presentation type is char-like. +template +FMT_CONSTEXPR auto check_char_specs(const format_specs& specs) -> bool { + if (specs.type != presentation_type::none && + specs.type != presentation_type::chr && + specs.type != presentation_type::debug) { + return false; + } + if (specs.align == align::numeric || specs.sign != sign::none || specs.alt) + throw_format_error("invalid format specifier for char"); + return true; +} + +#if FMT_USE_NONTYPE_TEMPLATE_ARGS +template +constexpr auto get_arg_index_by_name(basic_string_view name) -> int { + if constexpr (is_statically_named_arg()) { + if (name == T::name) return N; + } + if constexpr (sizeof...(Args) > 0) + return get_arg_index_by_name(name); + (void)name; // Workaround an MSVC bug about "unused" parameter. + return -1; +} +#endif + +template +FMT_CONSTEXPR auto get_arg_index_by_name(basic_string_view name) -> int { +#if FMT_USE_NONTYPE_TEMPLATE_ARGS + if constexpr (sizeof...(Args) > 0) + return get_arg_index_by_name<0, Args...>(name); +#endif + (void)name; + return -1; +} + +template class format_string_checker { + private: + using parse_context_type = compile_parse_context; + static constexpr int num_args = sizeof...(Args); + + // Format specifier parsing function. + // In the future basic_format_parse_context will replace compile_parse_context + // here and will use is_constant_evaluated and downcasting to access the data + // needed for compile-time checks: https://godbolt.org/z/GvWzcTjh1. + using parse_func = const Char* (*)(parse_context_type&); + + type types_[num_args > 0 ? static_cast(num_args) : 1]; + parse_context_type context_; + parse_func parse_funcs_[num_args > 0 ? static_cast(num_args) : 1]; + + public: + explicit FMT_CONSTEXPR format_string_checker(basic_string_view fmt) + : types_{mapped_type_constant>::value...}, + context_(fmt, num_args, types_), + parse_funcs_{&parse_format_specs...} {} + + FMT_CONSTEXPR void on_text(const Char*, const Char*) {} + + FMT_CONSTEXPR auto on_arg_id() -> int { return context_.next_arg_id(); } + FMT_CONSTEXPR auto on_arg_id(int id) -> int { + return context_.check_arg_id(id), id; + } + FMT_CONSTEXPR auto on_arg_id(basic_string_view id) -> int { +#if FMT_USE_NONTYPE_TEMPLATE_ARGS + auto index = get_arg_index_by_name(id); + if (index < 0) on_error("named argument is not found"); + return index; +#else + (void)id; + on_error("compile-time checks for named arguments require C++20 support"); + return 0; +#endif + } + + FMT_CONSTEXPR void on_replacement_field(int id, const Char* begin) { + on_format_specs(id, begin, begin); // Call parse() on empty specs. + } + + FMT_CONSTEXPR auto on_format_specs(int id, const Char* begin, const Char*) + -> const Char* { + context_.advance_to(begin); + // id >= 0 check is a workaround for gcc 10 bug (#2065). + return id >= 0 && id < num_args ? parse_funcs_[id](context_) : begin; + } + + FMT_CONSTEXPR void on_error(const char* message) { + throw_format_error(message); + } +}; + +// Reports a compile-time error if S is not a valid format string. +template ::value)> +FMT_INLINE void check_format_string(const S&) { +#ifdef FMT_ENFORCE_COMPILE_STRING + static_assert(is_compile_string::value, + "FMT_ENFORCE_COMPILE_STRING requires all format strings to use " + "FMT_STRING."); +#endif +} +template ::value)> +void check_format_string(S format_str) { + using char_t = typename S::char_type; + FMT_CONSTEXPR auto s = basic_string_view(format_str); + using checker = format_string_checker...>; + FMT_CONSTEXPR bool error = (parse_format_string(s, checker(s)), true); + ignore_unused(error); +} + +template struct vformat_args { + using type = basic_format_args< + basic_format_context>, Char>>; +}; +template <> struct vformat_args { + using type = format_args; +}; + +// Use vformat_args and avoid type_identity to keep symbols short. +template +void vformat_to(buffer& buf, basic_string_view fmt, + typename vformat_args::type args, locale_ref loc = {}); + +FMT_API void vprint_mojibake(std::FILE*, string_view, format_args); +#ifndef _WIN32 +inline void vprint_mojibake(std::FILE*, string_view, format_args) {} +#endif +} // namespace detail + +FMT_BEGIN_EXPORT + +// A formatter specialization for natively supported types. +template +struct formatter::value != + detail::type::custom_type>> { + private: + detail::dynamic_format_specs specs_; + + public: + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> const Char* { + auto type = detail::type_constant::value; + auto end = + detail::parse_format_specs(ctx.begin(), ctx.end(), specs_, ctx, type); + if (type == detail::type::char_type) detail::check_char_specs(specs_); + return end; + } + + template ::value, + FMT_ENABLE_IF(U == detail::type::string_type || + U == detail::type::cstring_type || + U == detail::type::char_type)> + FMT_CONSTEXPR void set_debug_format(bool set = true) { + specs_.type = set ? presentation_type::debug : presentation_type::none; + } + + template + FMT_CONSTEXPR auto format(const T& val, FormatContext& ctx) const + -> decltype(ctx.out()); +}; + +template struct runtime_format_string { + basic_string_view str; +}; + +/** A compile-time format string. */ +template class basic_format_string { + private: + basic_string_view str_; + + public: + template >::value)> + FMT_CONSTEVAL FMT_INLINE basic_format_string(const S& s) : str_(s) { + static_assert( + detail::count< + (std::is_base_of>::value && + std::is_reference::value)...>() == 0, + "passing views as lvalues is disallowed"); +#ifdef FMT_HAS_CONSTEVAL + if constexpr (detail::count_named_args() == + detail::count_statically_named_args()) { + using checker = + detail::format_string_checker...>; + detail::parse_format_string(str_, checker(s)); + } +#else + detail::check_format_string(s); +#endif + } + basic_format_string(runtime_format_string fmt) : str_(fmt.str) {} + + FMT_INLINE operator basic_string_view() const { return str_; } + FMT_INLINE auto get() const -> basic_string_view { return str_; } +}; + +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 +// Workaround broken conversion on older gcc. +template using format_string = string_view; +inline auto runtime(string_view s) -> string_view { return s; } +#else +template +using format_string = basic_format_string...>; +/** + \rst + Creates a runtime format string. + + **Example**:: + + // Check format string at runtime instead of compile-time. + fmt::print(fmt::runtime("{:d}"), "I am not a number"); + \endrst + */ +inline auto runtime(string_view s) -> runtime_format_string<> { return {{s}}; } +#endif + +FMT_API auto vformat(string_view fmt, format_args args) -> std::string; + +/** + \rst + Formats ``args`` according to specifications in ``fmt`` and returns the result + as a string. + + **Example**:: + + #include + std::string message = fmt::format("The answer is {}.", 42); + \endrst +*/ +template +FMT_NODISCARD FMT_INLINE auto format(format_string fmt, T&&... args) + -> std::string { + return vformat(fmt, fmt::make_format_args(args...)); +} + +/** Formats a string and writes the output to ``out``. */ +template ::value)> +auto vformat_to(OutputIt out, string_view fmt, format_args args) -> OutputIt { + auto&& buf = detail::get_buffer(out); + detail::vformat_to(buf, fmt, args, {}); + return detail::get_iterator(buf, out); +} + +/** + \rst + Formats ``args`` according to specifications in ``fmt``, writes the result to + the output iterator ``out`` and returns the iterator past the end of the output + range. `format_to` does not append a terminating null character. + + **Example**:: + + auto out = std::vector(); + fmt::format_to(std::back_inserter(out), "{}", 42); + \endrst + */ +template ::value)> +FMT_INLINE auto format_to(OutputIt out, format_string fmt, T&&... args) + -> OutputIt { + return vformat_to(out, fmt, fmt::make_format_args(args...)); +} + +template struct format_to_n_result { + /** Iterator past the end of the output range. */ + OutputIt out; + /** Total (not truncated) output size. */ + size_t size; +}; + +template ::value)> +auto vformat_to_n(OutputIt out, size_t n, string_view fmt, format_args args) + -> format_to_n_result { + using traits = detail::fixed_buffer_traits; + auto buf = detail::iterator_buffer(out, n); + detail::vformat_to(buf, fmt, args, {}); + return {buf.out(), buf.count()}; +} + +/** + \rst + Formats ``args`` according to specifications in ``fmt``, writes up to ``n`` + characters of the result to the output iterator ``out`` and returns the total + (not truncated) output size and the iterator past the end of the output range. + `format_to_n` does not append a terminating null character. + \endrst + */ +template ::value)> +FMT_INLINE auto format_to_n(OutputIt out, size_t n, format_string fmt, + T&&... args) -> format_to_n_result { + return vformat_to_n(out, n, fmt, fmt::make_format_args(args...)); +} + +/** Returns the number of chars in the output of ``format(fmt, args...)``. */ +template +FMT_NODISCARD FMT_INLINE auto formatted_size(format_string fmt, + T&&... args) -> size_t { + auto buf = detail::counting_buffer<>(); + detail::vformat_to(buf, fmt, fmt::make_format_args(args...), {}); + return buf.count(); +} + +FMT_API void vprint(string_view fmt, format_args args); +FMT_API void vprint(std::FILE* f, string_view fmt, format_args args); + +/** + \rst + Formats ``args`` according to specifications in ``fmt`` and writes the output + to ``stdout``. + + **Example**:: + + fmt::print("Elapsed time: {0:.2f} seconds", 1.23); + \endrst + */ +template +FMT_INLINE void print(format_string fmt, T&&... args) { + const auto& vargs = fmt::make_format_args(args...); + return detail::is_utf8() ? vprint(fmt, vargs) + : detail::vprint_mojibake(stdout, fmt, vargs); +} + +/** + \rst + Formats ``args`` according to specifications in ``fmt`` and writes the + output to the file ``f``. + + **Example**:: + + fmt::print(stderr, "Don't {}!", "panic"); + \endrst + */ +template +FMT_INLINE void print(std::FILE* f, format_string fmt, T&&... args) { + const auto& vargs = fmt::make_format_args(args...); + return detail::is_utf8() ? vprint(f, fmt, vargs) + : detail::vprint_mojibake(f, fmt, vargs); +} + +/** + Formats ``args`` according to specifications in ``fmt`` and writes the + output to the file ``f`` followed by a newline. + */ +template +FMT_INLINE void println(std::FILE* f, format_string fmt, T&&... args) { + return fmt::print(f, "{}\n", fmt::format(fmt, std::forward(args)...)); +} + +/** + Formats ``args`` according to specifications in ``fmt`` and writes the output + to ``stdout`` followed by a newline. + */ +template +FMT_INLINE void println(format_string fmt, T&&... args) { + return fmt::println(stdout, fmt, std::forward(args)...); +} + +FMT_END_EXPORT +FMT_GCC_PRAGMA("GCC pop_options") +FMT_END_NAMESPACE + +#ifdef FMT_HEADER_ONLY +# include "format.h" +#endif +#endif // FMT_CORE_H_ diff --git a/dep/fmt/include/fmt/format-inl.h b/dep/fmt/include/fmt/format-inl.h new file mode 100644 index 00000000..efac5d1f --- /dev/null +++ b/dep/fmt/include/fmt/format-inl.h @@ -0,0 +1,1678 @@ +// Formatting library for C++ - implementation +// +// Copyright (c) 2012 - 2016, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_FORMAT_INL_H_ +#define FMT_FORMAT_INL_H_ + +#include +#include // errno +#include +#include +#include + +#ifndef FMT_STATIC_THOUSANDS_SEPARATOR +# include +#endif + +#if defined(_WIN32) && !defined(FMT_WINDOWS_NO_WCHAR) +# include // _isatty +#endif + +#include "format.h" + +FMT_BEGIN_NAMESPACE +namespace detail { + +FMT_FUNC void assert_fail(const char* file, int line, const char* message) { + // Use unchecked std::fprintf to avoid triggering another assertion when + // writing to stderr fails + std::fprintf(stderr, "%s:%d: assertion failed: %s", file, line, message); + // Chosen instead of std::abort to satisfy Clang in CUDA mode during device + // code pass. + std::terminate(); +} + +FMT_FUNC void throw_format_error(const char* message) { + FMT_THROW(format_error(message)); +} + +FMT_FUNC void format_error_code(detail::buffer& out, int error_code, + string_view message) noexcept { + // Report error code making sure that the output fits into + // inline_buffer_size to avoid dynamic memory allocation and potential + // bad_alloc. + out.try_resize(0); + static const char SEP[] = ": "; + static const char ERROR_STR[] = "error "; + // Subtract 2 to account for terminating null characters in SEP and ERROR_STR. + size_t error_code_size = sizeof(SEP) + sizeof(ERROR_STR) - 2; + auto abs_value = static_cast>(error_code); + if (detail::is_negative(error_code)) { + abs_value = 0 - abs_value; + ++error_code_size; + } + error_code_size += detail::to_unsigned(detail::count_digits(abs_value)); + auto it = buffer_appender(out); + if (message.size() <= inline_buffer_size - error_code_size) + fmt::format_to(it, FMT_STRING("{}{}"), message, SEP); + fmt::format_to(it, FMT_STRING("{}{}"), ERROR_STR, error_code); + FMT_ASSERT(out.size() <= inline_buffer_size, ""); +} + +FMT_FUNC void report_error(format_func func, int error_code, + const char* message) noexcept { + memory_buffer full_message; + func(full_message, error_code, message); + // Don't use fwrite_fully because the latter may throw. + if (std::fwrite(full_message.data(), full_message.size(), 1, stderr) > 0) + std::fputc('\n', stderr); +} + +// A wrapper around fwrite that throws on error. +inline void fwrite_fully(const void* ptr, size_t count, FILE* stream) { + size_t written = std::fwrite(ptr, 1, count, stream); + if (written < count) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); +} + +#ifndef FMT_STATIC_THOUSANDS_SEPARATOR +template +locale_ref::locale_ref(const Locale& loc) : locale_(&loc) { + static_assert(std::is_same::value, ""); +} + +template auto locale_ref::get() const -> Locale { + static_assert(std::is_same::value, ""); + return locale_ ? *static_cast(locale_) : std::locale(); +} + +template +FMT_FUNC auto thousands_sep_impl(locale_ref loc) -> thousands_sep_result { + auto& facet = std::use_facet>(loc.get()); + auto grouping = facet.grouping(); + auto thousands_sep = grouping.empty() ? Char() : facet.thousands_sep(); + return {std::move(grouping), thousands_sep}; +} +template +FMT_FUNC auto decimal_point_impl(locale_ref loc) -> Char { + return std::use_facet>(loc.get()) + .decimal_point(); +} +#else +template +FMT_FUNC auto thousands_sep_impl(locale_ref) -> thousands_sep_result { + return {"\03", FMT_STATIC_THOUSANDS_SEPARATOR}; +} +template FMT_FUNC Char decimal_point_impl(locale_ref) { + return '.'; +} +#endif + +FMT_FUNC auto write_loc(appender out, loc_value value, + const format_specs<>& specs, locale_ref loc) -> bool { +#ifndef FMT_STATIC_THOUSANDS_SEPARATOR + auto locale = loc.get(); + // We cannot use the num_put facet because it may produce output in + // a wrong encoding. + using facet = format_facet; + if (std::has_facet(locale)) + return std::use_facet(locale).put(out, value, specs); + return facet(locale).put(out, value, specs); +#endif + return false; +} +} // namespace detail + +template typename Locale::id format_facet::id; + +#ifndef FMT_STATIC_THOUSANDS_SEPARATOR +template format_facet::format_facet(Locale& loc) { + auto& numpunct = std::use_facet>(loc); + grouping_ = numpunct.grouping(); + if (!grouping_.empty()) separator_ = std::string(1, numpunct.thousands_sep()); +} + +template <> +FMT_API FMT_FUNC auto format_facet::do_put( + appender out, loc_value val, const format_specs<>& specs) const -> bool { + return val.visit( + detail::loc_writer<>{out, specs, separator_, grouping_, decimal_point_}); +} +#endif + +FMT_FUNC auto vsystem_error(int error_code, string_view fmt, format_args args) + -> std::system_error { + auto ec = std::error_code(error_code, std::generic_category()); + return std::system_error(ec, vformat(fmt, args)); +} + +namespace detail { + +template +inline auto operator==(basic_fp x, basic_fp y) -> bool { + return x.f == y.f && x.e == y.e; +} + +// Compilers should be able to optimize this into the ror instruction. +FMT_CONSTEXPR inline auto rotr(uint32_t n, uint32_t r) noexcept -> uint32_t { + r &= 31; + return (n >> r) | (n << (32 - r)); +} +FMT_CONSTEXPR inline auto rotr(uint64_t n, uint32_t r) noexcept -> uint64_t { + r &= 63; + return (n >> r) | (n << (64 - r)); +} + +// Implementation of Dragonbox algorithm: https://github.com/jk-jeon/dragonbox. +namespace dragonbox { +// Computes upper 64 bits of multiplication of a 32-bit unsigned integer and a +// 64-bit unsigned integer. +inline auto umul96_upper64(uint32_t x, uint64_t y) noexcept -> uint64_t { + return umul128_upper64(static_cast(x) << 32, y); +} + +// Computes lower 128 bits of multiplication of a 64-bit unsigned integer and a +// 128-bit unsigned integer. +inline auto umul192_lower128(uint64_t x, uint128_fallback y) noexcept + -> uint128_fallback { + uint64_t high = x * y.high(); + uint128_fallback high_low = umul128(x, y.low()); + return {high + high_low.high(), high_low.low()}; +} + +// Computes lower 64 bits of multiplication of a 32-bit unsigned integer and a +// 64-bit unsigned integer. +inline auto umul96_lower64(uint32_t x, uint64_t y) noexcept -> uint64_t { + return x * y; +} + +// Various fast log computations. +inline auto floor_log10_pow2_minus_log10_4_over_3(int e) noexcept -> int { + FMT_ASSERT(e <= 2936 && e >= -2985, "too large exponent"); + return (e * 631305 - 261663) >> 21; +} + +FMT_INLINE_VARIABLE constexpr struct { + uint32_t divisor; + int shift_amount; +} div_small_pow10_infos[] = {{10, 16}, {100, 16}}; + +// Replaces n by floor(n / pow(10, N)) returning true if and only if n is +// divisible by pow(10, N). +// Precondition: n <= pow(10, N + 1). +template +auto check_divisibility_and_divide_by_pow10(uint32_t& n) noexcept -> bool { + // The numbers below are chosen such that: + // 1. floor(n/d) = floor(nm / 2^k) where d=10 or d=100, + // 2. nm mod 2^k < m if and only if n is divisible by d, + // where m is magic_number, k is shift_amount + // and d is divisor. + // + // Item 1 is a common technique of replacing division by a constant with + // multiplication, see e.g. "Division by Invariant Integers Using + // Multiplication" by Granlund and Montgomery (1994). magic_number (m) is set + // to ceil(2^k/d) for large enough k. + // The idea for item 2 originates from Schubfach. + constexpr auto info = div_small_pow10_infos[N - 1]; + FMT_ASSERT(n <= info.divisor * 10, "n is too large"); + constexpr uint32_t magic_number = + (1u << info.shift_amount) / info.divisor + 1; + n *= magic_number; + const uint32_t comparison_mask = (1u << info.shift_amount) - 1; + bool result = (n & comparison_mask) < magic_number; + n >>= info.shift_amount; + return result; +} + +// Computes floor(n / pow(10, N)) for small n and N. +// Precondition: n <= pow(10, N + 1). +template auto small_division_by_pow10(uint32_t n) noexcept -> uint32_t { + constexpr auto info = div_small_pow10_infos[N - 1]; + FMT_ASSERT(n <= info.divisor * 10, "n is too large"); + constexpr uint32_t magic_number = + (1u << info.shift_amount) / info.divisor + 1; + return (n * magic_number) >> info.shift_amount; +} + +// Computes floor(n / 10^(kappa + 1)) (float) +inline auto divide_by_10_to_kappa_plus_1(uint32_t n) noexcept -> uint32_t { + // 1374389535 = ceil(2^37/100) + return static_cast((static_cast(n) * 1374389535) >> 37); +} +// Computes floor(n / 10^(kappa + 1)) (double) +inline auto divide_by_10_to_kappa_plus_1(uint64_t n) noexcept -> uint64_t { + // 2361183241434822607 = ceil(2^(64+7)/1000) + return umul128_upper64(n, 2361183241434822607ull) >> 7; +} + +// Various subroutines using pow10 cache +template struct cache_accessor; + +template <> struct cache_accessor { + using carrier_uint = float_info::carrier_uint; + using cache_entry_type = uint64_t; + + static auto get_cached_power(int k) noexcept -> uint64_t { + FMT_ASSERT(k >= float_info::min_k && k <= float_info::max_k, + "k is out of range"); + static constexpr const uint64_t pow10_significands[] = { + 0x81ceb32c4b43fcf5, 0xa2425ff75e14fc32, 0xcad2f7f5359a3b3f, + 0xfd87b5f28300ca0e, 0x9e74d1b791e07e49, 0xc612062576589ddb, + 0xf79687aed3eec552, 0x9abe14cd44753b53, 0xc16d9a0095928a28, + 0xf1c90080baf72cb2, 0x971da05074da7bef, 0xbce5086492111aeb, + 0xec1e4a7db69561a6, 0x9392ee8e921d5d08, 0xb877aa3236a4b44a, + 0xe69594bec44de15c, 0x901d7cf73ab0acda, 0xb424dc35095cd810, + 0xe12e13424bb40e14, 0x8cbccc096f5088cc, 0xafebff0bcb24aaff, + 0xdbe6fecebdedd5bf, 0x89705f4136b4a598, 0xabcc77118461cefd, + 0xd6bf94d5e57a42bd, 0x8637bd05af6c69b6, 0xa7c5ac471b478424, + 0xd1b71758e219652c, 0x83126e978d4fdf3c, 0xa3d70a3d70a3d70b, + 0xcccccccccccccccd, 0x8000000000000000, 0xa000000000000000, + 0xc800000000000000, 0xfa00000000000000, 0x9c40000000000000, + 0xc350000000000000, 0xf424000000000000, 0x9896800000000000, + 0xbebc200000000000, 0xee6b280000000000, 0x9502f90000000000, + 0xba43b74000000000, 0xe8d4a51000000000, 0x9184e72a00000000, + 0xb5e620f480000000, 0xe35fa931a0000000, 0x8e1bc9bf04000000, + 0xb1a2bc2ec5000000, 0xde0b6b3a76400000, 0x8ac7230489e80000, + 0xad78ebc5ac620000, 0xd8d726b7177a8000, 0x878678326eac9000, + 0xa968163f0a57b400, 0xd3c21bcecceda100, 0x84595161401484a0, + 0xa56fa5b99019a5c8, 0xcecb8f27f4200f3a, 0x813f3978f8940985, + 0xa18f07d736b90be6, 0xc9f2c9cd04674edf, 0xfc6f7c4045812297, + 0x9dc5ada82b70b59e, 0xc5371912364ce306, 0xf684df56c3e01bc7, + 0x9a130b963a6c115d, 0xc097ce7bc90715b4, 0xf0bdc21abb48db21, + 0x96769950b50d88f5, 0xbc143fa4e250eb32, 0xeb194f8e1ae525fe, + 0x92efd1b8d0cf37bf, 0xb7abc627050305ae, 0xe596b7b0c643c71a, + 0x8f7e32ce7bea5c70, 0xb35dbf821ae4f38c, 0xe0352f62a19e306f}; + return pow10_significands[k - float_info::min_k]; + } + + struct compute_mul_result { + carrier_uint result; + bool is_integer; + }; + struct compute_mul_parity_result { + bool parity; + bool is_integer; + }; + + static auto compute_mul(carrier_uint u, + const cache_entry_type& cache) noexcept + -> compute_mul_result { + auto r = umul96_upper64(u, cache); + return {static_cast(r >> 32), + static_cast(r) == 0}; + } + + static auto compute_delta(const cache_entry_type& cache, int beta) noexcept + -> uint32_t { + return static_cast(cache >> (64 - 1 - beta)); + } + + static auto compute_mul_parity(carrier_uint two_f, + const cache_entry_type& cache, + int beta) noexcept + -> compute_mul_parity_result { + FMT_ASSERT(beta >= 1, ""); + FMT_ASSERT(beta < 64, ""); + + auto r = umul96_lower64(two_f, cache); + return {((r >> (64 - beta)) & 1) != 0, + static_cast(r >> (32 - beta)) == 0}; + } + + static auto compute_left_endpoint_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept -> carrier_uint { + return static_cast( + (cache - (cache >> (num_significand_bits() + 2))) >> + (64 - num_significand_bits() - 1 - beta)); + } + + static auto compute_right_endpoint_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept -> carrier_uint { + return static_cast( + (cache + (cache >> (num_significand_bits() + 1))) >> + (64 - num_significand_bits() - 1 - beta)); + } + + static auto compute_round_up_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept -> carrier_uint { + return (static_cast( + cache >> (64 - num_significand_bits() - 2 - beta)) + + 1) / + 2; + } +}; + +template <> struct cache_accessor { + using carrier_uint = float_info::carrier_uint; + using cache_entry_type = uint128_fallback; + + static auto get_cached_power(int k) noexcept -> uint128_fallback { + FMT_ASSERT(k >= float_info::min_k && k <= float_info::max_k, + "k is out of range"); + + static constexpr const uint128_fallback pow10_significands[] = { +#if FMT_USE_FULL_CACHE_DRAGONBOX + {0xff77b1fcbebcdc4f, 0x25e8e89c13bb0f7b}, + {0x9faacf3df73609b1, 0x77b191618c54e9ad}, + {0xc795830d75038c1d, 0xd59df5b9ef6a2418}, + {0xf97ae3d0d2446f25, 0x4b0573286b44ad1e}, + {0x9becce62836ac577, 0x4ee367f9430aec33}, + {0xc2e801fb244576d5, 0x229c41f793cda740}, + {0xf3a20279ed56d48a, 0x6b43527578c11110}, + {0x9845418c345644d6, 0x830a13896b78aaaa}, + {0xbe5691ef416bd60c, 0x23cc986bc656d554}, + {0xedec366b11c6cb8f, 0x2cbfbe86b7ec8aa9}, + {0x94b3a202eb1c3f39, 0x7bf7d71432f3d6aa}, + {0xb9e08a83a5e34f07, 0xdaf5ccd93fb0cc54}, + {0xe858ad248f5c22c9, 0xd1b3400f8f9cff69}, + {0x91376c36d99995be, 0x23100809b9c21fa2}, + {0xb58547448ffffb2d, 0xabd40a0c2832a78b}, + {0xe2e69915b3fff9f9, 0x16c90c8f323f516d}, + {0x8dd01fad907ffc3b, 0xae3da7d97f6792e4}, + {0xb1442798f49ffb4a, 0x99cd11cfdf41779d}, + {0xdd95317f31c7fa1d, 0x40405643d711d584}, + {0x8a7d3eef7f1cfc52, 0x482835ea666b2573}, + {0xad1c8eab5ee43b66, 0xda3243650005eed0}, + {0xd863b256369d4a40, 0x90bed43e40076a83}, + {0x873e4f75e2224e68, 0x5a7744a6e804a292}, + {0xa90de3535aaae202, 0x711515d0a205cb37}, + {0xd3515c2831559a83, 0x0d5a5b44ca873e04}, + {0x8412d9991ed58091, 0xe858790afe9486c3}, + {0xa5178fff668ae0b6, 0x626e974dbe39a873}, + {0xce5d73ff402d98e3, 0xfb0a3d212dc81290}, + {0x80fa687f881c7f8e, 0x7ce66634bc9d0b9a}, + {0xa139029f6a239f72, 0x1c1fffc1ebc44e81}, + {0xc987434744ac874e, 0xa327ffb266b56221}, + {0xfbe9141915d7a922, 0x4bf1ff9f0062baa9}, + {0x9d71ac8fada6c9b5, 0x6f773fc3603db4aa}, + {0xc4ce17b399107c22, 0xcb550fb4384d21d4}, + {0xf6019da07f549b2b, 0x7e2a53a146606a49}, + {0x99c102844f94e0fb, 0x2eda7444cbfc426e}, + {0xc0314325637a1939, 0xfa911155fefb5309}, + {0xf03d93eebc589f88, 0x793555ab7eba27cb}, + {0x96267c7535b763b5, 0x4bc1558b2f3458df}, + {0xbbb01b9283253ca2, 0x9eb1aaedfb016f17}, + {0xea9c227723ee8bcb, 0x465e15a979c1cadd}, + {0x92a1958a7675175f, 0x0bfacd89ec191eca}, + {0xb749faed14125d36, 0xcef980ec671f667c}, + {0xe51c79a85916f484, 0x82b7e12780e7401b}, + {0x8f31cc0937ae58d2, 0xd1b2ecb8b0908811}, + {0xb2fe3f0b8599ef07, 0x861fa7e6dcb4aa16}, + {0xdfbdcece67006ac9, 0x67a791e093e1d49b}, + {0x8bd6a141006042bd, 0xe0c8bb2c5c6d24e1}, + {0xaecc49914078536d, 0x58fae9f773886e19}, + {0xda7f5bf590966848, 0xaf39a475506a899f}, + {0x888f99797a5e012d, 0x6d8406c952429604}, + {0xaab37fd7d8f58178, 0xc8e5087ba6d33b84}, + {0xd5605fcdcf32e1d6, 0xfb1e4a9a90880a65}, + {0x855c3be0a17fcd26, 0x5cf2eea09a550680}, + {0xa6b34ad8c9dfc06f, 0xf42faa48c0ea481f}, + {0xd0601d8efc57b08b, 0xf13b94daf124da27}, + {0x823c12795db6ce57, 0x76c53d08d6b70859}, + {0xa2cb1717b52481ed, 0x54768c4b0c64ca6f}, + {0xcb7ddcdda26da268, 0xa9942f5dcf7dfd0a}, + {0xfe5d54150b090b02, 0xd3f93b35435d7c4d}, + {0x9efa548d26e5a6e1, 0xc47bc5014a1a6db0}, + {0xc6b8e9b0709f109a, 0x359ab6419ca1091c}, + {0xf867241c8cc6d4c0, 0xc30163d203c94b63}, + {0x9b407691d7fc44f8, 0x79e0de63425dcf1e}, + {0xc21094364dfb5636, 0x985915fc12f542e5}, + {0xf294b943e17a2bc4, 0x3e6f5b7b17b2939e}, + {0x979cf3ca6cec5b5a, 0xa705992ceecf9c43}, + {0xbd8430bd08277231, 0x50c6ff782a838354}, + {0xece53cec4a314ebd, 0xa4f8bf5635246429}, + {0x940f4613ae5ed136, 0x871b7795e136be9a}, + {0xb913179899f68584, 0x28e2557b59846e40}, + {0xe757dd7ec07426e5, 0x331aeada2fe589d0}, + {0x9096ea6f3848984f, 0x3ff0d2c85def7622}, + {0xb4bca50b065abe63, 0x0fed077a756b53aa}, + {0xe1ebce4dc7f16dfb, 0xd3e8495912c62895}, + {0x8d3360f09cf6e4bd, 0x64712dd7abbbd95d}, + {0xb080392cc4349dec, 0xbd8d794d96aacfb4}, + {0xdca04777f541c567, 0xecf0d7a0fc5583a1}, + {0x89e42caaf9491b60, 0xf41686c49db57245}, + {0xac5d37d5b79b6239, 0x311c2875c522ced6}, + {0xd77485cb25823ac7, 0x7d633293366b828c}, + {0x86a8d39ef77164bc, 0xae5dff9c02033198}, + {0xa8530886b54dbdeb, 0xd9f57f830283fdfd}, + {0xd267caa862a12d66, 0xd072df63c324fd7c}, + {0x8380dea93da4bc60, 0x4247cb9e59f71e6e}, + {0xa46116538d0deb78, 0x52d9be85f074e609}, + {0xcd795be870516656, 0x67902e276c921f8c}, + {0x806bd9714632dff6, 0x00ba1cd8a3db53b7}, + {0xa086cfcd97bf97f3, 0x80e8a40eccd228a5}, + {0xc8a883c0fdaf7df0, 0x6122cd128006b2ce}, + {0xfad2a4b13d1b5d6c, 0x796b805720085f82}, + {0x9cc3a6eec6311a63, 0xcbe3303674053bb1}, + {0xc3f490aa77bd60fc, 0xbedbfc4411068a9d}, + {0xf4f1b4d515acb93b, 0xee92fb5515482d45}, + {0x991711052d8bf3c5, 0x751bdd152d4d1c4b}, + {0xbf5cd54678eef0b6, 0xd262d45a78a0635e}, + {0xef340a98172aace4, 0x86fb897116c87c35}, + {0x9580869f0e7aac0e, 0xd45d35e6ae3d4da1}, + {0xbae0a846d2195712, 0x8974836059cca10a}, + {0xe998d258869facd7, 0x2bd1a438703fc94c}, + {0x91ff83775423cc06, 0x7b6306a34627ddd0}, + {0xb67f6455292cbf08, 0x1a3bc84c17b1d543}, + {0xe41f3d6a7377eeca, 0x20caba5f1d9e4a94}, + {0x8e938662882af53e, 0x547eb47b7282ee9d}, + {0xb23867fb2a35b28d, 0xe99e619a4f23aa44}, + {0xdec681f9f4c31f31, 0x6405fa00e2ec94d5}, + {0x8b3c113c38f9f37e, 0xde83bc408dd3dd05}, + {0xae0b158b4738705e, 0x9624ab50b148d446}, + {0xd98ddaee19068c76, 0x3badd624dd9b0958}, + {0x87f8a8d4cfa417c9, 0xe54ca5d70a80e5d7}, + {0xa9f6d30a038d1dbc, 0x5e9fcf4ccd211f4d}, + {0xd47487cc8470652b, 0x7647c32000696720}, + {0x84c8d4dfd2c63f3b, 0x29ecd9f40041e074}, + {0xa5fb0a17c777cf09, 0xf468107100525891}, + {0xcf79cc9db955c2cc, 0x7182148d4066eeb5}, + {0x81ac1fe293d599bf, 0xc6f14cd848405531}, + {0xa21727db38cb002f, 0xb8ada00e5a506a7d}, + {0xca9cf1d206fdc03b, 0xa6d90811f0e4851d}, + {0xfd442e4688bd304a, 0x908f4a166d1da664}, + {0x9e4a9cec15763e2e, 0x9a598e4e043287ff}, + {0xc5dd44271ad3cdba, 0x40eff1e1853f29fe}, + {0xf7549530e188c128, 0xd12bee59e68ef47d}, + {0x9a94dd3e8cf578b9, 0x82bb74f8301958cf}, + {0xc13a148e3032d6e7, 0xe36a52363c1faf02}, + {0xf18899b1bc3f8ca1, 0xdc44e6c3cb279ac2}, + {0x96f5600f15a7b7e5, 0x29ab103a5ef8c0ba}, + {0xbcb2b812db11a5de, 0x7415d448f6b6f0e8}, + {0xebdf661791d60f56, 0x111b495b3464ad22}, + {0x936b9fcebb25c995, 0xcab10dd900beec35}, + {0xb84687c269ef3bfb, 0x3d5d514f40eea743}, + {0xe65829b3046b0afa, 0x0cb4a5a3112a5113}, + {0x8ff71a0fe2c2e6dc, 0x47f0e785eaba72ac}, + {0xb3f4e093db73a093, 0x59ed216765690f57}, + {0xe0f218b8d25088b8, 0x306869c13ec3532d}, + {0x8c974f7383725573, 0x1e414218c73a13fc}, + {0xafbd2350644eeacf, 0xe5d1929ef90898fb}, + {0xdbac6c247d62a583, 0xdf45f746b74abf3a}, + {0x894bc396ce5da772, 0x6b8bba8c328eb784}, + {0xab9eb47c81f5114f, 0x066ea92f3f326565}, + {0xd686619ba27255a2, 0xc80a537b0efefebe}, + {0x8613fd0145877585, 0xbd06742ce95f5f37}, + {0xa798fc4196e952e7, 0x2c48113823b73705}, + {0xd17f3b51fca3a7a0, 0xf75a15862ca504c6}, + {0x82ef85133de648c4, 0x9a984d73dbe722fc}, + {0xa3ab66580d5fdaf5, 0xc13e60d0d2e0ebbb}, + {0xcc963fee10b7d1b3, 0x318df905079926a9}, + {0xffbbcfe994e5c61f, 0xfdf17746497f7053}, + {0x9fd561f1fd0f9bd3, 0xfeb6ea8bedefa634}, + {0xc7caba6e7c5382c8, 0xfe64a52ee96b8fc1}, + {0xf9bd690a1b68637b, 0x3dfdce7aa3c673b1}, + {0x9c1661a651213e2d, 0x06bea10ca65c084f}, + {0xc31bfa0fe5698db8, 0x486e494fcff30a63}, + {0xf3e2f893dec3f126, 0x5a89dba3c3efccfb}, + {0x986ddb5c6b3a76b7, 0xf89629465a75e01d}, + {0xbe89523386091465, 0xf6bbb397f1135824}, + {0xee2ba6c0678b597f, 0x746aa07ded582e2d}, + {0x94db483840b717ef, 0xa8c2a44eb4571cdd}, + {0xba121a4650e4ddeb, 0x92f34d62616ce414}, + {0xe896a0d7e51e1566, 0x77b020baf9c81d18}, + {0x915e2486ef32cd60, 0x0ace1474dc1d122f}, + {0xb5b5ada8aaff80b8, 0x0d819992132456bb}, + {0xe3231912d5bf60e6, 0x10e1fff697ed6c6a}, + {0x8df5efabc5979c8f, 0xca8d3ffa1ef463c2}, + {0xb1736b96b6fd83b3, 0xbd308ff8a6b17cb3}, + {0xddd0467c64bce4a0, 0xac7cb3f6d05ddbdf}, + {0x8aa22c0dbef60ee4, 0x6bcdf07a423aa96c}, + {0xad4ab7112eb3929d, 0x86c16c98d2c953c7}, + {0xd89d64d57a607744, 0xe871c7bf077ba8b8}, + {0x87625f056c7c4a8b, 0x11471cd764ad4973}, + {0xa93af6c6c79b5d2d, 0xd598e40d3dd89bd0}, + {0xd389b47879823479, 0x4aff1d108d4ec2c4}, + {0x843610cb4bf160cb, 0xcedf722a585139bb}, + {0xa54394fe1eedb8fe, 0xc2974eb4ee658829}, + {0xce947a3da6a9273e, 0x733d226229feea33}, + {0x811ccc668829b887, 0x0806357d5a3f5260}, + {0xa163ff802a3426a8, 0xca07c2dcb0cf26f8}, + {0xc9bcff6034c13052, 0xfc89b393dd02f0b6}, + {0xfc2c3f3841f17c67, 0xbbac2078d443ace3}, + {0x9d9ba7832936edc0, 0xd54b944b84aa4c0e}, + {0xc5029163f384a931, 0x0a9e795e65d4df12}, + {0xf64335bcf065d37d, 0x4d4617b5ff4a16d6}, + {0x99ea0196163fa42e, 0x504bced1bf8e4e46}, + {0xc06481fb9bcf8d39, 0xe45ec2862f71e1d7}, + {0xf07da27a82c37088, 0x5d767327bb4e5a4d}, + {0x964e858c91ba2655, 0x3a6a07f8d510f870}, + {0xbbe226efb628afea, 0x890489f70a55368c}, + {0xeadab0aba3b2dbe5, 0x2b45ac74ccea842f}, + {0x92c8ae6b464fc96f, 0x3b0b8bc90012929e}, + {0xb77ada0617e3bbcb, 0x09ce6ebb40173745}, + {0xe55990879ddcaabd, 0xcc420a6a101d0516}, + {0x8f57fa54c2a9eab6, 0x9fa946824a12232e}, + {0xb32df8e9f3546564, 0x47939822dc96abfa}, + {0xdff9772470297ebd, 0x59787e2b93bc56f8}, + {0x8bfbea76c619ef36, 0x57eb4edb3c55b65b}, + {0xaefae51477a06b03, 0xede622920b6b23f2}, + {0xdab99e59958885c4, 0xe95fab368e45ecee}, + {0x88b402f7fd75539b, 0x11dbcb0218ebb415}, + {0xaae103b5fcd2a881, 0xd652bdc29f26a11a}, + {0xd59944a37c0752a2, 0x4be76d3346f04960}, + {0x857fcae62d8493a5, 0x6f70a4400c562ddc}, + {0xa6dfbd9fb8e5b88e, 0xcb4ccd500f6bb953}, + {0xd097ad07a71f26b2, 0x7e2000a41346a7a8}, + {0x825ecc24c873782f, 0x8ed400668c0c28c9}, + {0xa2f67f2dfa90563b, 0x728900802f0f32fb}, + {0xcbb41ef979346bca, 0x4f2b40a03ad2ffba}, + {0xfea126b7d78186bc, 0xe2f610c84987bfa9}, + {0x9f24b832e6b0f436, 0x0dd9ca7d2df4d7ca}, + {0xc6ede63fa05d3143, 0x91503d1c79720dbc}, + {0xf8a95fcf88747d94, 0x75a44c6397ce912b}, + {0x9b69dbe1b548ce7c, 0xc986afbe3ee11abb}, + {0xc24452da229b021b, 0xfbe85badce996169}, + {0xf2d56790ab41c2a2, 0xfae27299423fb9c4}, + {0x97c560ba6b0919a5, 0xdccd879fc967d41b}, + {0xbdb6b8e905cb600f, 0x5400e987bbc1c921}, + {0xed246723473e3813, 0x290123e9aab23b69}, + {0x9436c0760c86e30b, 0xf9a0b6720aaf6522}, + {0xb94470938fa89bce, 0xf808e40e8d5b3e6a}, + {0xe7958cb87392c2c2, 0xb60b1d1230b20e05}, + {0x90bd77f3483bb9b9, 0xb1c6f22b5e6f48c3}, + {0xb4ecd5f01a4aa828, 0x1e38aeb6360b1af4}, + {0xe2280b6c20dd5232, 0x25c6da63c38de1b1}, + {0x8d590723948a535f, 0x579c487e5a38ad0f}, + {0xb0af48ec79ace837, 0x2d835a9df0c6d852}, + {0xdcdb1b2798182244, 0xf8e431456cf88e66}, + {0x8a08f0f8bf0f156b, 0x1b8e9ecb641b5900}, + {0xac8b2d36eed2dac5, 0xe272467e3d222f40}, + {0xd7adf884aa879177, 0x5b0ed81dcc6abb10}, + {0x86ccbb52ea94baea, 0x98e947129fc2b4ea}, + {0xa87fea27a539e9a5, 0x3f2398d747b36225}, + {0xd29fe4b18e88640e, 0x8eec7f0d19a03aae}, + {0x83a3eeeef9153e89, 0x1953cf68300424ad}, + {0xa48ceaaab75a8e2b, 0x5fa8c3423c052dd8}, + {0xcdb02555653131b6, 0x3792f412cb06794e}, + {0x808e17555f3ebf11, 0xe2bbd88bbee40bd1}, + {0xa0b19d2ab70e6ed6, 0x5b6aceaeae9d0ec5}, + {0xc8de047564d20a8b, 0xf245825a5a445276}, + {0xfb158592be068d2e, 0xeed6e2f0f0d56713}, + {0x9ced737bb6c4183d, 0x55464dd69685606c}, + {0xc428d05aa4751e4c, 0xaa97e14c3c26b887}, + {0xf53304714d9265df, 0xd53dd99f4b3066a9}, + {0x993fe2c6d07b7fab, 0xe546a8038efe402a}, + {0xbf8fdb78849a5f96, 0xde98520472bdd034}, + {0xef73d256a5c0f77c, 0x963e66858f6d4441}, + {0x95a8637627989aad, 0xdde7001379a44aa9}, + {0xbb127c53b17ec159, 0x5560c018580d5d53}, + {0xe9d71b689dde71af, 0xaab8f01e6e10b4a7}, + {0x9226712162ab070d, 0xcab3961304ca70e9}, + {0xb6b00d69bb55c8d1, 0x3d607b97c5fd0d23}, + {0xe45c10c42a2b3b05, 0x8cb89a7db77c506b}, + {0x8eb98a7a9a5b04e3, 0x77f3608e92adb243}, + {0xb267ed1940f1c61c, 0x55f038b237591ed4}, + {0xdf01e85f912e37a3, 0x6b6c46dec52f6689}, + {0x8b61313bbabce2c6, 0x2323ac4b3b3da016}, + {0xae397d8aa96c1b77, 0xabec975e0a0d081b}, + {0xd9c7dced53c72255, 0x96e7bd358c904a22}, + {0x881cea14545c7575, 0x7e50d64177da2e55}, + {0xaa242499697392d2, 0xdde50bd1d5d0b9ea}, + {0xd4ad2dbfc3d07787, 0x955e4ec64b44e865}, + {0x84ec3c97da624ab4, 0xbd5af13bef0b113f}, + {0xa6274bbdd0fadd61, 0xecb1ad8aeacdd58f}, + {0xcfb11ead453994ba, 0x67de18eda5814af3}, + {0x81ceb32c4b43fcf4, 0x80eacf948770ced8}, + {0xa2425ff75e14fc31, 0xa1258379a94d028e}, + {0xcad2f7f5359a3b3e, 0x096ee45813a04331}, + {0xfd87b5f28300ca0d, 0x8bca9d6e188853fd}, + {0x9e74d1b791e07e48, 0x775ea264cf55347e}, + {0xc612062576589dda, 0x95364afe032a819e}, + {0xf79687aed3eec551, 0x3a83ddbd83f52205}, + {0x9abe14cd44753b52, 0xc4926a9672793543}, + {0xc16d9a0095928a27, 0x75b7053c0f178294}, + {0xf1c90080baf72cb1, 0x5324c68b12dd6339}, + {0x971da05074da7bee, 0xd3f6fc16ebca5e04}, + {0xbce5086492111aea, 0x88f4bb1ca6bcf585}, + {0xec1e4a7db69561a5, 0x2b31e9e3d06c32e6}, + {0x9392ee8e921d5d07, 0x3aff322e62439fd0}, + {0xb877aa3236a4b449, 0x09befeb9fad487c3}, + {0xe69594bec44de15b, 0x4c2ebe687989a9b4}, + {0x901d7cf73ab0acd9, 0x0f9d37014bf60a11}, + {0xb424dc35095cd80f, 0x538484c19ef38c95}, + {0xe12e13424bb40e13, 0x2865a5f206b06fba}, + {0x8cbccc096f5088cb, 0xf93f87b7442e45d4}, + {0xafebff0bcb24aafe, 0xf78f69a51539d749}, + {0xdbe6fecebdedd5be, 0xb573440e5a884d1c}, + {0x89705f4136b4a597, 0x31680a88f8953031}, + {0xabcc77118461cefc, 0xfdc20d2b36ba7c3e}, + {0xd6bf94d5e57a42bc, 0x3d32907604691b4d}, + {0x8637bd05af6c69b5, 0xa63f9a49c2c1b110}, + {0xa7c5ac471b478423, 0x0fcf80dc33721d54}, + {0xd1b71758e219652b, 0xd3c36113404ea4a9}, + {0x83126e978d4fdf3b, 0x645a1cac083126ea}, + {0xa3d70a3d70a3d70a, 0x3d70a3d70a3d70a4}, + {0xcccccccccccccccc, 0xcccccccccccccccd}, + {0x8000000000000000, 0x0000000000000000}, + {0xa000000000000000, 0x0000000000000000}, + {0xc800000000000000, 0x0000000000000000}, + {0xfa00000000000000, 0x0000000000000000}, + {0x9c40000000000000, 0x0000000000000000}, + {0xc350000000000000, 0x0000000000000000}, + {0xf424000000000000, 0x0000000000000000}, + {0x9896800000000000, 0x0000000000000000}, + {0xbebc200000000000, 0x0000000000000000}, + {0xee6b280000000000, 0x0000000000000000}, + {0x9502f90000000000, 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0xdee033f26797b628}, + {0xfb9b7cd9a4a7443c, 0x169840ef017da3b2}, + {0x9d412e0806e88aa5, 0x8e1f289560ee864f}, + {0xc491798a08a2ad4e, 0xf1a6f2bab92a27e3}, + {0xf5b5d7ec8acb58a2, 0xae10af696774b1dc}, + {0x9991a6f3d6bf1765, 0xacca6da1e0a8ef2a}, + {0xbff610b0cc6edd3f, 0x17fd090a58d32af4}, + {0xeff394dcff8a948e, 0xddfc4b4cef07f5b1}, + {0x95f83d0a1fb69cd9, 0x4abdaf101564f98f}, + {0xbb764c4ca7a4440f, 0x9d6d1ad41abe37f2}, + {0xea53df5fd18d5513, 0x84c86189216dc5ee}, + {0x92746b9be2f8552c, 0x32fd3cf5b4e49bb5}, + {0xb7118682dbb66a77, 0x3fbc8c33221dc2a2}, + {0xe4d5e82392a40515, 0x0fabaf3feaa5334b}, + {0x8f05b1163ba6832d, 0x29cb4d87f2a7400f}, + {0xb2c71d5bca9023f8, 0x743e20e9ef511013}, + {0xdf78e4b2bd342cf6, 0x914da9246b255417}, + {0x8bab8eefb6409c1a, 0x1ad089b6c2f7548f}, + {0xae9672aba3d0c320, 0xa184ac2473b529b2}, + {0xda3c0f568cc4f3e8, 0xc9e5d72d90a2741f}, + {0x8865899617fb1871, 0x7e2fa67c7a658893}, + {0xaa7eebfb9df9de8d, 0xddbb901b98feeab8}, + {0xd51ea6fa85785631, 0x552a74227f3ea566}, + 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0xdb0b487b6423e1e9}, + {0xb049dc016abc5e5f, 0x91ce1a9a3d2cda63}, + {0xdc5c5301c56b75f7, 0x7641a140cc7810fc}, + {0x89b9b3e11b6329ba, 0xa9e904c87fcb0a9e}, + {0xac2820d9623bf429, 0x546345fa9fbdcd45}, + {0xd732290fbacaf133, 0xa97c177947ad4096}, + {0x867f59a9d4bed6c0, 0x49ed8eabcccc485e}, + {0xa81f301449ee8c70, 0x5c68f256bfff5a75}, + {0xd226fc195c6a2f8c, 0x73832eec6fff3112}, + {0x83585d8fd9c25db7, 0xc831fd53c5ff7eac}, + {0xa42e74f3d032f525, 0xba3e7ca8b77f5e56}, + {0xcd3a1230c43fb26f, 0x28ce1bd2e55f35ec}, + {0x80444b5e7aa7cf85, 0x7980d163cf5b81b4}, + {0xa0555e361951c366, 0xd7e105bcc3326220}, + {0xc86ab5c39fa63440, 0x8dd9472bf3fefaa8}, + {0xfa856334878fc150, 0xb14f98f6f0feb952}, + {0x9c935e00d4b9d8d2, 0x6ed1bf9a569f33d4}, + {0xc3b8358109e84f07, 0x0a862f80ec4700c9}, + {0xf4a642e14c6262c8, 0xcd27bb612758c0fb}, + {0x98e7e9cccfbd7dbd, 0x8038d51cb897789d}, + {0xbf21e44003acdd2c, 0xe0470a63e6bd56c4}, + {0xeeea5d5004981478, 0x1858ccfce06cac75}, + {0x95527a5202df0ccb, 0x0f37801e0c43ebc9}, + {0xbaa718e68396cffd, 0xd30560258f54e6bb}, + {0xe950df20247c83fd, 0x47c6b82ef32a206a}, + {0x91d28b7416cdd27e, 0x4cdc331d57fa5442}, + {0xb6472e511c81471d, 0xe0133fe4adf8e953}, + {0xe3d8f9e563a198e5, 0x58180fddd97723a7}, + {0x8e679c2f5e44ff8f, 0x570f09eaa7ea7649}, + {0xb201833b35d63f73, 0x2cd2cc6551e513db}, + {0xde81e40a034bcf4f, 0xf8077f7ea65e58d2}, + {0x8b112e86420f6191, 0xfb04afaf27faf783}, + {0xadd57a27d29339f6, 0x79c5db9af1f9b564}, + {0xd94ad8b1c7380874, 0x18375281ae7822bd}, + {0x87cec76f1c830548, 0x8f2293910d0b15b6}, + {0xa9c2794ae3a3c69a, 0xb2eb3875504ddb23}, + {0xd433179d9c8cb841, 0x5fa60692a46151ec}, + {0x849feec281d7f328, 0xdbc7c41ba6bcd334}, + {0xa5c7ea73224deff3, 0x12b9b522906c0801}, + {0xcf39e50feae16bef, 0xd768226b34870a01}, + {0x81842f29f2cce375, 0xe6a1158300d46641}, + {0xa1e53af46f801c53, 0x60495ae3c1097fd1}, + {0xca5e89b18b602368, 0x385bb19cb14bdfc5}, + {0xfcf62c1dee382c42, 0x46729e03dd9ed7b6}, + {0x9e19db92b4e31ba9, 0x6c07a2c26a8346d2}, + {0xc5a05277621be293, 0xc7098b7305241886}, + {0xf70867153aa2db38, 0xb8cbee4fc66d1ea8}, + {0x9a65406d44a5c903, 0x737f74f1dc043329}, + {0xc0fe908895cf3b44, 0x505f522e53053ff3}, + {0xf13e34aabb430a15, 0x647726b9e7c68ff0}, + {0x96c6e0eab509e64d, 0x5eca783430dc19f6}, + {0xbc789925624c5fe0, 0xb67d16413d132073}, + {0xeb96bf6ebadf77d8, 0xe41c5bd18c57e890}, + {0x933e37a534cbaae7, 0x8e91b962f7b6f15a}, + {0xb80dc58e81fe95a1, 0x723627bbb5a4adb1}, + {0xe61136f2227e3b09, 0xcec3b1aaa30dd91d}, + {0x8fcac257558ee4e6, 0x213a4f0aa5e8a7b2}, + {0xb3bd72ed2af29e1f, 0xa988e2cd4f62d19e}, + {0xe0accfa875af45a7, 0x93eb1b80a33b8606}, + {0x8c6c01c9498d8b88, 0xbc72f130660533c4}, + {0xaf87023b9bf0ee6a, 0xeb8fad7c7f8680b5}, + {0xdb68c2ca82ed2a05, 0xa67398db9f6820e2}, +#else + {0xff77b1fcbebcdc4f, 0x25e8e89c13bb0f7b}, + {0xce5d73ff402d98e3, 0xfb0a3d212dc81290}, + {0xa6b34ad8c9dfc06f, 0xf42faa48c0ea481f}, + {0x86a8d39ef77164bc, 0xae5dff9c02033198}, + {0xd98ddaee19068c76, 0x3badd624dd9b0958}, + {0xafbd2350644eeacf, 0xe5d1929ef90898fb}, + {0x8df5efabc5979c8f, 0xca8d3ffa1ef463c2}, + {0xe55990879ddcaabd, 0xcc420a6a101d0516}, + {0xb94470938fa89bce, 0xf808e40e8d5b3e6a}, + {0x95a8637627989aad, 0xdde7001379a44aa9}, + {0xf1c90080baf72cb1, 0x5324c68b12dd6339}, + {0xc350000000000000, 0x0000000000000000}, + {0x9dc5ada82b70b59d, 0xf020000000000000}, + {0xfee50b7025c36a08, 0x02f236d04753d5b5}, + {0xcde6fd5e09abcf26, 0xed4c0226b55e6f87}, + {0xa6539930bf6bff45, 0x84db8346b786151d}, + {0x865b86925b9bc5c2, 0x0b8a2392ba45a9b3}, + {0xd910f7ff28069da4, 0x1b2ba1518094da05}, + {0xaf58416654a6babb, 0x387ac8d1970027b3}, + {0x8da471a9de737e24, 0x5ceaecfed289e5d3}, + {0xe4d5e82392a40515, 0x0fabaf3feaa5334b}, + {0xb8da1662e7b00a17, 0x3d6a751f3b936244}, + {0x95527a5202df0ccb, 0x0f37801e0c43ebc9}, + {0xf13e34aabb430a15, 0x647726b9e7c68ff0} +#endif + }; + +#if FMT_USE_FULL_CACHE_DRAGONBOX + return pow10_significands[k - float_info::min_k]; +#else + static constexpr const uint64_t powers_of_5_64[] = { + 0x0000000000000001, 0x0000000000000005, 0x0000000000000019, + 0x000000000000007d, 0x0000000000000271, 0x0000000000000c35, + 0x0000000000003d09, 0x000000000001312d, 0x000000000005f5e1, + 0x00000000001dcd65, 0x00000000009502f9, 0x0000000002e90edd, + 0x000000000e8d4a51, 0x0000000048c27395, 0x000000016bcc41e9, + 0x000000071afd498d, 0x0000002386f26fc1, 0x000000b1a2bc2ec5, + 0x000003782dace9d9, 0x00001158e460913d, 0x000056bc75e2d631, + 0x0001b1ae4d6e2ef5, 0x000878678326eac9, 0x002a5a058fc295ed, + 0x00d3c21bcecceda1, 0x0422ca8b0a00a425, 0x14adf4b7320334b9}; + + static const int compression_ratio = 27; + + // Compute base index. + int cache_index = (k - float_info::min_k) / compression_ratio; + int kb = cache_index * compression_ratio + float_info::min_k; + int offset = k - kb; + + // Get base cache. + uint128_fallback base_cache = pow10_significands[cache_index]; + if (offset == 0) return base_cache; + + // Compute the required amount of bit-shift. + int alpha = floor_log2_pow10(kb + offset) - floor_log2_pow10(kb) - offset; + FMT_ASSERT(alpha > 0 && alpha < 64, "shifting error detected"); + + // Try to recover the real cache. + uint64_t pow5 = powers_of_5_64[offset]; + uint128_fallback recovered_cache = umul128(base_cache.high(), pow5); + uint128_fallback middle_low = umul128(base_cache.low(), pow5); + + recovered_cache += middle_low.high(); + + uint64_t high_to_middle = recovered_cache.high() << (64 - alpha); + uint64_t middle_to_low = recovered_cache.low() << (64 - alpha); + + recovered_cache = + uint128_fallback{(recovered_cache.low() >> alpha) | high_to_middle, + ((middle_low.low() >> alpha) | middle_to_low)}; + FMT_ASSERT(recovered_cache.low() + 1 != 0, ""); + return {recovered_cache.high(), recovered_cache.low() + 1}; +#endif + } + + struct compute_mul_result { + carrier_uint result; + bool is_integer; + }; + struct compute_mul_parity_result { + bool parity; + bool is_integer; + }; + + static auto compute_mul(carrier_uint u, + const cache_entry_type& cache) noexcept + -> compute_mul_result { + auto r = umul192_upper128(u, cache); + return {r.high(), r.low() == 0}; + } + + static auto compute_delta(cache_entry_type const& cache, int beta) noexcept + -> uint32_t { + return static_cast(cache.high() >> (64 - 1 - beta)); + } + + static auto compute_mul_parity(carrier_uint two_f, + const cache_entry_type& cache, + int beta) noexcept + -> compute_mul_parity_result { + FMT_ASSERT(beta >= 1, ""); + FMT_ASSERT(beta < 64, ""); + + auto r = umul192_lower128(two_f, cache); + return {((r.high() >> (64 - beta)) & 1) != 0, + ((r.high() << beta) | (r.low() >> (64 - beta))) == 0}; + } + + static auto compute_left_endpoint_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept -> carrier_uint { + return (cache.high() - + (cache.high() >> (num_significand_bits() + 2))) >> + (64 - num_significand_bits() - 1 - beta); + } + + static auto compute_right_endpoint_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept -> carrier_uint { + return (cache.high() + + (cache.high() >> (num_significand_bits() + 1))) >> + (64 - num_significand_bits() - 1 - beta); + } + + static auto compute_round_up_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept -> carrier_uint { + return ((cache.high() >> (64 - num_significand_bits() - 2 - beta)) + + 1) / + 2; + } +}; + +FMT_FUNC auto get_cached_power(int k) noexcept -> uint128_fallback { + return cache_accessor::get_cached_power(k); +} + +// Various integer checks +template +auto is_left_endpoint_integer_shorter_interval(int exponent) noexcept -> bool { + const int case_shorter_interval_left_endpoint_lower_threshold = 2; + const int case_shorter_interval_left_endpoint_upper_threshold = 3; + return exponent >= case_shorter_interval_left_endpoint_lower_threshold && + exponent <= case_shorter_interval_left_endpoint_upper_threshold; +} + +// Remove trailing zeros from n and return the number of zeros removed (float) +FMT_INLINE int remove_trailing_zeros(uint32_t& n, int s = 0) noexcept { + FMT_ASSERT(n != 0, ""); + // Modular inverse of 5 (mod 2^32): (mod_inv_5 * 5) mod 2^32 = 1. + constexpr uint32_t mod_inv_5 = 0xcccccccd; + constexpr uint32_t mod_inv_25 = 0xc28f5c29; // = mod_inv_5 * mod_inv_5 + + while (true) { + auto q = rotr(n * mod_inv_25, 2); + if (q > max_value() / 100) break; + n = q; + s += 2; + } + auto q = rotr(n * mod_inv_5, 1); + if (q <= max_value() / 10) { + n = q; + s |= 1; + } + return s; +} + +// Removes trailing zeros and returns the number of zeros removed (double) +FMT_INLINE int remove_trailing_zeros(uint64_t& n) noexcept { + FMT_ASSERT(n != 0, ""); + + // This magic number is ceil(2^90 / 10^8). + constexpr uint64_t magic_number = 12379400392853802749ull; + auto nm = umul128(n, magic_number); + + // Is n is divisible by 10^8? + if ((nm.high() & ((1ull << (90 - 64)) - 1)) == 0 && nm.low() < magic_number) { + // If yes, work with the quotient... + auto n32 = static_cast(nm.high() >> (90 - 64)); + // ... and use the 32 bit variant of the function + int s = remove_trailing_zeros(n32, 8); + n = n32; + return s; + } + + // If n is not divisible by 10^8, work with n itself. + constexpr uint64_t mod_inv_5 = 0xcccccccccccccccd; + constexpr uint64_t mod_inv_25 = 0x8f5c28f5c28f5c29; // mod_inv_5 * mod_inv_5 + + int s = 0; + while (true) { + auto q = rotr(n * mod_inv_25, 2); + if (q > max_value() / 100) break; + n = q; + s += 2; + } + auto q = rotr(n * mod_inv_5, 1); + if (q <= max_value() / 10) { + n = q; + s |= 1; + } + + return s; +} + +// The main algorithm for shorter interval case +template +FMT_INLINE decimal_fp shorter_interval_case(int exponent) noexcept { + decimal_fp ret_value; + // Compute k and beta + const int minus_k = floor_log10_pow2_minus_log10_4_over_3(exponent); + const int beta = exponent + floor_log2_pow10(-minus_k); + + // Compute xi and zi + using cache_entry_type = typename cache_accessor::cache_entry_type; + const cache_entry_type cache = cache_accessor::get_cached_power(-minus_k); + + auto xi = cache_accessor::compute_left_endpoint_for_shorter_interval_case( + cache, beta); + auto zi = cache_accessor::compute_right_endpoint_for_shorter_interval_case( + cache, beta); + + // If the left endpoint is not an integer, increase it + if (!is_left_endpoint_integer_shorter_interval(exponent)) ++xi; + + // Try bigger divisor + ret_value.significand = zi / 10; + + // If succeed, remove trailing zeros if necessary and return + if (ret_value.significand * 10 >= xi) { + ret_value.exponent = minus_k + 1; + ret_value.exponent += remove_trailing_zeros(ret_value.significand); + return ret_value; + } + + // Otherwise, compute the round-up of y + ret_value.significand = + cache_accessor::compute_round_up_for_shorter_interval_case(cache, + beta); + ret_value.exponent = minus_k; + + // When tie occurs, choose one of them according to the rule + if (exponent >= float_info::shorter_interval_tie_lower_threshold && + exponent <= float_info::shorter_interval_tie_upper_threshold) { + ret_value.significand = ret_value.significand % 2 == 0 + ? ret_value.significand + : ret_value.significand - 1; + } else if (ret_value.significand < xi) { + ++ret_value.significand; + } + return ret_value; +} + +template auto to_decimal(T x) noexcept -> decimal_fp { + // Step 1: integer promotion & Schubfach multiplier calculation. + + using carrier_uint = typename float_info::carrier_uint; + using cache_entry_type = typename cache_accessor::cache_entry_type; + auto br = bit_cast(x); + + // Extract significand bits and exponent bits. + const carrier_uint significand_mask = + (static_cast(1) << num_significand_bits()) - 1; + carrier_uint significand = (br & significand_mask); + int exponent = + static_cast((br & exponent_mask()) >> num_significand_bits()); + + if (exponent != 0) { // Check if normal. + exponent -= exponent_bias() + num_significand_bits(); + + // Shorter interval case; proceed like Schubfach. + // In fact, when exponent == 1 and significand == 0, the interval is + // regular. However, it can be shown that the end-results are anyway same. + if (significand == 0) return shorter_interval_case(exponent); + + significand |= (static_cast(1) << num_significand_bits()); + } else { + // Subnormal case; the interval is always regular. + if (significand == 0) return {0, 0}; + exponent = + std::numeric_limits::min_exponent - num_significand_bits() - 1; + } + + const bool include_left_endpoint = (significand % 2 == 0); + const bool include_right_endpoint = include_left_endpoint; + + // Compute k and beta. + const int minus_k = floor_log10_pow2(exponent) - float_info::kappa; + const cache_entry_type cache = cache_accessor::get_cached_power(-minus_k); + const int beta = exponent + floor_log2_pow10(-minus_k); + + // Compute zi and deltai. + // 10^kappa <= deltai < 10^(kappa + 1) + const uint32_t deltai = cache_accessor::compute_delta(cache, beta); + const carrier_uint two_fc = significand << 1; + + // For the case of binary32, the result of integer check is not correct for + // 29711844 * 2^-82 + // = 6.1442653300000000008655037797566933477355632930994033813476... * 10^-18 + // and 29711844 * 2^-81 + // = 1.2288530660000000001731007559513386695471126586198806762695... * 10^-17, + // and they are the unique counterexamples. However, since 29711844 is even, + // this does not cause any problem for the endpoints calculations; it can only + // cause a problem when we need to perform integer check for the center. + // Fortunately, with these inputs, that branch is never executed, so we are + // fine. + const typename cache_accessor::compute_mul_result z_mul = + cache_accessor::compute_mul((two_fc | 1) << beta, cache); + + // Step 2: Try larger divisor; remove trailing zeros if necessary. + + // Using an upper bound on zi, we might be able to optimize the division + // better than the compiler; we are computing zi / big_divisor here. + decimal_fp ret_value; + ret_value.significand = divide_by_10_to_kappa_plus_1(z_mul.result); + uint32_t r = static_cast(z_mul.result - float_info::big_divisor * + ret_value.significand); + + if (r < deltai) { + // Exclude the right endpoint if necessary. + if (r == 0 && (z_mul.is_integer & !include_right_endpoint)) { + --ret_value.significand; + r = float_info::big_divisor; + goto small_divisor_case_label; + } + } else if (r > deltai) { + goto small_divisor_case_label; + } else { + // r == deltai; compare fractional parts. + const typename cache_accessor::compute_mul_parity_result x_mul = + cache_accessor::compute_mul_parity(two_fc - 1, cache, beta); + + if (!(x_mul.parity | (x_mul.is_integer & include_left_endpoint))) + goto small_divisor_case_label; + } + ret_value.exponent = minus_k + float_info::kappa + 1; + + // We may need to remove trailing zeros. + ret_value.exponent += remove_trailing_zeros(ret_value.significand); + return ret_value; + + // Step 3: Find the significand with the smaller divisor. + +small_divisor_case_label: + ret_value.significand *= 10; + ret_value.exponent = minus_k + float_info::kappa; + + uint32_t dist = r - (deltai / 2) + (float_info::small_divisor / 2); + const bool approx_y_parity = + ((dist ^ (float_info::small_divisor / 2)) & 1) != 0; + + // Is dist divisible by 10^kappa? + const bool divisible_by_small_divisor = + check_divisibility_and_divide_by_pow10::kappa>(dist); + + // Add dist / 10^kappa to the significand. + ret_value.significand += dist; + + if (!divisible_by_small_divisor) return ret_value; + + // Check z^(f) >= epsilon^(f). + // We have either yi == zi - epsiloni or yi == (zi - epsiloni) - 1, + // where yi == zi - epsiloni if and only if z^(f) >= epsilon^(f). + // Since there are only 2 possibilities, we only need to care about the + // parity. Also, zi and r should have the same parity since the divisor + // is an even number. + const auto y_mul = cache_accessor::compute_mul_parity(two_fc, cache, beta); + + // If z^(f) >= epsilon^(f), we might have a tie when z^(f) == epsilon^(f), + // or equivalently, when y is an integer. + if (y_mul.parity != approx_y_parity) + --ret_value.significand; + else if (y_mul.is_integer & (ret_value.significand % 2 != 0)) + --ret_value.significand; + return ret_value; +} +} // namespace dragonbox +} // namespace detail + +template <> struct formatter { + FMT_CONSTEXPR auto parse(format_parse_context& ctx) + -> format_parse_context::iterator { + return ctx.begin(); + } + + auto format(const detail::bigint& n, format_context& ctx) const + -> format_context::iterator { + auto out = ctx.out(); + bool first = true; + for (auto i = n.bigits_.size(); i > 0; --i) { + auto value = n.bigits_[i - 1u]; + if (first) { + out = fmt::format_to(out, FMT_STRING("{:x}"), value); + first = false; + continue; + } + out = fmt::format_to(out, FMT_STRING("{:08x}"), value); + } + if (n.exp_ > 0) + out = fmt::format_to(out, FMT_STRING("p{}"), + n.exp_ * detail::bigint::bigit_bits); + return out; + } +}; + +FMT_FUNC detail::utf8_to_utf16::utf8_to_utf16(string_view s) { + for_each_codepoint(s, [this](uint32_t cp, string_view) { + if (cp == invalid_code_point) FMT_THROW(std::runtime_error("invalid utf8")); + if (cp <= 0xFFFF) { + buffer_.push_back(static_cast(cp)); + } else { + cp -= 0x10000; + buffer_.push_back(static_cast(0xD800 + (cp >> 10))); + buffer_.push_back(static_cast(0xDC00 + (cp & 0x3FF))); + } + return true; + }); + buffer_.push_back(0); +} + +FMT_FUNC void format_system_error(detail::buffer& out, int error_code, + const char* message) noexcept { + FMT_TRY { + auto ec = std::error_code(error_code, std::generic_category()); + write(std::back_inserter(out), std::system_error(ec, message).what()); + return; + } + FMT_CATCH(...) {} + format_error_code(out, error_code, message); +} + +FMT_FUNC void report_system_error(int error_code, + const char* message) noexcept { + report_error(format_system_error, error_code, message); +} + +FMT_FUNC auto vformat(string_view fmt, format_args args) -> std::string { + // Don't optimize the "{}" case to keep the binary size small and because it + // can be better optimized in fmt::format anyway. + auto buffer = memory_buffer(); + detail::vformat_to(buffer, fmt, args); + return to_string(buffer); +} + +namespace detail { +#if !defined(_WIN32) || defined(FMT_WINDOWS_NO_WCHAR) +FMT_FUNC auto write_console(int, string_view) -> bool { return false; } +FMT_FUNC auto write_console(std::FILE*, string_view) -> bool { return false; } +#else +using dword = conditional_t; +extern "C" __declspec(dllimport) int __stdcall WriteConsoleW( // + void*, const void*, dword, dword*, void*); + +FMT_FUNC bool write_console(int fd, string_view text) { + auto u16 = utf8_to_utf16(text); + return WriteConsoleW(reinterpret_cast(_get_osfhandle(fd)), u16.c_str(), + static_cast(u16.size()), nullptr, nullptr) != 0; +} + +FMT_FUNC auto write_console(std::FILE* f, string_view text) -> bool { + return write_console(_fileno(f), text); +} +#endif + +#ifdef _WIN32 +// Print assuming legacy (non-Unicode) encoding. +FMT_FUNC void vprint_mojibake(std::FILE* f, string_view fmt, format_args args) { + auto buffer = memory_buffer(); + detail::vformat_to(buffer, fmt, args); + fwrite_fully(buffer.data(), buffer.size(), f); +} +#endif + +FMT_FUNC void print(std::FILE* f, string_view text) { +#ifdef _WIN32 + int fd = _fileno(f); + if (_isatty(fd)) { + std::fflush(f); + if (write_console(fd, text)) return; + } +#endif + fwrite_fully(text.data(), text.size(), f); +} +} // namespace detail + +FMT_FUNC void vprint(std::FILE* f, string_view fmt, format_args args) { + auto buffer = memory_buffer(); + detail::vformat_to(buffer, fmt, args); + detail::print(f, {buffer.data(), buffer.size()}); +} + +FMT_FUNC void vprint(string_view fmt, format_args args) { + vprint(stdout, fmt, args); +} + +namespace detail { + +struct singleton { + unsigned char upper; + unsigned char lower_count; +}; + +inline auto is_printable(uint16_t x, const singleton* singletons, + size_t singletons_size, + const unsigned char* singleton_lowers, + const unsigned char* normal, size_t normal_size) + -> bool { + auto upper = x >> 8; + auto lower_start = 0; + for (size_t i = 0; i < singletons_size; ++i) { + auto s = singletons[i]; + auto lower_end = lower_start + s.lower_count; + if (upper < s.upper) break; + if (upper == s.upper) { + for (auto j = lower_start; j < lower_end; ++j) { + if (singleton_lowers[j] == (x & 0xff)) return false; + } + } + lower_start = lower_end; + } + + auto xsigned = static_cast(x); + auto current = true; + for (size_t i = 0; i < normal_size; ++i) { + auto v = static_cast(normal[i]); + auto len = (v & 0x80) != 0 ? (v & 0x7f) << 8 | normal[++i] : v; + xsigned -= len; + if (xsigned < 0) break; + current = !current; + } + return current; +} + +// This code is generated by support/printable.py. +FMT_FUNC auto is_printable(uint32_t cp) -> bool { + static constexpr singleton singletons0[] = { + {0x00, 1}, {0x03, 5}, {0x05, 6}, {0x06, 3}, {0x07, 6}, {0x08, 8}, + {0x09, 17}, {0x0a, 28}, {0x0b, 25}, {0x0c, 20}, {0x0d, 16}, {0x0e, 13}, + {0x0f, 4}, {0x10, 3}, {0x12, 18}, {0x13, 9}, {0x16, 1}, {0x17, 5}, + {0x18, 2}, {0x19, 3}, {0x1a, 7}, {0x1c, 2}, {0x1d, 1}, {0x1f, 22}, + {0x20, 3}, {0x2b, 3}, {0x2c, 2}, {0x2d, 11}, {0x2e, 1}, {0x30, 3}, + {0x31, 2}, {0x32, 1}, {0xa7, 2}, {0xa9, 2}, {0xaa, 4}, {0xab, 8}, + {0xfa, 2}, {0xfb, 5}, {0xfd, 4}, {0xfe, 3}, {0xff, 9}, + }; + static constexpr unsigned char singletons0_lower[] = { + 0xad, 0x78, 0x79, 0x8b, 0x8d, 0xa2, 0x30, 0x57, 0x58, 0x8b, 0x8c, 0x90, + 0x1c, 0x1d, 0xdd, 0x0e, 0x0f, 0x4b, 0x4c, 0xfb, 0xfc, 0x2e, 0x2f, 0x3f, + 0x5c, 0x5d, 0x5f, 0xb5, 0xe2, 0x84, 0x8d, 0x8e, 0x91, 0x92, 0xa9, 0xb1, + 0xba, 0xbb, 0xc5, 0xc6, 0xc9, 0xca, 0xde, 0xe4, 0xe5, 0xff, 0x00, 0x04, + 0x11, 0x12, 0x29, 0x31, 0x34, 0x37, 0x3a, 0x3b, 0x3d, 0x49, 0x4a, 0x5d, + 0x84, 0x8e, 0x92, 0xa9, 0xb1, 0xb4, 0xba, 0xbb, 0xc6, 0xca, 0xce, 0xcf, + 0xe4, 0xe5, 0x00, 0x04, 0x0d, 0x0e, 0x11, 0x12, 0x29, 0x31, 0x34, 0x3a, + 0x3b, 0x45, 0x46, 0x49, 0x4a, 0x5e, 0x64, 0x65, 0x84, 0x91, 0x9b, 0x9d, + 0xc9, 0xce, 0xcf, 0x0d, 0x11, 0x29, 0x45, 0x49, 0x57, 0x64, 0x65, 0x8d, + 0x91, 0xa9, 0xb4, 0xba, 0xbb, 0xc5, 0xc9, 0xdf, 0xe4, 0xe5, 0xf0, 0x0d, + 0x11, 0x45, 0x49, 0x64, 0x65, 0x80, 0x84, 0xb2, 0xbc, 0xbe, 0xbf, 0xd5, + 0xd7, 0xf0, 0xf1, 0x83, 0x85, 0x8b, 0xa4, 0xa6, 0xbe, 0xbf, 0xc5, 0xc7, + 0xce, 0xcf, 0xda, 0xdb, 0x48, 0x98, 0xbd, 0xcd, 0xc6, 0xce, 0xcf, 0x49, + 0x4e, 0x4f, 0x57, 0x59, 0x5e, 0x5f, 0x89, 0x8e, 0x8f, 0xb1, 0xb6, 0xb7, + 0xbf, 0xc1, 0xc6, 0xc7, 0xd7, 0x11, 0x16, 0x17, 0x5b, 0x5c, 0xf6, 0xf7, + 0xfe, 0xff, 0x80, 0x0d, 0x6d, 0x71, 0xde, 0xdf, 0x0e, 0x0f, 0x1f, 0x6e, + 0x6f, 0x1c, 0x1d, 0x5f, 0x7d, 0x7e, 0xae, 0xaf, 0xbb, 0xbc, 0xfa, 0x16, + 0x17, 0x1e, 0x1f, 0x46, 0x47, 0x4e, 0x4f, 0x58, 0x5a, 0x5c, 0x5e, 0x7e, + 0x7f, 0xb5, 0xc5, 0xd4, 0xd5, 0xdc, 0xf0, 0xf1, 0xf5, 0x72, 0x73, 0x8f, + 0x74, 0x75, 0x96, 0x2f, 0x5f, 0x26, 0x2e, 0x2f, 0xa7, 0xaf, 0xb7, 0xbf, + 0xc7, 0xcf, 0xd7, 0xdf, 0x9a, 0x40, 0x97, 0x98, 0x30, 0x8f, 0x1f, 0xc0, + 0xc1, 0xce, 0xff, 0x4e, 0x4f, 0x5a, 0x5b, 0x07, 0x08, 0x0f, 0x10, 0x27, + 0x2f, 0xee, 0xef, 0x6e, 0x6f, 0x37, 0x3d, 0x3f, 0x42, 0x45, 0x90, 0x91, + 0xfe, 0xff, 0x53, 0x67, 0x75, 0xc8, 0xc9, 0xd0, 0xd1, 0xd8, 0xd9, 0xe7, + 0xfe, 0xff, + }; + static constexpr singleton singletons1[] = { + {0x00, 6}, {0x01, 1}, {0x03, 1}, {0x04, 2}, {0x08, 8}, {0x09, 2}, + {0x0a, 5}, {0x0b, 2}, {0x0e, 4}, {0x10, 1}, {0x11, 2}, {0x12, 5}, + {0x13, 17}, {0x14, 1}, {0x15, 2}, {0x17, 2}, {0x19, 13}, {0x1c, 5}, + {0x1d, 8}, {0x24, 1}, {0x6a, 3}, {0x6b, 2}, {0xbc, 2}, {0xd1, 2}, + {0xd4, 12}, {0xd5, 9}, {0xd6, 2}, {0xd7, 2}, {0xda, 1}, {0xe0, 5}, + {0xe1, 2}, {0xe8, 2}, {0xee, 32}, {0xf0, 4}, {0xf8, 2}, {0xf9, 2}, + {0xfa, 2}, {0xfb, 1}, + }; + static constexpr unsigned char singletons1_lower[] = { + 0x0c, 0x27, 0x3b, 0x3e, 0x4e, 0x4f, 0x8f, 0x9e, 0x9e, 0x9f, 0x06, 0x07, + 0x09, 0x36, 0x3d, 0x3e, 0x56, 0xf3, 0xd0, 0xd1, 0x04, 0x14, 0x18, 0x36, + 0x37, 0x56, 0x57, 0x7f, 0xaa, 0xae, 0xaf, 0xbd, 0x35, 0xe0, 0x12, 0x87, + 0x89, 0x8e, 0x9e, 0x04, 0x0d, 0x0e, 0x11, 0x12, 0x29, 0x31, 0x34, 0x3a, + 0x45, 0x46, 0x49, 0x4a, 0x4e, 0x4f, 0x64, 0x65, 0x5c, 0xb6, 0xb7, 0x1b, + 0x1c, 0x07, 0x08, 0x0a, 0x0b, 0x14, 0x17, 0x36, 0x39, 0x3a, 0xa8, 0xa9, + 0xd8, 0xd9, 0x09, 0x37, 0x90, 0x91, 0xa8, 0x07, 0x0a, 0x3b, 0x3e, 0x66, + 0x69, 0x8f, 0x92, 0x6f, 0x5f, 0xee, 0xef, 0x5a, 0x62, 0x9a, 0x9b, 0x27, + 0x28, 0x55, 0x9d, 0xa0, 0xa1, 0xa3, 0xa4, 0xa7, 0xa8, 0xad, 0xba, 0xbc, + 0xc4, 0x06, 0x0b, 0x0c, 0x15, 0x1d, 0x3a, 0x3f, 0x45, 0x51, 0xa6, 0xa7, + 0xcc, 0xcd, 0xa0, 0x07, 0x19, 0x1a, 0x22, 0x25, 0x3e, 0x3f, 0xc5, 0xc6, + 0x04, 0x20, 0x23, 0x25, 0x26, 0x28, 0x33, 0x38, 0x3a, 0x48, 0x4a, 0x4c, + 0x50, 0x53, 0x55, 0x56, 0x58, 0x5a, 0x5c, 0x5e, 0x60, 0x63, 0x65, 0x66, + 0x6b, 0x73, 0x78, 0x7d, 0x7f, 0x8a, 0xa4, 0xaa, 0xaf, 0xb0, 0xc0, 0xd0, + 0xae, 0xaf, 0x79, 0xcc, 0x6e, 0x6f, 0x93, + }; + static constexpr unsigned char normal0[] = { + 0x00, 0x20, 0x5f, 0x22, 0x82, 0xdf, 0x04, 0x82, 0x44, 0x08, 0x1b, 0x04, + 0x06, 0x11, 0x81, 0xac, 0x0e, 0x80, 0xab, 0x35, 0x28, 0x0b, 0x80, 0xe0, + 0x03, 0x19, 0x08, 0x01, 0x04, 0x2f, 0x04, 0x34, 0x04, 0x07, 0x03, 0x01, + 0x07, 0x06, 0x07, 0x11, 0x0a, 0x50, 0x0f, 0x12, 0x07, 0x55, 0x07, 0x03, + 0x04, 0x1c, 0x0a, 0x09, 0x03, 0x08, 0x03, 0x07, 0x03, 0x02, 0x03, 0x03, + 0x03, 0x0c, 0x04, 0x05, 0x03, 0x0b, 0x06, 0x01, 0x0e, 0x15, 0x05, 0x3a, + 0x03, 0x11, 0x07, 0x06, 0x05, 0x10, 0x07, 0x57, 0x07, 0x02, 0x07, 0x15, + 0x0d, 0x50, 0x04, 0x43, 0x03, 0x2d, 0x03, 0x01, 0x04, 0x11, 0x06, 0x0f, + 0x0c, 0x3a, 0x04, 0x1d, 0x25, 0x5f, 0x20, 0x6d, 0x04, 0x6a, 0x25, 0x80, + 0xc8, 0x05, 0x82, 0xb0, 0x03, 0x1a, 0x06, 0x82, 0xfd, 0x03, 0x59, 0x07, + 0x15, 0x0b, 0x17, 0x09, 0x14, 0x0c, 0x14, 0x0c, 0x6a, 0x06, 0x0a, 0x06, + 0x1a, 0x06, 0x59, 0x07, 0x2b, 0x05, 0x46, 0x0a, 0x2c, 0x04, 0x0c, 0x04, + 0x01, 0x03, 0x31, 0x0b, 0x2c, 0x04, 0x1a, 0x06, 0x0b, 0x03, 0x80, 0xac, + 0x06, 0x0a, 0x06, 0x21, 0x3f, 0x4c, 0x04, 0x2d, 0x03, 0x74, 0x08, 0x3c, + 0x03, 0x0f, 0x03, 0x3c, 0x07, 0x38, 0x08, 0x2b, 0x05, 0x82, 0xff, 0x11, + 0x18, 0x08, 0x2f, 0x11, 0x2d, 0x03, 0x20, 0x10, 0x21, 0x0f, 0x80, 0x8c, + 0x04, 0x82, 0x97, 0x19, 0x0b, 0x15, 0x88, 0x94, 0x05, 0x2f, 0x05, 0x3b, + 0x07, 0x02, 0x0e, 0x18, 0x09, 0x80, 0xb3, 0x2d, 0x74, 0x0c, 0x80, 0xd6, + 0x1a, 0x0c, 0x05, 0x80, 0xff, 0x05, 0x80, 0xdf, 0x0c, 0xee, 0x0d, 0x03, + 0x84, 0x8d, 0x03, 0x37, 0x09, 0x81, 0x5c, 0x14, 0x80, 0xb8, 0x08, 0x80, + 0xcb, 0x2a, 0x38, 0x03, 0x0a, 0x06, 0x38, 0x08, 0x46, 0x08, 0x0c, 0x06, + 0x74, 0x0b, 0x1e, 0x03, 0x5a, 0x04, 0x59, 0x09, 0x80, 0x83, 0x18, 0x1c, + 0x0a, 0x16, 0x09, 0x4c, 0x04, 0x80, 0x8a, 0x06, 0xab, 0xa4, 0x0c, 0x17, + 0x04, 0x31, 0xa1, 0x04, 0x81, 0xda, 0x26, 0x07, 0x0c, 0x05, 0x05, 0x80, + 0xa5, 0x11, 0x81, 0x6d, 0x10, 0x78, 0x28, 0x2a, 0x06, 0x4c, 0x04, 0x80, + 0x8d, 0x04, 0x80, 0xbe, 0x03, 0x1b, 0x03, 0x0f, 0x0d, + }; + static constexpr unsigned char normal1[] = { + 0x5e, 0x22, 0x7b, 0x05, 0x03, 0x04, 0x2d, 0x03, 0x66, 0x03, 0x01, 0x2f, + 0x2e, 0x80, 0x82, 0x1d, 0x03, 0x31, 0x0f, 0x1c, 0x04, 0x24, 0x09, 0x1e, + 0x05, 0x2b, 0x05, 0x44, 0x04, 0x0e, 0x2a, 0x80, 0xaa, 0x06, 0x24, 0x04, + 0x24, 0x04, 0x28, 0x08, 0x34, 0x0b, 0x01, 0x80, 0x90, 0x81, 0x37, 0x09, + 0x16, 0x0a, 0x08, 0x80, 0x98, 0x39, 0x03, 0x63, 0x08, 0x09, 0x30, 0x16, + 0x05, 0x21, 0x03, 0x1b, 0x05, 0x01, 0x40, 0x38, 0x04, 0x4b, 0x05, 0x2f, + 0x04, 0x0a, 0x07, 0x09, 0x07, 0x40, 0x20, 0x27, 0x04, 0x0c, 0x09, 0x36, + 0x03, 0x3a, 0x05, 0x1a, 0x07, 0x04, 0x0c, 0x07, 0x50, 0x49, 0x37, 0x33, + 0x0d, 0x33, 0x07, 0x2e, 0x08, 0x0a, 0x81, 0x26, 0x52, 0x4e, 0x28, 0x08, + 0x2a, 0x56, 0x1c, 0x14, 0x17, 0x09, 0x4e, 0x04, 0x1e, 0x0f, 0x43, 0x0e, + 0x19, 0x07, 0x0a, 0x06, 0x48, 0x08, 0x27, 0x09, 0x75, 0x0b, 0x3f, 0x41, + 0x2a, 0x06, 0x3b, 0x05, 0x0a, 0x06, 0x51, 0x06, 0x01, 0x05, 0x10, 0x03, + 0x05, 0x80, 0x8b, 0x62, 0x1e, 0x48, 0x08, 0x0a, 0x80, 0xa6, 0x5e, 0x22, + 0x45, 0x0b, 0x0a, 0x06, 0x0d, 0x13, 0x39, 0x07, 0x0a, 0x36, 0x2c, 0x04, + 0x10, 0x80, 0xc0, 0x3c, 0x64, 0x53, 0x0c, 0x48, 0x09, 0x0a, 0x46, 0x45, + 0x1b, 0x48, 0x08, 0x53, 0x1d, 0x39, 0x81, 0x07, 0x46, 0x0a, 0x1d, 0x03, + 0x47, 0x49, 0x37, 0x03, 0x0e, 0x08, 0x0a, 0x06, 0x39, 0x07, 0x0a, 0x81, + 0x36, 0x19, 0x80, 0xb7, 0x01, 0x0f, 0x32, 0x0d, 0x83, 0x9b, 0x66, 0x75, + 0x0b, 0x80, 0xc4, 0x8a, 0xbc, 0x84, 0x2f, 0x8f, 0xd1, 0x82, 0x47, 0xa1, + 0xb9, 0x82, 0x39, 0x07, 0x2a, 0x04, 0x02, 0x60, 0x26, 0x0a, 0x46, 0x0a, + 0x28, 0x05, 0x13, 0x82, 0xb0, 0x5b, 0x65, 0x4b, 0x04, 0x39, 0x07, 0x11, + 0x40, 0x05, 0x0b, 0x02, 0x0e, 0x97, 0xf8, 0x08, 0x84, 0xd6, 0x2a, 0x09, + 0xa2, 0xf7, 0x81, 0x1f, 0x31, 0x03, 0x11, 0x04, 0x08, 0x81, 0x8c, 0x89, + 0x04, 0x6b, 0x05, 0x0d, 0x03, 0x09, 0x07, 0x10, 0x93, 0x60, 0x80, 0xf6, + 0x0a, 0x73, 0x08, 0x6e, 0x17, 0x46, 0x80, 0x9a, 0x14, 0x0c, 0x57, 0x09, + 0x19, 0x80, 0x87, 0x81, 0x47, 0x03, 0x85, 0x42, 0x0f, 0x15, 0x85, 0x50, + 0x2b, 0x80, 0xd5, 0x2d, 0x03, 0x1a, 0x04, 0x02, 0x81, 0x70, 0x3a, 0x05, + 0x01, 0x85, 0x00, 0x80, 0xd7, 0x29, 0x4c, 0x04, 0x0a, 0x04, 0x02, 0x83, + 0x11, 0x44, 0x4c, 0x3d, 0x80, 0xc2, 0x3c, 0x06, 0x01, 0x04, 0x55, 0x05, + 0x1b, 0x34, 0x02, 0x81, 0x0e, 0x2c, 0x04, 0x64, 0x0c, 0x56, 0x0a, 0x80, + 0xae, 0x38, 0x1d, 0x0d, 0x2c, 0x04, 0x09, 0x07, 0x02, 0x0e, 0x06, 0x80, + 0x9a, 0x83, 0xd8, 0x08, 0x0d, 0x03, 0x0d, 0x03, 0x74, 0x0c, 0x59, 0x07, + 0x0c, 0x14, 0x0c, 0x04, 0x38, 0x08, 0x0a, 0x06, 0x28, 0x08, 0x22, 0x4e, + 0x81, 0x54, 0x0c, 0x15, 0x03, 0x03, 0x05, 0x07, 0x09, 0x19, 0x07, 0x07, + 0x09, 0x03, 0x0d, 0x07, 0x29, 0x80, 0xcb, 0x25, 0x0a, 0x84, 0x06, + }; + auto lower = static_cast(cp); + if (cp < 0x10000) { + return is_printable(lower, singletons0, + sizeof(singletons0) / sizeof(*singletons0), + singletons0_lower, normal0, sizeof(normal0)); + } + if (cp < 0x20000) { + return is_printable(lower, singletons1, + sizeof(singletons1) / sizeof(*singletons1), + singletons1_lower, normal1, sizeof(normal1)); + } + if (0x2a6de <= cp && cp < 0x2a700) return false; + if (0x2b735 <= cp && cp < 0x2b740) return false; + if (0x2b81e <= cp && cp < 0x2b820) return false; + if (0x2cea2 <= cp && cp < 0x2ceb0) return false; + if (0x2ebe1 <= cp && cp < 0x2f800) return false; + if (0x2fa1e <= cp && cp < 0x30000) return false; + if (0x3134b <= cp && cp < 0xe0100) return false; + if (0xe01f0 <= cp && cp < 0x110000) return false; + return cp < 0x110000; +} + +} // namespace detail + +FMT_END_NAMESPACE + +#endif // FMT_FORMAT_INL_H_ diff --git a/dep/fmt/include/fmt/format.h b/dep/fmt/include/fmt/format.h new file mode 100644 index 00000000..7637c8a0 --- /dev/null +++ b/dep/fmt/include/fmt/format.h @@ -0,0 +1,4535 @@ +/* + Formatting library for C++ + + Copyright (c) 2012 - present, Victor Zverovich + + Permission is hereby granted, free of charge, to any person obtaining + a copy of this software and associated documentation files (the + "Software"), to deal in the Software without restriction, including + without limitation the rights to use, copy, modify, merge, publish, + distribute, sublicense, and/or sell copies of the Software, and to + permit persons to whom the Software is furnished to do so, subject to + the following conditions: + + The above copyright notice and this permission notice shall be + included in all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + + --- Optional exception to the license --- + + As an exception, if, as a result of your compiling your source code, portions + of this Software are embedded into a machine-executable object form of such + source code, you may redistribute such embedded portions in such object form + without including the above copyright and permission notices. + */ + +#ifndef FMT_FORMAT_H_ +#define FMT_FORMAT_H_ + +#include // std::signbit +#include // uint32_t +#include // std::memcpy +#include // std::initializer_list +#include // std::numeric_limits +#include // std::uninitialized_copy +#include // std::runtime_error +#include // std::system_error + +#ifdef __cpp_lib_bit_cast +# include // std::bit_cast +#endif + +#include "core.h" + +#if defined __cpp_inline_variables && __cpp_inline_variables >= 201606L +# define FMT_INLINE_VARIABLE inline +#else +# define FMT_INLINE_VARIABLE +#endif + +#if FMT_HAS_CPP17_ATTRIBUTE(fallthrough) +# define FMT_FALLTHROUGH [[fallthrough]] +#elif defined(__clang__) +# define FMT_FALLTHROUGH [[clang::fallthrough]] +#elif FMT_GCC_VERSION >= 700 && \ + (!defined(__EDG_VERSION__) || __EDG_VERSION__ >= 520) +# define FMT_FALLTHROUGH [[gnu::fallthrough]] +#else +# define FMT_FALLTHROUGH +#endif + +#ifndef FMT_DEPRECATED +# if FMT_HAS_CPP14_ATTRIBUTE(deprecated) || FMT_MSC_VERSION >= 1900 +# define FMT_DEPRECATED [[deprecated]] +# else +# if (defined(__GNUC__) && !defined(__LCC__)) || defined(__clang__) +# define FMT_DEPRECATED __attribute__((deprecated)) +# elif FMT_MSC_VERSION +# define FMT_DEPRECATED __declspec(deprecated) +# else +# define FMT_DEPRECATED /* deprecated */ +# endif +# endif +#endif + +#ifndef FMT_NO_UNIQUE_ADDRESS +# if FMT_CPLUSPLUS >= 202002L +# if FMT_HAS_CPP_ATTRIBUTE(no_unique_address) +# define FMT_NO_UNIQUE_ADDRESS [[no_unique_address]] +// VS2019 v16.10 and later except clang-cl (https://reviews.llvm.org/D110485) +# elif (FMT_MSC_VERSION >= 1929) && !FMT_CLANG_VERSION +# define FMT_NO_UNIQUE_ADDRESS [[msvc::no_unique_address]] +# endif +# endif +#endif +#ifndef FMT_NO_UNIQUE_ADDRESS +# define FMT_NO_UNIQUE_ADDRESS +#endif + +// Visibility when compiled as a shared library/object. +#if defined(FMT_LIB_EXPORT) || defined(FMT_SHARED) +# define FMT_SO_VISIBILITY(value) FMT_VISIBILITY(value) +#else +# define FMT_SO_VISIBILITY(value) +#endif + +#ifdef __has_builtin +# define FMT_HAS_BUILTIN(x) __has_builtin(x) +#else +# define FMT_HAS_BUILTIN(x) 0 +#endif + +#if FMT_GCC_VERSION || FMT_CLANG_VERSION +# define FMT_NOINLINE __attribute__((noinline)) +#else +# define FMT_NOINLINE +#endif + +#ifndef FMT_THROW +# if FMT_EXCEPTIONS +# if FMT_MSC_VERSION || defined(__NVCC__) +FMT_BEGIN_NAMESPACE +namespace detail { +template inline void do_throw(const Exception& x) { + // Silence unreachable code warnings in MSVC and NVCC because these + // are nearly impossible to fix in a generic code. + volatile bool b = true; + if (b) throw x; +} +} // namespace detail +FMT_END_NAMESPACE +# define FMT_THROW(x) detail::do_throw(x) +# else +# define FMT_THROW(x) throw x +# endif +# else +# define FMT_THROW(x) \ + ::fmt::detail::assert_fail(__FILE__, __LINE__, (x).what()) +# endif +#endif + +#if FMT_EXCEPTIONS +# define FMT_TRY try +# define FMT_CATCH(x) catch (x) +#else +# define FMT_TRY if (true) +# define FMT_CATCH(x) if (false) +#endif + +#ifndef FMT_MAYBE_UNUSED +# if FMT_HAS_CPP17_ATTRIBUTE(maybe_unused) +# define FMT_MAYBE_UNUSED [[maybe_unused]] +# else +# define FMT_MAYBE_UNUSED +# endif +#endif + +#ifndef FMT_USE_USER_DEFINED_LITERALS +// EDG based compilers (Intel, NVIDIA, Elbrus, etc), GCC and MSVC support UDLs. +// +// GCC before 4.9 requires a space in `operator"" _a` which is invalid in later +// compiler versions. +# if (FMT_HAS_FEATURE(cxx_user_literals) || FMT_GCC_VERSION >= 409 || \ + FMT_MSC_VERSION >= 1900) && \ + (!defined(__EDG_VERSION__) || __EDG_VERSION__ >= /* UDL feature */ 480) +# define FMT_USE_USER_DEFINED_LITERALS 1 +# else +# define FMT_USE_USER_DEFINED_LITERALS 0 +# endif +#endif + +// Defining FMT_REDUCE_INT_INSTANTIATIONS to 1, will reduce the number of +// integer formatter template instantiations to just one by only using the +// largest integer type. This results in a reduction in binary size but will +// cause a decrease in integer formatting performance. +#if !defined(FMT_REDUCE_INT_INSTANTIATIONS) +# define FMT_REDUCE_INT_INSTANTIATIONS 0 +#endif + +// __builtin_clz is broken in clang with Microsoft CodeGen: +// https://github.com/fmtlib/fmt/issues/519. +#if !FMT_MSC_VERSION +# if FMT_HAS_BUILTIN(__builtin_clz) || FMT_GCC_VERSION || FMT_ICC_VERSION +# define FMT_BUILTIN_CLZ(n) __builtin_clz(n) +# endif +# if FMT_HAS_BUILTIN(__builtin_clzll) || FMT_GCC_VERSION || FMT_ICC_VERSION +# define FMT_BUILTIN_CLZLL(n) __builtin_clzll(n) +# endif +#endif + +// __builtin_ctz is broken in Intel Compiler Classic on Windows: +// https://github.com/fmtlib/fmt/issues/2510. +#ifndef __ICL +# if FMT_HAS_BUILTIN(__builtin_ctz) || FMT_GCC_VERSION || FMT_ICC_VERSION || \ + defined(__NVCOMPILER) +# define FMT_BUILTIN_CTZ(n) __builtin_ctz(n) +# endif +# if FMT_HAS_BUILTIN(__builtin_ctzll) || FMT_GCC_VERSION || \ + FMT_ICC_VERSION || defined(__NVCOMPILER) +# define FMT_BUILTIN_CTZLL(n) __builtin_ctzll(n) +# endif +#endif + +#if FMT_MSC_VERSION +# include // _BitScanReverse[64], _BitScanForward[64], _umul128 +#endif + +// Some compilers masquerade as both MSVC and GCC-likes or otherwise support +// __builtin_clz and __builtin_clzll, so only define FMT_BUILTIN_CLZ using the +// MSVC intrinsics if the clz and clzll builtins are not available. +#if FMT_MSC_VERSION && !defined(FMT_BUILTIN_CLZLL) && \ + !defined(FMT_BUILTIN_CTZLL) +FMT_BEGIN_NAMESPACE +namespace detail { +// Avoid Clang with Microsoft CodeGen's -Wunknown-pragmas warning. +# if !defined(__clang__) +# pragma intrinsic(_BitScanForward) +# pragma intrinsic(_BitScanReverse) +# if defined(_WIN64) +# pragma intrinsic(_BitScanForward64) +# pragma intrinsic(_BitScanReverse64) +# endif +# endif + +inline auto clz(uint32_t x) -> int { + unsigned long r = 0; + _BitScanReverse(&r, x); + FMT_ASSERT(x != 0, ""); + // Static analysis complains about using uninitialized data + // "r", but the only way that can happen is if "x" is 0, + // which the callers guarantee to not happen. + FMT_MSC_WARNING(suppress : 6102) + return 31 ^ static_cast(r); +} +# define FMT_BUILTIN_CLZ(n) detail::clz(n) + +inline auto clzll(uint64_t x) -> int { + unsigned long r = 0; +# ifdef _WIN64 + _BitScanReverse64(&r, x); +# else + // Scan the high 32 bits. + if (_BitScanReverse(&r, static_cast(x >> 32))) + return 63 ^ static_cast(r + 32); + // Scan the low 32 bits. + _BitScanReverse(&r, static_cast(x)); +# endif + FMT_ASSERT(x != 0, ""); + FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. + return 63 ^ static_cast(r); +} +# define FMT_BUILTIN_CLZLL(n) detail::clzll(n) + +inline auto ctz(uint32_t x) -> int { + unsigned long r = 0; + _BitScanForward(&r, x); + FMT_ASSERT(x != 0, ""); + FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. + return static_cast(r); +} +# define FMT_BUILTIN_CTZ(n) detail::ctz(n) + +inline auto ctzll(uint64_t x) -> int { + unsigned long r = 0; + FMT_ASSERT(x != 0, ""); + FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. +# ifdef _WIN64 + _BitScanForward64(&r, x); +# else + // Scan the low 32 bits. + if (_BitScanForward(&r, static_cast(x))) return static_cast(r); + // Scan the high 32 bits. + _BitScanForward(&r, static_cast(x >> 32)); + r += 32; +# endif + return static_cast(r); +} +# define FMT_BUILTIN_CTZLL(n) detail::ctzll(n) +} // namespace detail +FMT_END_NAMESPACE +#endif + +FMT_BEGIN_NAMESPACE +namespace detail { + +FMT_CONSTEXPR inline void abort_fuzzing_if(bool condition) { + ignore_unused(condition); +#ifdef FMT_FUZZ + if (condition) throw std::runtime_error("fuzzing limit reached"); +#endif +} + +template struct string_literal { + static constexpr CharT value[sizeof...(C)] = {C...}; + constexpr operator basic_string_view() const { + return {value, sizeof...(C)}; + } +}; + +#if FMT_CPLUSPLUS < 201703L +template +constexpr CharT string_literal::value[sizeof...(C)]; +#endif + +// Implementation of std::bit_cast for pre-C++20. +template +FMT_CONSTEXPR20 auto bit_cast(const From& from) -> To { +#ifdef __cpp_lib_bit_cast + if (is_constant_evaluated()) return std::bit_cast(from); +#endif + auto to = To(); + // The cast suppresses a bogus -Wclass-memaccess on GCC. + std::memcpy(static_cast(&to), &from, sizeof(to)); + return to; +} + +inline auto is_big_endian() -> bool { +#ifdef _WIN32 + return false; +#elif defined(__BIG_ENDIAN__) + return true; +#elif defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) + return __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__; +#else + struct bytes { + char data[sizeof(int)]; + }; + return bit_cast(1).data[0] == 0; +#endif +} + +class uint128_fallback { + private: + uint64_t lo_, hi_; + + public: + constexpr uint128_fallback(uint64_t hi, uint64_t lo) : lo_(lo), hi_(hi) {} + constexpr uint128_fallback(uint64_t value = 0) : lo_(value), hi_(0) {} + + constexpr auto high() const noexcept -> uint64_t { return hi_; } + constexpr auto low() const noexcept -> uint64_t { return lo_; } + + template ::value)> + constexpr explicit operator T() const { + return static_cast(lo_); + } + + friend constexpr auto operator==(const uint128_fallback& lhs, + const uint128_fallback& rhs) -> bool { + return lhs.hi_ == rhs.hi_ && lhs.lo_ == rhs.lo_; + } + friend constexpr auto operator!=(const uint128_fallback& lhs, + const uint128_fallback& rhs) -> bool { + return !(lhs == rhs); + } + friend constexpr auto operator>(const uint128_fallback& lhs, + const uint128_fallback& rhs) -> bool { + return lhs.hi_ != rhs.hi_ ? lhs.hi_ > rhs.hi_ : lhs.lo_ > rhs.lo_; + } + friend constexpr auto operator|(const uint128_fallback& lhs, + const uint128_fallback& rhs) + -> uint128_fallback { + return {lhs.hi_ | rhs.hi_, lhs.lo_ | rhs.lo_}; + } + friend constexpr auto operator&(const uint128_fallback& lhs, + const uint128_fallback& rhs) + -> uint128_fallback { + return {lhs.hi_ & rhs.hi_, lhs.lo_ & rhs.lo_}; + } + friend constexpr auto operator~(const uint128_fallback& n) + -> uint128_fallback { + return {~n.hi_, ~n.lo_}; + } + friend auto operator+(const uint128_fallback& lhs, + const uint128_fallback& rhs) -> uint128_fallback { + auto result = uint128_fallback(lhs); + result += rhs; + return result; + } + friend auto operator*(const uint128_fallback& lhs, uint32_t rhs) + -> uint128_fallback { + FMT_ASSERT(lhs.hi_ == 0, ""); + uint64_t hi = (lhs.lo_ >> 32) * rhs; + uint64_t lo = (lhs.lo_ & ~uint32_t()) * rhs; + uint64_t new_lo = (hi << 32) + lo; + return {(hi >> 32) + (new_lo < lo ? 1 : 0), new_lo}; + } + friend auto operator-(const uint128_fallback& lhs, uint64_t rhs) + -> uint128_fallback { + return {lhs.hi_ - (lhs.lo_ < rhs ? 1 : 0), lhs.lo_ - rhs}; + } + FMT_CONSTEXPR auto operator>>(int shift) const -> uint128_fallback { + if (shift == 64) return {0, hi_}; + if (shift > 64) return uint128_fallback(0, hi_) >> (shift - 64); + return {hi_ >> shift, (hi_ << (64 - shift)) | (lo_ >> shift)}; + } + FMT_CONSTEXPR auto operator<<(int shift) const -> uint128_fallback { + if (shift == 64) return {lo_, 0}; + if (shift > 64) return uint128_fallback(lo_, 0) << (shift - 64); + return {hi_ << shift | (lo_ >> (64 - shift)), (lo_ << shift)}; + } + FMT_CONSTEXPR auto operator>>=(int shift) -> uint128_fallback& { + return *this = *this >> shift; + } + FMT_CONSTEXPR void operator+=(uint128_fallback n) { + uint64_t new_lo = lo_ + n.lo_; + uint64_t new_hi = hi_ + n.hi_ + (new_lo < lo_ ? 1 : 0); + FMT_ASSERT(new_hi >= hi_, ""); + lo_ = new_lo; + hi_ = new_hi; + } + FMT_CONSTEXPR void operator&=(uint128_fallback n) { + lo_ &= n.lo_; + hi_ &= n.hi_; + } + + FMT_CONSTEXPR20 auto operator+=(uint64_t n) noexcept -> uint128_fallback& { + if (is_constant_evaluated()) { + lo_ += n; + hi_ += (lo_ < n ? 1 : 0); + return *this; + } +#if FMT_HAS_BUILTIN(__builtin_addcll) && !defined(__ibmxl__) + unsigned long long carry; + lo_ = __builtin_addcll(lo_, n, 0, &carry); + hi_ += carry; +#elif FMT_HAS_BUILTIN(__builtin_ia32_addcarryx_u64) && !defined(__ibmxl__) + unsigned long long result; + auto carry = __builtin_ia32_addcarryx_u64(0, lo_, n, &result); + lo_ = result; + hi_ += carry; +#elif defined(_MSC_VER) && defined(_M_X64) + auto carry = _addcarry_u64(0, lo_, n, &lo_); + _addcarry_u64(carry, hi_, 0, &hi_); +#else + lo_ += n; + hi_ += (lo_ < n ? 1 : 0); +#endif + return *this; + } +}; + +using uint128_t = conditional_t; + +#ifdef UINTPTR_MAX +using uintptr_t = ::uintptr_t; +#else +using uintptr_t = uint128_t; +#endif + +// Returns the largest possible value for type T. Same as +// std::numeric_limits::max() but shorter and not affected by the max macro. +template constexpr auto max_value() -> T { + return (std::numeric_limits::max)(); +} +template constexpr auto num_bits() -> int { + return std::numeric_limits::digits; +} +// std::numeric_limits::digits may return 0 for 128-bit ints. +template <> constexpr auto num_bits() -> int { return 128; } +template <> constexpr auto num_bits() -> int { return 128; } + +// A heterogeneous bit_cast used for converting 96-bit long double to uint128_t +// and 128-bit pointers to uint128_fallback. +template sizeof(From))> +inline auto bit_cast(const From& from) -> To { + constexpr auto size = static_cast(sizeof(From) / sizeof(unsigned)); + struct data_t { + unsigned value[static_cast(size)]; + } data = bit_cast(from); + auto result = To(); + if (const_check(is_big_endian())) { + for (int i = 0; i < size; ++i) + result = (result << num_bits()) | data.value[i]; + } else { + for (int i = size - 1; i >= 0; --i) + result = (result << num_bits()) | data.value[i]; + } + return result; +} + +template +FMT_CONSTEXPR20 inline auto countl_zero_fallback(UInt n) -> int { + int lz = 0; + constexpr UInt msb_mask = static_cast(1) << (num_bits() - 1); + for (; (n & msb_mask) == 0; n <<= 1) lz++; + return lz; +} + +FMT_CONSTEXPR20 inline auto countl_zero(uint32_t n) -> int { +#ifdef FMT_BUILTIN_CLZ + if (!is_constant_evaluated()) return FMT_BUILTIN_CLZ(n); +#endif + return countl_zero_fallback(n); +} + +FMT_CONSTEXPR20 inline auto countl_zero(uint64_t n) -> int { +#ifdef FMT_BUILTIN_CLZLL + if (!is_constant_evaluated()) return FMT_BUILTIN_CLZLL(n); +#endif + return countl_zero_fallback(n); +} + +FMT_INLINE void assume(bool condition) { + (void)condition; +#if FMT_HAS_BUILTIN(__builtin_assume) && !FMT_ICC_VERSION + __builtin_assume(condition); +#elif FMT_GCC_VERSION + if (!condition) __builtin_unreachable(); +#endif +} + +// An approximation of iterator_t for pre-C++20 systems. +template +using iterator_t = decltype(std::begin(std::declval())); +template using sentinel_t = decltype(std::end(std::declval())); + +// A workaround for std::string not having mutable data() until C++17. +template +inline auto get_data(std::basic_string& s) -> Char* { + return &s[0]; +} +template +inline auto get_data(Container& c) -> typename Container::value_type* { + return c.data(); +} + +// Attempts to reserve space for n extra characters in the output range. +// Returns a pointer to the reserved range or a reference to it. +template ::value)> +#if FMT_CLANG_VERSION >= 307 && !FMT_ICC_VERSION +__attribute__((no_sanitize("undefined"))) +#endif +inline auto +reserve(std::back_insert_iterator it, size_t n) -> + typename Container::value_type* { + Container& c = get_container(it); + size_t size = c.size(); + c.resize(size + n); + return get_data(c) + size; +} + +template +inline auto reserve(buffer_appender it, size_t n) -> buffer_appender { + buffer& buf = get_container(it); + buf.try_reserve(buf.size() + n); + return it; +} + +template +constexpr auto reserve(Iterator& it, size_t) -> Iterator& { + return it; +} + +template +using reserve_iterator = + remove_reference_t(), 0))>; + +template +constexpr auto to_pointer(OutputIt, size_t) -> T* { + return nullptr; +} +template auto to_pointer(buffer_appender it, size_t n) -> T* { + buffer& buf = get_container(it); + auto size = buf.size(); + if (buf.capacity() < size + n) return nullptr; + buf.try_resize(size + n); + return buf.data() + size; +} + +template ::value)> +inline auto base_iterator(std::back_insert_iterator it, + typename Container::value_type*) + -> std::back_insert_iterator { + return it; +} + +template +constexpr auto base_iterator(Iterator, Iterator it) -> Iterator { + return it; +} + +// is spectacularly slow to compile in C++20 so use a simple fill_n +// instead (#1998). +template +FMT_CONSTEXPR auto fill_n(OutputIt out, Size count, const T& value) + -> OutputIt { + for (Size i = 0; i < count; ++i) *out++ = value; + return out; +} +template +FMT_CONSTEXPR20 auto fill_n(T* out, Size count, char value) -> T* { + if (is_constant_evaluated()) { + return fill_n(out, count, value); + } + std::memset(out, value, to_unsigned(count)); + return out + count; +} + +#ifdef __cpp_char8_t +using char8_type = char8_t; +#else +enum char8_type : unsigned char {}; +#endif + +template +FMT_CONSTEXPR FMT_NOINLINE auto copy_str_noinline(InputIt begin, InputIt end, + OutputIt out) -> OutputIt { + return copy_str(begin, end, out); +} + +// A public domain branchless UTF-8 decoder by Christopher Wellons: +// https://github.com/skeeto/branchless-utf8 +/* Decode the next character, c, from s, reporting errors in e. + * + * Since this is a branchless decoder, four bytes will be read from the + * buffer regardless of the actual length of the next character. This + * means the buffer _must_ have at least three bytes of zero padding + * following the end of the data stream. + * + * Errors are reported in e, which will be non-zero if the parsed + * character was somehow invalid: invalid byte sequence, non-canonical + * encoding, or a surrogate half. + * + * The function returns a pointer to the next character. When an error + * occurs, this pointer will be a guess that depends on the particular + * error, but it will always advance at least one byte. + */ +FMT_CONSTEXPR inline auto utf8_decode(const char* s, uint32_t* c, int* e) + -> const char* { + constexpr const int masks[] = {0x00, 0x7f, 0x1f, 0x0f, 0x07}; + constexpr const uint32_t mins[] = {4194304, 0, 128, 2048, 65536}; + constexpr const int shiftc[] = {0, 18, 12, 6, 0}; + constexpr const int shifte[] = {0, 6, 4, 2, 0}; + + int len = "\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\0\0\0\0\0\0\0\0\2\2\2\2\3\3\4" + [static_cast(*s) >> 3]; + // Compute the pointer to the next character early so that the next + // iteration can start working on the next character. Neither Clang + // nor GCC figure out this reordering on their own. + const char* next = s + len + !len; + + using uchar = unsigned char; + + // Assume a four-byte character and load four bytes. Unused bits are + // shifted out. + *c = uint32_t(uchar(s[0]) & masks[len]) << 18; + *c |= uint32_t(uchar(s[1]) & 0x3f) << 12; + *c |= uint32_t(uchar(s[2]) & 0x3f) << 6; + *c |= uint32_t(uchar(s[3]) & 0x3f) << 0; + *c >>= shiftc[len]; + + // Accumulate the various error conditions. + *e = (*c < mins[len]) << 6; // non-canonical encoding + *e |= ((*c >> 11) == 0x1b) << 7; // surrogate half? + *e |= (*c > 0x10FFFF) << 8; // out of range? + *e |= (uchar(s[1]) & 0xc0) >> 2; + *e |= (uchar(s[2]) & 0xc0) >> 4; + *e |= uchar(s[3]) >> 6; + *e ^= 0x2a; // top two bits of each tail byte correct? + *e >>= shifte[len]; + + return next; +} + +constexpr FMT_INLINE_VARIABLE uint32_t invalid_code_point = ~uint32_t(); + +// Invokes f(cp, sv) for every code point cp in s with sv being the string view +// corresponding to the code point. cp is invalid_code_point on error. +template +FMT_CONSTEXPR void for_each_codepoint(string_view s, F f) { + auto decode = [f](const char* buf_ptr, const char* ptr) { + auto cp = uint32_t(); + auto error = 0; + auto end = utf8_decode(buf_ptr, &cp, &error); + bool result = f(error ? invalid_code_point : cp, + string_view(ptr, error ? 1 : to_unsigned(end - buf_ptr))); + return result ? (error ? buf_ptr + 1 : end) : nullptr; + }; + auto p = s.data(); + const size_t block_size = 4; // utf8_decode always reads blocks of 4 chars. + if (s.size() >= block_size) { + for (auto end = p + s.size() - block_size + 1; p < end;) { + p = decode(p, p); + if (!p) return; + } + } + if (auto num_chars_left = s.data() + s.size() - p) { + char buf[2 * block_size - 1] = {}; + copy_str(p, p + num_chars_left, buf); + const char* buf_ptr = buf; + do { + auto end = decode(buf_ptr, p); + if (!end) return; + p += end - buf_ptr; + buf_ptr = end; + } while (buf_ptr - buf < num_chars_left); + } +} + +template +inline auto compute_width(basic_string_view s) -> size_t { + return s.size(); +} + +// Computes approximate display width of a UTF-8 string. +FMT_CONSTEXPR inline auto compute_width(string_view s) -> size_t { + size_t num_code_points = 0; + // It is not a lambda for compatibility with C++14. + struct count_code_points { + size_t* count; + FMT_CONSTEXPR auto operator()(uint32_t cp, string_view) const -> bool { + *count += detail::to_unsigned( + 1 + + (cp >= 0x1100 && + (cp <= 0x115f || // Hangul Jamo init. consonants + cp == 0x2329 || // LEFT-POINTING ANGLE BRACKET + cp == 0x232a || // RIGHT-POINTING ANGLE BRACKET + // CJK ... Yi except IDEOGRAPHIC HALF FILL SPACE: + (cp >= 0x2e80 && cp <= 0xa4cf && cp != 0x303f) || + (cp >= 0xac00 && cp <= 0xd7a3) || // Hangul Syllables + (cp >= 0xf900 && cp <= 0xfaff) || // CJK Compatibility Ideographs + (cp >= 0xfe10 && cp <= 0xfe19) || // Vertical Forms + (cp >= 0xfe30 && cp <= 0xfe6f) || // CJK Compatibility Forms + (cp >= 0xff00 && cp <= 0xff60) || // Fullwidth Forms + (cp >= 0xffe0 && cp <= 0xffe6) || // Fullwidth Forms + (cp >= 0x20000 && cp <= 0x2fffd) || // CJK + (cp >= 0x30000 && cp <= 0x3fffd) || + // Miscellaneous Symbols and Pictographs + Emoticons: + (cp >= 0x1f300 && cp <= 0x1f64f) || + // Supplemental Symbols and Pictographs: + (cp >= 0x1f900 && cp <= 0x1f9ff)))); + return true; + } + }; + // We could avoid branches by using utf8_decode directly. + for_each_codepoint(s, count_code_points{&num_code_points}); + return num_code_points; +} + +inline auto compute_width(basic_string_view s) -> size_t { + return compute_width( + string_view(reinterpret_cast(s.data()), s.size())); +} + +template +inline auto code_point_index(basic_string_view s, size_t n) -> size_t { + size_t size = s.size(); + return n < size ? n : size; +} + +// Calculates the index of the nth code point in a UTF-8 string. +inline auto code_point_index(string_view s, size_t n) -> size_t { + size_t result = s.size(); + const char* begin = s.begin(); + for_each_codepoint(s, [begin, &n, &result](uint32_t, string_view sv) { + if (n != 0) { + --n; + return true; + } + result = to_unsigned(sv.begin() - begin); + return false; + }); + return result; +} + +inline auto code_point_index(basic_string_view s, size_t n) + -> size_t { + return code_point_index( + string_view(reinterpret_cast(s.data()), s.size()), n); +} + +template struct is_integral : std::is_integral {}; +template <> struct is_integral : std::true_type {}; +template <> struct is_integral : std::true_type {}; + +template +using is_signed = + std::integral_constant::is_signed || + std::is_same::value>; + +template +using is_integer = + bool_constant::value && !std::is_same::value && + !std::is_same::value && + !std::is_same::value>; + +#ifndef FMT_USE_FLOAT +# define FMT_USE_FLOAT 1 +#endif +#ifndef FMT_USE_DOUBLE +# define FMT_USE_DOUBLE 1 +#endif +#ifndef FMT_USE_LONG_DOUBLE +# define FMT_USE_LONG_DOUBLE 1 +#endif + +#ifndef FMT_USE_FLOAT128 +# ifdef __clang__ +// Clang emulates GCC, so it has to appear early. +# if FMT_HAS_INCLUDE() +# define FMT_USE_FLOAT128 1 +# endif +# elif defined(__GNUC__) +// GNU C++: +# if defined(_GLIBCXX_USE_FLOAT128) && !defined(__STRICT_ANSI__) +# define FMT_USE_FLOAT128 1 +# endif +# endif +# ifndef FMT_USE_FLOAT128 +# define FMT_USE_FLOAT128 0 +# endif +#endif + +#if FMT_USE_FLOAT128 +using float128 = __float128; +#else +using float128 = void; +#endif +template using is_float128 = std::is_same; + +template +using is_floating_point = + bool_constant::value || is_float128::value>; + +template ::value> +struct is_fast_float : bool_constant::is_iec559 && + sizeof(T) <= sizeof(double)> {}; +template struct is_fast_float : std::false_type {}; + +template +using is_double_double = bool_constant::digits == 106>; + +#ifndef FMT_USE_FULL_CACHE_DRAGONBOX +# define FMT_USE_FULL_CACHE_DRAGONBOX 0 +#endif + +template +template +void buffer::append(const U* begin, const U* end) { + while (begin != end) { + auto count = to_unsigned(end - begin); + try_reserve(size_ + count); + auto free_cap = capacity_ - size_; + if (free_cap < count) count = free_cap; + std::uninitialized_copy_n(begin, count, ptr_ + size_); + size_ += count; + begin += count; + } +} + +template +struct is_locale : std::false_type {}; +template +struct is_locale> : std::true_type {}; +} // namespace detail + +FMT_BEGIN_EXPORT + +// The number of characters to store in the basic_memory_buffer object itself +// to avoid dynamic memory allocation. +enum { inline_buffer_size = 500 }; + +/** + \rst + A dynamically growing memory buffer for trivially copyable/constructible types + with the first ``SIZE`` elements stored in the object itself. + + You can use the ``memory_buffer`` type alias for ``char`` instead. + + **Example**:: + + auto out = fmt::memory_buffer(); + fmt::format_to(std::back_inserter(out), "The answer is {}.", 42); + + This will append the following output to the ``out`` object: + + .. code-block:: none + + The answer is 42. + + The output can be converted to an ``std::string`` with ``to_string(out)``. + \endrst + */ +template > +class basic_memory_buffer final : public detail::buffer { + private: + T store_[SIZE]; + + // Don't inherit from Allocator to avoid generating type_info for it. + FMT_NO_UNIQUE_ADDRESS Allocator alloc_; + + // Deallocate memory allocated by the buffer. + FMT_CONSTEXPR20 void deallocate() { + T* data = this->data(); + if (data != store_) alloc_.deallocate(data, this->capacity()); + } + + protected: + FMT_CONSTEXPR20 void grow(size_t size) override { + detail::abort_fuzzing_if(size > 5000); + const size_t max_size = std::allocator_traits::max_size(alloc_); + size_t old_capacity = this->capacity(); + size_t new_capacity = old_capacity + old_capacity / 2; + if (size > new_capacity) + new_capacity = size; + else if (new_capacity > max_size) + new_capacity = size > max_size ? size : max_size; + T* old_data = this->data(); + T* new_data = + std::allocator_traits::allocate(alloc_, new_capacity); + // Suppress a bogus -Wstringop-overflow in gcc 13.1 (#3481). + detail::assume(this->size() <= new_capacity); + // The following code doesn't throw, so the raw pointer above doesn't leak. + std::uninitialized_copy_n(old_data, this->size(), new_data); + this->set(new_data, new_capacity); + // deallocate must not throw according to the standard, but even if it does, + // the buffer already uses the new storage and will deallocate it in + // destructor. + if (old_data != store_) alloc_.deallocate(old_data, old_capacity); + } + + public: + using value_type = T; + using const_reference = const T&; + + FMT_CONSTEXPR20 explicit basic_memory_buffer( + const Allocator& alloc = Allocator()) + : alloc_(alloc) { + this->set(store_, SIZE); + if (detail::is_constant_evaluated()) detail::fill_n(store_, SIZE, T()); + } + FMT_CONSTEXPR20 ~basic_memory_buffer() { deallocate(); } + + private: + // Move data from other to this buffer. + FMT_CONSTEXPR20 void move(basic_memory_buffer& other) { + alloc_ = std::move(other.alloc_); + T* data = other.data(); + size_t size = other.size(), capacity = other.capacity(); + if (data == other.store_) { + this->set(store_, capacity); + detail::copy_str(other.store_, other.store_ + size, store_); + } else { + this->set(data, capacity); + // Set pointer to the inline array so that delete is not called + // when deallocating. + other.set(other.store_, 0); + other.clear(); + } + this->resize(size); + } + + public: + /** + \rst + Constructs a :class:`fmt::basic_memory_buffer` object moving the content + of the other object to it. + \endrst + */ + FMT_CONSTEXPR20 basic_memory_buffer(basic_memory_buffer&& other) noexcept { + move(other); + } + + /** + \rst + Moves the content of the other ``basic_memory_buffer`` object to this one. + \endrst + */ + auto operator=(basic_memory_buffer&& other) noexcept -> basic_memory_buffer& { + FMT_ASSERT(this != &other, ""); + deallocate(); + move(other); + return *this; + } + + // Returns a copy of the allocator associated with this buffer. + auto get_allocator() const -> Allocator { return alloc_; } + + /** + Resizes the buffer to contain *count* elements. If T is a POD type new + elements may not be initialized. + */ + FMT_CONSTEXPR20 void resize(size_t count) { this->try_resize(count); } + + /** Increases the buffer capacity to *new_capacity*. */ + void reserve(size_t new_capacity) { this->try_reserve(new_capacity); } + + using detail::buffer::append; + template + void append(const ContiguousRange& range) { + append(range.data(), range.data() + range.size()); + } +}; + +using memory_buffer = basic_memory_buffer; + +template +struct is_contiguous> : std::true_type { +}; + +FMT_END_EXPORT +namespace detail { +FMT_API auto write_console(int fd, string_view text) -> bool; +FMT_API auto write_console(std::FILE* f, string_view text) -> bool; +FMT_API void print(std::FILE*, string_view); +} // namespace detail + +FMT_BEGIN_EXPORT + +// Suppress a misleading warning in older versions of clang. +#if FMT_CLANG_VERSION +# pragma clang diagnostic ignored "-Wweak-vtables" +#endif + +/** An error reported from a formatting function. */ +class FMT_SO_VISIBILITY("default") format_error : public std::runtime_error { + public: + using std::runtime_error::runtime_error; +}; + +namespace detail_exported { +#if FMT_USE_NONTYPE_TEMPLATE_ARGS +template struct fixed_string { + constexpr fixed_string(const Char (&str)[N]) { + detail::copy_str(static_cast(str), + str + N, data); + } + Char data[N] = {}; +}; +#endif + +// Converts a compile-time string to basic_string_view. +template +constexpr auto compile_string_to_view(const Char (&s)[N]) + -> basic_string_view { + // Remove trailing NUL character if needed. Won't be present if this is used + // with a raw character array (i.e. not defined as a string). + return {s, N - (std::char_traits::to_int_type(s[N - 1]) == 0 ? 1 : 0)}; +} +template +constexpr auto compile_string_to_view(detail::std_string_view s) + -> basic_string_view { + return {s.data(), s.size()}; +} +} // namespace detail_exported + +class loc_value { + private: + basic_format_arg value_; + + public: + template ::value)> + loc_value(T value) : value_(detail::make_arg(value)) {} + + template ::value)> + loc_value(T) {} + + template auto visit(Visitor&& vis) -> decltype(vis(0)) { + return visit_format_arg(vis, value_); + } +}; + +// A locale facet that formats values in UTF-8. +// It is parameterized on the locale to avoid the heavy include. +template class format_facet : public Locale::facet { + private: + std::string separator_; + std::string grouping_; + std::string decimal_point_; + + protected: + virtual auto do_put(appender out, loc_value val, + const format_specs<>& specs) const -> bool; + + public: + static FMT_API typename Locale::id id; + + explicit format_facet(Locale& loc); + explicit format_facet(string_view sep = "", + std::initializer_list g = {3}, + std::string decimal_point = ".") + : separator_(sep.data(), sep.size()), + grouping_(g.begin(), g.end()), + decimal_point_(decimal_point) {} + + auto put(appender out, loc_value val, const format_specs<>& specs) const + -> bool { + return do_put(out, val, specs); + } +}; + +namespace detail { + +// Returns true if value is negative, false otherwise. +// Same as `value < 0` but doesn't produce warnings if T is an unsigned type. +template ::value)> +constexpr auto is_negative(T value) -> bool { + return value < 0; +} +template ::value)> +constexpr auto is_negative(T) -> bool { + return false; +} + +template +FMT_CONSTEXPR auto is_supported_floating_point(T) -> bool { + if (std::is_same()) return FMT_USE_FLOAT; + if (std::is_same()) return FMT_USE_DOUBLE; + if (std::is_same()) return FMT_USE_LONG_DOUBLE; + return true; +} + +// Smallest of uint32_t, uint64_t, uint128_t that is large enough to +// represent all values of an integral type T. +template +using uint32_or_64_or_128_t = + conditional_t() <= 32 && !FMT_REDUCE_INT_INSTANTIATIONS, + uint32_t, + conditional_t() <= 64, uint64_t, uint128_t>>; +template +using uint64_or_128_t = conditional_t() <= 64, uint64_t, uint128_t>; + +#define FMT_POWERS_OF_10(factor) \ + factor * 10, (factor) * 100, (factor) * 1000, (factor) * 10000, \ + (factor) * 100000, (factor) * 1000000, (factor) * 10000000, \ + (factor) * 100000000, (factor) * 1000000000 + +// Converts value in the range [0, 100) to a string. +constexpr auto digits2(size_t value) -> const char* { + // GCC generates slightly better code when value is pointer-size. + return &"0001020304050607080910111213141516171819" + "2021222324252627282930313233343536373839" + "4041424344454647484950515253545556575859" + "6061626364656667686970717273747576777879" + "8081828384858687888990919293949596979899"[value * 2]; +} + +// Sign is a template parameter to workaround a bug in gcc 4.8. +template constexpr auto sign(Sign s) -> Char { +#if !FMT_GCC_VERSION || FMT_GCC_VERSION >= 604 + static_assert(std::is_same::value, ""); +#endif + return static_cast("\0-+ "[s]); +} + +template FMT_CONSTEXPR auto count_digits_fallback(T n) -> int { + int count = 1; + for (;;) { + // Integer division is slow so do it for a group of four digits instead + // of for every digit. The idea comes from the talk by Alexandrescu + // "Three Optimization Tips for C++". See speed-test for a comparison. + if (n < 10) return count; + if (n < 100) return count + 1; + if (n < 1000) return count + 2; + if (n < 10000) return count + 3; + n /= 10000u; + count += 4; + } +} +#if FMT_USE_INT128 +FMT_CONSTEXPR inline auto count_digits(uint128_opt n) -> int { + return count_digits_fallback(n); +} +#endif + +#ifdef FMT_BUILTIN_CLZLL +// It is a separate function rather than a part of count_digits to workaround +// the lack of static constexpr in constexpr functions. +inline auto do_count_digits(uint64_t n) -> int { + // This has comparable performance to the version by Kendall Willets + // (https://github.com/fmtlib/format-benchmark/blob/master/digits10) + // but uses smaller tables. + // Maps bsr(n) to ceil(log10(pow(2, bsr(n) + 1) - 1)). + static constexpr uint8_t bsr2log10[] = { + 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, + 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 9, 9, 9, 10, 10, 10, + 10, 11, 11, 11, 12, 12, 12, 13, 13, 13, 13, 14, 14, 14, 15, 15, + 15, 16, 16, 16, 16, 17, 17, 17, 18, 18, 18, 19, 19, 19, 19, 20}; + auto t = bsr2log10[FMT_BUILTIN_CLZLL(n | 1) ^ 63]; + static constexpr const uint64_t zero_or_powers_of_10[] = { + 0, 0, FMT_POWERS_OF_10(1U), FMT_POWERS_OF_10(1000000000ULL), + 10000000000000000000ULL}; + return t - (n < zero_or_powers_of_10[t]); +} +#endif + +// Returns the number of decimal digits in n. Leading zeros are not counted +// except for n == 0 in which case count_digits returns 1. +FMT_CONSTEXPR20 inline auto count_digits(uint64_t n) -> int { +#ifdef FMT_BUILTIN_CLZLL + if (!is_constant_evaluated()) { + return do_count_digits(n); + } +#endif + return count_digits_fallback(n); +} + +// Counts the number of digits in n. BITS = log2(radix). +template +FMT_CONSTEXPR auto count_digits(UInt n) -> int { +#ifdef FMT_BUILTIN_CLZ + if (!is_constant_evaluated() && num_bits() == 32) + return (FMT_BUILTIN_CLZ(static_cast(n) | 1) ^ 31) / BITS + 1; +#endif + // Lambda avoids unreachable code warnings from NVHPC. + return [](UInt m) { + int num_digits = 0; + do { + ++num_digits; + } while ((m >>= BITS) != 0); + return num_digits; + }(n); +} + +#ifdef FMT_BUILTIN_CLZ +// It is a separate function rather than a part of count_digits to workaround +// the lack of static constexpr in constexpr functions. +FMT_INLINE auto do_count_digits(uint32_t n) -> int { +// An optimization by Kendall Willets from https://bit.ly/3uOIQrB. +// This increments the upper 32 bits (log10(T) - 1) when >= T is added. +# define FMT_INC(T) (((sizeof(#T) - 1ull) << 32) - T) + static constexpr uint64_t table[] = { + FMT_INC(0), FMT_INC(0), FMT_INC(0), // 8 + FMT_INC(10), FMT_INC(10), FMT_INC(10), // 64 + FMT_INC(100), FMT_INC(100), FMT_INC(100), // 512 + FMT_INC(1000), FMT_INC(1000), FMT_INC(1000), // 4096 + FMT_INC(10000), FMT_INC(10000), FMT_INC(10000), // 32k + FMT_INC(100000), FMT_INC(100000), FMT_INC(100000), // 256k + FMT_INC(1000000), FMT_INC(1000000), FMT_INC(1000000), // 2048k + FMT_INC(10000000), FMT_INC(10000000), FMT_INC(10000000), // 16M + FMT_INC(100000000), FMT_INC(100000000), FMT_INC(100000000), // 128M + FMT_INC(1000000000), FMT_INC(1000000000), FMT_INC(1000000000), // 1024M + FMT_INC(1000000000), FMT_INC(1000000000) // 4B + }; + auto inc = table[FMT_BUILTIN_CLZ(n | 1) ^ 31]; + return static_cast((n + inc) >> 32); +} +#endif + +// Optional version of count_digits for better performance on 32-bit platforms. +FMT_CONSTEXPR20 inline auto count_digits(uint32_t n) -> int { +#ifdef FMT_BUILTIN_CLZ + if (!is_constant_evaluated()) { + return do_count_digits(n); + } +#endif + return count_digits_fallback(n); +} + +template constexpr auto digits10() noexcept -> int { + return std::numeric_limits::digits10; +} +template <> constexpr auto digits10() noexcept -> int { return 38; } +template <> constexpr auto digits10() noexcept -> int { return 38; } + +template struct thousands_sep_result { + std::string grouping; + Char thousands_sep; +}; + +template +FMT_API auto thousands_sep_impl(locale_ref loc) -> thousands_sep_result; +template +inline auto thousands_sep(locale_ref loc) -> thousands_sep_result { + auto result = thousands_sep_impl(loc); + return {result.grouping, Char(result.thousands_sep)}; +} +template <> +inline auto thousands_sep(locale_ref loc) -> thousands_sep_result { + return thousands_sep_impl(loc); +} + +template +FMT_API auto decimal_point_impl(locale_ref loc) -> Char; +template inline auto decimal_point(locale_ref loc) -> Char { + return Char(decimal_point_impl(loc)); +} +template <> inline auto decimal_point(locale_ref loc) -> wchar_t { + return decimal_point_impl(loc); +} + +// Compares two characters for equality. +template auto equal2(const Char* lhs, const char* rhs) -> bool { + return lhs[0] == Char(rhs[0]) && lhs[1] == Char(rhs[1]); +} +inline auto equal2(const char* lhs, const char* rhs) -> bool { + return memcmp(lhs, rhs, 2) == 0; +} + +// Copies two characters from src to dst. +template +FMT_CONSTEXPR20 FMT_INLINE void copy2(Char* dst, const char* src) { + if (!is_constant_evaluated() && sizeof(Char) == sizeof(char)) { + memcpy(dst, src, 2); + return; + } + *dst++ = static_cast(*src++); + *dst = static_cast(*src); +} + +template struct format_decimal_result { + Iterator begin; + Iterator end; +}; + +// Formats a decimal unsigned integer value writing into out pointing to a +// buffer of specified size. The caller must ensure that the buffer is large +// enough. +template +FMT_CONSTEXPR20 auto format_decimal(Char* out, UInt value, int size) + -> format_decimal_result { + FMT_ASSERT(size >= count_digits(value), "invalid digit count"); + out += size; + Char* end = out; + while (value >= 100) { + // Integer division is slow so do it for a group of two digits instead + // of for every digit. The idea comes from the talk by Alexandrescu + // "Three Optimization Tips for C++". See speed-test for a comparison. + out -= 2; + copy2(out, digits2(static_cast(value % 100))); + value /= 100; + } + if (value < 10) { + *--out = static_cast('0' + value); + return {out, end}; + } + out -= 2; + copy2(out, digits2(static_cast(value))); + return {out, end}; +} + +template >::value)> +FMT_CONSTEXPR inline auto format_decimal(Iterator out, UInt value, int size) + -> format_decimal_result { + // Buffer is large enough to hold all digits (digits10 + 1). + Char buffer[digits10() + 1] = {}; + auto end = format_decimal(buffer, value, size).end; + return {out, detail::copy_str_noinline(buffer, end, out)}; +} + +template +FMT_CONSTEXPR auto format_uint(Char* buffer, UInt value, int num_digits, + bool upper = false) -> Char* { + buffer += num_digits; + Char* end = buffer; + do { + const char* digits = upper ? "0123456789ABCDEF" : "0123456789abcdef"; + unsigned digit = static_cast(value & ((1 << BASE_BITS) - 1)); + *--buffer = static_cast(BASE_BITS < 4 ? static_cast('0' + digit) + : digits[digit]); + } while ((value >>= BASE_BITS) != 0); + return end; +} + +template +FMT_CONSTEXPR inline auto format_uint(It out, UInt value, int num_digits, + bool upper = false) -> It { + if (auto ptr = to_pointer(out, to_unsigned(num_digits))) { + format_uint(ptr, value, num_digits, upper); + return out; + } + // Buffer should be large enough to hold all digits (digits / BASE_BITS + 1). + char buffer[num_bits() / BASE_BITS + 1] = {}; + format_uint(buffer, value, num_digits, upper); + return detail::copy_str_noinline(buffer, buffer + num_digits, out); +} + +// A converter from UTF-8 to UTF-16. +class utf8_to_utf16 { + private: + basic_memory_buffer buffer_; + + public: + FMT_API explicit utf8_to_utf16(string_view s); + operator basic_string_view() const { return {&buffer_[0], size()}; } + auto size() const -> size_t { return buffer_.size() - 1; } + auto c_str() const -> const wchar_t* { return &buffer_[0]; } + auto str() const -> std::wstring { return {&buffer_[0], size()}; } +}; + +enum class to_utf8_error_policy { abort, replace }; + +// A converter from UTF-16/UTF-32 (host endian) to UTF-8. +template class to_utf8 { + private: + Buffer buffer_; + + public: + to_utf8() {} + explicit to_utf8(basic_string_view s, + to_utf8_error_policy policy = to_utf8_error_policy::abort) { + static_assert(sizeof(WChar) == 2 || sizeof(WChar) == 4, + "Expect utf16 or utf32"); + if (!convert(s, policy)) + FMT_THROW(std::runtime_error(sizeof(WChar) == 2 ? "invalid utf16" + : "invalid utf32")); + } + operator string_view() const { return string_view(&buffer_[0], size()); } + auto size() const -> size_t { return buffer_.size() - 1; } + auto c_str() const -> const char* { return &buffer_[0]; } + auto str() const -> std::string { return std::string(&buffer_[0], size()); } + + // Performs conversion returning a bool instead of throwing exception on + // conversion error. This method may still throw in case of memory allocation + // error. + auto convert(basic_string_view s, + to_utf8_error_policy policy = to_utf8_error_policy::abort) + -> bool { + if (!convert(buffer_, s, policy)) return false; + buffer_.push_back(0); + return true; + } + static auto convert(Buffer& buf, basic_string_view s, + to_utf8_error_policy policy = to_utf8_error_policy::abort) + -> bool { + for (auto p = s.begin(); p != s.end(); ++p) { + uint32_t c = static_cast(*p); + if (sizeof(WChar) == 2 && c >= 0xd800 && c <= 0xdfff) { + // Handle a surrogate pair. + ++p; + if (p == s.end() || (c & 0xfc00) != 0xd800 || (*p & 0xfc00) != 0xdc00) { + if (policy == to_utf8_error_policy::abort) return false; + buf.append(string_view("\xEF\xBF\xBD")); + --p; + } else { + c = (c << 10) + static_cast(*p) - 0x35fdc00; + } + } else if (c < 0x80) { + buf.push_back(static_cast(c)); + } else if (c < 0x800) { + buf.push_back(static_cast(0xc0 | (c >> 6))); + buf.push_back(static_cast(0x80 | (c & 0x3f))); + } else if ((c >= 0x800 && c <= 0xd7ff) || (c >= 0xe000 && c <= 0xffff)) { + buf.push_back(static_cast(0xe0 | (c >> 12))); + buf.push_back(static_cast(0x80 | ((c & 0xfff) >> 6))); + buf.push_back(static_cast(0x80 | (c & 0x3f))); + } else if (c >= 0x10000 && c <= 0x10ffff) { + buf.push_back(static_cast(0xf0 | (c >> 18))); + buf.push_back(static_cast(0x80 | ((c & 0x3ffff) >> 12))); + buf.push_back(static_cast(0x80 | ((c & 0xfff) >> 6))); + buf.push_back(static_cast(0x80 | (c & 0x3f))); + } else { + return false; + } + } + return true; + } +}; + +// Computes 128-bit result of multiplication of two 64-bit unsigned integers. +inline auto umul128(uint64_t x, uint64_t y) noexcept -> uint128_fallback { +#if FMT_USE_INT128 + auto p = static_cast(x) * static_cast(y); + return {static_cast(p >> 64), static_cast(p)}; +#elif defined(_MSC_VER) && defined(_M_X64) + auto hi = uint64_t(); + auto lo = _umul128(x, y, &hi); + return {hi, lo}; +#else + const uint64_t mask = static_cast(max_value()); + + uint64_t a = x >> 32; + uint64_t b = x & mask; + uint64_t c = y >> 32; + uint64_t d = y & mask; + + uint64_t ac = a * c; + uint64_t bc = b * c; + uint64_t ad = a * d; + uint64_t bd = b * d; + + uint64_t intermediate = (bd >> 32) + (ad & mask) + (bc & mask); + + return {ac + (intermediate >> 32) + (ad >> 32) + (bc >> 32), + (intermediate << 32) + (bd & mask)}; +#endif +} + +namespace dragonbox { +// Computes floor(log10(pow(2, e))) for e in [-2620, 2620] using the method from +// https://fmt.dev/papers/Dragonbox.pdf#page=28, section 6.1. +inline auto floor_log10_pow2(int e) noexcept -> int { + FMT_ASSERT(e <= 2620 && e >= -2620, "too large exponent"); + static_assert((-1 >> 1) == -1, "right shift is not arithmetic"); + return (e * 315653) >> 20; +} + +inline auto floor_log2_pow10(int e) noexcept -> int { + FMT_ASSERT(e <= 1233 && e >= -1233, "too large exponent"); + return (e * 1741647) >> 19; +} + +// Computes upper 64 bits of multiplication of two 64-bit unsigned integers. +inline auto umul128_upper64(uint64_t x, uint64_t y) noexcept -> uint64_t { +#if FMT_USE_INT128 + auto p = static_cast(x) * static_cast(y); + return static_cast(p >> 64); +#elif defined(_MSC_VER) && defined(_M_X64) + return __umulh(x, y); +#else + return umul128(x, y).high(); +#endif +} + +// Computes upper 128 bits of multiplication of a 64-bit unsigned integer and a +// 128-bit unsigned integer. +inline auto umul192_upper128(uint64_t x, uint128_fallback y) noexcept + -> uint128_fallback { + uint128_fallback r = umul128(x, y.high()); + r += umul128_upper64(x, y.low()); + return r; +} + +FMT_API auto get_cached_power(int k) noexcept -> uint128_fallback; + +// Type-specific information that Dragonbox uses. +template struct float_info; + +template <> struct float_info { + using carrier_uint = uint32_t; + static const int exponent_bits = 8; + static const int kappa = 1; + static const int big_divisor = 100; + static const int small_divisor = 10; + static const int min_k = -31; + static const int max_k = 46; + static const int shorter_interval_tie_lower_threshold = -35; + static const int shorter_interval_tie_upper_threshold = -35; +}; + +template <> struct float_info { + using carrier_uint = uint64_t; + static const int exponent_bits = 11; + static const int kappa = 2; + static const int big_divisor = 1000; + static const int small_divisor = 100; + static const int min_k = -292; + static const int max_k = 341; + static const int shorter_interval_tie_lower_threshold = -77; + static const int shorter_interval_tie_upper_threshold = -77; +}; + +// An 80- or 128-bit floating point number. +template +struct float_info::digits == 64 || + std::numeric_limits::digits == 113 || + is_float128::value>> { + using carrier_uint = detail::uint128_t; + static const int exponent_bits = 15; +}; + +// A double-double floating point number. +template +struct float_info::value>> { + using carrier_uint = detail::uint128_t; +}; + +template struct decimal_fp { + using significand_type = typename float_info::carrier_uint; + significand_type significand; + int exponent; +}; + +template FMT_API auto to_decimal(T x) noexcept -> decimal_fp; +} // namespace dragonbox + +// Returns true iff Float has the implicit bit which is not stored. +template constexpr auto has_implicit_bit() -> bool { + // An 80-bit FP number has a 64-bit significand an no implicit bit. + return std::numeric_limits::digits != 64; +} + +// Returns the number of significand bits stored in Float. The implicit bit is +// not counted since it is not stored. +template constexpr auto num_significand_bits() -> int { + // std::numeric_limits may not support __float128. + return is_float128() ? 112 + : (std::numeric_limits::digits - + (has_implicit_bit() ? 1 : 0)); +} + +template +constexpr auto exponent_mask() -> + typename dragonbox::float_info::carrier_uint { + using float_uint = typename dragonbox::float_info::carrier_uint; + return ((float_uint(1) << dragonbox::float_info::exponent_bits) - 1) + << num_significand_bits(); +} +template constexpr auto exponent_bias() -> int { + // std::numeric_limits may not support __float128. + return is_float128() ? 16383 + : std::numeric_limits::max_exponent - 1; +} + +// Writes the exponent exp in the form "[+-]d{2,3}" to buffer. +template +FMT_CONSTEXPR auto write_exponent(int exp, It it) -> It { + FMT_ASSERT(-10000 < exp && exp < 10000, "exponent out of range"); + if (exp < 0) { + *it++ = static_cast('-'); + exp = -exp; + } else { + *it++ = static_cast('+'); + } + if (exp >= 100) { + const char* top = digits2(to_unsigned(exp / 100)); + if (exp >= 1000) *it++ = static_cast(top[0]); + *it++ = static_cast(top[1]); + exp %= 100; + } + const char* d = digits2(to_unsigned(exp)); + *it++ = static_cast(d[0]); + *it++ = static_cast(d[1]); + return it; +} + +// A floating-point number f * pow(2, e) where F is an unsigned type. +template struct basic_fp { + F f; + int e; + + static constexpr const int num_significand_bits = + static_cast(sizeof(F) * num_bits()); + + constexpr basic_fp() : f(0), e(0) {} + constexpr basic_fp(uint64_t f_val, int e_val) : f(f_val), e(e_val) {} + + // Constructs fp from an IEEE754 floating-point number. + template FMT_CONSTEXPR basic_fp(Float n) { assign(n); } + + // Assigns n to this and return true iff predecessor is closer than successor. + template ::value)> + FMT_CONSTEXPR auto assign(Float n) -> bool { + static_assert(std::numeric_limits::digits <= 113, "unsupported FP"); + // Assume Float is in the format [sign][exponent][significand]. + using carrier_uint = typename dragonbox::float_info::carrier_uint; + const auto num_float_significand_bits = + detail::num_significand_bits(); + const auto implicit_bit = carrier_uint(1) << num_float_significand_bits; + const auto significand_mask = implicit_bit - 1; + auto u = bit_cast(n); + f = static_cast(u & significand_mask); + auto biased_e = static_cast((u & exponent_mask()) >> + num_float_significand_bits); + // The predecessor is closer if n is a normalized power of 2 (f == 0) + // other than the smallest normalized number (biased_e > 1). + auto is_predecessor_closer = f == 0 && biased_e > 1; + if (biased_e == 0) + biased_e = 1; // Subnormals use biased exponent 1 (min exponent). + else if (has_implicit_bit()) + f += static_cast(implicit_bit); + e = biased_e - exponent_bias() - num_float_significand_bits; + if (!has_implicit_bit()) ++e; + return is_predecessor_closer; + } + + template ::value)> + FMT_CONSTEXPR auto assign(Float n) -> bool { + static_assert(std::numeric_limits::is_iec559, "unsupported FP"); + return assign(static_cast(n)); + } +}; + +using fp = basic_fp; + +// Normalizes the value converted from double and multiplied by (1 << SHIFT). +template +FMT_CONSTEXPR auto normalize(basic_fp value) -> basic_fp { + // Handle subnormals. + const auto implicit_bit = F(1) << num_significand_bits(); + const auto shifted_implicit_bit = implicit_bit << SHIFT; + while ((value.f & shifted_implicit_bit) == 0) { + value.f <<= 1; + --value.e; + } + // Subtract 1 to account for hidden bit. + const auto offset = basic_fp::num_significand_bits - + num_significand_bits() - SHIFT - 1; + value.f <<= offset; + value.e -= offset; + return value; +} + +// Computes lhs * rhs / pow(2, 64) rounded to nearest with half-up tie breaking. +FMT_CONSTEXPR inline auto multiply(uint64_t lhs, uint64_t rhs) -> uint64_t { +#if FMT_USE_INT128 + auto product = static_cast<__uint128_t>(lhs) * rhs; + auto f = static_cast(product >> 64); + return (static_cast(product) & (1ULL << 63)) != 0 ? f + 1 : f; +#else + // Multiply 32-bit parts of significands. + uint64_t mask = (1ULL << 32) - 1; + uint64_t a = lhs >> 32, b = lhs & mask; + uint64_t c = rhs >> 32, d = rhs & mask; + uint64_t ac = a * c, bc = b * c, ad = a * d, bd = b * d; + // Compute mid 64-bit of result and round. + uint64_t mid = (bd >> 32) + (ad & mask) + (bc & mask) + (1U << 31); + return ac + (ad >> 32) + (bc >> 32) + (mid >> 32); +#endif +} + +FMT_CONSTEXPR inline auto operator*(fp x, fp y) -> fp { + return {multiply(x.f, y.f), x.e + y.e + 64}; +} + +template () == num_bits()> +using convert_float_result = + conditional_t::value || doublish, double, T>; + +template +constexpr auto convert_float(T value) -> convert_float_result { + return static_cast>(value); +} + +template +FMT_NOINLINE FMT_CONSTEXPR auto fill(OutputIt it, size_t n, + const fill_t& fill) -> OutputIt { + auto fill_size = fill.size(); + if (fill_size == 1) return detail::fill_n(it, n, fill[0]); + auto data = fill.data(); + for (size_t i = 0; i < n; ++i) + it = copy_str(data, data + fill_size, it); + return it; +} + +// Writes the output of f, padded according to format specifications in specs. +// size: output size in code units. +// width: output display width in (terminal) column positions. +template +FMT_CONSTEXPR auto write_padded(OutputIt out, const format_specs& specs, + size_t size, size_t width, F&& f) -> OutputIt { + static_assert(align == align::left || align == align::right, ""); + unsigned spec_width = to_unsigned(specs.width); + size_t padding = spec_width > width ? spec_width - width : 0; + // Shifts are encoded as string literals because static constexpr is not + // supported in constexpr functions. + auto* shifts = align == align::left ? "\x1f\x1f\x00\x01" : "\x00\x1f\x00\x01"; + size_t left_padding = padding >> shifts[specs.align]; + size_t right_padding = padding - left_padding; + auto it = reserve(out, size + padding * specs.fill.size()); + if (left_padding != 0) it = fill(it, left_padding, specs.fill); + it = f(it); + if (right_padding != 0) it = fill(it, right_padding, specs.fill); + return base_iterator(out, it); +} + +template +constexpr auto write_padded(OutputIt out, const format_specs& specs, + size_t size, F&& f) -> OutputIt { + return write_padded(out, specs, size, size, f); +} + +template +FMT_CONSTEXPR auto write_bytes(OutputIt out, string_view bytes, + const format_specs& specs) -> OutputIt { + return write_padded( + out, specs, bytes.size(), [bytes](reserve_iterator it) { + const char* data = bytes.data(); + return copy_str(data, data + bytes.size(), it); + }); +} + +template +auto write_ptr(OutputIt out, UIntPtr value, const format_specs* specs) + -> OutputIt { + int num_digits = count_digits<4>(value); + auto size = to_unsigned(num_digits) + size_t(2); + auto write = [=](reserve_iterator it) { + *it++ = static_cast('0'); + *it++ = static_cast('x'); + return format_uint<4, Char>(it, value, num_digits); + }; + return specs ? write_padded(out, *specs, size, write) + : base_iterator(out, write(reserve(out, size))); +} + +// Returns true iff the code point cp is printable. +FMT_API auto is_printable(uint32_t cp) -> bool; + +inline auto needs_escape(uint32_t cp) -> bool { + return cp < 0x20 || cp == 0x7f || cp == '"' || cp == '\\' || + !is_printable(cp); +} + +template struct find_escape_result { + const Char* begin; + const Char* end; + uint32_t cp; +}; + +template +using make_unsigned_char = + typename conditional_t::value, + std::make_unsigned, + type_identity>::type; + +template +auto find_escape(const Char* begin, const Char* end) + -> find_escape_result { + for (; begin != end; ++begin) { + uint32_t cp = static_cast>(*begin); + if (const_check(sizeof(Char) == 1) && cp >= 0x80) continue; + if (needs_escape(cp)) return {begin, begin + 1, cp}; + } + return {begin, nullptr, 0}; +} + +inline auto find_escape(const char* begin, const char* end) + -> find_escape_result { + if (!is_utf8()) return find_escape(begin, end); + auto result = find_escape_result{end, nullptr, 0}; + for_each_codepoint(string_view(begin, to_unsigned(end - begin)), + [&](uint32_t cp, string_view sv) { + if (needs_escape(cp)) { + result = {sv.begin(), sv.end(), cp}; + return false; + } + return true; + }); + return result; +} + +#define FMT_STRING_IMPL(s, base, explicit) \ + [] { \ + /* Use the hidden visibility as a workaround for a GCC bug (#1973). */ \ + /* Use a macro-like name to avoid shadowing warnings. */ \ + struct FMT_VISIBILITY("hidden") FMT_COMPILE_STRING : base { \ + using char_type FMT_MAYBE_UNUSED = fmt::remove_cvref_t; \ + FMT_MAYBE_UNUSED FMT_CONSTEXPR explicit \ + operator fmt::basic_string_view() const { \ + return fmt::detail_exported::compile_string_to_view(s); \ + } \ + }; \ + return FMT_COMPILE_STRING(); \ + }() + +/** + \rst + Constructs a compile-time format string from a string literal *s*. + + **Example**:: + + // A compile-time error because 'd' is an invalid specifier for strings. + std::string s = fmt::format(FMT_STRING("{:d}"), "foo"); + \endrst + */ +#define FMT_STRING(s) FMT_STRING_IMPL(s, fmt::detail::compile_string, ) + +template +auto write_codepoint(OutputIt out, char prefix, uint32_t cp) -> OutputIt { + *out++ = static_cast('\\'); + *out++ = static_cast(prefix); + Char buf[width]; + fill_n(buf, width, static_cast('0')); + format_uint<4>(buf, cp, width); + return copy_str(buf, buf + width, out); +} + +template +auto write_escaped_cp(OutputIt out, const find_escape_result& escape) + -> OutputIt { + auto c = static_cast(escape.cp); + switch (escape.cp) { + case '\n': + *out++ = static_cast('\\'); + c = static_cast('n'); + break; + case '\r': + *out++ = static_cast('\\'); + c = static_cast('r'); + break; + case '\t': + *out++ = static_cast('\\'); + c = static_cast('t'); + break; + case '"': + FMT_FALLTHROUGH; + case '\'': + FMT_FALLTHROUGH; + case '\\': + *out++ = static_cast('\\'); + break; + default: + if (escape.cp < 0x100) { + return write_codepoint<2, Char>(out, 'x', escape.cp); + } + if (escape.cp < 0x10000) { + return write_codepoint<4, Char>(out, 'u', escape.cp); + } + if (escape.cp < 0x110000) { + return write_codepoint<8, Char>(out, 'U', escape.cp); + } + for (Char escape_char : basic_string_view( + escape.begin, to_unsigned(escape.end - escape.begin))) { + out = write_codepoint<2, Char>(out, 'x', + static_cast(escape_char) & 0xFF); + } + return out; + } + *out++ = c; + return out; +} + +template +auto write_escaped_string(OutputIt out, basic_string_view str) + -> OutputIt { + *out++ = static_cast('"'); + auto begin = str.begin(), end = str.end(); + do { + auto escape = find_escape(begin, end); + out = copy_str(begin, escape.begin, out); + begin = escape.end; + if (!begin) break; + out = write_escaped_cp(out, escape); + } while (begin != end); + *out++ = static_cast('"'); + return out; +} + +template +auto write_escaped_char(OutputIt out, Char v) -> OutputIt { + Char v_array[1] = {v}; + *out++ = static_cast('\''); + if ((needs_escape(static_cast(v)) && v != static_cast('"')) || + v == static_cast('\'')) { + out = write_escaped_cp(out, + find_escape_result{v_array, v_array + 1, + static_cast(v)}); + } else { + *out++ = v; + } + *out++ = static_cast('\''); + return out; +} + +template +FMT_CONSTEXPR auto write_char(OutputIt out, Char value, + const format_specs& specs) -> OutputIt { + bool is_debug = specs.type == presentation_type::debug; + return write_padded(out, specs, 1, [=](reserve_iterator it) { + if (is_debug) return write_escaped_char(it, value); + *it++ = value; + return it; + }); +} +template +FMT_CONSTEXPR auto write(OutputIt out, Char value, + const format_specs& specs, locale_ref loc = {}) + -> OutputIt { + // char is formatted as unsigned char for consistency across platforms. + using unsigned_type = + conditional_t::value, unsigned char, unsigned>; + return check_char_specs(specs) + ? write_char(out, value, specs) + : write(out, static_cast(value), specs, loc); +} + +// Data for write_int that doesn't depend on output iterator type. It is used to +// avoid template code bloat. +template struct write_int_data { + size_t size; + size_t padding; + + FMT_CONSTEXPR write_int_data(int num_digits, unsigned prefix, + const format_specs& specs) + : size((prefix >> 24) + to_unsigned(num_digits)), padding(0) { + if (specs.align == align::numeric) { + auto width = to_unsigned(specs.width); + if (width > size) { + padding = width - size; + size = width; + } + } else if (specs.precision > num_digits) { + size = (prefix >> 24) + to_unsigned(specs.precision); + padding = to_unsigned(specs.precision - num_digits); + } + } +}; + +// Writes an integer in the format +// +// where are written by write_digits(it). +// prefix contains chars in three lower bytes and the size in the fourth byte. +template +FMT_CONSTEXPR FMT_INLINE auto write_int(OutputIt out, int num_digits, + unsigned prefix, + const format_specs& specs, + W write_digits) -> OutputIt { + // Slightly faster check for specs.width == 0 && specs.precision == -1. + if ((specs.width | (specs.precision + 1)) == 0) { + auto it = reserve(out, to_unsigned(num_digits) + (prefix >> 24)); + if (prefix != 0) { + for (unsigned p = prefix & 0xffffff; p != 0; p >>= 8) + *it++ = static_cast(p & 0xff); + } + return base_iterator(out, write_digits(it)); + } + auto data = write_int_data(num_digits, prefix, specs); + return write_padded( + out, specs, data.size, [=](reserve_iterator it) { + for (unsigned p = prefix & 0xffffff; p != 0; p >>= 8) + *it++ = static_cast(p & 0xff); + it = detail::fill_n(it, data.padding, static_cast('0')); + return write_digits(it); + }); +} + +template class digit_grouping { + private: + std::string grouping_; + std::basic_string thousands_sep_; + + struct next_state { + std::string::const_iterator group; + int pos; + }; + auto initial_state() const -> next_state { return {grouping_.begin(), 0}; } + + // Returns the next digit group separator position. + auto next(next_state& state) const -> int { + if (thousands_sep_.empty()) return max_value(); + if (state.group == grouping_.end()) return state.pos += grouping_.back(); + if (*state.group <= 0 || *state.group == max_value()) + return max_value(); + state.pos += *state.group++; + return state.pos; + } + + public: + explicit digit_grouping(locale_ref loc, bool localized = true) { + if (!localized) return; + auto sep = thousands_sep(loc); + grouping_ = sep.grouping; + if (sep.thousands_sep) thousands_sep_.assign(1, sep.thousands_sep); + } + digit_grouping(std::string grouping, std::basic_string sep) + : grouping_(std::move(grouping)), thousands_sep_(std::move(sep)) {} + + auto has_separator() const -> bool { return !thousands_sep_.empty(); } + + auto count_separators(int num_digits) const -> int { + int count = 0; + auto state = initial_state(); + while (num_digits > next(state)) ++count; + return count; + } + + // Applies grouping to digits and write the output to out. + template + auto apply(Out out, basic_string_view digits) const -> Out { + auto num_digits = static_cast(digits.size()); + auto separators = basic_memory_buffer(); + separators.push_back(0); + auto state = initial_state(); + while (int i = next(state)) { + if (i >= num_digits) break; + separators.push_back(i); + } + for (int i = 0, sep_index = static_cast(separators.size() - 1); + i < num_digits; ++i) { + if (num_digits - i == separators[sep_index]) { + out = + copy_str(thousands_sep_.data(), + thousands_sep_.data() + thousands_sep_.size(), out); + --sep_index; + } + *out++ = static_cast(digits[to_unsigned(i)]); + } + return out; + } +}; + +FMT_CONSTEXPR inline void prefix_append(unsigned& prefix, unsigned value) { + prefix |= prefix != 0 ? value << 8 : value; + prefix += (1u + (value > 0xff ? 1 : 0)) << 24; +} + +// Writes a decimal integer with digit grouping. +template +auto write_int(OutputIt out, UInt value, unsigned prefix, + const format_specs& specs, + const digit_grouping& grouping) -> OutputIt { + static_assert(std::is_same, UInt>::value, ""); + int num_digits = 0; + auto buffer = memory_buffer(); + switch (specs.type) { + case presentation_type::none: + case presentation_type::dec: { + num_digits = count_digits(value); + format_decimal(appender(buffer), value, num_digits); + break; + } + case presentation_type::hex_lower: + case presentation_type::hex_upper: { + bool upper = specs.type == presentation_type::hex_upper; + if (specs.alt) + prefix_append(prefix, unsigned(upper ? 'X' : 'x') << 8 | '0'); + num_digits = count_digits<4>(value); + format_uint<4, char>(appender(buffer), value, num_digits, upper); + break; + } + case presentation_type::bin_lower: + case presentation_type::bin_upper: { + bool upper = specs.type == presentation_type::bin_upper; + if (specs.alt) + prefix_append(prefix, unsigned(upper ? 'B' : 'b') << 8 | '0'); + num_digits = count_digits<1>(value); + format_uint<1, char>(appender(buffer), value, num_digits); + break; + } + case presentation_type::oct: { + num_digits = count_digits<3>(value); + // Octal prefix '0' is counted as a digit, so only add it if precision + // is not greater than the number of digits. + if (specs.alt && specs.precision <= num_digits && value != 0) + prefix_append(prefix, '0'); + format_uint<3, char>(appender(buffer), value, num_digits); + break; + } + case presentation_type::chr: + return write_char(out, static_cast(value), specs); + default: + throw_format_error("invalid format specifier"); + } + + unsigned size = (prefix != 0 ? prefix >> 24 : 0) + to_unsigned(num_digits) + + to_unsigned(grouping.count_separators(num_digits)); + return write_padded( + out, specs, size, size, [&](reserve_iterator it) { + for (unsigned p = prefix & 0xffffff; p != 0; p >>= 8) + *it++ = static_cast(p & 0xff); + return grouping.apply(it, string_view(buffer.data(), buffer.size())); + }); +} + +// Writes a localized value. +FMT_API auto write_loc(appender out, loc_value value, + const format_specs<>& specs, locale_ref loc) -> bool; +template +inline auto write_loc(OutputIt, loc_value, const format_specs&, + locale_ref) -> bool { + return false; +} + +template struct write_int_arg { + UInt abs_value; + unsigned prefix; +}; + +template +FMT_CONSTEXPR auto make_write_int_arg(T value, sign_t sign) + -> write_int_arg> { + auto prefix = 0u; + auto abs_value = static_cast>(value); + if (is_negative(value)) { + prefix = 0x01000000 | '-'; + abs_value = 0 - abs_value; + } else { + constexpr const unsigned prefixes[4] = {0, 0, 0x1000000u | '+', + 0x1000000u | ' '}; + prefix = prefixes[sign]; + } + return {abs_value, prefix}; +} + +template struct loc_writer { + buffer_appender out; + const format_specs& specs; + std::basic_string sep; + std::string grouping; + std::basic_string decimal_point; + + template ::value)> + auto operator()(T value) -> bool { + auto arg = make_write_int_arg(value, specs.sign); + write_int(out, static_cast>(arg.abs_value), arg.prefix, + specs, digit_grouping(grouping, sep)); + return true; + } + + template ::value)> + auto operator()(T) -> bool { + return false; + } +}; + +template +FMT_CONSTEXPR FMT_INLINE auto write_int(OutputIt out, write_int_arg arg, + const format_specs& specs, + locale_ref) -> OutputIt { + static_assert(std::is_same>::value, ""); + auto abs_value = arg.abs_value; + auto prefix = arg.prefix; + switch (specs.type) { + case presentation_type::none: + case presentation_type::dec: { + auto num_digits = count_digits(abs_value); + return write_int( + out, num_digits, prefix, specs, [=](reserve_iterator it) { + return format_decimal(it, abs_value, num_digits).end; + }); + } + case presentation_type::hex_lower: + case presentation_type::hex_upper: { + bool upper = specs.type == presentation_type::hex_upper; + if (specs.alt) + prefix_append(prefix, unsigned(upper ? 'X' : 'x') << 8 | '0'); + int num_digits = count_digits<4>(abs_value); + return write_int( + out, num_digits, prefix, specs, [=](reserve_iterator it) { + return format_uint<4, Char>(it, abs_value, num_digits, upper); + }); + } + case presentation_type::bin_lower: + case presentation_type::bin_upper: { + bool upper = specs.type == presentation_type::bin_upper; + if (specs.alt) + prefix_append(prefix, unsigned(upper ? 'B' : 'b') << 8 | '0'); + int num_digits = count_digits<1>(abs_value); + return write_int(out, num_digits, prefix, specs, + [=](reserve_iterator it) { + return format_uint<1, Char>(it, abs_value, num_digits); + }); + } + case presentation_type::oct: { + int num_digits = count_digits<3>(abs_value); + // Octal prefix '0' is counted as a digit, so only add it if precision + // is not greater than the number of digits. + if (specs.alt && specs.precision <= num_digits && abs_value != 0) + prefix_append(prefix, '0'); + return write_int(out, num_digits, prefix, specs, + [=](reserve_iterator it) { + return format_uint<3, Char>(it, abs_value, num_digits); + }); + } + case presentation_type::chr: + return write_char(out, static_cast(abs_value), specs); + default: + throw_format_error("invalid format specifier"); + } + return out; +} +template +FMT_CONSTEXPR FMT_NOINLINE auto write_int_noinline( + OutputIt out, write_int_arg arg, const format_specs& specs, + locale_ref loc) -> OutputIt { + return write_int(out, arg, specs, loc); +} +template ::value && + !std::is_same::value && + std::is_same>::value)> +FMT_CONSTEXPR FMT_INLINE auto write(OutputIt out, T value, + const format_specs& specs, + locale_ref loc) -> OutputIt { + if (specs.localized && write_loc(out, value, specs, loc)) return out; + return write_int_noinline(out, make_write_int_arg(value, specs.sign), specs, + loc); +} +// An inlined version of write used in format string compilation. +template ::value && + !std::is_same::value && + !std::is_same>::value)> +FMT_CONSTEXPR FMT_INLINE auto write(OutputIt out, T value, + const format_specs& specs, + locale_ref loc) -> OutputIt { + if (specs.localized && write_loc(out, value, specs, loc)) return out; + return write_int(out, make_write_int_arg(value, specs.sign), specs, loc); +} + +// An output iterator that counts the number of objects written to it and +// discards them. +class counting_iterator { + private: + size_t count_; + + public: + using iterator_category = std::output_iterator_tag; + using difference_type = std::ptrdiff_t; + using pointer = void; + using reference = void; + FMT_UNCHECKED_ITERATOR(counting_iterator); + + struct value_type { + template FMT_CONSTEXPR void operator=(const T&) {} + }; + + FMT_CONSTEXPR counting_iterator() : count_(0) {} + + FMT_CONSTEXPR auto count() const -> size_t { return count_; } + + FMT_CONSTEXPR auto operator++() -> counting_iterator& { + ++count_; + return *this; + } + FMT_CONSTEXPR auto operator++(int) -> counting_iterator { + auto it = *this; + ++*this; + return it; + } + + FMT_CONSTEXPR friend auto operator+(counting_iterator it, difference_type n) + -> counting_iterator { + it.count_ += static_cast(n); + return it; + } + + FMT_CONSTEXPR auto operator*() const -> value_type { return {}; } +}; + +template +FMT_CONSTEXPR auto write(OutputIt out, basic_string_view s, + const format_specs& specs) -> OutputIt { + auto data = s.data(); + auto size = s.size(); + if (specs.precision >= 0 && to_unsigned(specs.precision) < size) + size = code_point_index(s, to_unsigned(specs.precision)); + bool is_debug = specs.type == presentation_type::debug; + size_t width = 0; + if (specs.width != 0) { + if (is_debug) + width = write_escaped_string(counting_iterator{}, s).count(); + else + width = compute_width(basic_string_view(data, size)); + } + return write_padded(out, specs, size, width, + [=](reserve_iterator it) { + if (is_debug) return write_escaped_string(it, s); + return copy_str(data, data + size, it); + }); +} +template +FMT_CONSTEXPR auto write(OutputIt out, + basic_string_view> s, + const format_specs& specs, locale_ref) + -> OutputIt { + return write(out, s, specs); +} +template +FMT_CONSTEXPR auto write(OutputIt out, const Char* s, + const format_specs& specs, locale_ref) + -> OutputIt { + if (specs.type == presentation_type::pointer) + return write_ptr(out, bit_cast(s), &specs); + if (!s) throw_format_error("string pointer is null"); + return write(out, basic_string_view(s), specs, {}); +} + +template ::value && + !std::is_same::value && + !std::is_same::value)> +FMT_CONSTEXPR auto write(OutputIt out, T value) -> OutputIt { + auto abs_value = static_cast>(value); + bool negative = is_negative(value); + // Don't do -abs_value since it trips unsigned-integer-overflow sanitizer. + if (negative) abs_value = ~abs_value + 1; + int num_digits = count_digits(abs_value); + auto size = (negative ? 1 : 0) + static_cast(num_digits); + auto it = reserve(out, size); + if (auto ptr = to_pointer(it, size)) { + if (negative) *ptr++ = static_cast('-'); + format_decimal(ptr, abs_value, num_digits); + return out; + } + if (negative) *it++ = static_cast('-'); + it = format_decimal(it, abs_value, num_digits).end; + return base_iterator(out, it); +} + +// DEPRECATED! +template +FMT_CONSTEXPR auto parse_align(const Char* begin, const Char* end, + format_specs& specs) -> const Char* { + FMT_ASSERT(begin != end, ""); + auto align = align::none; + auto p = begin + code_point_length(begin); + if (end - p <= 0) p = begin; + for (;;) { + switch (to_ascii(*p)) { + case '<': + align = align::left; + break; + case '>': + align = align::right; + break; + case '^': + align = align::center; + break; + } + if (align != align::none) { + if (p != begin) { + auto c = *begin; + if (c == '}') return begin; + if (c == '{') { + throw_format_error("invalid fill character '{'"); + return begin; + } + specs.fill = {begin, to_unsigned(p - begin)}; + begin = p + 1; + } else { + ++begin; + } + break; + } else if (p == begin) { + break; + } + p = begin; + } + specs.align = align; + return begin; +} + +// A floating-point presentation format. +enum class float_format : unsigned char { + general, // General: exponent notation or fixed point based on magnitude. + exp, // Exponent notation with the default precision of 6, e.g. 1.2e-3. + fixed, // Fixed point with the default precision of 6, e.g. 0.0012. + hex +}; + +struct float_specs { + int precision; + float_format format : 8; + sign_t sign : 8; + bool upper : 1; + bool locale : 1; + bool binary32 : 1; + bool showpoint : 1; +}; + +template +FMT_CONSTEXPR auto parse_float_type_spec(const format_specs& specs) + -> float_specs { + auto result = float_specs(); + result.showpoint = specs.alt; + result.locale = specs.localized; + switch (specs.type) { + case presentation_type::none: + result.format = float_format::general; + break; + case presentation_type::general_upper: + result.upper = true; + FMT_FALLTHROUGH; + case presentation_type::general_lower: + result.format = float_format::general; + break; + case presentation_type::exp_upper: + result.upper = true; + FMT_FALLTHROUGH; + case presentation_type::exp_lower: + result.format = float_format::exp; + result.showpoint |= specs.precision != 0; + break; + case presentation_type::fixed_upper: + result.upper = true; + FMT_FALLTHROUGH; + case presentation_type::fixed_lower: + result.format = float_format::fixed; + result.showpoint |= specs.precision != 0; + break; + case presentation_type::hexfloat_upper: + result.upper = true; + FMT_FALLTHROUGH; + case presentation_type::hexfloat_lower: + result.format = float_format::hex; + break; + default: + throw_format_error("invalid format specifier"); + break; + } + return result; +} + +template +FMT_CONSTEXPR20 auto write_nonfinite(OutputIt out, bool isnan, + format_specs specs, + const float_specs& fspecs) -> OutputIt { + auto str = + isnan ? (fspecs.upper ? "NAN" : "nan") : (fspecs.upper ? "INF" : "inf"); + constexpr size_t str_size = 3; + auto sign = fspecs.sign; + auto size = str_size + (sign ? 1 : 0); + // Replace '0'-padding with space for non-finite values. + const bool is_zero_fill = + specs.fill.size() == 1 && *specs.fill.data() == static_cast('0'); + if (is_zero_fill) specs.fill[0] = static_cast(' '); + return write_padded(out, specs, size, [=](reserve_iterator it) { + if (sign) *it++ = detail::sign(sign); + return copy_str(str, str + str_size, it); + }); +} + +// A decimal floating-point number significand * pow(10, exp). +struct big_decimal_fp { + const char* significand; + int significand_size; + int exponent; +}; + +constexpr auto get_significand_size(const big_decimal_fp& f) -> int { + return f.significand_size; +} +template +inline auto get_significand_size(const dragonbox::decimal_fp& f) -> int { + return count_digits(f.significand); +} + +template +constexpr auto write_significand(OutputIt out, const char* significand, + int significand_size) -> OutputIt { + return copy_str(significand, significand + significand_size, out); +} +template +inline auto write_significand(OutputIt out, UInt significand, + int significand_size) -> OutputIt { + return format_decimal(out, significand, significand_size).end; +} +template +FMT_CONSTEXPR20 auto write_significand(OutputIt out, T significand, + int significand_size, int exponent, + const Grouping& grouping) -> OutputIt { + if (!grouping.has_separator()) { + out = write_significand(out, significand, significand_size); + return detail::fill_n(out, exponent, static_cast('0')); + } + auto buffer = memory_buffer(); + write_significand(appender(buffer), significand, significand_size); + detail::fill_n(appender(buffer), exponent, '0'); + return grouping.apply(out, string_view(buffer.data(), buffer.size())); +} + +template ::value)> +inline auto write_significand(Char* out, UInt significand, int significand_size, + int integral_size, Char decimal_point) -> Char* { + if (!decimal_point) + return format_decimal(out, significand, significand_size).end; + out += significand_size + 1; + Char* end = out; + int floating_size = significand_size - integral_size; + for (int i = floating_size / 2; i > 0; --i) { + out -= 2; + copy2(out, digits2(static_cast(significand % 100))); + significand /= 100; + } + if (floating_size % 2 != 0) { + *--out = static_cast('0' + significand % 10); + significand /= 10; + } + *--out = decimal_point; + format_decimal(out - integral_size, significand, integral_size); + return end; +} + +template >::value)> +inline auto write_significand(OutputIt out, UInt significand, + int significand_size, int integral_size, + Char decimal_point) -> OutputIt { + // Buffer is large enough to hold digits (digits10 + 1) and a decimal point. + Char buffer[digits10() + 2]; + auto end = write_significand(buffer, significand, significand_size, + integral_size, decimal_point); + return detail::copy_str_noinline(buffer, end, out); +} + +template +FMT_CONSTEXPR auto write_significand(OutputIt out, const char* significand, + int significand_size, int integral_size, + Char decimal_point) -> OutputIt { + out = detail::copy_str_noinline(significand, + significand + integral_size, out); + if (!decimal_point) return out; + *out++ = decimal_point; + return detail::copy_str_noinline(significand + integral_size, + significand + significand_size, out); +} + +template +FMT_CONSTEXPR20 auto write_significand(OutputIt out, T significand, + int significand_size, int integral_size, + Char decimal_point, + const Grouping& grouping) -> OutputIt { + if (!grouping.has_separator()) { + return write_significand(out, significand, significand_size, integral_size, + decimal_point); + } + auto buffer = basic_memory_buffer(); + write_significand(buffer_appender(buffer), significand, + significand_size, integral_size, decimal_point); + grouping.apply( + out, basic_string_view(buffer.data(), to_unsigned(integral_size))); + return detail::copy_str_noinline(buffer.data() + integral_size, + buffer.end(), out); +} + +template > +FMT_CONSTEXPR20 auto do_write_float(OutputIt out, const DecimalFP& f, + const format_specs& specs, + float_specs fspecs, locale_ref loc) + -> OutputIt { + auto significand = f.significand; + int significand_size = get_significand_size(f); + const Char zero = static_cast('0'); + auto sign = fspecs.sign; + size_t size = to_unsigned(significand_size) + (sign ? 1 : 0); + using iterator = reserve_iterator; + + Char decimal_point = + fspecs.locale ? detail::decimal_point(loc) : static_cast('.'); + + int output_exp = f.exponent + significand_size - 1; + auto use_exp_format = [=]() { + if (fspecs.format == float_format::exp) return true; + if (fspecs.format != float_format::general) return false; + // Use the fixed notation if the exponent is in [exp_lower, exp_upper), + // e.g. 0.0001 instead of 1e-04. Otherwise use the exponent notation. + const int exp_lower = -4, exp_upper = 16; + return output_exp < exp_lower || + output_exp >= (fspecs.precision > 0 ? fspecs.precision : exp_upper); + }; + if (use_exp_format()) { + int num_zeros = 0; + if (fspecs.showpoint) { + num_zeros = fspecs.precision - significand_size; + if (num_zeros < 0) num_zeros = 0; + size += to_unsigned(num_zeros); + } else if (significand_size == 1) { + decimal_point = Char(); + } + auto abs_output_exp = output_exp >= 0 ? output_exp : -output_exp; + int exp_digits = 2; + if (abs_output_exp >= 100) exp_digits = abs_output_exp >= 1000 ? 4 : 3; + + size += to_unsigned((decimal_point ? 1 : 0) + 2 + exp_digits); + char exp_char = fspecs.upper ? 'E' : 'e'; + auto write = [=](iterator it) { + if (sign) *it++ = detail::sign(sign); + // Insert a decimal point after the first digit and add an exponent. + it = write_significand(it, significand, significand_size, 1, + decimal_point); + if (num_zeros > 0) it = detail::fill_n(it, num_zeros, zero); + *it++ = static_cast(exp_char); + return write_exponent(output_exp, it); + }; + return specs.width > 0 ? write_padded(out, specs, size, write) + : base_iterator(out, write(reserve(out, size))); + } + + int exp = f.exponent + significand_size; + if (f.exponent >= 0) { + // 1234e5 -> 123400000[.0+] + size += to_unsigned(f.exponent); + int num_zeros = fspecs.precision - exp; + abort_fuzzing_if(num_zeros > 5000); + if (fspecs.showpoint) { + ++size; + if (num_zeros <= 0 && fspecs.format != float_format::fixed) num_zeros = 0; + if (num_zeros > 0) size += to_unsigned(num_zeros); + } + auto grouping = Grouping(loc, fspecs.locale); + size += to_unsigned(grouping.count_separators(exp)); + return write_padded(out, specs, size, [&](iterator it) { + if (sign) *it++ = detail::sign(sign); + it = write_significand(it, significand, significand_size, + f.exponent, grouping); + if (!fspecs.showpoint) return it; + *it++ = decimal_point; + return num_zeros > 0 ? detail::fill_n(it, num_zeros, zero) : it; + }); + } else if (exp > 0) { + // 1234e-2 -> 12.34[0+] + int num_zeros = fspecs.showpoint ? fspecs.precision - significand_size : 0; + size += 1 + to_unsigned(num_zeros > 0 ? num_zeros : 0); + auto grouping = Grouping(loc, fspecs.locale); + size += to_unsigned(grouping.count_separators(exp)); + return write_padded(out, specs, size, [&](iterator it) { + if (sign) *it++ = detail::sign(sign); + it = write_significand(it, significand, significand_size, exp, + decimal_point, grouping); + return num_zeros > 0 ? detail::fill_n(it, num_zeros, zero) : it; + }); + } + // 1234e-6 -> 0.001234 + int num_zeros = -exp; + if (significand_size == 0 && fspecs.precision >= 0 && + fspecs.precision < num_zeros) { + num_zeros = fspecs.precision; + } + bool pointy = num_zeros != 0 || significand_size != 0 || fspecs.showpoint; + size += 1 + (pointy ? 1 : 0) + to_unsigned(num_zeros); + return write_padded(out, specs, size, [&](iterator it) { + if (sign) *it++ = detail::sign(sign); + *it++ = zero; + if (!pointy) return it; + *it++ = decimal_point; + it = detail::fill_n(it, num_zeros, zero); + return write_significand(it, significand, significand_size); + }); +} + +template class fallback_digit_grouping { + public: + constexpr fallback_digit_grouping(locale_ref, bool) {} + + constexpr auto has_separator() const -> bool { return false; } + + constexpr auto count_separators(int) const -> int { return 0; } + + template + constexpr auto apply(Out out, basic_string_view) const -> Out { + return out; + } +}; + +template +FMT_CONSTEXPR20 auto write_float(OutputIt out, const DecimalFP& f, + const format_specs& specs, + float_specs fspecs, locale_ref loc) + -> OutputIt { + if (is_constant_evaluated()) { + return do_write_float>(out, f, specs, fspecs, + loc); + } else { + return do_write_float(out, f, specs, fspecs, loc); + } +} + +template constexpr auto isnan(T value) -> bool { + return !(value >= value); // std::isnan doesn't support __float128. +} + +template +struct has_isfinite : std::false_type {}; + +template +struct has_isfinite> + : std::true_type {}; + +template ::value&& + has_isfinite::value)> +FMT_CONSTEXPR20 auto isfinite(T value) -> bool { + constexpr T inf = T(std::numeric_limits::infinity()); + if (is_constant_evaluated()) + return !detail::isnan(value) && value < inf && value > -inf; + return std::isfinite(value); +} +template ::value)> +FMT_CONSTEXPR auto isfinite(T value) -> bool { + T inf = T(std::numeric_limits::infinity()); + // std::isfinite doesn't support __float128. + return !detail::isnan(value) && value < inf && value > -inf; +} + +template ::value)> +FMT_INLINE FMT_CONSTEXPR bool signbit(T value) { + if (is_constant_evaluated()) { +#ifdef __cpp_if_constexpr + if constexpr (std::numeric_limits::is_iec559) { + auto bits = detail::bit_cast(static_cast(value)); + return (bits >> (num_bits() - 1)) != 0; + } +#endif + } + return std::signbit(static_cast(value)); +} + +inline FMT_CONSTEXPR20 void adjust_precision(int& precision, int exp10) { + // Adjust fixed precision by exponent because it is relative to decimal + // point. + if (exp10 > 0 && precision > max_value() - exp10) + FMT_THROW(format_error("number is too big")); + precision += exp10; +} + +class bigint { + private: + // A bigint is stored as an array of bigits (big digits), with bigit at index + // 0 being the least significant one. + using bigit = uint32_t; + using double_bigit = uint64_t; + enum { bigits_capacity = 32 }; + basic_memory_buffer bigits_; + int exp_; + + FMT_CONSTEXPR20 auto operator[](int index) const -> bigit { + return bigits_[to_unsigned(index)]; + } + FMT_CONSTEXPR20 auto operator[](int index) -> bigit& { + return bigits_[to_unsigned(index)]; + } + + static constexpr const int bigit_bits = num_bits(); + + friend struct formatter; + + FMT_CONSTEXPR20 void subtract_bigits(int index, bigit other, bigit& borrow) { + auto result = static_cast((*this)[index]) - other - borrow; + (*this)[index] = static_cast(result); + borrow = static_cast(result >> (bigit_bits * 2 - 1)); + } + + FMT_CONSTEXPR20 void remove_leading_zeros() { + int num_bigits = static_cast(bigits_.size()) - 1; + while (num_bigits > 0 && (*this)[num_bigits] == 0) --num_bigits; + bigits_.resize(to_unsigned(num_bigits + 1)); + } + + // Computes *this -= other assuming aligned bigints and *this >= other. + FMT_CONSTEXPR20 void subtract_aligned(const bigint& other) { + FMT_ASSERT(other.exp_ >= exp_, "unaligned bigints"); + FMT_ASSERT(compare(*this, other) >= 0, ""); + bigit borrow = 0; + int i = other.exp_ - exp_; + for (size_t j = 0, n = other.bigits_.size(); j != n; ++i, ++j) + subtract_bigits(i, other.bigits_[j], borrow); + while (borrow > 0) subtract_bigits(i, 0, borrow); + remove_leading_zeros(); + } + + FMT_CONSTEXPR20 void multiply(uint32_t value) { + const double_bigit wide_value = value; + bigit carry = 0; + for (size_t i = 0, n = bigits_.size(); i < n; ++i) { + double_bigit result = bigits_[i] * wide_value + carry; + bigits_[i] = static_cast(result); + carry = static_cast(result >> bigit_bits); + } + if (carry != 0) bigits_.push_back(carry); + } + + template ::value || + std::is_same::value)> + FMT_CONSTEXPR20 void multiply(UInt value) { + using half_uint = + conditional_t::value, uint64_t, uint32_t>; + const int shift = num_bits() - bigit_bits; + const UInt lower = static_cast(value); + const UInt upper = value >> num_bits(); + UInt carry = 0; + for (size_t i = 0, n = bigits_.size(); i < n; ++i) { + UInt result = lower * bigits_[i] + static_cast(carry); + carry = (upper * bigits_[i] << shift) + (result >> bigit_bits) + + (carry >> bigit_bits); + bigits_[i] = static_cast(result); + } + while (carry != 0) { + bigits_.push_back(static_cast(carry)); + carry >>= bigit_bits; + } + } + + template ::value || + std::is_same::value)> + FMT_CONSTEXPR20 void assign(UInt n) { + size_t num_bigits = 0; + do { + bigits_[num_bigits++] = static_cast(n); + n >>= bigit_bits; + } while (n != 0); + bigits_.resize(num_bigits); + exp_ = 0; + } + + public: + FMT_CONSTEXPR20 bigint() : exp_(0) {} + explicit bigint(uint64_t n) { assign(n); } + + bigint(const bigint&) = delete; + void operator=(const bigint&) = delete; + + FMT_CONSTEXPR20 void assign(const bigint& other) { + auto size = other.bigits_.size(); + bigits_.resize(size); + auto data = other.bigits_.data(); + copy_str(data, data + size, bigits_.data()); + exp_ = other.exp_; + } + + template FMT_CONSTEXPR20 void operator=(Int n) { + FMT_ASSERT(n > 0, ""); + assign(uint64_or_128_t(n)); + } + + FMT_CONSTEXPR20 auto num_bigits() const -> int { + return static_cast(bigits_.size()) + exp_; + } + + FMT_NOINLINE FMT_CONSTEXPR20 auto operator<<=(int shift) -> bigint& { + FMT_ASSERT(shift >= 0, ""); + exp_ += shift / bigit_bits; + shift %= bigit_bits; + if (shift == 0) return *this; + bigit carry = 0; + for (size_t i = 0, n = bigits_.size(); i < n; ++i) { + bigit c = bigits_[i] >> (bigit_bits - shift); + bigits_[i] = (bigits_[i] << shift) + carry; + carry = c; + } + if (carry != 0) bigits_.push_back(carry); + return *this; + } + + template + FMT_CONSTEXPR20 auto operator*=(Int value) -> bigint& { + FMT_ASSERT(value > 0, ""); + multiply(uint32_or_64_or_128_t(value)); + return *this; + } + + friend FMT_CONSTEXPR20 auto compare(const bigint& lhs, const bigint& rhs) + -> int { + int num_lhs_bigits = lhs.num_bigits(), num_rhs_bigits = rhs.num_bigits(); + if (num_lhs_bigits != num_rhs_bigits) + return num_lhs_bigits > num_rhs_bigits ? 1 : -1; + int i = static_cast(lhs.bigits_.size()) - 1; + int j = static_cast(rhs.bigits_.size()) - 1; + int end = i - j; + if (end < 0) end = 0; + for (; i >= end; --i, --j) { + bigit lhs_bigit = lhs[i], rhs_bigit = rhs[j]; + if (lhs_bigit != rhs_bigit) return lhs_bigit > rhs_bigit ? 1 : -1; + } + if (i != j) return i > j ? 1 : -1; + return 0; + } + + // Returns compare(lhs1 + lhs2, rhs). + friend FMT_CONSTEXPR20 auto add_compare(const bigint& lhs1, + const bigint& lhs2, const bigint& rhs) + -> int { + auto minimum = [](int a, int b) { return a < b ? a : b; }; + auto maximum = [](int a, int b) { return a > b ? a : b; }; + int max_lhs_bigits = maximum(lhs1.num_bigits(), lhs2.num_bigits()); + int num_rhs_bigits = rhs.num_bigits(); + if (max_lhs_bigits + 1 < num_rhs_bigits) return -1; + if (max_lhs_bigits > num_rhs_bigits) return 1; + auto get_bigit = [](const bigint& n, int i) -> bigit { + return i >= n.exp_ && i < n.num_bigits() ? n[i - n.exp_] : 0; + }; + double_bigit borrow = 0; + int min_exp = minimum(minimum(lhs1.exp_, lhs2.exp_), rhs.exp_); + for (int i = num_rhs_bigits - 1; i >= min_exp; --i) { + double_bigit sum = + static_cast(get_bigit(lhs1, i)) + get_bigit(lhs2, i); + bigit rhs_bigit = get_bigit(rhs, i); + if (sum > rhs_bigit + borrow) return 1; + borrow = rhs_bigit + borrow - sum; + if (borrow > 1) return -1; + borrow <<= bigit_bits; + } + return borrow != 0 ? -1 : 0; + } + + // Assigns pow(10, exp) to this bigint. + FMT_CONSTEXPR20 void assign_pow10(int exp) { + FMT_ASSERT(exp >= 0, ""); + if (exp == 0) return *this = 1; + // Find the top bit. + int bitmask = 1; + while (exp >= bitmask) bitmask <<= 1; + bitmask >>= 1; + // pow(10, exp) = pow(5, exp) * pow(2, exp). First compute pow(5, exp) by + // repeated squaring and multiplication. + *this = 5; + bitmask >>= 1; + while (bitmask != 0) { + square(); + if ((exp & bitmask) != 0) *this *= 5; + bitmask >>= 1; + } + *this <<= exp; // Multiply by pow(2, exp) by shifting. + } + + FMT_CONSTEXPR20 void square() { + int num_bigits = static_cast(bigits_.size()); + int num_result_bigits = 2 * num_bigits; + basic_memory_buffer n(std::move(bigits_)); + bigits_.resize(to_unsigned(num_result_bigits)); + auto sum = uint128_t(); + for (int bigit_index = 0; bigit_index < num_bigits; ++bigit_index) { + // Compute bigit at position bigit_index of the result by adding + // cross-product terms n[i] * n[j] such that i + j == bigit_index. + for (int i = 0, j = bigit_index; j >= 0; ++i, --j) { + // Most terms are multiplied twice which can be optimized in the future. + sum += static_cast(n[i]) * n[j]; + } + (*this)[bigit_index] = static_cast(sum); + sum >>= num_bits(); // Compute the carry. + } + // Do the same for the top half. + for (int bigit_index = num_bigits; bigit_index < num_result_bigits; + ++bigit_index) { + for (int j = num_bigits - 1, i = bigit_index - j; i < num_bigits;) + sum += static_cast(n[i++]) * n[j--]; + (*this)[bigit_index] = static_cast(sum); + sum >>= num_bits(); + } + remove_leading_zeros(); + exp_ *= 2; + } + + // If this bigint has a bigger exponent than other, adds trailing zero to make + // exponents equal. This simplifies some operations such as subtraction. + FMT_CONSTEXPR20 void align(const bigint& other) { + int exp_difference = exp_ - other.exp_; + if (exp_difference <= 0) return; + int num_bigits = static_cast(bigits_.size()); + bigits_.resize(to_unsigned(num_bigits + exp_difference)); + for (int i = num_bigits - 1, j = i + exp_difference; i >= 0; --i, --j) + bigits_[j] = bigits_[i]; + std::uninitialized_fill_n(bigits_.data(), exp_difference, 0u); + exp_ -= exp_difference; + } + + // Divides this bignum by divisor, assigning the remainder to this and + // returning the quotient. + FMT_CONSTEXPR20 auto divmod_assign(const bigint& divisor) -> int { + FMT_ASSERT(this != &divisor, ""); + if (compare(*this, divisor) < 0) return 0; + FMT_ASSERT(divisor.bigits_[divisor.bigits_.size() - 1u] != 0, ""); + align(divisor); + int quotient = 0; + do { + subtract_aligned(divisor); + ++quotient; + } while (compare(*this, divisor) >= 0); + return quotient; + } +}; + +// format_dragon flags. +enum dragon { + predecessor_closer = 1, + fixup = 2, // Run fixup to correct exp10 which can be off by one. + fixed = 4, +}; + +// Formats a floating-point number using a variation of the Fixed-Precision +// Positive Floating-Point Printout ((FPP)^2) algorithm by Steele & White: +// https://fmt.dev/papers/p372-steele.pdf. +FMT_CONSTEXPR20 inline void format_dragon(basic_fp value, + unsigned flags, int num_digits, + buffer& buf, int& exp10) { + bigint numerator; // 2 * R in (FPP)^2. + bigint denominator; // 2 * S in (FPP)^2. + // lower and upper are differences between value and corresponding boundaries. + bigint lower; // (M^- in (FPP)^2). + bigint upper_store; // upper's value if different from lower. + bigint* upper = nullptr; // (M^+ in (FPP)^2). + // Shift numerator and denominator by an extra bit or two (if lower boundary + // is closer) to make lower and upper integers. This eliminates multiplication + // by 2 during later computations. + bool is_predecessor_closer = (flags & dragon::predecessor_closer) != 0; + int shift = is_predecessor_closer ? 2 : 1; + if (value.e >= 0) { + numerator = value.f; + numerator <<= value.e + shift; + lower = 1; + lower <<= value.e; + if (is_predecessor_closer) { + upper_store = 1; + upper_store <<= value.e + 1; + upper = &upper_store; + } + denominator.assign_pow10(exp10); + denominator <<= shift; + } else if (exp10 < 0) { + numerator.assign_pow10(-exp10); + lower.assign(numerator); + if (is_predecessor_closer) { + upper_store.assign(numerator); + upper_store <<= 1; + upper = &upper_store; + } + numerator *= value.f; + numerator <<= shift; + denominator = 1; + denominator <<= shift - value.e; + } else { + numerator = value.f; + numerator <<= shift; + denominator.assign_pow10(exp10); + denominator <<= shift - value.e; + lower = 1; + if (is_predecessor_closer) { + upper_store = 1ULL << 1; + upper = &upper_store; + } + } + int even = static_cast((value.f & 1) == 0); + if (!upper) upper = &lower; + bool shortest = num_digits < 0; + if ((flags & dragon::fixup) != 0) { + if (add_compare(numerator, *upper, denominator) + even <= 0) { + --exp10; + numerator *= 10; + if (num_digits < 0) { + lower *= 10; + if (upper != &lower) *upper *= 10; + } + } + if ((flags & dragon::fixed) != 0) adjust_precision(num_digits, exp10 + 1); + } + // Invariant: value == (numerator / denominator) * pow(10, exp10). + if (shortest) { + // Generate the shortest representation. + num_digits = 0; + char* data = buf.data(); + for (;;) { + int digit = numerator.divmod_assign(denominator); + bool low = compare(numerator, lower) - even < 0; // numerator <[=] lower. + // numerator + upper >[=] pow10: + bool high = add_compare(numerator, *upper, denominator) + even > 0; + data[num_digits++] = static_cast('0' + digit); + if (low || high) { + if (!low) { + ++data[num_digits - 1]; + } else if (high) { + int result = add_compare(numerator, numerator, denominator); + // Round half to even. + if (result > 0 || (result == 0 && (digit % 2) != 0)) + ++data[num_digits - 1]; + } + buf.try_resize(to_unsigned(num_digits)); + exp10 -= num_digits - 1; + return; + } + numerator *= 10; + lower *= 10; + if (upper != &lower) *upper *= 10; + } + } + // Generate the given number of digits. + exp10 -= num_digits - 1; + if (num_digits <= 0) { + denominator *= 10; + auto digit = add_compare(numerator, numerator, denominator) > 0 ? '1' : '0'; + buf.push_back(digit); + return; + } + buf.try_resize(to_unsigned(num_digits)); + for (int i = 0; i < num_digits - 1; ++i) { + int digit = numerator.divmod_assign(denominator); + buf[i] = static_cast('0' + digit); + numerator *= 10; + } + int digit = numerator.divmod_assign(denominator); + auto result = add_compare(numerator, numerator, denominator); + if (result > 0 || (result == 0 && (digit % 2) != 0)) { + if (digit == 9) { + const auto overflow = '0' + 10; + buf[num_digits - 1] = overflow; + // Propagate the carry. + for (int i = num_digits - 1; i > 0 && buf[i] == overflow; --i) { + buf[i] = '0'; + ++buf[i - 1]; + } + if (buf[0] == overflow) { + buf[0] = '1'; + if ((flags & dragon::fixed) != 0) + buf.push_back('0'); + else + ++exp10; + } + return; + } + ++digit; + } + buf[num_digits - 1] = static_cast('0' + digit); +} + +// Formats a floating-point number using the hexfloat format. +template ::value)> +FMT_CONSTEXPR20 void format_hexfloat(Float value, int precision, + float_specs specs, buffer& buf) { + // float is passed as double to reduce the number of instantiations and to + // simplify implementation. + static_assert(!std::is_same::value, ""); + + using info = dragonbox::float_info; + + // Assume Float is in the format [sign][exponent][significand]. + using carrier_uint = typename info::carrier_uint; + + constexpr auto num_float_significand_bits = + detail::num_significand_bits(); + + basic_fp f(value); + f.e += num_float_significand_bits; + if (!has_implicit_bit()) --f.e; + + constexpr auto num_fraction_bits = + num_float_significand_bits + (has_implicit_bit() ? 1 : 0); + constexpr auto num_xdigits = (num_fraction_bits + 3) / 4; + + constexpr auto leading_shift = ((num_xdigits - 1) * 4); + const auto leading_mask = carrier_uint(0xF) << leading_shift; + const auto leading_xdigit = + static_cast((f.f & leading_mask) >> leading_shift); + if (leading_xdigit > 1) f.e -= (32 - countl_zero(leading_xdigit) - 1); + + int print_xdigits = num_xdigits - 1; + if (precision >= 0 && print_xdigits > precision) { + const int shift = ((print_xdigits - precision - 1) * 4); + const auto mask = carrier_uint(0xF) << shift; + const auto v = static_cast((f.f & mask) >> shift); + + if (v >= 8) { + const auto inc = carrier_uint(1) << (shift + 4); + f.f += inc; + f.f &= ~(inc - 1); + } + + // Check long double overflow + if (!has_implicit_bit()) { + const auto implicit_bit = carrier_uint(1) << num_float_significand_bits; + if ((f.f & implicit_bit) == implicit_bit) { + f.f >>= 4; + f.e += 4; + } + } + + print_xdigits = precision; + } + + char xdigits[num_bits() / 4]; + detail::fill_n(xdigits, sizeof(xdigits), '0'); + format_uint<4>(xdigits, f.f, num_xdigits, specs.upper); + + // Remove zero tail + while (print_xdigits > 0 && xdigits[print_xdigits] == '0') --print_xdigits; + + buf.push_back('0'); + buf.push_back(specs.upper ? 'X' : 'x'); + buf.push_back(xdigits[0]); + if (specs.showpoint || print_xdigits > 0 || print_xdigits < precision) + buf.push_back('.'); + buf.append(xdigits + 1, xdigits + 1 + print_xdigits); + for (; print_xdigits < precision; ++print_xdigits) buf.push_back('0'); + + buf.push_back(specs.upper ? 'P' : 'p'); + + uint32_t abs_e; + if (f.e < 0) { + buf.push_back('-'); + abs_e = static_cast(-f.e); + } else { + buf.push_back('+'); + abs_e = static_cast(f.e); + } + format_decimal(appender(buf), abs_e, detail::count_digits(abs_e)); +} + +template ::value)> +FMT_CONSTEXPR20 void format_hexfloat(Float value, int precision, + float_specs specs, buffer& buf) { + format_hexfloat(static_cast(value), precision, specs, buf); +} + +constexpr auto fractional_part_rounding_thresholds(int index) -> uint32_t { + // For checking rounding thresholds. + // The kth entry is chosen to be the smallest integer such that the + // upper 32-bits of 10^(k+1) times it is strictly bigger than 5 * 10^k. + // It is equal to ceil(2^31 + 2^32/10^(k + 1)). + // These are stored in a string literal because we cannot have static arrays + // in constexpr functions and non-static ones are poorly optimized. + return U"\x9999999a\x828f5c29\x80418938\x80068db9\x8000a7c6\x800010c7" + U"\x800001ae\x8000002b"[index]; +} + +template +FMT_CONSTEXPR20 auto format_float(Float value, int precision, float_specs specs, + buffer& buf) -> int { + // float is passed as double to reduce the number of instantiations. + static_assert(!std::is_same::value, ""); + FMT_ASSERT(value >= 0, "value is negative"); + auto converted_value = convert_float(value); + + const bool fixed = specs.format == float_format::fixed; + if (value <= 0) { // <= instead of == to silence a warning. + if (precision <= 0 || !fixed) { + buf.push_back('0'); + return 0; + } + buf.try_resize(to_unsigned(precision)); + fill_n(buf.data(), precision, '0'); + return -precision; + } + + int exp = 0; + bool use_dragon = true; + unsigned dragon_flags = 0; + if (!is_fast_float() || is_constant_evaluated()) { + const auto inv_log2_10 = 0.3010299956639812; // 1 / log2(10) + using info = dragonbox::float_info; + const auto f = basic_fp(converted_value); + // Compute exp, an approximate power of 10, such that + // 10^(exp - 1) <= value < 10^exp or 10^exp <= value < 10^(exp + 1). + // This is based on log10(value) == log2(value) / log2(10) and approximation + // of log2(value) by e + num_fraction_bits idea from double-conversion. + auto e = (f.e + count_digits<1>(f.f) - 1) * inv_log2_10 - 1e-10; + exp = static_cast(e); + if (e > exp) ++exp; // Compute ceil. + dragon_flags = dragon::fixup; + } else if (precision < 0) { + // Use Dragonbox for the shortest format. + if (specs.binary32) { + auto dec = dragonbox::to_decimal(static_cast(value)); + write(buffer_appender(buf), dec.significand); + return dec.exponent; + } + auto dec = dragonbox::to_decimal(static_cast(value)); + write(buffer_appender(buf), dec.significand); + return dec.exponent; + } else { + // Extract significand bits and exponent bits. + using info = dragonbox::float_info; + auto br = bit_cast(static_cast(value)); + + const uint64_t significand_mask = + (static_cast(1) << num_significand_bits()) - 1; + uint64_t significand = (br & significand_mask); + int exponent = static_cast((br & exponent_mask()) >> + num_significand_bits()); + + if (exponent != 0) { // Check if normal. + exponent -= exponent_bias() + num_significand_bits(); + significand |= + (static_cast(1) << num_significand_bits()); + significand <<= 1; + } else { + // Normalize subnormal inputs. + FMT_ASSERT(significand != 0, "zeros should not appear here"); + int shift = countl_zero(significand); + FMT_ASSERT(shift >= num_bits() - num_significand_bits(), + ""); + shift -= (num_bits() - num_significand_bits() - 2); + exponent = (std::numeric_limits::min_exponent - + num_significand_bits()) - + shift; + significand <<= shift; + } + + // Compute the first several nonzero decimal significand digits. + // We call the number we get the first segment. + const int k = info::kappa - dragonbox::floor_log10_pow2(exponent); + exp = -k; + const int beta = exponent + dragonbox::floor_log2_pow10(k); + uint64_t first_segment; + bool has_more_segments; + int digits_in_the_first_segment; + { + const auto r = dragonbox::umul192_upper128( + significand << beta, dragonbox::get_cached_power(k)); + first_segment = r.high(); + has_more_segments = r.low() != 0; + + // The first segment can have 18 ~ 19 digits. + if (first_segment >= 1000000000000000000ULL) { + digits_in_the_first_segment = 19; + } else { + // When it is of 18-digits, we align it to 19-digits by adding a bogus + // zero at the end. + digits_in_the_first_segment = 18; + first_segment *= 10; + } + } + + // Compute the actual number of decimal digits to print. + if (fixed) adjust_precision(precision, exp + digits_in_the_first_segment); + + // Use Dragon4 only when there might be not enough digits in the first + // segment. + if (digits_in_the_first_segment > precision) { + use_dragon = false; + + if (precision <= 0) { + exp += digits_in_the_first_segment; + + if (precision < 0) { + // Nothing to do, since all we have are just leading zeros. + buf.try_resize(0); + } else { + // We may need to round-up. + buf.try_resize(1); + if ((first_segment | static_cast(has_more_segments)) > + 5000000000000000000ULL) { + buf[0] = '1'; + } else { + buf[0] = '0'; + } + } + } // precision <= 0 + else { + exp += digits_in_the_first_segment - precision; + + // When precision > 0, we divide the first segment into three + // subsegments, each with 9, 9, and 0 ~ 1 digits so that each fits + // in 32-bits which usually allows faster calculation than in + // 64-bits. Since some compiler (e.g. MSVC) doesn't know how to optimize + // division-by-constant for large 64-bit divisors, we do it here + // manually. The magic number 7922816251426433760 below is equal to + // ceil(2^(64+32) / 10^10). + const uint32_t first_subsegment = static_cast( + dragonbox::umul128_upper64(first_segment, 7922816251426433760ULL) >> + 32); + const uint64_t second_third_subsegments = + first_segment - first_subsegment * 10000000000ULL; + + uint64_t prod; + uint32_t digits; + bool should_round_up; + int number_of_digits_to_print = precision > 9 ? 9 : precision; + + // Print a 9-digits subsegment, either the first or the second. + auto print_subsegment = [&](uint32_t subsegment, char* buffer) { + int number_of_digits_printed = 0; + + // If we want to print an odd number of digits from the subsegment, + if ((number_of_digits_to_print & 1) != 0) { + // Convert to 64-bit fixed-point fractional form with 1-digit + // integer part. The magic number 720575941 is a good enough + // approximation of 2^(32 + 24) / 10^8; see + // https://jk-jeon.github.io/posts/2022/12/fixed-precision-formatting/#fixed-length-case + // for details. + prod = ((subsegment * static_cast(720575941)) >> 24) + 1; + digits = static_cast(prod >> 32); + *buffer = static_cast('0' + digits); + number_of_digits_printed++; + } + // If we want to print an even number of digits from the + // first_subsegment, + else { + // Convert to 64-bit fixed-point fractional form with 2-digits + // integer part. The magic number 450359963 is a good enough + // approximation of 2^(32 + 20) / 10^7; see + // https://jk-jeon.github.io/posts/2022/12/fixed-precision-formatting/#fixed-length-case + // for details. + prod = ((subsegment * static_cast(450359963)) >> 20) + 1; + digits = static_cast(prod >> 32); + copy2(buffer, digits2(digits)); + number_of_digits_printed += 2; + } + + // Print all digit pairs. + while (number_of_digits_printed < number_of_digits_to_print) { + prod = static_cast(prod) * static_cast(100); + digits = static_cast(prod >> 32); + copy2(buffer + number_of_digits_printed, digits2(digits)); + number_of_digits_printed += 2; + } + }; + + // Print first subsegment. + print_subsegment(first_subsegment, buf.data()); + + // Perform rounding if the first subsegment is the last subsegment to + // print. + if (precision <= 9) { + // Rounding inside the subsegment. + // We round-up if: + // - either the fractional part is strictly larger than 1/2, or + // - the fractional part is exactly 1/2 and the last digit is odd. + // We rely on the following observations: + // - If fractional_part >= threshold, then the fractional part is + // strictly larger than 1/2. + // - If the MSB of fractional_part is set, then the fractional part + // must be at least 1/2. + // - When the MSB of fractional_part is set, either + // second_third_subsegments being nonzero or has_more_segments + // being true means there are further digits not printed, so the + // fractional part is strictly larger than 1/2. + if (precision < 9) { + uint32_t fractional_part = static_cast(prod); + should_round_up = + fractional_part >= fractional_part_rounding_thresholds( + 8 - number_of_digits_to_print) || + ((fractional_part >> 31) & + ((digits & 1) | (second_third_subsegments != 0) | + has_more_segments)) != 0; + } + // Rounding at the subsegment boundary. + // In this case, the fractional part is at least 1/2 if and only if + // second_third_subsegments >= 5000000000ULL, and is strictly larger + // than 1/2 if we further have either second_third_subsegments > + // 5000000000ULL or has_more_segments == true. + else { + should_round_up = second_third_subsegments > 5000000000ULL || + (second_third_subsegments == 5000000000ULL && + ((digits & 1) != 0 || has_more_segments)); + } + } + // Otherwise, print the second subsegment. + else { + // Compilers are not aware of how to leverage the maximum value of + // second_third_subsegments to find out a better magic number which + // allows us to eliminate an additional shift. 1844674407370955162 = + // ceil(2^64/10) < ceil(2^64*(10^9/(10^10 - 1))). + const uint32_t second_subsegment = + static_cast(dragonbox::umul128_upper64( + second_third_subsegments, 1844674407370955162ULL)); + const uint32_t third_subsegment = + static_cast(second_third_subsegments) - + second_subsegment * 10; + + number_of_digits_to_print = precision - 9; + print_subsegment(second_subsegment, buf.data() + 9); + + // Rounding inside the subsegment. + if (precision < 18) { + // The condition third_subsegment != 0 implies that the segment was + // of 19 digits, so in this case the third segment should be + // consisting of a genuine digit from the input. + uint32_t fractional_part = static_cast(prod); + should_round_up = + fractional_part >= fractional_part_rounding_thresholds( + 8 - number_of_digits_to_print) || + ((fractional_part >> 31) & + ((digits & 1) | (third_subsegment != 0) | + has_more_segments)) != 0; + } + // Rounding at the subsegment boundary. + else { + // In this case, the segment must be of 19 digits, thus + // the third subsegment should be consisting of a genuine digit from + // the input. + should_round_up = third_subsegment > 5 || + (third_subsegment == 5 && + ((digits & 1) != 0 || has_more_segments)); + } + } + + // Round-up if necessary. + if (should_round_up) { + ++buf[precision - 1]; + for (int i = precision - 1; i > 0 && buf[i] > '9'; --i) { + buf[i] = '0'; + ++buf[i - 1]; + } + if (buf[0] > '9') { + buf[0] = '1'; + if (fixed) + buf[precision++] = '0'; + else + ++exp; + } + } + buf.try_resize(to_unsigned(precision)); + } + } // if (digits_in_the_first_segment > precision) + else { + // Adjust the exponent for its use in Dragon4. + exp += digits_in_the_first_segment - 1; + } + } + if (use_dragon) { + auto f = basic_fp(); + bool is_predecessor_closer = specs.binary32 + ? f.assign(static_cast(value)) + : f.assign(converted_value); + if (is_predecessor_closer) dragon_flags |= dragon::predecessor_closer; + if (fixed) dragon_flags |= dragon::fixed; + // Limit precision to the maximum possible number of significant digits in + // an IEEE754 double because we don't need to generate zeros. + const int max_double_digits = 767; + if (precision > max_double_digits) precision = max_double_digits; + format_dragon(f, dragon_flags, precision, buf, exp); + } + if (!fixed && !specs.showpoint) { + // Remove trailing zeros. + auto num_digits = buf.size(); + while (num_digits > 0 && buf[num_digits - 1] == '0') { + --num_digits; + ++exp; + } + buf.try_resize(num_digits); + } + return exp; +} +template +FMT_CONSTEXPR20 auto write_float(OutputIt out, T value, + format_specs specs, locale_ref loc) + -> OutputIt { + float_specs fspecs = parse_float_type_spec(specs); + fspecs.sign = specs.sign; + if (detail::signbit(value)) { // value < 0 is false for NaN so use signbit. + fspecs.sign = sign::minus; + value = -value; + } else if (fspecs.sign == sign::minus) { + fspecs.sign = sign::none; + } + + if (!detail::isfinite(value)) + return write_nonfinite(out, detail::isnan(value), specs, fspecs); + + if (specs.align == align::numeric && fspecs.sign) { + auto it = reserve(out, 1); + *it++ = detail::sign(fspecs.sign); + out = base_iterator(out, it); + fspecs.sign = sign::none; + if (specs.width != 0) --specs.width; + } + + memory_buffer buffer; + if (fspecs.format == float_format::hex) { + if (fspecs.sign) buffer.push_back(detail::sign(fspecs.sign)); + format_hexfloat(convert_float(value), specs.precision, fspecs, buffer); + return write_bytes(out, {buffer.data(), buffer.size()}, + specs); + } + int precision = specs.precision >= 0 || specs.type == presentation_type::none + ? specs.precision + : 6; + if (fspecs.format == float_format::exp) { + if (precision == max_value()) + throw_format_error("number is too big"); + else + ++precision; + } else if (fspecs.format != float_format::fixed && precision == 0) { + precision = 1; + } + if (const_check(std::is_same())) fspecs.binary32 = true; + int exp = format_float(convert_float(value), precision, fspecs, buffer); + fspecs.precision = precision; + auto f = big_decimal_fp{buffer.data(), static_cast(buffer.size()), exp}; + return write_float(out, f, specs, fspecs, loc); +} + +template ::value)> +FMT_CONSTEXPR20 auto write(OutputIt out, T value, format_specs specs, + locale_ref loc = {}) -> OutputIt { + if (const_check(!is_supported_floating_point(value))) return out; + return specs.localized && write_loc(out, value, specs, loc) + ? out + : write_float(out, value, specs, loc); +} + +template ::value)> +FMT_CONSTEXPR20 auto write(OutputIt out, T value) -> OutputIt { + if (is_constant_evaluated()) return write(out, value, format_specs()); + if (const_check(!is_supported_floating_point(value))) return out; + + auto fspecs = float_specs(); + if (detail::signbit(value)) { + fspecs.sign = sign::minus; + value = -value; + } + + constexpr auto specs = format_specs(); + using floaty = conditional_t::value, double, T>; + using floaty_uint = typename dragonbox::float_info::carrier_uint; + floaty_uint mask = exponent_mask(); + if ((bit_cast(value) & mask) == mask) + return write_nonfinite(out, std::isnan(value), specs, fspecs); + + auto dec = dragonbox::to_decimal(static_cast(value)); + return write_float(out, dec, specs, fspecs, {}); +} + +template ::value && + !is_fast_float::value)> +inline auto write(OutputIt out, T value) -> OutputIt { + return write(out, value, format_specs()); +} + +template +auto write(OutputIt out, monostate, format_specs = {}, locale_ref = {}) + -> OutputIt { + FMT_ASSERT(false, ""); + return out; +} + +template +FMT_CONSTEXPR auto write(OutputIt out, basic_string_view value) + -> OutputIt { + auto it = reserve(out, value.size()); + it = copy_str_noinline(value.begin(), value.end(), it); + return base_iterator(out, it); +} + +template ::value)> +constexpr auto write(OutputIt out, const T& value) -> OutputIt { + return write(out, to_string_view(value)); +} + +// FMT_ENABLE_IF() condition separated to workaround an MSVC bug. +template < + typename Char, typename OutputIt, typename T, + bool check = + std::is_enum::value && !std::is_same::value && + mapped_type_constant>::value != + type::custom_type, + FMT_ENABLE_IF(check)> +FMT_CONSTEXPR auto write(OutputIt out, T value) -> OutputIt { + return write(out, static_cast>(value)); +} + +template ::value)> +FMT_CONSTEXPR auto write(OutputIt out, T value, + const format_specs& specs = {}, locale_ref = {}) + -> OutputIt { + return specs.type != presentation_type::none && + specs.type != presentation_type::string + ? write(out, value ? 1 : 0, specs, {}) + : write_bytes(out, value ? "true" : "false", specs); +} + +template +FMT_CONSTEXPR auto write(OutputIt out, Char value) -> OutputIt { + auto it = reserve(out, 1); + *it++ = value; + return base_iterator(out, it); +} + +template +FMT_CONSTEXPR_CHAR_TRAITS auto write(OutputIt out, const Char* value) + -> OutputIt { + if (value) return write(out, basic_string_view(value)); + throw_format_error("string pointer is null"); + return out; +} + +template ::value)> +auto write(OutputIt out, const T* value, const format_specs& specs = {}, + locale_ref = {}) -> OutputIt { + return write_ptr(out, bit_cast(value), &specs); +} + +// A write overload that handles implicit conversions. +template > +FMT_CONSTEXPR auto write(OutputIt out, const T& value) -> enable_if_t< + std::is_class::value && !is_string::value && + !is_floating_point::value && !std::is_same::value && + !std::is_same().map( + value))>>::value, + OutputIt> { + return write(out, arg_mapper().map(value)); +} + +template > +FMT_CONSTEXPR auto write(OutputIt out, const T& value) + -> enable_if_t::value == type::custom_type, + OutputIt> { + auto formatter = typename Context::template formatter_type(); + auto parse_ctx = typename Context::parse_context_type({}); + formatter.parse(parse_ctx); + auto ctx = Context(out, {}, {}); + return formatter.format(value, ctx); +} + +// An argument visitor that formats the argument and writes it via the output +// iterator. It's a class and not a generic lambda for compatibility with C++11. +template struct default_arg_formatter { + using iterator = buffer_appender; + using context = buffer_context; + + iterator out; + basic_format_args args; + locale_ref loc; + + template auto operator()(T value) -> iterator { + return write(out, value); + } + auto operator()(typename basic_format_arg::handle h) -> iterator { + basic_format_parse_context parse_ctx({}); + context format_ctx(out, args, loc); + h.format(parse_ctx, format_ctx); + return format_ctx.out(); + } +}; + +template struct arg_formatter { + using iterator = buffer_appender; + using context = buffer_context; + + iterator out; + const format_specs& specs; + locale_ref locale; + + template + FMT_CONSTEXPR FMT_INLINE auto operator()(T value) -> iterator { + return detail::write(out, value, specs, locale); + } + auto operator()(typename basic_format_arg::handle) -> iterator { + // User-defined types are handled separately because they require access + // to the parse context. + return out; + } +}; + +struct width_checker { + template ::value)> + FMT_CONSTEXPR auto operator()(T value) -> unsigned long long { + if (is_negative(value)) throw_format_error("negative width"); + return static_cast(value); + } + + template ::value)> + FMT_CONSTEXPR auto operator()(T) -> unsigned long long { + throw_format_error("width is not integer"); + return 0; + } +}; + +struct precision_checker { + template ::value)> + FMT_CONSTEXPR auto operator()(T value) -> unsigned long long { + if (is_negative(value)) throw_format_error("negative precision"); + return static_cast(value); + } + + template ::value)> + FMT_CONSTEXPR auto operator()(T) -> unsigned long long { + throw_format_error("precision is not integer"); + return 0; + } +}; + +template +FMT_CONSTEXPR auto get_dynamic_spec(FormatArg arg) -> int { + unsigned long long value = visit_format_arg(Handler(), arg); + if (value > to_unsigned(max_value())) + throw_format_error("number is too big"); + return static_cast(value); +} + +template +FMT_CONSTEXPR auto get_arg(Context& ctx, ID id) -> decltype(ctx.arg(id)) { + auto arg = ctx.arg(id); + if (!arg) ctx.on_error("argument not found"); + return arg; +} + +template +FMT_CONSTEXPR void handle_dynamic_spec(int& value, + arg_ref ref, + Context& ctx) { + switch (ref.kind) { + case arg_id_kind::none: + break; + case arg_id_kind::index: + value = detail::get_dynamic_spec(get_arg(ctx, ref.val.index)); + break; + case arg_id_kind::name: + value = detail::get_dynamic_spec(get_arg(ctx, ref.val.name)); + break; + } +} + +#if FMT_USE_USER_DEFINED_LITERALS +# if FMT_USE_NONTYPE_TEMPLATE_ARGS +template Str> +struct statically_named_arg : view { + static constexpr auto name = Str.data; + + const T& value; + statically_named_arg(const T& v) : value(v) {} +}; + +template Str> +struct is_named_arg> : std::true_type {}; + +template Str> +struct is_statically_named_arg> + : std::true_type {}; + +template Str> +struct udl_arg { + template auto operator=(T&& value) const { + return statically_named_arg(std::forward(value)); + } +}; +# else +template struct udl_arg { + const Char* str; + + template auto operator=(T&& value) const -> named_arg { + return {str, std::forward(value)}; + } +}; +# endif +#endif // FMT_USE_USER_DEFINED_LITERALS + +template +auto vformat(const Locale& loc, basic_string_view fmt, + basic_format_args>> args) + -> std::basic_string { + auto buf = basic_memory_buffer(); + detail::vformat_to(buf, fmt, args, detail::locale_ref(loc)); + return {buf.data(), buf.size()}; +} + +using format_func = void (*)(detail::buffer&, int, const char*); + +FMT_API void format_error_code(buffer& out, int error_code, + string_view message) noexcept; + +FMT_API void report_error(format_func func, int error_code, + const char* message) noexcept; +} // namespace detail + +FMT_API auto vsystem_error(int error_code, string_view format_str, + format_args args) -> std::system_error; + +/** + \rst + Constructs :class:`std::system_error` with a message formatted with + ``fmt::format(fmt, args...)``. + *error_code* is a system error code as given by ``errno``. + + **Example**:: + + // This throws std::system_error with the description + // cannot open file 'madeup': No such file or directory + // or similar (system message may vary). + const char* filename = "madeup"; + std::FILE* file = std::fopen(filename, "r"); + if (!file) + throw fmt::system_error(errno, "cannot open file '{}'", filename); + \endrst + */ +template +auto system_error(int error_code, format_string fmt, T&&... args) + -> std::system_error { + return vsystem_error(error_code, fmt, fmt::make_format_args(args...)); +} + +/** + \rst + Formats an error message for an error returned by an operating system or a + language runtime, for example a file opening error, and writes it to *out*. + The format is the same as the one used by ``std::system_error(ec, message)`` + where ``ec`` is ``std::error_code(error_code, std::generic_category()})``. + It is implementation-defined but normally looks like: + + .. parsed-literal:: + **: ** + + where ** is the passed message and ** is the system + message corresponding to the error code. + *error_code* is a system error code as given by ``errno``. + \endrst + */ +FMT_API void format_system_error(detail::buffer& out, int error_code, + const char* message) noexcept; + +// Reports a system error without throwing an exception. +// Can be used to report errors from destructors. +FMT_API void report_system_error(int error_code, const char* message) noexcept; + +/** Fast integer formatter. */ +class format_int { + private: + // Buffer should be large enough to hold all digits (digits10 + 1), + // a sign and a null character. + enum { buffer_size = std::numeric_limits::digits10 + 3 }; + mutable char buffer_[buffer_size]; + char* str_; + + template auto format_unsigned(UInt value) -> char* { + auto n = static_cast>(value); + return detail::format_decimal(buffer_, n, buffer_size - 1).begin; + } + + template auto format_signed(Int value) -> char* { + auto abs_value = static_cast>(value); + bool negative = value < 0; + if (negative) abs_value = 0 - abs_value; + auto begin = format_unsigned(abs_value); + if (negative) *--begin = '-'; + return begin; + } + + public: + explicit format_int(int value) : str_(format_signed(value)) {} + explicit format_int(long value) : str_(format_signed(value)) {} + explicit format_int(long long value) : str_(format_signed(value)) {} + explicit format_int(unsigned value) : str_(format_unsigned(value)) {} + explicit format_int(unsigned long value) : str_(format_unsigned(value)) {} + explicit format_int(unsigned long long value) + : str_(format_unsigned(value)) {} + + /** Returns the number of characters written to the output buffer. */ + auto size() const -> size_t { + return detail::to_unsigned(buffer_ - str_ + buffer_size - 1); + } + + /** + Returns a pointer to the output buffer content. No terminating null + character is appended. + */ + auto data() const -> const char* { return str_; } + + /** + Returns a pointer to the output buffer content with terminating null + character appended. + */ + auto c_str() const -> const char* { + buffer_[buffer_size - 1] = '\0'; + return str_; + } + + /** + \rst + Returns the content of the output buffer as an ``std::string``. + \endrst + */ + auto str() const -> std::string { return std::string(str_, size()); } +}; + +template +struct formatter::value>> + : formatter, Char> { + template + auto format(const T& value, FormatContext& ctx) const -> decltype(ctx.out()) { + using base = formatter, Char>; + return base::format(format_as(value), ctx); + } +}; + +#define FMT_FORMAT_AS(Type, Base) \ + template \ + struct formatter : formatter {} + +FMT_FORMAT_AS(signed char, int); +FMT_FORMAT_AS(unsigned char, unsigned); +FMT_FORMAT_AS(short, int); +FMT_FORMAT_AS(unsigned short, unsigned); +FMT_FORMAT_AS(long, detail::long_type); +FMT_FORMAT_AS(unsigned long, detail::ulong_type); +FMT_FORMAT_AS(Char*, const Char*); +FMT_FORMAT_AS(std::basic_string, basic_string_view); +FMT_FORMAT_AS(std::nullptr_t, const void*); +FMT_FORMAT_AS(detail::std_string_view, basic_string_view); +FMT_FORMAT_AS(void*, const void*); + +template +struct formatter : formatter, Char> {}; + +/** + \rst + Converts ``p`` to ``const void*`` for pointer formatting. + + **Example**:: + + auto s = fmt::format("{}", fmt::ptr(p)); + \endrst + */ +template auto ptr(T p) -> const void* { + static_assert(std::is_pointer::value, ""); + return detail::bit_cast(p); +} +template +auto ptr(const std::unique_ptr& p) -> const void* { + return p.get(); +} +template auto ptr(const std::shared_ptr& p) -> const void* { + return p.get(); +} + +/** + \rst + Converts ``e`` to the underlying type. + + **Example**:: + + enum class color { red, green, blue }; + auto s = fmt::format("{}", fmt::underlying(color::red)); + \endrst + */ +template +constexpr auto underlying(Enum e) noexcept -> underlying_t { + return static_cast>(e); +} + +namespace enums { +template ::value)> +constexpr auto format_as(Enum e) noexcept -> underlying_t { + return static_cast>(e); +} +} // namespace enums + +class bytes { + private: + string_view data_; + friend struct formatter; + + public: + explicit bytes(string_view data) : data_(data) {} +}; + +template <> struct formatter { + private: + detail::dynamic_format_specs<> specs_; + + public: + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> const char* { + return parse_format_specs(ctx.begin(), ctx.end(), specs_, ctx, + detail::type::string_type); + } + + template + auto format(bytes b, FormatContext& ctx) -> decltype(ctx.out()) { + detail::handle_dynamic_spec(specs_.width, + specs_.width_ref, ctx); + detail::handle_dynamic_spec( + specs_.precision, specs_.precision_ref, ctx); + return detail::write_bytes(ctx.out(), b.data_, specs_); + } +}; + +// group_digits_view is not derived from view because it copies the argument. +template struct group_digits_view { + T value; +}; + +/** + \rst + Returns a view that formats an integer value using ',' as a locale-independent + thousands separator. + + **Example**:: + + fmt::print("{}", fmt::group_digits(12345)); + // Output: "12,345" + \endrst + */ +template auto group_digits(T value) -> group_digits_view { + return {value}; +} + +template struct formatter> : formatter { + private: + detail::dynamic_format_specs<> specs_; + + public: + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> const char* { + return parse_format_specs(ctx.begin(), ctx.end(), specs_, ctx, + detail::type::int_type); + } + + template + auto format(group_digits_view t, FormatContext& ctx) + -> decltype(ctx.out()) { + detail::handle_dynamic_spec(specs_.width, + specs_.width_ref, ctx); + detail::handle_dynamic_spec( + specs_.precision, specs_.precision_ref, ctx); + return detail::write_int( + ctx.out(), static_cast>(t.value), 0, specs_, + detail::digit_grouping("\3", ",")); + } +}; + +template struct nested_view { + const formatter* fmt; + const T* value; +}; + +template struct formatter> { + FMT_CONSTEXPR auto parse(format_parse_context& ctx) -> const char* { + return ctx.begin(); + } + auto format(nested_view view, format_context& ctx) const + -> decltype(ctx.out()) { + return view.fmt->format(*view.value, ctx); + } +}; + +template struct nested_formatter { + private: + int width_; + detail::fill_t fill_; + align_t align_ : 4; + formatter formatter_; + + public: + constexpr nested_formatter() : width_(0), align_(align_t::none) {} + + FMT_CONSTEXPR auto parse(format_parse_context& ctx) -> const char* { + auto specs = detail::dynamic_format_specs(); + auto it = parse_format_specs(ctx.begin(), ctx.end(), specs, ctx, + detail::type::none_type); + width_ = specs.width; + fill_ = specs.fill; + align_ = specs.align; + ctx.advance_to(it); + return formatter_.parse(ctx); + } + + template + auto write_padded(format_context& ctx, F write) const -> decltype(ctx.out()) { + if (width_ == 0) return write(ctx.out()); + auto buf = memory_buffer(); + write(std::back_inserter(buf)); + auto specs = format_specs<>(); + specs.width = width_; + specs.fill = fill_; + specs.align = align_; + return detail::write(ctx.out(), string_view(buf.data(), buf.size()), specs); + } + + auto nested(const T& value) const -> nested_view { + return nested_view{&formatter_, &value}; + } +}; + +// DEPRECATED! join_view will be moved to ranges.h. +template +struct join_view : detail::view { + It begin; + Sentinel end; + basic_string_view sep; + + join_view(It b, Sentinel e, basic_string_view s) + : begin(b), end(e), sep(s) {} +}; + +template +struct formatter, Char> { + private: + using value_type = +#ifdef __cpp_lib_ranges + std::iter_value_t; +#else + typename std::iterator_traits::value_type; +#endif + formatter, Char> value_formatter_; + + public: + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> const Char* { + return value_formatter_.parse(ctx); + } + + template + auto format(const join_view& value, + FormatContext& ctx) const -> decltype(ctx.out()) { + auto it = value.begin; + auto out = ctx.out(); + if (it != value.end) { + out = value_formatter_.format(*it, ctx); + ++it; + while (it != value.end) { + out = detail::copy_str(value.sep.begin(), value.sep.end(), out); + ctx.advance_to(out); + out = value_formatter_.format(*it, ctx); + ++it; + } + } + return out; + } +}; + +/** + Returns a view that formats the iterator range `[begin, end)` with elements + separated by `sep`. + */ +template +auto join(It begin, Sentinel end, string_view sep) -> join_view { + return {begin, end, sep}; +} + +/** + \rst + Returns a view that formats `range` with elements separated by `sep`. + + **Example**:: + + std::vector v = {1, 2, 3}; + fmt::print("{}", fmt::join(v, ", ")); + // Output: "1, 2, 3" + + ``fmt::join`` applies passed format specifiers to the range elements:: + + fmt::print("{:02}", fmt::join(v, ", ")); + // Output: "01, 02, 03" + \endrst + */ +template +auto join(Range&& range, string_view sep) + -> join_view, detail::sentinel_t> { + return join(std::begin(range), std::end(range), sep); +} + +/** + \rst + Converts *value* to ``std::string`` using the default format for type *T*. + + **Example**:: + + #include + + std::string answer = fmt::to_string(42); + \endrst + */ +template ::value && + !detail::has_format_as::value)> +inline auto to_string(const T& value) -> std::string { + auto buffer = memory_buffer(); + detail::write(appender(buffer), value); + return {buffer.data(), buffer.size()}; +} + +template ::value)> +FMT_NODISCARD inline auto to_string(T value) -> std::string { + // The buffer should be large enough to store the number including the sign + // or "false" for bool. + constexpr int max_size = detail::digits10() + 2; + char buffer[max_size > 5 ? static_cast(max_size) : 5]; + char* begin = buffer; + return std::string(begin, detail::write(begin, value)); +} + +template +FMT_NODISCARD auto to_string(const basic_memory_buffer& buf) + -> std::basic_string { + auto size = buf.size(); + detail::assume(size < std::basic_string().max_size()); + return std::basic_string(buf.data(), size); +} + +template ::value && + detail::has_format_as::value)> +inline auto to_string(const T& value) -> std::string { + return to_string(format_as(value)); +} + +FMT_END_EXPORT + +namespace detail { + +template +void vformat_to(buffer& buf, basic_string_view fmt, + typename vformat_args::type args, locale_ref loc) { + auto out = buffer_appender(buf); + if (fmt.size() == 2 && equal2(fmt.data(), "{}")) { + auto arg = args.get(0); + if (!arg) throw_format_error("argument not found"); + visit_format_arg(default_arg_formatter{out, args, loc}, arg); + return; + } + + struct format_handler : error_handler { + basic_format_parse_context parse_context; + buffer_context context; + + format_handler(buffer_appender p_out, basic_string_view str, + basic_format_args> p_args, + locale_ref p_loc) + : parse_context(str), context(p_out, p_args, p_loc) {} + + void on_text(const Char* begin, const Char* end) { + auto text = basic_string_view(begin, to_unsigned(end - begin)); + context.advance_to(write(context.out(), text)); + } + + FMT_CONSTEXPR auto on_arg_id() -> int { + return parse_context.next_arg_id(); + } + FMT_CONSTEXPR auto on_arg_id(int id) -> int { + return parse_context.check_arg_id(id), id; + } + FMT_CONSTEXPR auto on_arg_id(basic_string_view id) -> int { + int arg_id = context.arg_id(id); + if (arg_id < 0) throw_format_error("argument not found"); + return arg_id; + } + + FMT_INLINE void on_replacement_field(int id, const Char*) { + auto arg = get_arg(context, id); + context.advance_to(visit_format_arg( + default_arg_formatter{context.out(), context.args(), + context.locale()}, + arg)); + } + + auto on_format_specs(int id, const Char* begin, const Char* end) + -> const Char* { + auto arg = get_arg(context, id); + // Not using a visitor for custom types gives better codegen. + if (arg.format_custom(begin, parse_context, context)) + return parse_context.begin(); + auto specs = detail::dynamic_format_specs(); + begin = parse_format_specs(begin, end, specs, parse_context, arg.type()); + detail::handle_dynamic_spec( + specs.width, specs.width_ref, context); + detail::handle_dynamic_spec( + specs.precision, specs.precision_ref, context); + if (begin == end || *begin != '}') + throw_format_error("missing '}' in format string"); + auto f = arg_formatter{context.out(), specs, context.locale()}; + context.advance_to(visit_format_arg(f, arg)); + return begin; + } + }; + detail::parse_format_string(fmt, format_handler(out, fmt, args, loc)); +} + +FMT_BEGIN_EXPORT + +#ifndef FMT_HEADER_ONLY +extern template FMT_API void vformat_to(buffer&, string_view, + typename vformat_args<>::type, + locale_ref); +extern template FMT_API auto thousands_sep_impl(locale_ref) + -> thousands_sep_result; +extern template FMT_API auto thousands_sep_impl(locale_ref) + -> thousands_sep_result; +extern template FMT_API auto decimal_point_impl(locale_ref) -> char; +extern template FMT_API auto decimal_point_impl(locale_ref) -> wchar_t; +#endif // FMT_HEADER_ONLY + +} // namespace detail + +#if FMT_USE_USER_DEFINED_LITERALS +inline namespace literals { +/** + \rst + User-defined literal equivalent of :func:`fmt::arg`. + + **Example**:: + + using namespace fmt::literals; + fmt::print("Elapsed time: {s:.2f} seconds", "s"_a=1.23); + \endrst + */ +# if FMT_USE_NONTYPE_TEMPLATE_ARGS +template constexpr auto operator""_a() { + using char_t = remove_cvref_t; + return detail::udl_arg(); +} +# else +constexpr auto operator""_a(const char* s, size_t) -> detail::udl_arg { + return {s}; +} +# endif +} // namespace literals +#endif // FMT_USE_USER_DEFINED_LITERALS + +template ::value)> +inline auto vformat(const Locale& loc, string_view fmt, format_args args) + -> std::string { + return detail::vformat(loc, fmt, args); +} + +template ::value)> +inline auto format(const Locale& loc, format_string fmt, T&&... args) + -> std::string { + return fmt::vformat(loc, string_view(fmt), fmt::make_format_args(args...)); +} + +template ::value&& + detail::is_locale::value)> +auto vformat_to(OutputIt out, const Locale& loc, string_view fmt, + format_args args) -> OutputIt { + using detail::get_buffer; + auto&& buf = get_buffer(out); + detail::vformat_to(buf, fmt, args, detail::locale_ref(loc)); + return detail::get_iterator(buf, out); +} + +template ::value&& + detail::is_locale::value)> +FMT_INLINE auto format_to(OutputIt out, const Locale& loc, + format_string fmt, T&&... args) -> OutputIt { + return vformat_to(out, loc, fmt, fmt::make_format_args(args...)); +} + +template ::value)> +FMT_NODISCARD FMT_INLINE auto formatted_size(const Locale& loc, + format_string fmt, + T&&... args) -> size_t { + auto buf = detail::counting_buffer<>(); + detail::vformat_to(buf, fmt, fmt::make_format_args(args...), + detail::locale_ref(loc)); + return buf.count(); +} + +FMT_END_EXPORT + +template +template +FMT_CONSTEXPR FMT_INLINE auto +formatter::value != + detail::type::custom_type>>::format(const T& val, + FormatContext& ctx) + const -> decltype(ctx.out()) { + if (specs_.width_ref.kind == detail::arg_id_kind::none && + specs_.precision_ref.kind == detail::arg_id_kind::none) { + return detail::write(ctx.out(), val, specs_, ctx.locale()); + } + auto specs = specs_; + detail::handle_dynamic_spec(specs.width, + specs.width_ref, ctx); + detail::handle_dynamic_spec( + specs.precision, specs.precision_ref, ctx); + return detail::write(ctx.out(), val, specs, ctx.locale()); +} + +FMT_END_NAMESPACE + +#ifdef FMT_HEADER_ONLY +# define FMT_FUNC inline +# include "format-inl.h" +#else +# define FMT_FUNC +#endif + +#endif // FMT_FORMAT_H_ diff --git a/dep/fmt/include/fmt/os.h b/dep/fmt/include/fmt/os.h new file mode 100644 index 00000000..3c7b3ccb --- /dev/null +++ b/dep/fmt/include/fmt/os.h @@ -0,0 +1,455 @@ +// Formatting library for C++ - optional OS-specific functionality +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_OS_H_ +#define FMT_OS_H_ + +#include +#include +#include +#include // std::system_error + +#include "format.h" + +#if defined __APPLE__ || defined(__FreeBSD__) +# if FMT_HAS_INCLUDE() +# include // for LC_NUMERIC_MASK on OS X +# endif +#endif + +#ifndef FMT_USE_FCNTL +// UWP doesn't provide _pipe. +# if FMT_HAS_INCLUDE("winapifamily.h") +# include +# endif +# if (FMT_HAS_INCLUDE() || defined(__APPLE__) || \ + defined(__linux__)) && \ + (!defined(WINAPI_FAMILY) || \ + (WINAPI_FAMILY == WINAPI_FAMILY_DESKTOP_APP)) +# include // for O_RDONLY +# define FMT_USE_FCNTL 1 +# else +# define FMT_USE_FCNTL 0 +# endif +#endif + +#ifndef FMT_POSIX +# if defined(_WIN32) && !defined(__MINGW32__) +// Fix warnings about deprecated symbols. +# define FMT_POSIX(call) _##call +# else +# define FMT_POSIX(call) call +# endif +#endif + +// Calls to system functions are wrapped in FMT_SYSTEM for testability. +#ifdef FMT_SYSTEM +# define FMT_HAS_SYSTEM +# define FMT_POSIX_CALL(call) FMT_SYSTEM(call) +#else +# define FMT_SYSTEM(call) ::call +# ifdef _WIN32 +// Fix warnings about deprecated symbols. +# define FMT_POSIX_CALL(call) ::_##call +# else +# define FMT_POSIX_CALL(call) ::call +# endif +#endif + +// Retries the expression while it evaluates to error_result and errno +// equals to EINTR. +#ifndef _WIN32 +# define FMT_RETRY_VAL(result, expression, error_result) \ + do { \ + (result) = (expression); \ + } while ((result) == (error_result) && errno == EINTR) +#else +# define FMT_RETRY_VAL(result, expression, error_result) result = (expression) +#endif + +#define FMT_RETRY(result, expression) FMT_RETRY_VAL(result, expression, -1) + +FMT_BEGIN_NAMESPACE +FMT_BEGIN_EXPORT + +/** + \rst + A reference to a null-terminated string. It can be constructed from a C + string or ``std::string``. + + You can use one of the following type aliases for common character types: + + +---------------+-----------------------------+ + | Type | Definition | + +===============+=============================+ + | cstring_view | basic_cstring_view | + +---------------+-----------------------------+ + | wcstring_view | basic_cstring_view | + +---------------+-----------------------------+ + + This class is most useful as a parameter type to allow passing + different types of strings to a function, for example:: + + template + std::string format(cstring_view format_str, const Args & ... args); + + format("{}", 42); + format(std::string("{}"), 42); + \endrst + */ +template class basic_cstring_view { + private: + const Char* data_; + + public: + /** Constructs a string reference object from a C string. */ + basic_cstring_view(const Char* s) : data_(s) {} + + /** + \rst + Constructs a string reference from an ``std::string`` object. + \endrst + */ + basic_cstring_view(const std::basic_string& s) : data_(s.c_str()) {} + + /** Returns the pointer to a C string. */ + auto c_str() const -> const Char* { return data_; } +}; + +using cstring_view = basic_cstring_view; +using wcstring_view = basic_cstring_view; + +#ifdef _WIN32 +FMT_API const std::error_category& system_category() noexcept; + +namespace detail { +FMT_API void format_windows_error(buffer& out, int error_code, + const char* message) noexcept; +} + +FMT_API std::system_error vwindows_error(int error_code, string_view format_str, + format_args args); + +/** + \rst + Constructs a :class:`std::system_error` object with the description + of the form + + .. parsed-literal:: + **: ** + + where ** is the formatted message and ** is the + system message corresponding to the error code. + *error_code* is a Windows error code as given by ``GetLastError``. + If *error_code* is not a valid error code such as -1, the system message + will look like "error -1". + + **Example**:: + + // This throws a system_error with the description + // cannot open file 'madeup': The system cannot find the file specified. + // or similar (system message may vary). + const char *filename = "madeup"; + LPOFSTRUCT of = LPOFSTRUCT(); + HFILE file = OpenFile(filename, &of, OF_READ); + if (file == HFILE_ERROR) { + throw fmt::windows_error(GetLastError(), + "cannot open file '{}'", filename); + } + \endrst +*/ +template +std::system_error windows_error(int error_code, string_view message, + const Args&... args) { + return vwindows_error(error_code, message, fmt::make_format_args(args...)); +} + +// Reports a Windows error without throwing an exception. +// Can be used to report errors from destructors. +FMT_API void report_windows_error(int error_code, const char* message) noexcept; +#else +inline auto system_category() noexcept -> const std::error_category& { + return std::system_category(); +} +#endif // _WIN32 + +// std::system is not available on some platforms such as iOS (#2248). +#ifdef __OSX__ +template > +void say(const S& format_str, Args&&... args) { + std::system(format("say \"{}\"", format(format_str, args...)).c_str()); +} +#endif + +// A buffered file. +class buffered_file { + private: + FILE* file_; + + friend class file; + + explicit buffered_file(FILE* f) : file_(f) {} + + public: + buffered_file(const buffered_file&) = delete; + void operator=(const buffered_file&) = delete; + + // Constructs a buffered_file object which doesn't represent any file. + buffered_file() noexcept : file_(nullptr) {} + + // Destroys the object closing the file it represents if any. + FMT_API ~buffered_file() noexcept; + + public: + buffered_file(buffered_file&& other) noexcept : file_(other.file_) { + other.file_ = nullptr; + } + + auto operator=(buffered_file&& other) -> buffered_file& { + close(); + file_ = other.file_; + other.file_ = nullptr; + return *this; + } + + // Opens a file. + FMT_API buffered_file(cstring_view filename, cstring_view mode); + + // Closes the file. + FMT_API void close(); + + // Returns the pointer to a FILE object representing this file. + auto get() const noexcept -> FILE* { return file_; } + + FMT_API auto descriptor() const -> int; + + void vprint(string_view format_str, format_args args) { + fmt::vprint(file_, format_str, args); + } + + template + inline void print(string_view format_str, const Args&... args) { + vprint(format_str, fmt::make_format_args(args...)); + } +}; + +#if FMT_USE_FCNTL +// A file. Closed file is represented by a file object with descriptor -1. +// Methods that are not declared with noexcept may throw +// fmt::system_error in case of failure. Note that some errors such as +// closing the file multiple times will cause a crash on Windows rather +// than an exception. You can get standard behavior by overriding the +// invalid parameter handler with _set_invalid_parameter_handler. +class FMT_API file { + private: + int fd_; // File descriptor. + + // Constructs a file object with a given descriptor. + explicit file(int fd) : fd_(fd) {} + + public: + // Possible values for the oflag argument to the constructor. + enum { + RDONLY = FMT_POSIX(O_RDONLY), // Open for reading only. + WRONLY = FMT_POSIX(O_WRONLY), // Open for writing only. + RDWR = FMT_POSIX(O_RDWR), // Open for reading and writing. + CREATE = FMT_POSIX(O_CREAT), // Create if the file doesn't exist. + APPEND = FMT_POSIX(O_APPEND), // Open in append mode. + TRUNC = FMT_POSIX(O_TRUNC) // Truncate the content of the file. + }; + + // Constructs a file object which doesn't represent any file. + file() noexcept : fd_(-1) {} + + // Opens a file and constructs a file object representing this file. + file(cstring_view path, int oflag); + + public: + file(const file&) = delete; + void operator=(const file&) = delete; + + file(file&& other) noexcept : fd_(other.fd_) { other.fd_ = -1; } + + // Move assignment is not noexcept because close may throw. + auto operator=(file&& other) -> file& { + close(); + fd_ = other.fd_; + other.fd_ = -1; + return *this; + } + + // Destroys the object closing the file it represents if any. + ~file() noexcept; + + // Returns the file descriptor. + auto descriptor() const noexcept -> int { return fd_; } + + // Closes the file. + void close(); + + // Returns the file size. The size has signed type for consistency with + // stat::st_size. + auto size() const -> long long; + + // Attempts to read count bytes from the file into the specified buffer. + auto read(void* buffer, size_t count) -> size_t; + + // Attempts to write count bytes from the specified buffer to the file. + auto write(const void* buffer, size_t count) -> size_t; + + // Duplicates a file descriptor with the dup function and returns + // the duplicate as a file object. + static auto dup(int fd) -> file; + + // Makes fd be the copy of this file descriptor, closing fd first if + // necessary. + void dup2(int fd); + + // Makes fd be the copy of this file descriptor, closing fd first if + // necessary. + void dup2(int fd, std::error_code& ec) noexcept; + + // Creates a pipe setting up read_end and write_end file objects for reading + // and writing respectively. + // DEPRECATED! Taking files as out parameters is deprecated. + static void pipe(file& read_end, file& write_end); + + // Creates a buffered_file object associated with this file and detaches + // this file object from the file. + auto fdopen(const char* mode) -> buffered_file; + +# if defined(_WIN32) && !defined(__MINGW32__) + // Opens a file and constructs a file object representing this file by + // wcstring_view filename. Windows only. + static file open_windows_file(wcstring_view path, int oflag); +# endif +}; + +// Returns the memory page size. +auto getpagesize() -> long; + +namespace detail { + +struct buffer_size { + buffer_size() = default; + size_t value = 0; + auto operator=(size_t val) const -> buffer_size { + auto bs = buffer_size(); + bs.value = val; + return bs; + } +}; + +struct ostream_params { + int oflag = file::WRONLY | file::CREATE | file::TRUNC; + size_t buffer_size = BUFSIZ > 32768 ? BUFSIZ : 32768; + + ostream_params() {} + + template + ostream_params(T... params, int new_oflag) : ostream_params(params...) { + oflag = new_oflag; + } + + template + ostream_params(T... params, detail::buffer_size bs) + : ostream_params(params...) { + this->buffer_size = bs.value; + } + +// Intel has a bug that results in failure to deduce a constructor +// for empty parameter packs. +# if defined(__INTEL_COMPILER) && __INTEL_COMPILER < 2000 + ostream_params(int new_oflag) : oflag(new_oflag) {} + ostream_params(detail::buffer_size bs) : buffer_size(bs.value) {} +# endif +}; + +class file_buffer final : public buffer { + file file_; + + FMT_API void grow(size_t) override; + + public: + FMT_API file_buffer(cstring_view path, const ostream_params& params); + FMT_API file_buffer(file_buffer&& other); + FMT_API ~file_buffer(); + + void flush() { + if (size() == 0) return; + file_.write(data(), size() * sizeof(data()[0])); + clear(); + } + + void close() { + flush(); + file_.close(); + } +}; + +} // namespace detail + +// Added {} below to work around default constructor error known to +// occur in Xcode versions 7.2.1 and 8.2.1. +constexpr detail::buffer_size buffer_size{}; + +/** A fast output stream which is not thread-safe. */ +class FMT_API ostream { + private: + FMT_MSC_WARNING(suppress : 4251) + detail::file_buffer buffer_; + + ostream(cstring_view path, const detail::ostream_params& params) + : buffer_(path, params) {} + + public: + ostream(ostream&& other) : buffer_(std::move(other.buffer_)) {} + + ~ostream(); + + void flush() { buffer_.flush(); } + + template + friend auto output_file(cstring_view path, T... params) -> ostream; + + void close() { buffer_.close(); } + + /** + Formats ``args`` according to specifications in ``fmt`` and writes the + output to the file. + */ + template void print(format_string fmt, T&&... args) { + vformat_to(std::back_inserter(buffer_), fmt, + fmt::make_format_args(args...)); + } +}; + +/** + \rst + Opens a file for writing. Supported parameters passed in *params*: + + * ````: Flags passed to `open + `_ + (``file::WRONLY | file::CREATE | file::TRUNC`` by default) + * ``buffer_size=``: Output buffer size + + **Example**:: + + auto out = fmt::output_file("guide.txt"); + out.print("Don't {}", "Panic"); + \endrst + */ +template +inline auto output_file(cstring_view path, T... params) -> ostream { + return {path, detail::ostream_params(params...)}; +} +#endif // FMT_USE_FCNTL + +FMT_END_EXPORT +FMT_END_NAMESPACE + +#endif // FMT_OS_H_ diff --git a/dep/fmt/include/fmt/ostream.h b/dep/fmt/include/fmt/ostream.h new file mode 100644 index 00000000..26fb3b5a --- /dev/null +++ b/dep/fmt/include/fmt/ostream.h @@ -0,0 +1,245 @@ +// Formatting library for C++ - std::ostream support +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_OSTREAM_H_ +#define FMT_OSTREAM_H_ + +#include // std::filebuf + +#ifdef _WIN32 +# ifdef __GLIBCXX__ +# include +# include +# endif +# include +#endif + +#include "format.h" + +FMT_BEGIN_NAMESPACE +namespace detail { + +template class formatbuf : public Streambuf { + private: + using char_type = typename Streambuf::char_type; + using streamsize = decltype(std::declval().sputn(nullptr, 0)); + using int_type = typename Streambuf::int_type; + using traits_type = typename Streambuf::traits_type; + + buffer& buffer_; + + public: + explicit formatbuf(buffer& buf) : buffer_(buf) {} + + protected: + // The put area is always empty. This makes the implementation simpler and has + // the advantage that the streambuf and the buffer are always in sync and + // sputc never writes into uninitialized memory. A disadvantage is that each + // call to sputc always results in a (virtual) call to overflow. There is no + // disadvantage here for sputn since this always results in a call to xsputn. + + auto overflow(int_type ch) -> int_type override { + if (!traits_type::eq_int_type(ch, traits_type::eof())) + buffer_.push_back(static_cast(ch)); + return ch; + } + + auto xsputn(const char_type* s, streamsize count) -> streamsize override { + buffer_.append(s, s + count); + return count; + } +}; + +// Generate a unique explicit instantion in every translation unit using a tag +// type in an anonymous namespace. +namespace { +struct file_access_tag {}; +} // namespace +template +class file_access { + friend auto get_file(BufType& obj) -> FILE* { return obj.*FileMemberPtr; } +}; + +#if FMT_MSC_VERSION +template class file_access; +auto get_file(std::filebuf&) -> FILE*; +#endif + +inline auto write_ostream_unicode(std::ostream& os, fmt::string_view data) + -> bool { + FILE* f = nullptr; +#if FMT_MSC_VERSION + if (auto* buf = dynamic_cast(os.rdbuf())) + f = get_file(*buf); + else + return false; +#elif defined(_WIN32) && defined(__GLIBCXX__) + auto* rdbuf = os.rdbuf(); + if (auto* sfbuf = dynamic_cast<__gnu_cxx::stdio_sync_filebuf*>(rdbuf)) + f = sfbuf->file(); + else if (auto* fbuf = dynamic_cast<__gnu_cxx::stdio_filebuf*>(rdbuf)) + f = fbuf->file(); + else + return false; +#else + ignore_unused(os, data, f); +#endif +#ifdef _WIN32 + if (f) { + int fd = _fileno(f); + if (_isatty(fd)) { + os.flush(); + return write_console(fd, data); + } + } +#endif + return false; +} +inline auto write_ostream_unicode(std::wostream&, + fmt::basic_string_view) -> bool { + return false; +} + +// Write the content of buf to os. +// It is a separate function rather than a part of vprint to simplify testing. +template +void write_buffer(std::basic_ostream& os, buffer& buf) { + const Char* buf_data = buf.data(); + using unsigned_streamsize = std::make_unsigned::type; + unsigned_streamsize size = buf.size(); + unsigned_streamsize max_size = to_unsigned(max_value()); + do { + unsigned_streamsize n = size <= max_size ? size : max_size; + os.write(buf_data, static_cast(n)); + buf_data += n; + size -= n; + } while (size != 0); +} + +template +void format_value(buffer& buf, const T& value) { + auto&& format_buf = formatbuf>(buf); + auto&& output = std::basic_ostream(&format_buf); +#if !defined(FMT_STATIC_THOUSANDS_SEPARATOR) + output.imbue(std::locale::classic()); // The default is always unlocalized. +#endif + output << value; + output.exceptions(std::ios_base::failbit | std::ios_base::badbit); +} + +template struct streamed_view { + const T& value; +}; + +} // namespace detail + +// Formats an object of type T that has an overloaded ostream operator<<. +template +struct basic_ostream_formatter : formatter, Char> { + void set_debug_format() = delete; + + template + auto format(const T& value, basic_format_context& ctx) const + -> OutputIt { + auto buffer = basic_memory_buffer(); + detail::format_value(buffer, value); + return formatter, Char>::format( + {buffer.data(), buffer.size()}, ctx); + } +}; + +using ostream_formatter = basic_ostream_formatter; + +template +struct formatter, Char> + : basic_ostream_formatter { + template + auto format(detail::streamed_view view, + basic_format_context& ctx) const -> OutputIt { + return basic_ostream_formatter::format(view.value, ctx); + } +}; + +/** + \rst + Returns a view that formats `value` via an ostream ``operator<<``. + + **Example**:: + + fmt::print("Current thread id: {}\n", + fmt::streamed(std::this_thread::get_id())); + \endrst + */ +template +constexpr auto streamed(const T& value) -> detail::streamed_view { + return {value}; +} + +namespace detail { + +inline void vprint_directly(std::ostream& os, string_view format_str, + format_args args) { + auto buffer = memory_buffer(); + detail::vformat_to(buffer, format_str, args); + detail::write_buffer(os, buffer); +} + +} // namespace detail + +FMT_EXPORT template +void vprint(std::basic_ostream& os, + basic_string_view> format_str, + basic_format_args>> args) { + auto buffer = basic_memory_buffer(); + detail::vformat_to(buffer, format_str, args); + if (detail::write_ostream_unicode(os, {buffer.data(), buffer.size()})) return; + detail::write_buffer(os, buffer); +} + +/** + \rst + Prints formatted data to the stream *os*. + + **Example**:: + + fmt::print(cerr, "Don't {}!", "panic"); + \endrst + */ +FMT_EXPORT template +void print(std::ostream& os, format_string fmt, T&&... args) { + const auto& vargs = fmt::make_format_args(args...); + if (detail::is_utf8()) + vprint(os, fmt, vargs); + else + detail::vprint_directly(os, fmt, vargs); +} + +FMT_EXPORT +template +void print(std::wostream& os, + basic_format_string...> fmt, + Args&&... args) { + vprint(os, fmt, fmt::make_format_args>(args...)); +} + +FMT_EXPORT template +void println(std::ostream& os, format_string fmt, T&&... args) { + fmt::print(os, "{}\n", fmt::format(fmt, std::forward(args)...)); +} + +FMT_EXPORT +template +void println(std::wostream& os, + basic_format_string...> fmt, + Args&&... args) { + print(os, L"{}\n", fmt::format(fmt, std::forward(args)...)); +} + +FMT_END_NAMESPACE + +#endif // FMT_OSTREAM_H_ diff --git a/dep/fmt/include/fmt/printf.h b/dep/fmt/include/fmt/printf.h new file mode 100644 index 00000000..07e81577 --- /dev/null +++ b/dep/fmt/include/fmt/printf.h @@ -0,0 +1,675 @@ +// Formatting library for C++ - legacy printf implementation +// +// Copyright (c) 2012 - 2016, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_PRINTF_H_ +#define FMT_PRINTF_H_ + +#include // std::max +#include // std::numeric_limits + +#include "format.h" + +FMT_BEGIN_NAMESPACE +FMT_BEGIN_EXPORT + +template struct printf_formatter { + printf_formatter() = delete; +}; + +template class basic_printf_context { + private: + detail::buffer_appender out_; + basic_format_args args_; + + static_assert(std::is_same::value || + std::is_same::value, + "Unsupported code unit type."); + + public: + using char_type = Char; + using parse_context_type = basic_format_parse_context; + template using formatter_type = printf_formatter; + + /** + \rst + Constructs a ``printf_context`` object. References to the arguments are + stored in the context object so make sure they have appropriate lifetimes. + \endrst + */ + basic_printf_context(detail::buffer_appender out, + basic_format_args args) + : out_(out), args_(args) {} + + auto out() -> detail::buffer_appender { return out_; } + void advance_to(detail::buffer_appender) {} + + auto locale() -> detail::locale_ref { return {}; } + + auto arg(int id) const -> basic_format_arg { + return args_.get(id); + } + + FMT_CONSTEXPR void on_error(const char* message) { + detail::error_handler().on_error(message); + } +}; + +namespace detail { + +// Checks if a value fits in int - used to avoid warnings about comparing +// signed and unsigned integers. +template struct int_checker { + template static auto fits_in_int(T value) -> bool { + unsigned max = max_value(); + return value <= max; + } + static auto fits_in_int(bool) -> bool { return true; } +}; + +template <> struct int_checker { + template static auto fits_in_int(T value) -> bool { + return value >= (std::numeric_limits::min)() && + value <= max_value(); + } + static auto fits_in_int(int) -> bool { return true; } +}; + +struct printf_precision_handler { + template ::value)> + auto operator()(T value) -> int { + if (!int_checker::is_signed>::fits_in_int(value)) + throw_format_error("number is too big"); + return (std::max)(static_cast(value), 0); + } + + template ::value)> + auto operator()(T) -> int { + throw_format_error("precision is not integer"); + return 0; + } +}; + +// An argument visitor that returns true iff arg is a zero integer. +struct is_zero_int { + template ::value)> + auto operator()(T value) -> bool { + return value == 0; + } + + template ::value)> + auto operator()(T) -> bool { + return false; + } +}; + +template struct make_unsigned_or_bool : std::make_unsigned {}; + +template <> struct make_unsigned_or_bool { + using type = bool; +}; + +template class arg_converter { + private: + using char_type = typename Context::char_type; + + basic_format_arg& arg_; + char_type type_; + + public: + arg_converter(basic_format_arg& arg, char_type type) + : arg_(arg), type_(type) {} + + void operator()(bool value) { + if (type_ != 's') operator()(value); + } + + template ::value)> + void operator()(U value) { + bool is_signed = type_ == 'd' || type_ == 'i'; + using target_type = conditional_t::value, U, T>; + if (const_check(sizeof(target_type) <= sizeof(int))) { + // Extra casts are used to silence warnings. + if (is_signed) { + auto n = static_cast(static_cast(value)); + arg_ = detail::make_arg(n); + } else { + using unsigned_type = typename make_unsigned_or_bool::type; + auto n = static_cast(static_cast(value)); + arg_ = detail::make_arg(n); + } + } else { + if (is_signed) { + // glibc's printf doesn't sign extend arguments of smaller types: + // std::printf("%lld", -42); // prints "4294967254" + // but we don't have to do the same because it's a UB. + auto n = static_cast(value); + arg_ = detail::make_arg(n); + } else { + auto n = static_cast::type>(value); + arg_ = detail::make_arg(n); + } + } + } + + template ::value)> + void operator()(U) {} // No conversion needed for non-integral types. +}; + +// Converts an integer argument to T for printf, if T is an integral type. +// If T is void, the argument is converted to corresponding signed or unsigned +// type depending on the type specifier: 'd' and 'i' - signed, other - +// unsigned). +template +void convert_arg(basic_format_arg& arg, Char type) { + visit_format_arg(arg_converter(arg, type), arg); +} + +// Converts an integer argument to char for printf. +template class char_converter { + private: + basic_format_arg& arg_; + + public: + explicit char_converter(basic_format_arg& arg) : arg_(arg) {} + + template ::value)> + void operator()(T value) { + auto c = static_cast(value); + arg_ = detail::make_arg(c); + } + + template ::value)> + void operator()(T) {} // No conversion needed for non-integral types. +}; + +// An argument visitor that return a pointer to a C string if argument is a +// string or null otherwise. +template struct get_cstring { + template auto operator()(T) -> const Char* { return nullptr; } + auto operator()(const Char* s) -> const Char* { return s; } +}; + +// Checks if an argument is a valid printf width specifier and sets +// left alignment if it is negative. +template class printf_width_handler { + private: + format_specs& specs_; + + public: + explicit printf_width_handler(format_specs& specs) : specs_(specs) {} + + template ::value)> + auto operator()(T value) -> unsigned { + auto width = static_cast>(value); + if (detail::is_negative(value)) { + specs_.align = align::left; + width = 0 - width; + } + unsigned int_max = max_value(); + if (width > int_max) throw_format_error("number is too big"); + return static_cast(width); + } + + template ::value)> + auto operator()(T) -> unsigned { + throw_format_error("width is not integer"); + return 0; + } +}; + +// Workaround for a bug with the XL compiler when initializing +// printf_arg_formatter's base class. +template +auto make_arg_formatter(buffer_appender iter, format_specs& s) + -> arg_formatter { + return {iter, s, locale_ref()}; +} + +// The ``printf`` argument formatter. +template +class printf_arg_formatter : public arg_formatter { + private: + using base = arg_formatter; + using context_type = basic_printf_context; + + context_type& context_; + + void write_null_pointer(bool is_string = false) { + auto s = this->specs; + s.type = presentation_type::none; + write_bytes(this->out, is_string ? "(null)" : "(nil)", s); + } + + public: + printf_arg_formatter(buffer_appender iter, format_specs& s, + context_type& ctx) + : base(make_arg_formatter(iter, s)), context_(ctx) {} + + void operator()(monostate value) { base::operator()(value); } + + template ::value)> + void operator()(T value) { + // MSVC2013 fails to compile separate overloads for bool and Char so use + // std::is_same instead. + if (!std::is_same::value) { + base::operator()(value); + return; + } + format_specs fmt_specs = this->specs; + if (fmt_specs.type != presentation_type::none && + fmt_specs.type != presentation_type::chr) { + return (*this)(static_cast(value)); + } + fmt_specs.sign = sign::none; + fmt_specs.alt = false; + fmt_specs.fill[0] = ' '; // Ignore '0' flag for char types. + // align::numeric needs to be overwritten here since the '0' flag is + // ignored for non-numeric types + if (fmt_specs.align == align::none || fmt_specs.align == align::numeric) + fmt_specs.align = align::right; + write(this->out, static_cast(value), fmt_specs); + } + + template ::value)> + void operator()(T value) { + base::operator()(value); + } + + /** Formats a null-terminated C string. */ + void operator()(const char* value) { + if (value) + base::operator()(value); + else + write_null_pointer(this->specs.type != presentation_type::pointer); + } + + /** Formats a null-terminated wide C string. */ + void operator()(const wchar_t* value) { + if (value) + base::operator()(value); + else + write_null_pointer(this->specs.type != presentation_type::pointer); + } + + void operator()(basic_string_view value) { base::operator()(value); } + + /** Formats a pointer. */ + void operator()(const void* value) { + if (value) + base::operator()(value); + else + write_null_pointer(); + } + + /** Formats an argument of a custom (user-defined) type. */ + void operator()(typename basic_format_arg::handle handle) { + auto parse_ctx = basic_format_parse_context({}); + handle.format(parse_ctx, context_); + } +}; + +template +void parse_flags(format_specs& specs, const Char*& it, const Char* end) { + for (; it != end; ++it) { + switch (*it) { + case '-': + specs.align = align::left; + break; + case '+': + specs.sign = sign::plus; + break; + case '0': + specs.fill[0] = '0'; + break; + case ' ': + if (specs.sign != sign::plus) specs.sign = sign::space; + break; + case '#': + specs.alt = true; + break; + default: + return; + } + } +} + +template +auto parse_header(const Char*& it, const Char* end, format_specs& specs, + GetArg get_arg) -> int { + int arg_index = -1; + Char c = *it; + if (c >= '0' && c <= '9') { + // Parse an argument index (if followed by '$') or a width possibly + // preceded with '0' flag(s). + int value = parse_nonnegative_int(it, end, -1); + if (it != end && *it == '$') { // value is an argument index + ++it; + arg_index = value != -1 ? value : max_value(); + } else { + if (c == '0') specs.fill[0] = '0'; + if (value != 0) { + // Nonzero value means that we parsed width and don't need to + // parse it or flags again, so return now. + if (value == -1) throw_format_error("number is too big"); + specs.width = value; + return arg_index; + } + } + } + parse_flags(specs, it, end); + // Parse width. + if (it != end) { + if (*it >= '0' && *it <= '9') { + specs.width = parse_nonnegative_int(it, end, -1); + if (specs.width == -1) throw_format_error("number is too big"); + } else if (*it == '*') { + ++it; + specs.width = static_cast(visit_format_arg( + detail::printf_width_handler(specs), get_arg(-1))); + } + } + return arg_index; +} + +inline auto parse_printf_presentation_type(char c, type t) + -> presentation_type { + using pt = presentation_type; + constexpr auto integral_set = sint_set | uint_set | bool_set | char_set; + switch (c) { + case 'd': + return in(t, integral_set) ? pt::dec : pt::none; + case 'o': + return in(t, integral_set) ? pt::oct : pt::none; + case 'x': + return in(t, integral_set) ? pt::hex_lower : pt::none; + case 'X': + return in(t, integral_set) ? pt::hex_upper : pt::none; + case 'a': + return in(t, float_set) ? pt::hexfloat_lower : pt::none; + case 'A': + return in(t, float_set) ? pt::hexfloat_upper : pt::none; + case 'e': + return in(t, float_set) ? pt::exp_lower : pt::none; + case 'E': + return in(t, float_set) ? pt::exp_upper : pt::none; + case 'f': + return in(t, float_set) ? pt::fixed_lower : pt::none; + case 'F': + return in(t, float_set) ? pt::fixed_upper : pt::none; + case 'g': + return in(t, float_set) ? pt::general_lower : pt::none; + case 'G': + return in(t, float_set) ? pt::general_upper : pt::none; + case 'c': + return in(t, integral_set) ? pt::chr : pt::none; + case 's': + return in(t, string_set | cstring_set) ? pt::string : pt::none; + case 'p': + return in(t, pointer_set | cstring_set) ? pt::pointer : pt::none; + default: + return pt::none; + } +} + +template +void vprintf(buffer& buf, basic_string_view format, + basic_format_args args) { + using iterator = buffer_appender; + auto out = iterator(buf); + auto context = basic_printf_context(out, args); + auto parse_ctx = basic_format_parse_context(format); + + // Returns the argument with specified index or, if arg_index is -1, the next + // argument. + auto get_arg = [&](int arg_index) { + if (arg_index < 0) + arg_index = parse_ctx.next_arg_id(); + else + parse_ctx.check_arg_id(--arg_index); + return detail::get_arg(context, arg_index); + }; + + const Char* start = parse_ctx.begin(); + const Char* end = parse_ctx.end(); + auto it = start; + while (it != end) { + if (!find(it, end, '%', it)) { + it = end; // find leaves it == nullptr if it doesn't find '%'. + break; + } + Char c = *it++; + if (it != end && *it == c) { + write(out, basic_string_view(start, to_unsigned(it - start))); + start = ++it; + continue; + } + write(out, basic_string_view(start, to_unsigned(it - 1 - start))); + + auto specs = format_specs(); + specs.align = align::right; + + // Parse argument index, flags and width. + int arg_index = parse_header(it, end, specs, get_arg); + if (arg_index == 0) throw_format_error("argument not found"); + + // Parse precision. + if (it != end && *it == '.') { + ++it; + c = it != end ? *it : 0; + if ('0' <= c && c <= '9') { + specs.precision = parse_nonnegative_int(it, end, 0); + } else if (c == '*') { + ++it; + specs.precision = static_cast( + visit_format_arg(printf_precision_handler(), get_arg(-1))); + } else { + specs.precision = 0; + } + } + + auto arg = get_arg(arg_index); + // For d, i, o, u, x, and X conversion specifiers, if a precision is + // specified, the '0' flag is ignored + if (specs.precision >= 0 && arg.is_integral()) { + // Ignore '0' for non-numeric types or if '-' present. + specs.fill[0] = ' '; + } + if (specs.precision >= 0 && arg.type() == type::cstring_type) { + auto str = visit_format_arg(get_cstring(), arg); + auto str_end = str + specs.precision; + auto nul = std::find(str, str_end, Char()); + auto sv = basic_string_view( + str, to_unsigned(nul != str_end ? nul - str : specs.precision)); + arg = make_arg>(sv); + } + if (specs.alt && visit_format_arg(is_zero_int(), arg)) specs.alt = false; + if (specs.fill[0] == '0') { + if (arg.is_arithmetic() && specs.align != align::left) + specs.align = align::numeric; + else + specs.fill[0] = ' '; // Ignore '0' flag for non-numeric types or if '-' + // flag is also present. + } + + // Parse length and convert the argument to the required type. + c = it != end ? *it++ : 0; + Char t = it != end ? *it : 0; + switch (c) { + case 'h': + if (t == 'h') { + ++it; + t = it != end ? *it : 0; + convert_arg(arg, t); + } else { + convert_arg(arg, t); + } + break; + case 'l': + if (t == 'l') { + ++it; + t = it != end ? *it : 0; + convert_arg(arg, t); + } else { + convert_arg(arg, t); + } + break; + case 'j': + convert_arg(arg, t); + break; + case 'z': + convert_arg(arg, t); + break; + case 't': + convert_arg(arg, t); + break; + case 'L': + // printf produces garbage when 'L' is omitted for long double, no + // need to do the same. + break; + default: + --it; + convert_arg(arg, c); + } + + // Parse type. + if (it == end) throw_format_error("invalid format string"); + char type = static_cast(*it++); + if (arg.is_integral()) { + // Normalize type. + switch (type) { + case 'i': + case 'u': + type = 'd'; + break; + case 'c': + visit_format_arg(char_converter>(arg), arg); + break; + } + } + specs.type = parse_printf_presentation_type(type, arg.type()); + if (specs.type == presentation_type::none) + throw_format_error("invalid format specifier"); + + start = it; + + // Format argument. + visit_format_arg(printf_arg_formatter(out, specs, context), arg); + } + write(out, basic_string_view(start, to_unsigned(it - start))); +} +} // namespace detail + +using printf_context = basic_printf_context; +using wprintf_context = basic_printf_context; + +using printf_args = basic_format_args; +using wprintf_args = basic_format_args; + +/** + \rst + Constructs an `~fmt::format_arg_store` object that contains references to + arguments and can be implicitly converted to `~fmt::printf_args`. + \endrst + */ +template +inline auto make_printf_args(const T&... args) + -> format_arg_store { + return {args...}; +} + +// DEPRECATED! +template +inline auto make_wprintf_args(const T&... args) + -> format_arg_store { + return {args...}; +} + +template +inline auto vsprintf( + basic_string_view fmt, + basic_format_args>> args) + -> std::basic_string { + auto buf = basic_memory_buffer(); + detail::vprintf(buf, fmt, args); + return to_string(buf); +} + +/** + \rst + Formats arguments and returns the result as a string. + + **Example**:: + + std::string message = fmt::sprintf("The answer is %d", 42); + \endrst +*/ +template ::value, char_t>> +inline auto sprintf(const S& fmt, const T&... args) -> std::basic_string { + return vsprintf(detail::to_string_view(fmt), + fmt::make_format_args>(args...)); +} + +template +inline auto vfprintf( + std::FILE* f, basic_string_view fmt, + basic_format_args>> args) + -> int { + auto buf = basic_memory_buffer(); + detail::vprintf(buf, fmt, args); + size_t size = buf.size(); + return std::fwrite(buf.data(), sizeof(Char), size, f) < size + ? -1 + : static_cast(size); +} + +/** + \rst + Prints formatted data to the file *f*. + + **Example**:: + + fmt::fprintf(stderr, "Don't %s!", "panic"); + \endrst + */ +template > +inline auto fprintf(std::FILE* f, const S& fmt, const T&... args) -> int { + return vfprintf(f, detail::to_string_view(fmt), + fmt::make_format_args>(args...)); +} + +template +FMT_DEPRECATED inline auto vprintf( + basic_string_view fmt, + basic_format_args>> args) + -> int { + return vfprintf(stdout, fmt, args); +} + +/** + \rst + Prints formatted data to ``stdout``. + + **Example**:: + + fmt::printf("Elapsed time: %.2f seconds", 1.23); + \endrst + */ +template +inline auto printf(string_view fmt, const T&... args) -> int { + return vfprintf(stdout, fmt, make_printf_args(args...)); +} +template +FMT_DEPRECATED inline auto printf(basic_string_view fmt, + const T&... args) -> int { + return vfprintf(stdout, fmt, make_wprintf_args(args...)); +} + +FMT_END_EXPORT +FMT_END_NAMESPACE + +#endif // FMT_PRINTF_H_ diff --git a/dep/fmt/include/fmt/ranges.h b/dep/fmt/include/fmt/ranges.h new file mode 100644 index 00000000..3638fffb --- /dev/null +++ b/dep/fmt/include/fmt/ranges.h @@ -0,0 +1,738 @@ +// Formatting library for C++ - range and tuple support +// +// Copyright (c) 2012 - present, Victor Zverovich and {fmt} contributors +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_RANGES_H_ +#define FMT_RANGES_H_ + +#include +#include +#include + +#include "format.h" + +FMT_BEGIN_NAMESPACE + +namespace detail { + +template +auto copy(const Range& range, OutputIt out) -> OutputIt { + for (auto it = range.begin(), end = range.end(); it != end; ++it) + *out++ = *it; + return out; +} + +template +auto copy(const char* str, OutputIt out) -> OutputIt { + while (*str) *out++ = *str++; + return out; +} + +template auto copy(char ch, OutputIt out) -> OutputIt { + *out++ = ch; + return out; +} + +template auto copy(wchar_t ch, OutputIt out) -> OutputIt { + *out++ = ch; + return out; +} + +// Returns true if T has a std::string-like interface, like std::string_view. +template class is_std_string_like { + template + static auto check(U* p) + -> decltype((void)p->find('a'), p->length(), (void)p->data(), int()); + template static void check(...); + + public: + static constexpr const bool value = + is_string::value || + std::is_convertible>::value || + !std::is_void(nullptr))>::value; +}; + +template +struct is_std_string_like> : std::true_type {}; + +template class is_map { + template static auto check(U*) -> typename U::mapped_type; + template static void check(...); + + public: +#ifdef FMT_FORMAT_MAP_AS_LIST // DEPRECATED! + static constexpr const bool value = false; +#else + static constexpr const bool value = + !std::is_void(nullptr))>::value; +#endif +}; + +template class is_set { + template static auto check(U*) -> typename U::key_type; + template static void check(...); + + public: +#ifdef FMT_FORMAT_SET_AS_LIST // DEPRECATED! + static constexpr const bool value = false; +#else + static constexpr const bool value = + !std::is_void(nullptr))>::value && !is_map::value; +#endif +}; + +template struct conditional_helper {}; + +template struct is_range_ : std::false_type {}; + +#if !FMT_MSC_VERSION || FMT_MSC_VERSION > 1800 + +# define FMT_DECLTYPE_RETURN(val) \ + ->decltype(val) { return val; } \ + static_assert( \ + true, "") // This makes it so that a semicolon is required after the + // macro, which helps clang-format handle the formatting. + +// C array overload +template +auto range_begin(const T (&arr)[N]) -> const T* { + return arr; +} +template +auto range_end(const T (&arr)[N]) -> const T* { + return arr + N; +} + +template +struct has_member_fn_begin_end_t : std::false_type {}; + +template +struct has_member_fn_begin_end_t().begin()), + decltype(std::declval().end())>> + : std::true_type {}; + +// Member function overload +template +auto range_begin(T&& rng) FMT_DECLTYPE_RETURN(static_cast(rng).begin()); +template +auto range_end(T&& rng) FMT_DECLTYPE_RETURN(static_cast(rng).end()); + +// ADL overload. Only participates in overload resolution if member functions +// are not found. +template +auto range_begin(T&& rng) + -> enable_if_t::value, + decltype(begin(static_cast(rng)))> { + return begin(static_cast(rng)); +} +template +auto range_end(T&& rng) -> enable_if_t::value, + decltype(end(static_cast(rng)))> { + return end(static_cast(rng)); +} + +template +struct has_const_begin_end : std::false_type {}; +template +struct has_mutable_begin_end : std::false_type {}; + +template +struct has_const_begin_end< + T, + void_t< + decltype(detail::range_begin(std::declval&>())), + decltype(detail::range_end(std::declval&>()))>> + : std::true_type {}; + +template +struct has_mutable_begin_end< + T, void_t())), + decltype(detail::range_end(std::declval())), + // the extra int here is because older versions of MSVC don't + // SFINAE properly unless there are distinct types + int>> : std::true_type {}; + +template +struct is_range_ + : std::integral_constant::value || + has_mutable_begin_end::value)> {}; +# undef FMT_DECLTYPE_RETURN +#endif + +// tuple_size and tuple_element check. +template class is_tuple_like_ { + template + static auto check(U* p) -> decltype(std::tuple_size::value, int()); + template static void check(...); + + public: + static constexpr const bool value = + !std::is_void(nullptr))>::value; +}; + +// Check for integer_sequence +#if defined(__cpp_lib_integer_sequence) || FMT_MSC_VERSION >= 1900 +template +using integer_sequence = std::integer_sequence; +template using index_sequence = std::index_sequence; +template using make_index_sequence = std::make_index_sequence; +#else +template struct integer_sequence { + using value_type = T; + + static FMT_CONSTEXPR auto size() -> size_t { return sizeof...(N); } +}; + +template using index_sequence = integer_sequence; + +template +struct make_integer_sequence : make_integer_sequence {}; +template +struct make_integer_sequence : integer_sequence {}; + +template +using make_index_sequence = make_integer_sequence; +#endif + +template +using tuple_index_sequence = make_index_sequence::value>; + +template ::value> +class is_tuple_formattable_ { + public: + static constexpr const bool value = false; +}; +template class is_tuple_formattable_ { + template + static auto check2(index_sequence, + integer_sequence) -> std::true_type; + static auto check2(...) -> std::false_type; + template + static auto check(index_sequence) -> decltype(check2( + index_sequence{}, + integer_sequence::type, + C>::value)...>{})); + + public: + static constexpr const bool value = + decltype(check(tuple_index_sequence{}))::value; +}; + +template +FMT_CONSTEXPR void for_each(index_sequence, Tuple&& t, F&& f) { + using std::get; + // Using a free function get(Tuple) now. + const int unused[] = {0, ((void)f(get(t)), 0)...}; + ignore_unused(unused); +} + +template +FMT_CONSTEXPR void for_each(Tuple&& t, F&& f) { + for_each(tuple_index_sequence>(), + std::forward(t), std::forward(f)); +} + +template +void for_each2(index_sequence, Tuple1&& t1, Tuple2&& t2, F&& f) { + using std::get; + const int unused[] = {0, ((void)f(get(t1), get(t2)), 0)...}; + ignore_unused(unused); +} + +template +void for_each2(Tuple1&& t1, Tuple2&& t2, F&& f) { + for_each2(tuple_index_sequence>(), + std::forward(t1), std::forward(t2), + std::forward(f)); +} + +namespace tuple { +// Workaround a bug in MSVC 2019 (v140). +template +using result_t = std::tuple, Char>...>; + +using std::get; +template +auto get_formatters(index_sequence) + -> result_t(std::declval()))...>; +} // namespace tuple + +#if FMT_MSC_VERSION && FMT_MSC_VERSION < 1920 +// Older MSVC doesn't get the reference type correctly for arrays. +template struct range_reference_type_impl { + using type = decltype(*detail::range_begin(std::declval())); +}; + +template struct range_reference_type_impl { + using type = T&; +}; + +template +using range_reference_type = typename range_reference_type_impl::type; +#else +template +using range_reference_type = + decltype(*detail::range_begin(std::declval())); +#endif + +// We don't use the Range's value_type for anything, but we do need the Range's +// reference type, with cv-ref stripped. +template +using uncvref_type = remove_cvref_t>; + +template +FMT_CONSTEXPR auto maybe_set_debug_format(Formatter& f, bool set) + -> decltype(f.set_debug_format(set)) { + f.set_debug_format(set); +} +template +FMT_CONSTEXPR void maybe_set_debug_format(Formatter&, ...) {} + +// These are not generic lambdas for compatibility with C++11. +template struct parse_empty_specs { + template FMT_CONSTEXPR void operator()(Formatter& f) { + f.parse(ctx); + detail::maybe_set_debug_format(f, true); + } + ParseContext& ctx; +}; +template struct format_tuple_element { + using char_type = typename FormatContext::char_type; + + template + void operator()(const formatter& f, const T& v) { + if (i > 0) + ctx.advance_to(detail::copy_str(separator, ctx.out())); + ctx.advance_to(f.format(v, ctx)); + ++i; + } + + int i; + FormatContext& ctx; + basic_string_view separator; +}; + +} // namespace detail + +template struct is_tuple_like { + static constexpr const bool value = + detail::is_tuple_like_::value && !detail::is_range_::value; +}; + +template struct is_tuple_formattable { + static constexpr const bool value = + detail::is_tuple_formattable_::value; +}; + +template +struct formatter::value && + fmt::is_tuple_formattable::value>> { + private: + decltype(detail::tuple::get_formatters( + detail::tuple_index_sequence())) formatters_; + + basic_string_view separator_ = detail::string_literal{}; + basic_string_view opening_bracket_ = + detail::string_literal{}; + basic_string_view closing_bracket_ = + detail::string_literal{}; + + public: + FMT_CONSTEXPR formatter() {} + + FMT_CONSTEXPR void set_separator(basic_string_view sep) { + separator_ = sep; + } + + FMT_CONSTEXPR void set_brackets(basic_string_view open, + basic_string_view close) { + opening_bracket_ = open; + closing_bracket_ = close; + } + + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + auto it = ctx.begin(); + if (it != ctx.end() && *it != '}') + FMT_THROW(format_error("invalid format specifier")); + detail::for_each(formatters_, detail::parse_empty_specs{ctx}); + return it; + } + + template + auto format(const Tuple& value, FormatContext& ctx) const + -> decltype(ctx.out()) { + ctx.advance_to(detail::copy_str(opening_bracket_, ctx.out())); + detail::for_each2( + formatters_, value, + detail::format_tuple_element{0, ctx, separator_}); + return detail::copy_str(closing_bracket_, ctx.out()); + } +}; + +template struct is_range { + static constexpr const bool value = + detail::is_range_::value && !detail::is_std_string_like::value && + !std::is_convertible>::value && + !std::is_convertible>::value; +}; + +namespace detail { +template struct range_mapper { + using mapper = arg_mapper; + + template , Context>::value)> + static auto map(T&& value) -> T&& { + return static_cast(value); + } + template , Context>::value)> + static auto map(T&& value) + -> decltype(mapper().map(static_cast(value))) { + return mapper().map(static_cast(value)); + } +}; + +template +using range_formatter_type = + formatter>{}.map( + std::declval()))>, + Char>; + +template +using maybe_const_range = + conditional_t::value, const R, R>; + +// Workaround a bug in MSVC 2015 and earlier. +#if !FMT_MSC_VERSION || FMT_MSC_VERSION >= 1910 +template +struct is_formattable_delayed + : is_formattable>, Char> {}; +#endif +} // namespace detail + +template struct conjunction : std::true_type {}; +template struct conjunction

: P {}; +template +struct conjunction + : conditional_t, P1> {}; + +template +struct range_formatter; + +template +struct range_formatter< + T, Char, + enable_if_t>, + is_formattable>::value>> { + private: + detail::range_formatter_type underlying_; + basic_string_view separator_ = detail::string_literal{}; + basic_string_view opening_bracket_ = + detail::string_literal{}; + basic_string_view closing_bracket_ = + detail::string_literal{}; + + public: + FMT_CONSTEXPR range_formatter() {} + + FMT_CONSTEXPR auto underlying() -> detail::range_formatter_type& { + return underlying_; + } + + FMT_CONSTEXPR void set_separator(basic_string_view sep) { + separator_ = sep; + } + + FMT_CONSTEXPR void set_brackets(basic_string_view open, + basic_string_view close) { + opening_bracket_ = open; + closing_bracket_ = close; + } + + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + auto it = ctx.begin(); + auto end = ctx.end(); + + if (it != end && *it == 'n') { + set_brackets({}, {}); + ++it; + } + + if (it != end && *it != '}') { + if (*it != ':') FMT_THROW(format_error("invalid format specifier")); + ++it; + } else { + detail::maybe_set_debug_format(underlying_, true); + } + + ctx.advance_to(it); + return underlying_.parse(ctx); + } + + template + auto format(R&& range, FormatContext& ctx) const -> decltype(ctx.out()) { + detail::range_mapper> mapper; + auto out = ctx.out(); + out = detail::copy_str(opening_bracket_, out); + int i = 0; + auto it = detail::range_begin(range); + auto end = detail::range_end(range); + for (; it != end; ++it) { + if (i > 0) out = detail::copy_str(separator_, out); + ctx.advance_to(out); + auto&& item = *it; + out = underlying_.format(mapper.map(item), ctx); + ++i; + } + out = detail::copy_str(closing_bracket_, out); + return out; + } +}; + +enum class range_format { disabled, map, set, sequence, string, debug_string }; + +namespace detail { +template +struct range_format_kind_ + : std::integral_constant, T>::value + ? range_format::disabled + : is_map::value ? range_format::map + : is_set::value ? range_format::set + : range_format::sequence> {}; + +template +struct range_default_formatter; + +template +using range_format_constant = std::integral_constant; + +template +struct range_default_formatter< + K, R, Char, + enable_if_t<(K == range_format::sequence || K == range_format::map || + K == range_format::set)>> { + using range_type = detail::maybe_const_range; + range_formatter, Char> underlying_; + + FMT_CONSTEXPR range_default_formatter() { init(range_format_constant()); } + + FMT_CONSTEXPR void init(range_format_constant) { + underlying_.set_brackets(detail::string_literal{}, + detail::string_literal{}); + } + + FMT_CONSTEXPR void init(range_format_constant) { + underlying_.set_brackets(detail::string_literal{}, + detail::string_literal{}); + underlying_.underlying().set_brackets({}, {}); + underlying_.underlying().set_separator( + detail::string_literal{}); + } + + FMT_CONSTEXPR void init(range_format_constant) {} + + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + return underlying_.parse(ctx); + } + + template + auto format(range_type& range, FormatContext& ctx) const + -> decltype(ctx.out()) { + return underlying_.format(range, ctx); + } +}; +} // namespace detail + +template +struct range_format_kind + : conditional_t< + is_range::value, detail::range_format_kind_, + std::integral_constant> {}; + +template +struct formatter< + R, Char, + enable_if_t::value != + range_format::disabled> +// Workaround a bug in MSVC 2015 and earlier. +#if !FMT_MSC_VERSION || FMT_MSC_VERSION >= 1910 + , + detail::is_formattable_delayed +#endif + >::value>> + : detail::range_default_formatter::value, R, + Char> { +}; + +template struct tuple_join_view : detail::view { + const std::tuple& tuple; + basic_string_view sep; + + tuple_join_view(const std::tuple& t, basic_string_view s) + : tuple(t), sep{s} {} +}; + +// Define FMT_TUPLE_JOIN_SPECIFIERS to enable experimental format specifiers +// support in tuple_join. It is disabled by default because of issues with +// the dynamic width and precision. +#ifndef FMT_TUPLE_JOIN_SPECIFIERS +# define FMT_TUPLE_JOIN_SPECIFIERS 0 +#endif + +template +struct formatter, Char> { + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + return do_parse(ctx, std::integral_constant()); + } + + template + auto format(const tuple_join_view& value, + FormatContext& ctx) const -> typename FormatContext::iterator { + return do_format(value, ctx, + std::integral_constant()); + } + + private: + std::tuple::type, Char>...> formatters_; + + template + FMT_CONSTEXPR auto do_parse(ParseContext& ctx, + std::integral_constant) + -> decltype(ctx.begin()) { + return ctx.begin(); + } + + template + FMT_CONSTEXPR auto do_parse(ParseContext& ctx, + std::integral_constant) + -> decltype(ctx.begin()) { + auto end = ctx.begin(); +#if FMT_TUPLE_JOIN_SPECIFIERS + end = std::get(formatters_).parse(ctx); + if (N > 1) { + auto end1 = do_parse(ctx, std::integral_constant()); + if (end != end1) + FMT_THROW(format_error("incompatible format specs for tuple elements")); + } +#endif + return end; + } + + template + auto do_format(const tuple_join_view&, FormatContext& ctx, + std::integral_constant) const -> + typename FormatContext::iterator { + return ctx.out(); + } + + template + auto do_format(const tuple_join_view& value, FormatContext& ctx, + std::integral_constant) const -> + typename FormatContext::iterator { + auto out = std::get(formatters_) + .format(std::get(value.tuple), ctx); + if (N > 1) { + out = std::copy(value.sep.begin(), value.sep.end(), out); + ctx.advance_to(out); + return do_format(value, ctx, std::integral_constant()); + } + return out; + } +}; + +namespace detail { +// Check if T has an interface like a container adaptor (e.g. std::stack, +// std::queue, std::priority_queue). +template class is_container_adaptor_like { + template static auto check(U* p) -> typename U::container_type; + template static void check(...); + + public: + static constexpr const bool value = + !std::is_void(nullptr))>::value; +}; + +template struct all { + const Container& c; + auto begin() const -> typename Container::const_iterator { return c.begin(); } + auto end() const -> typename Container::const_iterator { return c.end(); } +}; +} // namespace detail + +template +struct formatter< + T, Char, + enable_if_t, + bool_constant::value == + range_format::disabled>>::value>> + : formatter, Char> { + using all = detail::all; + template + auto format(const T& t, FormatContext& ctx) const -> decltype(ctx.out()) { + struct getter : T { + static auto get(const T& t) -> all { + return {t.*(&getter::c)}; // Access c through the derived class. + } + }; + return formatter::format(getter::get(t), ctx); + } +}; + +FMT_BEGIN_EXPORT + +/** + \rst + Returns an object that formats `tuple` with elements separated by `sep`. + + **Example**:: + + std::tuple t = {1, 'a'}; + fmt::print("{}", fmt::join(t, ", ")); + // Output: "1, a" + \endrst + */ +template +FMT_CONSTEXPR auto join(const std::tuple& tuple, string_view sep) + -> tuple_join_view { + return {tuple, sep}; +} + +template +FMT_CONSTEXPR auto join(const std::tuple& tuple, + basic_string_view sep) + -> tuple_join_view { + return {tuple, sep}; +} + +/** + \rst + Returns an object that formats `initializer_list` with elements separated by + `sep`. + + **Example**:: + + fmt::print("{}", fmt::join({1, 2, 3}, ", ")); + // Output: "1, 2, 3" + \endrst + */ +template +auto join(std::initializer_list list, string_view sep) + -> join_view { + return join(std::begin(list), std::end(list), sep); +} + +FMT_END_EXPORT +FMT_END_NAMESPACE + +#endif // FMT_RANGES_H_ diff --git a/dep/fmt/include/fmt/std.h b/dep/fmt/include/fmt/std.h new file mode 100644 index 00000000..7cff1159 --- /dev/null +++ b/dep/fmt/include/fmt/std.h @@ -0,0 +1,537 @@ +// Formatting library for C++ - formatters for standard library types +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_STD_H_ +#define FMT_STD_H_ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "format.h" +#include "ostream.h" + +#if FMT_HAS_INCLUDE() +# include +#endif +// Checking FMT_CPLUSPLUS for warning suppression in MSVC. +#if FMT_CPLUSPLUS >= 201703L +# if FMT_HAS_INCLUDE() +# include +# endif +# if FMT_HAS_INCLUDE() +# include +# endif +# if FMT_HAS_INCLUDE() +# include +# endif +#endif + +#if FMT_CPLUSPLUS > 201703L && FMT_HAS_INCLUDE() +# include +#endif + +// GCC 4 does not support FMT_HAS_INCLUDE. +#if FMT_HAS_INCLUDE() || defined(__GLIBCXX__) +# include +// Android NDK with gabi++ library on some architectures does not implement +// abi::__cxa_demangle(). +# ifndef __GABIXX_CXXABI_H__ +# define FMT_HAS_ABI_CXA_DEMANGLE +# endif +#endif + +// Check if typeid is available. +#ifndef FMT_USE_TYPEID +// __RTTI is for EDG compilers. In MSVC typeid is available without RTTI. +# if defined(__GXX_RTTI) || FMT_HAS_FEATURE(cxx_rtti) || FMT_MSC_VERSION || \ + defined(__INTEL_RTTI__) || defined(__RTTI) +# define FMT_USE_TYPEID 1 +# else +# define FMT_USE_TYPEID 0 +# endif +#endif + +// For older Xcode versions, __cpp_lib_xxx flags are inaccurately defined. +#ifndef FMT_CPP_LIB_FILESYSTEM +# ifdef __cpp_lib_filesystem +# define FMT_CPP_LIB_FILESYSTEM __cpp_lib_filesystem +# else +# define FMT_CPP_LIB_FILESYSTEM 0 +# endif +#endif + +#ifndef FMT_CPP_LIB_VARIANT +# ifdef __cpp_lib_variant +# define FMT_CPP_LIB_VARIANT __cpp_lib_variant +# else +# define FMT_CPP_LIB_VARIANT 0 +# endif +#endif + +#if FMT_CPP_LIB_FILESYSTEM +FMT_BEGIN_NAMESPACE + +namespace detail { + +template +auto get_path_string(const std::filesystem::path& p, + const std::basic_string& native) { + if constexpr (std::is_same_v && std::is_same_v) + return to_utf8(native, to_utf8_error_policy::replace); + else + return p.string(); +} + +template +void write_escaped_path(basic_memory_buffer& quoted, + const std::filesystem::path& p, + const std::basic_string& native) { + if constexpr (std::is_same_v && + std::is_same_v) { + auto buf = basic_memory_buffer(); + write_escaped_string(std::back_inserter(buf), native); + bool valid = to_utf8::convert(quoted, {buf.data(), buf.size()}); + FMT_ASSERT(valid, "invalid utf16"); + } else if constexpr (std::is_same_v) { + write_escaped_string( + std::back_inserter(quoted), native); + } else { + write_escaped_string(std::back_inserter(quoted), p.string()); + } +} + +} // namespace detail + +FMT_EXPORT +template struct formatter { + private: + format_specs specs_; + detail::arg_ref width_ref_; + bool debug_ = false; + char path_type_ = 0; + + public: + FMT_CONSTEXPR void set_debug_format(bool set = true) { debug_ = set; } + + template FMT_CONSTEXPR auto parse(ParseContext& ctx) { + auto it = ctx.begin(), end = ctx.end(); + if (it == end) return it; + + it = detail::parse_align(it, end, specs_); + if (it == end) return it; + + it = detail::parse_dynamic_spec(it, end, specs_.width, width_ref_, ctx); + if (it != end && *it == '?') { + debug_ = true; + ++it; + } + if (it != end && (*it == 'g')) path_type_ = *it++; + return it; + } + + template + auto format(const std::filesystem::path& p, FormatContext& ctx) const { + auto specs = specs_; +# ifdef _WIN32 + auto path_string = !path_type_ ? p.native() : p.generic_wstring(); +# else + auto path_string = !path_type_ ? p.native() : p.generic_string(); +# endif + + detail::handle_dynamic_spec(specs.width, width_ref_, + ctx); + if (!debug_) { + auto s = detail::get_path_string(p, path_string); + return detail::write(ctx.out(), basic_string_view(s), specs); + } + auto quoted = basic_memory_buffer(); + detail::write_escaped_path(quoted, p, path_string); + return detail::write(ctx.out(), + basic_string_view(quoted.data(), quoted.size()), + specs); + } +}; +FMT_END_NAMESPACE +#endif // FMT_CPP_LIB_FILESYSTEM + +FMT_BEGIN_NAMESPACE +FMT_EXPORT +template +struct formatter, Char> : nested_formatter { + private: + // Functor because C++11 doesn't support generic lambdas. + struct writer { + const std::bitset& bs; + + template + FMT_CONSTEXPR auto operator()(OutputIt out) -> OutputIt { + for (auto pos = N; pos > 0; --pos) { + out = detail::write(out, bs[pos - 1] ? Char('1') : Char('0')); + } + + return out; + } + }; + + public: + template + auto format(const std::bitset& bs, FormatContext& ctx) const + -> decltype(ctx.out()) { + return write_padded(ctx, writer{bs}); + } +}; + +FMT_EXPORT +template +struct formatter : basic_ostream_formatter {}; +FMT_END_NAMESPACE + +#ifdef __cpp_lib_optional +FMT_BEGIN_NAMESPACE +FMT_EXPORT +template +struct formatter, Char, + std::enable_if_t::value>> { + private: + formatter underlying_; + static constexpr basic_string_view optional = + detail::string_literal{}; + static constexpr basic_string_view none = + detail::string_literal{}; + + template + FMT_CONSTEXPR static auto maybe_set_debug_format(U& u, bool set) + -> decltype(u.set_debug_format(set)) { + u.set_debug_format(set); + } + + template + FMT_CONSTEXPR static void maybe_set_debug_format(U&, ...) {} + + public: + template FMT_CONSTEXPR auto parse(ParseContext& ctx) { + maybe_set_debug_format(underlying_, true); + return underlying_.parse(ctx); + } + + template + auto format(const std::optional& opt, FormatContext& ctx) const + -> decltype(ctx.out()) { + if (!opt) return detail::write(ctx.out(), none); + + auto out = ctx.out(); + out = detail::write(out, optional); + ctx.advance_to(out); + out = underlying_.format(*opt, ctx); + return detail::write(out, ')'); + } +}; +FMT_END_NAMESPACE +#endif // __cpp_lib_optional + +#ifdef __cpp_lib_source_location +FMT_BEGIN_NAMESPACE +FMT_EXPORT +template <> struct formatter { + template FMT_CONSTEXPR auto parse(ParseContext& ctx) { + return ctx.begin(); + } + + template + auto format(const std::source_location& loc, FormatContext& ctx) const + -> decltype(ctx.out()) { + auto out = ctx.out(); + out = detail::write(out, loc.file_name()); + out = detail::write(out, ':'); + out = detail::write(out, loc.line()); + out = detail::write(out, ':'); + out = detail::write(out, loc.column()); + out = detail::write(out, ": "); + out = detail::write(out, loc.function_name()); + return out; + } +}; +FMT_END_NAMESPACE +#endif + +#if FMT_CPP_LIB_VARIANT +FMT_BEGIN_NAMESPACE +namespace detail { + +template +using variant_index_sequence = + std::make_index_sequence::value>; + +template struct is_variant_like_ : std::false_type {}; +template +struct is_variant_like_> : std::true_type {}; + +// formattable element check. +template class is_variant_formattable_ { + template + static std::conjunction< + is_formattable, C>...> + check(std::index_sequence); + + public: + static constexpr const bool value = + decltype(check(variant_index_sequence{}))::value; +}; + +template +auto write_variant_alternative(OutputIt out, const T& v) -> OutputIt { + if constexpr (is_string::value) + return write_escaped_string(out, detail::to_string_view(v)); + else if constexpr (std::is_same_v) + return write_escaped_char(out, v); + else + return write(out, v); +} + +} // namespace detail + +template struct is_variant_like { + static constexpr const bool value = detail::is_variant_like_::value; +}; + +template struct is_variant_formattable { + static constexpr const bool value = + detail::is_variant_formattable_::value; +}; + +FMT_EXPORT +template struct formatter { + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + return ctx.begin(); + } + + template + auto format(const std::monostate&, FormatContext& ctx) const + -> decltype(ctx.out()) { + return detail::write(ctx.out(), "monostate"); + } +}; + +FMT_EXPORT +template +struct formatter< + Variant, Char, + std::enable_if_t, is_variant_formattable>>> { + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + return ctx.begin(); + } + + template + auto format(const Variant& value, FormatContext& ctx) const + -> decltype(ctx.out()) { + auto out = ctx.out(); + + out = detail::write(out, "variant("); + FMT_TRY { + std::visit( + [&](const auto& v) { + out = detail::write_variant_alternative(out, v); + }, + value); + } + FMT_CATCH(const std::bad_variant_access&) { + detail::write(out, "valueless by exception"); + } + *out++ = ')'; + return out; + } +}; +FMT_END_NAMESPACE +#endif // FMT_CPP_LIB_VARIANT + +FMT_BEGIN_NAMESPACE +FMT_EXPORT +template struct formatter { + template + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + return ctx.begin(); + } + + template + FMT_CONSTEXPR auto format(const std::error_code& ec, FormatContext& ctx) const + -> decltype(ctx.out()) { + auto out = ctx.out(); + out = detail::write_bytes(out, ec.category().name(), format_specs()); + out = detail::write(out, Char(':')); + out = detail::write(out, ec.value()); + return out; + } +}; + +FMT_EXPORT +template +struct formatter< + T, Char, // DEPRECATED! Mixing code unit types. + typename std::enable_if::value>::type> { + private: + bool with_typename_ = false; + + public: + FMT_CONSTEXPR auto parse(basic_format_parse_context& ctx) + -> decltype(ctx.begin()) { + auto it = ctx.begin(); + auto end = ctx.end(); + if (it == end || *it == '}') return it; + if (*it == 't') { + ++it; + with_typename_ = FMT_USE_TYPEID != 0; + } + return it; + } + + template + auto format(const std::exception& ex, + basic_format_context& ctx) const -> OutputIt { + format_specs spec; + auto out = ctx.out(); + if (!with_typename_) + return detail::write_bytes(out, string_view(ex.what()), spec); + +#if FMT_USE_TYPEID + const std::type_info& ti = typeid(ex); +# ifdef FMT_HAS_ABI_CXA_DEMANGLE + int status = 0; + std::size_t size = 0; + std::unique_ptr demangled_name_ptr( + abi::__cxa_demangle(ti.name(), nullptr, &size, &status), &std::free); + + string_view demangled_name_view; + if (demangled_name_ptr) { + demangled_name_view = demangled_name_ptr.get(); + + // Normalization of stdlib inline namespace names. + // libc++ inline namespaces. + // std::__1::* -> std::* + // std::__1::__fs::* -> std::* + // libstdc++ inline namespaces. + // std::__cxx11::* -> std::* + // std::filesystem::__cxx11::* -> std::filesystem::* + if (demangled_name_view.starts_with("std::")) { + char* begin = demangled_name_ptr.get(); + char* to = begin + 5; // std:: + for (char *from = to, *end = begin + demangled_name_view.size(); + from < end;) { + // This is safe, because demangled_name is NUL-terminated. + if (from[0] == '_' && from[1] == '_') { + char* next = from + 1; + while (next < end && *next != ':') next++; + if (next[0] == ':' && next[1] == ':') { + from = next + 2; + continue; + } + } + *to++ = *from++; + } + demangled_name_view = {begin, detail::to_unsigned(to - begin)}; + } + } else { + demangled_name_view = string_view(ti.name()); + } + out = detail::write_bytes(out, demangled_name_view, spec); +# elif FMT_MSC_VERSION + string_view demangled_name_view(ti.name()); + if (demangled_name_view.starts_with("class ")) + demangled_name_view.remove_prefix(6); + else if (demangled_name_view.starts_with("struct ")) + demangled_name_view.remove_prefix(7); + out = detail::write_bytes(out, demangled_name_view, spec); +# else + out = detail::write_bytes(out, string_view(ti.name()), spec); +# endif + *out++ = ':'; + *out++ = ' '; + return detail::write_bytes(out, string_view(ex.what()), spec); +#endif + } +}; + +namespace detail { + +template +struct has_flip : std::false_type {}; + +template +struct has_flip().flip())>> + : std::true_type {}; + +template struct is_bit_reference_like { + static constexpr const bool value = + std::is_convertible::value && + std::is_nothrow_assignable::value && has_flip::value; +}; + +#ifdef _LIBCPP_VERSION + +// Workaround for libc++ incompatibility with C++ standard. +// According to the Standard, `bitset::operator[] const` returns bool. +template +struct is_bit_reference_like> { + static constexpr const bool value = true; +}; + +#endif + +} // namespace detail + +// We can't use std::vector::reference and +// std::bitset::reference because the compiler can't deduce Allocator and N +// in partial specialization. +FMT_EXPORT +template +struct formatter::value>> + : formatter { + template + FMT_CONSTEXPR auto format(const BitRef& v, FormatContext& ctx) const + -> decltype(ctx.out()) { + return formatter::format(v, ctx); + } +}; + +FMT_EXPORT +template +struct formatter, Char, + enable_if_t::value>> + : formatter { + template + auto format(const std::atomic& v, FormatContext& ctx) const + -> decltype(ctx.out()) { + return formatter::format(v.load(), ctx); + } +}; + +#ifdef __cpp_lib_atomic_flag_test +FMT_EXPORT +template +struct formatter : formatter { + template + auto format(const std::atomic_flag& v, FormatContext& ctx) const + -> decltype(ctx.out()) { + return formatter::format(v.test(), ctx); + } +}; +#endif // __cpp_lib_atomic_flag_test + +FMT_END_NAMESPACE +#endif // FMT_STD_H_ diff --git a/dep/fmt/include/fmt/xchar.h b/dep/fmt/include/fmt/xchar.h new file mode 100644 index 00000000..f609c5c4 --- /dev/null +++ b/dep/fmt/include/fmt/xchar.h @@ -0,0 +1,259 @@ +// Formatting library for C++ - optional wchar_t and exotic character support +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_XCHAR_H_ +#define FMT_XCHAR_H_ + +#include + +#include "format.h" + +#ifndef FMT_STATIC_THOUSANDS_SEPARATOR +# include +#endif + +FMT_BEGIN_NAMESPACE +namespace detail { + +template +using is_exotic_char = bool_constant::value>; + +inline auto write_loc(std::back_insert_iterator> out, + loc_value value, const format_specs& specs, + locale_ref loc) -> bool { +#ifndef FMT_STATIC_THOUSANDS_SEPARATOR + auto& numpunct = + std::use_facet>(loc.get()); + auto separator = std::wstring(); + auto grouping = numpunct.grouping(); + if (!grouping.empty()) separator = std::wstring(1, numpunct.thousands_sep()); + return value.visit(loc_writer{out, specs, separator, grouping, {}}); +#endif + return false; +} +} // namespace detail + +FMT_BEGIN_EXPORT + +using wstring_view = basic_string_view; +using wformat_parse_context = basic_format_parse_context; +using wformat_context = buffer_context; +using wformat_args = basic_format_args; +using wmemory_buffer = basic_memory_buffer; + +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 +// Workaround broken conversion on older gcc. +template using wformat_string = wstring_view; +inline auto runtime(wstring_view s) -> wstring_view { return s; } +#else +template +using wformat_string = basic_format_string...>; +inline auto runtime(wstring_view s) -> runtime_format_string { + return {{s}}; +} +#endif + +template <> struct is_char : std::true_type {}; +template <> struct is_char : std::true_type {}; +template <> struct is_char : std::true_type {}; +template <> struct is_char : std::true_type {}; + +template +constexpr auto make_wformat_args(const T&... args) + -> format_arg_store { + return {args...}; +} + +inline namespace literals { +#if FMT_USE_USER_DEFINED_LITERALS && !FMT_USE_NONTYPE_TEMPLATE_ARGS +constexpr auto operator""_a(const wchar_t* s, size_t) + -> detail::udl_arg { + return {s}; +} +#endif +} // namespace literals + +template +auto join(It begin, Sentinel end, wstring_view sep) + -> join_view { + return {begin, end, sep}; +} + +template +auto join(Range&& range, wstring_view sep) + -> join_view, detail::sentinel_t, + wchar_t> { + return join(std::begin(range), std::end(range), sep); +} + +template +auto join(std::initializer_list list, wstring_view sep) + -> join_view { + return join(std::begin(list), std::end(list), sep); +} + +template ::value)> +auto vformat(basic_string_view format_str, + basic_format_args>> args) + -> std::basic_string { + auto buf = basic_memory_buffer(); + detail::vformat_to(buf, format_str, args); + return to_string(buf); +} + +template +auto format(wformat_string fmt, T&&... args) -> std::wstring { + return vformat(fmt::wstring_view(fmt), fmt::make_wformat_args(args...)); +} + +// Pass char_t as a default template parameter instead of using +// std::basic_string> to reduce the symbol size. +template , + FMT_ENABLE_IF(!std::is_same::value && + !std::is_same::value)> +auto format(const S& format_str, T&&... args) -> std::basic_string { + return vformat(detail::to_string_view(format_str), + fmt::make_format_args>(args...)); +} + +template , + FMT_ENABLE_IF(detail::is_locale::value&& + detail::is_exotic_char::value)> +inline auto vformat( + const Locale& loc, const S& format_str, + basic_format_args>> args) + -> std::basic_string { + return detail::vformat(loc, detail::to_string_view(format_str), args); +} + +template , + FMT_ENABLE_IF(detail::is_locale::value&& + detail::is_exotic_char::value)> +inline auto format(const Locale& loc, const S& format_str, T&&... args) + -> std::basic_string { + return detail::vformat(loc, detail::to_string_view(format_str), + fmt::make_format_args>(args...)); +} + +template , + FMT_ENABLE_IF(detail::is_output_iterator::value&& + detail::is_exotic_char::value)> +auto vformat_to(OutputIt out, const S& format_str, + basic_format_args>> args) + -> OutputIt { + auto&& buf = detail::get_buffer(out); + detail::vformat_to(buf, detail::to_string_view(format_str), args); + return detail::get_iterator(buf, out); +} + +template , + FMT_ENABLE_IF(detail::is_output_iterator::value&& + detail::is_exotic_char::value)> +inline auto format_to(OutputIt out, const S& fmt, T&&... args) -> OutputIt { + return vformat_to(out, detail::to_string_view(fmt), + fmt::make_format_args>(args...)); +} + +template , + FMT_ENABLE_IF(detail::is_output_iterator::value&& + detail::is_locale::value&& + detail::is_exotic_char::value)> +inline auto vformat_to( + OutputIt out, const Locale& loc, const S& format_str, + basic_format_args>> args) -> OutputIt { + auto&& buf = detail::get_buffer(out); + vformat_to(buf, detail::to_string_view(format_str), args, + detail::locale_ref(loc)); + return detail::get_iterator(buf, out); +} + +template , + bool enable = detail::is_output_iterator::value && + detail::is_locale::value && + detail::is_exotic_char::value> +inline auto format_to(OutputIt out, const Locale& loc, const S& format_str, + T&&... args) -> + typename std::enable_if::type { + return vformat_to(out, loc, detail::to_string_view(format_str), + fmt::make_format_args>(args...)); +} + +template ::value&& + detail::is_exotic_char::value)> +inline auto vformat_to_n( + OutputIt out, size_t n, basic_string_view format_str, + basic_format_args>> args) + -> format_to_n_result { + using traits = detail::fixed_buffer_traits; + auto buf = detail::iterator_buffer(out, n); + detail::vformat_to(buf, format_str, args); + return {buf.out(), buf.count()}; +} + +template , + FMT_ENABLE_IF(detail::is_output_iterator::value&& + detail::is_exotic_char::value)> +inline auto format_to_n(OutputIt out, size_t n, const S& fmt, T&&... args) + -> format_to_n_result { + return vformat_to_n(out, n, detail::to_string_view(fmt), + fmt::make_format_args>(args...)); +} + +template , + FMT_ENABLE_IF(detail::is_exotic_char::value)> +inline auto formatted_size(const S& fmt, T&&... args) -> size_t { + auto buf = detail::counting_buffer(); + detail::vformat_to(buf, detail::to_string_view(fmt), + fmt::make_format_args>(args...)); + return buf.count(); +} + +inline void vprint(std::FILE* f, wstring_view fmt, wformat_args args) { + auto buf = wmemory_buffer(); + detail::vformat_to(buf, fmt, args); + buf.push_back(L'\0'); + if (std::fputws(buf.data(), f) == -1) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); +} + +inline void vprint(wstring_view fmt, wformat_args args) { + vprint(stdout, fmt, args); +} + +template +void print(std::FILE* f, wformat_string fmt, T&&... args) { + return vprint(f, wstring_view(fmt), fmt::make_wformat_args(args...)); +} + +template void print(wformat_string fmt, T&&... args) { + return vprint(wstring_view(fmt), fmt::make_wformat_args(args...)); +} + +template +void println(std::FILE* f, wformat_string fmt, T&&... args) { + return print(f, L"{}\n", fmt::format(fmt, std::forward(args)...)); +} + +template void println(wformat_string fmt, T&&... args) { + return print(L"{}\n", fmt::format(fmt, std::forward(args)...)); +} + +/** + Converts *value* to ``std::wstring`` using the default format for type *T*. + */ +template inline auto to_wstring(const T& value) -> std::wstring { + return format(FMT_STRING(L"{}"), value); +} +FMT_END_EXPORT +FMT_END_NAMESPACE + +#endif // FMT_XCHAR_H_ diff --git a/dep/fmt/src/fmt.cc b/dep/fmt/src/fmt.cc new file mode 100644 index 00000000..5330463a --- /dev/null +++ b/dep/fmt/src/fmt.cc @@ -0,0 +1,108 @@ +module; + +// Put all implementation-provided headers into the global module fragment +// to prevent attachment to this module. +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#if __has_include() +# include +#endif +#if defined(_MSC_VER) || defined(__MINGW32__) +# include +#endif +#if defined __APPLE__ || defined(__FreeBSD__) +# include +#endif +#if __has_include() +# include +#endif +#if (__has_include() || defined(__APPLE__) || \ + defined(__linux__)) && \ + (!defined(WINAPI_FAMILY) || (WINAPI_FAMILY == WINAPI_FAMILY_DESKTOP_APP)) +# include +# include +# include +# ifndef _WIN32 +# include +# else +# include +# endif +#endif +#ifdef _WIN32 +# if defined(__GLIBCXX__) +# include +# include +# endif +# define WIN32_LEAN_AND_MEAN +# include +#endif + +export module fmt; + +#define FMT_EXPORT export +#define FMT_BEGIN_EXPORT export { +#define FMT_END_EXPORT } + +// If you define FMT_ATTACH_TO_GLOBAL_MODULE +// - all declarations are detached from module 'fmt' +// - the module behaves like a traditional static library, too +// - all library symbols are mangled traditionally +// - you can mix TUs with either importing or #including the {fmt} API +#ifdef FMT_ATTACH_TO_GLOBAL_MODULE +extern "C++" { +#endif + +// All library-provided declarations and definitions must be in the module +// purview to be exported. +#include "fmt/args.h" +#include "fmt/chrono.h" +#include "fmt/color.h" +#include "fmt/compile.h" +#include "fmt/format.h" +#include "fmt/os.h" +#include "fmt/printf.h" +#include "fmt/std.h" +#include "fmt/xchar.h" + +#ifdef FMT_ATTACH_TO_GLOBAL_MODULE +} +#endif + +// gcc doesn't yet implement private module fragments +#if !FMT_GCC_VERSION +module :private; +#endif + +#include "format.cc" +#include "os.cc" diff --git a/dep/fmt/src/format.cc b/dep/fmt/src/format.cc new file mode 100644 index 00000000..391d3a24 --- /dev/null +++ b/dep/fmt/src/format.cc @@ -0,0 +1,43 @@ +// Formatting library for C++ +// +// Copyright (c) 2012 - 2016, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#include "fmt/format-inl.h" + +FMT_BEGIN_NAMESPACE +namespace detail { + +template FMT_API auto dragonbox::to_decimal(float x) noexcept + -> dragonbox::decimal_fp; +template FMT_API auto dragonbox::to_decimal(double x) noexcept + -> dragonbox::decimal_fp; + +#ifndef FMT_STATIC_THOUSANDS_SEPARATOR +template FMT_API locale_ref::locale_ref(const std::locale& loc); +template FMT_API auto locale_ref::get() const -> std::locale; +#endif + +// Explicit instantiations for char. + +template FMT_API auto thousands_sep_impl(locale_ref) + -> thousands_sep_result; +template FMT_API auto decimal_point_impl(locale_ref) -> char; + +template FMT_API void buffer::append(const char*, const char*); + +template FMT_API void vformat_to(buffer&, string_view, + typename vformat_args<>::type, locale_ref); + +// Explicit instantiations for wchar_t. + +template FMT_API auto thousands_sep_impl(locale_ref) + -> thousands_sep_result; +template FMT_API auto decimal_point_impl(locale_ref) -> wchar_t; + +template FMT_API void buffer::append(const wchar_t*, const wchar_t*); + +} // namespace detail +FMT_END_NAMESPACE diff --git a/dep/fmt/src/os.cc b/dep/fmt/src/os.cc new file mode 100644 index 00000000..a639e78c --- /dev/null +++ b/dep/fmt/src/os.cc @@ -0,0 +1,402 @@ +// Formatting library for C++ - optional OS-specific functionality +// +// Copyright (c) 2012 - 2016, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +// Disable bogus MSVC warnings. +#if !defined(_CRT_SECURE_NO_WARNINGS) && defined(_MSC_VER) +# define _CRT_SECURE_NO_WARNINGS +#endif + +#include "fmt/os.h" + +#include + +#if FMT_USE_FCNTL +# include +# include + +# ifdef _WRS_KERNEL // VxWorks7 kernel +# include // getpagesize +# endif + +# ifndef _WIN32 +# include +# else +# ifndef WIN32_LEAN_AND_MEAN +# define WIN32_LEAN_AND_MEAN +# endif +# include + +# ifndef S_IRUSR +# define S_IRUSR _S_IREAD +# endif +# ifndef S_IWUSR +# define S_IWUSR _S_IWRITE +# endif +# ifndef S_IRGRP +# define S_IRGRP 0 +# endif +# ifndef S_IWGRP +# define S_IWGRP 0 +# endif +# ifndef S_IROTH +# define S_IROTH 0 +# endif +# ifndef S_IWOTH +# define S_IWOTH 0 +# endif +# endif // _WIN32 +#endif // FMT_USE_FCNTL + +#ifdef _WIN32 +# include +#endif + +namespace { +#ifdef _WIN32 +// Return type of read and write functions. +using rwresult = int; + +// On Windows the count argument to read and write is unsigned, so convert +// it from size_t preventing integer overflow. +inline unsigned convert_rwcount(std::size_t count) { + return count <= UINT_MAX ? static_cast(count) : UINT_MAX; +} +#elif FMT_USE_FCNTL +// Return type of read and write functions. +using rwresult = ssize_t; + +inline std::size_t convert_rwcount(std::size_t count) { return count; } +#endif +} // namespace + +FMT_BEGIN_NAMESPACE + +#ifdef _WIN32 +namespace detail { + +class system_message { + system_message(const system_message&) = delete; + void operator=(const system_message&) = delete; + + unsigned long result_; + wchar_t* message_; + + static bool is_whitespace(wchar_t c) noexcept { + return c == L' ' || c == L'\n' || c == L'\r' || c == L'\t' || c == L'\0'; + } + + public: + explicit system_message(unsigned long error_code) + : result_(0), message_(nullptr) { + result_ = FormatMessageW( + FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | + FORMAT_MESSAGE_IGNORE_INSERTS, + nullptr, error_code, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), + reinterpret_cast(&message_), 0, nullptr); + if (result_ != 0) { + while (result_ != 0 && is_whitespace(message_[result_ - 1])) { + --result_; + } + } + } + ~system_message() { LocalFree(message_); } + explicit operator bool() const noexcept { return result_ != 0; } + operator basic_string_view() const noexcept { + return basic_string_view(message_, result_); + } +}; + +class utf8_system_category final : public std::error_category { + public: + const char* name() const noexcept override { return "system"; } + std::string message(int error_code) const override { + auto&& msg = system_message(error_code); + if (msg) { + auto utf8_message = to_utf8(); + if (utf8_message.convert(msg)) { + return utf8_message.str(); + } + } + return "unknown error"; + } +}; + +} // namespace detail + +FMT_API const std::error_category& system_category() noexcept { + static const detail::utf8_system_category category; + return category; +} + +std::system_error vwindows_error(int err_code, string_view format_str, + format_args args) { + auto ec = std::error_code(err_code, system_category()); + return std::system_error(ec, vformat(format_str, args)); +} + +void detail::format_windows_error(detail::buffer& out, int error_code, + const char* message) noexcept { + FMT_TRY { + auto&& msg = system_message(error_code); + if (msg) { + auto utf8_message = to_utf8(); + if (utf8_message.convert(msg)) { + fmt::format_to(appender(out), FMT_STRING("{}: {}"), message, + string_view(utf8_message)); + return; + } + } + } + FMT_CATCH(...) {} + format_error_code(out, error_code, message); +} + +void report_windows_error(int error_code, const char* message) noexcept { + report_error(detail::format_windows_error, error_code, message); +} +#endif // _WIN32 + +buffered_file::~buffered_file() noexcept { + if (file_ && FMT_SYSTEM(fclose(file_)) != 0) + report_system_error(errno, "cannot close file"); +} + +buffered_file::buffered_file(cstring_view filename, cstring_view mode) { + FMT_RETRY_VAL(file_, FMT_SYSTEM(fopen(filename.c_str(), mode.c_str())), + nullptr); + if (!file_) + FMT_THROW(system_error(errno, FMT_STRING("cannot open file {}"), + filename.c_str())); +} + +void buffered_file::close() { + if (!file_) return; + int result = FMT_SYSTEM(fclose(file_)); + file_ = nullptr; + if (result != 0) + FMT_THROW(system_error(errno, FMT_STRING("cannot close file"))); +} + +int buffered_file::descriptor() const { +#if !defined(fileno) + int fd = FMT_POSIX_CALL(fileno(file_)); +#elif defined(FMT_HAS_SYSTEM) + // fileno is a macro on OpenBSD so we cannot use FMT_POSIX_CALL. +# define FMT_DISABLE_MACRO + int fd = FMT_SYSTEM(fileno FMT_DISABLE_MACRO(file_)); +#else + int fd = fileno(file_); +#endif + if (fd == -1) + FMT_THROW(system_error(errno, FMT_STRING("cannot get file descriptor"))); + return fd; +} + +#if FMT_USE_FCNTL +# ifdef _WIN32 +using mode_t = int; +# endif +constexpr mode_t default_open_mode = + S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH; + +file::file(cstring_view path, int oflag) { +# if defined(_WIN32) && !defined(__MINGW32__) + fd_ = -1; + auto converted = detail::utf8_to_utf16(string_view(path.c_str())); + *this = file::open_windows_file(converted.c_str(), oflag); +# else + FMT_RETRY(fd_, FMT_POSIX_CALL(open(path.c_str(), oflag, default_open_mode))); + if (fd_ == -1) + FMT_THROW( + system_error(errno, FMT_STRING("cannot open file {}"), path.c_str())); +# endif +} + +file::~file() noexcept { + // Don't retry close in case of EINTR! + // See http://linux.derkeiler.com/Mailing-Lists/Kernel/2005-09/3000.html + if (fd_ != -1 && FMT_POSIX_CALL(close(fd_)) != 0) + report_system_error(errno, "cannot close file"); +} + +void file::close() { + if (fd_ == -1) return; + // Don't retry close in case of EINTR! + // See http://linux.derkeiler.com/Mailing-Lists/Kernel/2005-09/3000.html + int result = FMT_POSIX_CALL(close(fd_)); + fd_ = -1; + if (result != 0) + FMT_THROW(system_error(errno, FMT_STRING("cannot close file"))); +} + +long long file::size() const { +# ifdef _WIN32 + // Use GetFileSize instead of GetFileSizeEx for the case when _WIN32_WINNT + // is less than 0x0500 as is the case with some default MinGW builds. + // Both functions support large file sizes. + DWORD size_upper = 0; + HANDLE handle = reinterpret_cast(_get_osfhandle(fd_)); + DWORD size_lower = FMT_SYSTEM(GetFileSize(handle, &size_upper)); + if (size_lower == INVALID_FILE_SIZE) { + DWORD error = GetLastError(); + if (error != NO_ERROR) + FMT_THROW(windows_error(GetLastError(), "cannot get file size")); + } + unsigned long long long_size = size_upper; + return (long_size << sizeof(DWORD) * CHAR_BIT) | size_lower; +# else + using Stat = struct stat; + Stat file_stat = Stat(); + if (FMT_POSIX_CALL(fstat(fd_, &file_stat)) == -1) + FMT_THROW(system_error(errno, FMT_STRING("cannot get file attributes"))); + static_assert(sizeof(long long) >= sizeof(file_stat.st_size), + "return type of file::size is not large enough"); + return file_stat.st_size; +# endif +} + +std::size_t file::read(void* buffer, std::size_t count) { + rwresult result = 0; + FMT_RETRY(result, FMT_POSIX_CALL(read(fd_, buffer, convert_rwcount(count)))); + if (result < 0) + FMT_THROW(system_error(errno, FMT_STRING("cannot read from file"))); + return detail::to_unsigned(result); +} + +std::size_t file::write(const void* buffer, std::size_t count) { + rwresult result = 0; + FMT_RETRY(result, FMT_POSIX_CALL(write(fd_, buffer, convert_rwcount(count)))); + if (result < 0) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); + return detail::to_unsigned(result); +} + +file file::dup(int fd) { + // Don't retry as dup doesn't return EINTR. + // http://pubs.opengroup.org/onlinepubs/009695399/functions/dup.html + int new_fd = FMT_POSIX_CALL(dup(fd)); + if (new_fd == -1) + FMT_THROW(system_error( + errno, FMT_STRING("cannot duplicate file descriptor {}"), fd)); + return file(new_fd); +} + +void file::dup2(int fd) { + int result = 0; + FMT_RETRY(result, FMT_POSIX_CALL(dup2(fd_, fd))); + if (result == -1) { + FMT_THROW(system_error( + errno, FMT_STRING("cannot duplicate file descriptor {} to {}"), fd_, + fd)); + } +} + +void file::dup2(int fd, std::error_code& ec) noexcept { + int result = 0; + FMT_RETRY(result, FMT_POSIX_CALL(dup2(fd_, fd))); + if (result == -1) ec = std::error_code(errno, std::generic_category()); +} + +void file::pipe(file& read_end, file& write_end) { + // Close the descriptors first to make sure that assignments don't throw + // and there are no leaks. + read_end.close(); + write_end.close(); + int fds[2] = {}; +# ifdef _WIN32 + // Make the default pipe capacity same as on Linux 2.6.11+. + enum { DEFAULT_CAPACITY = 65536 }; + int result = FMT_POSIX_CALL(pipe(fds, DEFAULT_CAPACITY, _O_BINARY)); +# else + // Don't retry as the pipe function doesn't return EINTR. + // http://pubs.opengroup.org/onlinepubs/009696799/functions/pipe.html + int result = FMT_POSIX_CALL(pipe(fds)); +# endif + if (result != 0) + FMT_THROW(system_error(errno, FMT_STRING("cannot create pipe"))); + // The following assignments don't throw because read_fd and write_fd + // are closed. + read_end = file(fds[0]); + write_end = file(fds[1]); +} + +buffered_file file::fdopen(const char* mode) { +// Don't retry as fdopen doesn't return EINTR. +# if defined(__MINGW32__) && defined(_POSIX_) + FILE* f = ::fdopen(fd_, mode); +# else + FILE* f = FMT_POSIX_CALL(fdopen(fd_, mode)); +# endif + if (!f) { + FMT_THROW(system_error( + errno, FMT_STRING("cannot associate stream with file descriptor"))); + } + buffered_file bf(f); + fd_ = -1; + return bf; +} + +# if defined(_WIN32) && !defined(__MINGW32__) +file file::open_windows_file(wcstring_view path, int oflag) { + int fd = -1; + auto err = _wsopen_s(&fd, path.c_str(), oflag, _SH_DENYNO, default_open_mode); + if (fd == -1) { + FMT_THROW(system_error(err, FMT_STRING("cannot open file {}"), + detail::to_utf8(path.c_str()).c_str())); + } + return file(fd); +} +# endif + +# if !defined(__MSDOS__) +long getpagesize() { +# ifdef _WIN32 + SYSTEM_INFO si; + GetSystemInfo(&si); + return si.dwPageSize; +# else +# ifdef _WRS_KERNEL + long size = FMT_POSIX_CALL(getpagesize()); +# else + long size = FMT_POSIX_CALL(sysconf(_SC_PAGESIZE)); +# endif + + if (size < 0) + FMT_THROW(system_error(errno, FMT_STRING("cannot get memory page size"))); + return size; +# endif +} +# endif + +namespace detail { + +void file_buffer::grow(size_t) { + if (this->size() == this->capacity()) flush(); +} + +file_buffer::file_buffer(cstring_view path, + const detail::ostream_params& params) + : file_(path, params.oflag) { + set(new char[params.buffer_size], params.buffer_size); +} + +file_buffer::file_buffer(file_buffer&& other) + : detail::buffer(other.data(), other.size(), other.capacity()), + file_(std::move(other.file_)) { + other.clear(); + other.set(nullptr, 0); +} + +file_buffer::~file_buffer() { + flush(); + delete[] data(); +} +} // namespace detail + +ostream::~ostream() = default; +#endif // FMT_USE_FCNTL +FMT_END_NAMESPACE diff --git a/dep/process/CMakeLists.txt b/dep/process/CMakeLists.txt deleted file mode 100644 index 5a51917a..00000000 --- a/dep/process/CMakeLists.txt +++ /dev/null @@ -1,19 +0,0 @@ -# Copyright (C) 2008-2016 TrinityCore -# -# This file is free software; as a special exception the author gives -# unlimited permission to copy and/or distribute it, with or without -# modifications, as long as this notice is preserved. -# -# This program is distributed in the hope that it will be useful, but -# WITHOUT ANY WARRANTY, to the extent permitted by law; without even the -# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. - -add_library(process INTERFACE) - -target_include_directories(process - INTERFACE - ${CMAKE_CURRENT_SOURCE_DIR}) - -target_link_libraries(process - INTERFACE - boost) diff --git a/dep/process/License.txt b/dep/process/License.txt deleted file mode 100644 index 36b7cd93..00000000 --- a/dep/process/License.txt +++ /dev/null @@ -1,23 +0,0 @@ -Boost Software License - Version 1.0 - August 17th, 2003 - -Permission is hereby granted, free of charge, to any person or organization -obtaining a copy of the software and accompanying documentation covered by -this license (the "Software") to use, reproduce, display, distribute, -execute, and transmit the Software, and to prepare derivative works of the -Software, and to permit third-parties to whom the Software is furnished to -do so, all subject to the following: - -The copyright notices in the Software and this entire statement, including -the above license grant, this restriction and the following disclaimer, -must be included in all copies of the Software, in whole or in part, and -all derivative works of the Software, unless such copies or derivative -works are solely in the form of machine-executable object code generated by -a source language processor. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT -SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE -FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE, -ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER -DEALINGS IN THE SOFTWARE. diff --git a/dep/process/Readme.txt b/dep/process/Readme.txt deleted file mode 100644 index ada7cf74..00000000 --- a/dep/process/Readme.txt +++ /dev/null @@ -1,6 +0,0 @@ -Boost.Process (Not part of the official boost libraries yet) -================================================================ -Its used to start child processes within the application. - -Website: http://www.highscore.de/boost/process0.5/ -Downloaded from: http://www.highscore.de/boost/process0.5/process.zip diff --git a/dep/process/boost/process.hpp b/dep/process/boost/process.hpp deleted file mode 100644 index 2271e9b4..00000000 --- a/dep/process/boost/process.hpp +++ /dev/null @@ -1,22 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011 Jeff Flinn, Boris Schaeling -// Copyright (c) 2012 Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -/** - * \file boost/process.hpp - * - * Convenience header which includes all public Boost.Process header files. - */ - -#ifndef BOOST_PROCESS_HPP -#define BOOST_PROCESS_HPP - -#include - -#endif diff --git a/dep/process/boost/process/all.hpp b/dep/process/boost/process/all.hpp deleted file mode 100644 index 234dd05d..00000000 --- a/dep/process/boost/process/all.hpp +++ /dev/null @@ -1,30 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -/** - * \file boost/process/all.hpp - * - * Convenience header which includes all public Boost.Process header files. - */ - -#ifndef BOOST_PROCESS_ALL_HPP -#define BOOST_PROCESS_ALL_HPP - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#endif diff --git a/dep/process/boost/process/child.hpp b/dep/process/boost/process/child.hpp deleted file mode 100644 index ec129fc9..00000000 --- a/dep/process/boost/process/child.hpp +++ /dev/null @@ -1,74 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -/** - * \file boost/process/child.hpp - * - * Defines a child process class. - */ - -#ifndef BOOST_PROCESS_CHILD_HPP -#define BOOST_PROCESS_CHILD_HPP - -#include - -#include BOOST_PROCESS_PLATFORM_PROMOTE_PATH(child) -BOOST_PROCESS_PLATFORM_PROMOTE_NAMESPACE(child) - -#if defined(BOOST_PROCESS_DOXYGEN) -namespace boost { namespace process { - -/** - * Represents a child process. - * - * On Windows child is movable but non-copyable. The destructor - * automatically closes handles to the child process. - */ -struct child -{ - /** - * Process information. - * - * \remark Windows only. - */ - PROCESS_INFORMATION proc_info; - - /** - * Constructor. - * - * \remark Windows only. - */ - explicit child(const PROCESS_INFORMATION &pi) : proc_info(pi) {} - - /** - * Returns the process handle. - * - * \remark Windows only. - */ - HANDLE process_handle() const { return proc_info.hProcess; } - - /** - * Process identifier. - * - * \remark POSIX only. - */ - pid_t pid; - - /** - * Constructor. - * - * \remark POSIX only. - */ - explicit child(pid_t p) : pid(p) {} -}; - -}} -#endif - -#endif diff --git a/dep/process/boost/process/config.hpp b/dep/process/boost/process/config.hpp deleted file mode 100644 index 7aae4d3c..00000000 --- a/dep/process/boost/process/config.hpp +++ /dev/null @@ -1,82 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -/** - * \file boost/process/config.hpp - * - * Defines various macros. - */ - -#ifndef BOOST_PROCESS_CONFIG_HPP -#define BOOST_PROCESS_CONFIG_HPP - -#include -#include -#include -#include - -#if defined(BOOST_POSIX_API) -# include -# define BOOST_PROCESS_LAST_ERROR errno -# define BOOST_PROCESS_PLATFORM posix -#elif defined(BOOST_WINDOWS_API) -# include -# define BOOST_PROCESS_LAST_ERROR GetLastError() -# define BOOST_PROCESS_PLATFORM windows -#endif - -/** \cond */ -#define BOOST_PROCESS_PLATFORM_PROMOTE_PATH(COMPONENT) \ - -#define BOOST_PROCESS_PLATFORM_PROMOTE_NAMESPACE(COMPONENT) \ - namespace boost { namespace process { using BOOST_PROCESS_PLATFORM::COMPONENT; }} -#define BOOST_PROCESS_PLATFORM_PROMOTE_INITIALIZERS_NAMESPACE \ - namespace boost { namespace process { namespace initializers { \ - using namespace boost::process::BOOST_PROCESS_PLATFORM::initializers; }}} -/** \endcond */ - -#if defined(BOOST_PROCESS_DOXYGEN) -/** - * \def BOOST_POSIX_API - * - * This macro is defined on POSIX. - */ -#define BOOST_POSIX_API -/** - * \def BOOST_WINDOWS_API - * - * This macro is defined on Windows. - */ -#define BOOST_WINDOWS_API -#endif - -/** - * \def BOOST_PROCESS_THROW(EX) - * - * Defines how exceptions are thrown. Set this macro for example - * to \c BOOST_THROW_EXCEPTION if you like to use Boost.Exception. - */ -#define BOOST_PROCESS_THROW(EX) throw EX - -/** \cond */ -#define BOOST_PROCESS_SOURCE_LOCATION \ - "in file '" __FILE__ "', line " BOOST_STRINGIZE(__LINE__) ": " - -#define BOOST_PROCESS_THROW_LAST_SYSTEM_ERROR(what) \ - BOOST_PROCESS_THROW(boost::system::system_error( \ - boost::system::error_code(BOOST_PROCESS_LAST_ERROR, \ - boost::system::system_category()), \ - BOOST_PROCESS_SOURCE_LOCATION what)) - -#define BOOST_PROCESS_RETURN_LAST_SYSTEM_ERROR(ec) \ - ec = boost::system::error_code(BOOST_PROCESS_LAST_ERROR, \ - boost::system::system_category()) -/** \endcond */ - -#endif diff --git a/dep/process/boost/process/create_pipe.hpp b/dep/process/boost/process/create_pipe.hpp deleted file mode 100644 index 6c34ecf4..00000000 --- a/dep/process/boost/process/create_pipe.hpp +++ /dev/null @@ -1,48 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -/** - * \file boost/process/create_pipe.hpp - * - * Defines a function to create a pipe. - */ - -#ifndef BOOST_PROCESS_CREATE_PIPE_HPP -#define BOOST_PROCESS_CREATE_PIPE_HPP - -#include - -#include BOOST_PROCESS_PLATFORM_PROMOTE_PATH(create_pipe) -BOOST_PROCESS_PLATFORM_PROMOTE_NAMESPACE(create_pipe) - -#if defined(BOOST_PROCESS_DOXYGEN) -namespace boost { namespace process { - -/** - * Creates an anonymous pipe. - * - * \note On Windows anonymous pipes don't support - * asynchronous I/O. - * - * \throws boost::system::system_error in case of an error - */ -pipe create_pipe(); - -/** - * Creates an anonymous pipe. - * - * \note On Windows anonymous pipes don't support - * asynchronous I/O. - */ -pipe create_pipe(boost::system::error_code &ec); - -}} -#endif - -#endif diff --git a/dep/process/boost/process/execute.hpp b/dep/process/boost/process/execute.hpp deleted file mode 100644 index 60883117..00000000 --- a/dep/process/boost/process/execute.hpp +++ /dev/null @@ -1,38 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -/** - * \file boost/process/execute.hpp - * - * Defines a function to execute a program. - */ - -#ifndef BOOST_PROCESS_EXECUTE_HPP -#define BOOST_PROCESS_EXECUTE_HPP - -#include - -#include BOOST_PROCESS_PLATFORM_PROMOTE_PATH(execute) -BOOST_PROCESS_PLATFORM_PROMOTE_NAMESPACE(execute) - -#if defined(BOOST_PROCESS_DOXYGEN) -namespace boost { namespace process { - -/** - * Starts a program. - * - * \tparam initializers define what and how the program is started - */ -template -child execute(const Initializer &initializer, const Initializers... &initializers); - -}} -#endif - -#endif diff --git a/dep/process/boost/process/executor.hpp b/dep/process/boost/process/executor.hpp deleted file mode 100644 index 905d7f84..00000000 --- a/dep/process/boost/process/executor.hpp +++ /dev/null @@ -1,176 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -/** - * \file boost/process/executor.hpp - * - * Defines an executor which can create child processes. - */ - -#ifndef BOOST_PROCESS_EXECUTOR_HPP -#define BOOST_PROCESS_EXECUTOR_HPP - -#include - -#include BOOST_PROCESS_PLATFORM_PROMOTE_PATH(executor) -BOOST_PROCESS_PLATFORM_PROMOTE_NAMESPACE(executor) - -#if defined(BOOST_PROCESS_DOXYGEN) -namespace boost { namespace process { - -/** - * Starts a program. - * - * boost::process::executor is a functor which calls the system functions - * to start a program. Before system functions are called it iterates - * over initializers and calls a member function passing a reference - * to itself as a parameter. Initializers get then a chance to setup - * the executor. If system functions fail boost::process::executor again - * iterates over initializers and calls another member function passing a - * reference to itself as a parameter. This gives initializers a - * chance to handle the error. - * - * \note Library users shouldn't need to use boost::process::executor. - * It is recommended to call boost::process::execute which uses - * boost::pocess::executor internally. - */ -struct executor -{ - /** - * Default constructor. - */ - executor(); - - /** - * Starts a program. - * - * \tparam initializers define what and how the program is started - */ - template - child operator()(const Initializer &initializer, const Initializers... &initializers); - - ///\defgroup WindowsOnly Windows only. - ///@{ - - /** - * Program name. - * - * \remark Windows only. - */ - LPCTSTR exe; - - /** - * Command line. - * - * \remark Windows only. - */ - LPTSTR cmd_line; - - /** - * Process attributes. - * - * \remark Windows only. - */ - LPSECURITY_ATTRIBUTES proc_attrs; - - /** - * Thread attributes. - * - * \remark Windows only. - */ - LPSECURITY_ATTRIBUTES thread_attrs; - - /** - * Flag to inherit handles. - * - * \remark Windows only. - */ - BOOL inherit_handles; - - /** - * Creation flags. - * - * \remark Windows only. - */ - DWORD creation_flags; - - /** - * Environment variables. - * - * \remark Windows only. - */ - LPVOID env; - - /** - * Work directory. - * - * \remark Windows only. - */ - LPCTSTR work_dir; - - /** - * Startupinfo structure. - * - * \remark Windows only. - */ - STARTUPINFO startup_info; - - /** - * Startupinfoex structure. - * - * If this member variable is available, \c startup_info is a reference - * to \c StartupInfo in STARTUPINFOEX. - * - * \remark Windows Vista, Windows Server 2008 or better. - */ - STARTUPINFOEX startup_info_ex; - - /** - * Process information. - * - * \c proc_info contains the result after a child process - * could be started successfully. - * - * \remark Windows only. - */ - PROCESS_INFORMATION proc_info; - - ///@} - - ///\defgroup POSIXOnly POSIX only. - ///@{ - - /** - * Program name. - * - * \remark POSIX only. - */ - const char *exe; - - /** - * Command line arguments. - * - * \remark POSIX only. - */ - char **cmd_line; - - /** - * Environment variables. - * - * \remark POSIX only. - */ - char **env; - - ///@} -}; - -}} -#endif - -#endif diff --git a/dep/process/boost/process/initializers.hpp b/dep/process/boost/process/initializers.hpp deleted file mode 100644 index c7175d14..00000000 --- a/dep/process/boost/process/initializers.hpp +++ /dev/null @@ -1,497 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -/** - * \file boost/process/initializers.hpp - * - * Defines initializers. - */ - -#ifndef BOOST_PROCESS_INITIALIZERS_HPP -#define BOOST_PROCESS_INITIALIZERS_HPP - -#include - -#include BOOST_PROCESS_PLATFORM_PROMOTE_PATH(initializers) -BOOST_PROCESS_PLATFORM_PROMOTE_INITIALIZERS_NAMESPACE - -#if defined(BOOST_PROCESS_DOXYGEN) -namespace boost { namespace process { namespace initializers { - -/** - * Binds the standard error stream. - */ -class bind_stderr : public initializer_base -{ -public: - /** - * Constructor. - */ - explicit bind_stderr(const boost::iostreams::file_descriptor_sink &sink); -}; - -/** - * Binds the standard input stream. - */ -class bind_stdin : public initializer_base -{ -public: - /** - * Constructor. - */ - explicit bind_stdin(const boost::iostreams::file_descriptor_source &source); -}; - -/** - * Binds the standard output stream. - */ -class bind_stdout : public initializer_base -{ -public: - /** - * Constructor. - */ - explicit bind_stdout(const boost::iostreams::file_descriptor_sink &sink); -}; - -/** - * Binds a file descriptor. - * - * \remark POSIX only. - */ -class bind_fd : public initializer_base -{ -public: - /** - * Constructor. - */ - bind_fd(int id, const boost::iostreams::file_descriptor &fd); -}; - -/** - * Closes a file descriptor. - * - * \remark POSIX only. - */ -class close_fd : public initializer_base -{ - /** - * Constructor. - */ - explicit close_fd(int fd); -}; - -/** - * Closes file descriptors. - * - * \remark POSIX only. - */ -class close_fds : public initializer_base -{ -public: - /** - * Constructor. - * - * \c range_type must be an int-range. - */ - explicit close_fds(const range_type &fds); -}; - -/** - * Closes all file descriptors a predicate returns - * true for. - * - * This initializer doesn't close file descriptors - * immediately. Instead it sets the \c FD_CLOEXEC - * flag. File descriptors are closed when \c execve - * is called and the call succeeds. - * - * \remark POSIX only. - */ -class close_fds_if : public initializer_base -{ -public: - /** - * Constructor. - * - * \c predicate_type must be a function or functor with - * this signature: bool(int) - */ - explicit close_fds_if(const predicate_type &pred); -}; - -/** - * Closes the standard error stream. - */ -class close_stderr : public initializer_base -{ - /** - * Constructor. - */ - close_stderr(); -}; - -/** - * Closes the standard input stream. - */ -class close_stdin : public initializer_base -{ - /** - * Constructor. - */ - close_stdin(); -}; - -/** - * Closes the standard output stream. - */ -class close_stdout : public initializer_base -{ - /** - * Constructor. - */ - close_stdout(); -}; - -/** - * Hides the console. - */ -class hide_console : public initializer_base -{ -public: - /** - * Constructor. - */ - hide_console(); -}; - -/** - * Inherits environment variables. - */ -class inherit_env : public initializer_base -{ -public: - /** - * Constructor. - */ - inherit_env(); -}; - -/** - * Notifies an I/O service object of fork-related events. - * - * \see boost::asio::io_service::notify_fork - * - * \remark POSIX only. - */ -class notify_io_service : public initializer_base -{ -public: - /** - * Constructor. - */ - explicit notify_io_service(boost::asio::io_service &io_service); -}; - -/** - * Generic initializer to execute any code if \c execve - * failed. - * - * \remark POSIX only. - */ -class on_exec_error : public initializer_base -{ -public: - /** - * Constructor. - * - * \c handler_type must be a function or functor with - * this signature: void(executor&) - */ - explicit on_exec_error(handler_type handler); -}; - -/** - * Generic initializer to execute any code before \c execve - * is called. - * - * \remark POSIX only. - */ -class on_exec_setup : public initializer_base -{ -public: - /** - * Constructor. - * - * \c handler_type must be a function or functor with - * this signature: void(executor&) - */ - explicit on_exec_setup(handler_type handler); -}; - -/** - * Generic initializer to execute any code if \c fork - * failed. - * - * \remark POSIX only. - */ -class on_fork_error : public initializer_base -{ -public: - /** - * Constructor. - * - * \c handler_type must be a function or functor with - * this signature: void(executor&) - */ - explicit on_fork_error(handler_type handler); -}; - -/** - * Generic initializer to execute any code before \c fork - * is called. - * - * \remark POSIX only. - */ -class on_fork_setup : public initializer_base -{ -public: - /** - * Constructor. - * - * \c handler_type must be a function or functor with - * this signature: void(executor&) - */ - explicit on_fork_setup(handler_type handler); -}; - -/** - * Generic initializer to execute any code in the parent - * process after \c fork has been called successfully. - * - * \remark POSIX only. - */ -class on_fork_success : public initializer_base -{ -public: - /** - * Constructor. - * - * \c handler_type must be a function or functor with - * this signature: void(executor&) - */ - explicit on_fork_success(handler_type handler); -}; - -/** - * Generic initializer to execute any code if \c CreateProcess - * failed. - * - * \remark Windows only. - */ -class on_CreateProcess_error : public initializer_base -{ -public: - /** - * Constructor. - * - * \c handler_type must be a function or functor with - * this signature: void(executor&) - */ - explicit on_CreateProcess_error(handler_type handler); -}; - -/** - * Generic initializer to execute any code before \c CreateProcess - * is called. - * - * \remark Windows only. - */ -class on_CreateProcess_setup : public initializer_base -{ -public: - /** - * Constructor. - * - * \c handler_type must be a function or functor with - * this signature: void(executor&) - */ - explicit on_CreateProcess_setup(handler_type handler); -}; - -/** - * Generic initializer to execute any code after \c CreateProcess - * has been called successfully. - * - * \remark Windows only. - */ -class on_CreateProcess_success : public initializer_base -{ -public: - /** - * Constructor. - * - * \c handler_type must be a function or functor with - * this signature: void(executor&) - */ - explicit on_CreateProcess_success(handler_type handler); -}; - -/** - * Specifies the executable to start. - * - * This initializer must always be used. The only exception is - * if you use \c set_args or a generic initializer which - * specifies the executable. - */ -class run_exe : public initializer_base -{ -public: - /** - * Constructor. - * - * On Windows \c string_type must be const char*, - * std::string or boost::filesystem::path. - * If Unicode is used, \c string_type must be - * const wchar_t*, std::wstring or - * boost::filesystem::path. - * - * On POSIX \c string_type must be const char*, - * std::string or boost::filesystem::path. - */ - explicit run_exe(const string_type &s); -}; - -/** - * Sets the command line arguments. - * - * The first argument specifies the executable to start unless - * \c run_exe is used. - * - * Use \c set_cmd_line if you don't want to pass a collection of - * command line arguments but set the command line as one string. - */ -class set_args : public initializer_base -{ -public: - /** - * Constructor. - * - * On Windows \c range_type must be a std::string-range. - * If Unicode is used, \c range_type must be a - * std::wstring-range. - * - * On POSIX \c range_type must be a std::string-range. - */ - explicit set_args(const range_type &r); -}; - -/** - * Sets the command line. - * - * Use \c set_args if you don't want to set the command line as - * one string but pass a collection of command line arguments. - */ -class set_cmd_line : public initializer_base -{ -public: - /** - * Constructor. - * - * On Windows \c string_type must be const char*, - * std::string or boost::filesystem::path. - * If Unicode is used, \c string_type must be - * const wchar_t*, std::wstring or - * boost::filesystem::path. - * - * On POSIX \c string_type must be const char*, - * std::string or boost::filesystem::path. - */ - explicit set_cmd_line(const string_type &s); -}; - -/** - * Sets the environment. - */ -class set_env : public initializer_base -{ -public: - /** - * Constructor. - * - * On Windows \c range_type must be a std::string-range. - * If Unicode is used, \c range_type must be a - * std::wstring-range. - * - * On POSIX \c range_type must be a std::string-range. - */ - explicit set_env(const range_type &r); -}; - -/** - * Sets an error if a child process can't be created. - */ -class set_on_error : public initializer_base -{ -public: - /** - * Constructor. - */ - explicit set_on_error(boost::system::error_code &ec); -}; - -/** - * Sets the flag \c wShowWindow in \c STARTUPINFO. - * - * \remark Windows only. - */ -class show_window : public initializer_base -{ -public: - /** - * Constructor. - */ - explicit show_window(WORD flags); -}; - -/** - * Sets the work directory. - */ -class start_in_dir : public initializer_base -{ -public: - /** - * Constructor. - * - * On Windows \c string_type must be const char*, - * std::string or boost::filesystem::path. - * If Unicode is used, \c string_type must be - * const wchar_t*, std::wstring or - * boost::filesystem::path. - * - * On POSIX \c string_type must be const char*, - * std::string or boost::filesystem::path. - */ - explicit start_in_dir(const string_type &s); -}; - -/** - * Throws an error if a child process can't be created. - * - * The type of the error thrown is \c boost::system::system_error. - */ -class throw_on_error : public initializer_base -{ -public: -}; - -}}} -#endif - -#endif diff --git a/dep/process/boost/process/mitigate.hpp b/dep/process/boost/process/mitigate.hpp deleted file mode 100644 index 6838984a..00000000 --- a/dep/process/boost/process/mitigate.hpp +++ /dev/null @@ -1,104 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -/** - * \file boost/process/mitigate.hpp - * - * Helpers to mitigate platform differences. - */ - -#ifndef BOOST_PROCESS_MITIGATE_HPP -#define BOOST_PROCESS_MITIGATE_HPP - -#include -#if defined(BOOST_POSIX_API) -# include -#endif - -namespace boost { namespace process { - -#if defined(BOOST_WINDOWS_API) -typedef boost::asio::windows::stream_handle pipe_end; -#elif defined(BOOST_POSIX_API) -typedef boost::asio::posix::stream_descriptor pipe_end; -#endif - -inline const char *zero_device() -{ -#if defined(BOOST_WINDOWS_API) - return "NUL"; -#elif defined(BOOST_POSIX_API) - return "/dev/zero"; -#endif -} - -inline const char *null_device() -{ -#if defined(BOOST_WINDOWS_API) - return "NUL"; -#elif defined(BOOST_POSIX_API) - return "/dev/null"; -#endif -} - -#if defined(BOOST_WINDOWS_API) -# define BOOST_PROCESS_EXITSTATUS(a) static_cast(a) -#elif defined(BOOST_POSIX_API) -# define BOOST_PROCESS_EXITSTATUS WEXITSTATUS -#endif - -#if defined(BOOST_PROCESS_DOXYGEN) -/** - * Type definition for the end of a pipe. - * - * On Windows the type is based on boost::asio::windows::stream_handle. On - * POSIX it is based on boost::asio::posix::stream_descriptor. - * - * You can use this type definition for asynchronous I/O with streams of - * child processes. - */ -typedef boost_asio_type pipe_end; - -/** - * Gets the name of the zero device. - * - * You can use zero_device to initialize a - * boost::iostreams::file_descriptor_source to read - * null characters from. - * - * \returns NUL on Windows and /dev/zero on POSIX. - */ -const char *zero_device(); - -/** - * Gets the name of the null device. - * - * You can use null_device to initialize a - * boost::iostreams::file_descriptor_sink which discards - * data written to it. - * - * \returns NUL on Windows and /dev/null on POSIX. - */ -const char *null_device(); - -/** - * \def BOOST_PROCESS_EXITSTATUS - * - * On Windows \c BOOST_PROCESS_EXITSTATUS is a static cast to \c int. - * On POSIX it is set to \c WEXITSTATUS. - * - * You can use \c BOOST_PROCESS_EXITSTATUS for the return value of - * boost::process::wait_for_exit to get the exit status of a process. - */ -#define BOOST_PROCESS_EXITSTATUS -#endif - -}} - -#endif diff --git a/dep/process/boost/process/pipe.hpp b/dep/process/boost/process/pipe.hpp deleted file mode 100644 index 35f2a447..00000000 --- a/dep/process/boost/process/pipe.hpp +++ /dev/null @@ -1,64 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -/** - * \file boost/process/pipe.hpp - * - * Defines a pipe. - */ - -#ifndef BOOST_PROCESS_PIPE_HPP -#define BOOST_PROCESS_PIPE_HPP - -#include - -#include BOOST_PROCESS_PLATFORM_PROMOTE_PATH(pipe) -BOOST_PROCESS_PLATFORM_PROMOTE_NAMESPACE(pipe) -BOOST_PROCESS_PLATFORM_PROMOTE_NAMESPACE(make_pipe) - -#if defined(BOOST_PROCESS_DOXYGEN) -namespace boost { namespace process { - -/** - * Represents a pipe. - */ -struct pipe -{ - /** - * Read-end. - */ - pipe_end_type source; - - /** - * Write-end. - */ - pipe_end_type sink; - - /** - * Constructor. - */ - pipe(pipe_end_type source, pipe_end_type sink); -}; - -/** - * Returns a pipe instance. - * - * This is a helper function to instantiate boost::process::pipe. - * - * \note boost::process::make_pipe does not create a pipe. - * You must pass existing pipe ends to this function. - * If you want to create an anonymous pipe, call - * boost::process::create_pipe. - */ -pipe make_pipe(pipe_end_type source, pipe_end_type sink); - -}} -#endif - -#endif diff --git a/dep/process/boost/process/posix/child.hpp b/dep/process/boost/process/posix/child.hpp deleted file mode 100644 index 91348452..00000000 --- a/dep/process/boost/process/posix/child.hpp +++ /dev/null @@ -1,26 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_CHILD_HPP -#define BOOST_PROCESS_POSIX_CHILD_HPP - -#include - -namespace boost { namespace process { namespace posix { - -struct child -{ - pid_t pid; - - explicit child(pid_t p) : pid(p) {} -}; - -}}} - -#endif diff --git a/dep/process/boost/process/posix/create_pipe.hpp b/dep/process/boost/process/posix/create_pipe.hpp deleted file mode 100644 index ecdd5235..00000000 --- a/dep/process/boost/process/posix/create_pipe.hpp +++ /dev/null @@ -1,40 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_CREATE_PIPE_HPP -#define BOOST_PROCESS_POSIX_CREATE_PIPE_HPP - -#include -#include -#include -#include - -namespace boost { namespace process { namespace posix { - -inline pipe create_pipe() -{ - int fds[2]; - if (::pipe(fds) == -1) - BOOST_PROCESS_THROW_LAST_SYSTEM_ERROR("pipe(2) failed"); - return pipe(fds[0], fds[1]); -} - -inline pipe create_pipe(boost::system::error_code &ec) -{ - int fds[2]; - if (::pipe(fds) == -1) - BOOST_PROCESS_RETURN_LAST_SYSTEM_ERROR(ec); - else - ec.clear(); - return pipe(fds[0], fds[1]); -} - -}}} - -#endif diff --git a/dep/process/boost/process/posix/execute.hpp b/dep/process/boost/process/posix/execute.hpp deleted file mode 100644 index 27082196..00000000 --- a/dep/process/boost/process/posix/execute.hpp +++ /dev/null @@ -1,82 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_EXECUTE_HPP -#define BOOST_PROCESS_POSIX_EXECUTE_HPP - -#include -#include -#include -#include - -namespace boost { namespace process { namespace posix { - -template -child execute(const I0 &i0) -{ - return executor()(boost::fusion::make_tuple(boost::cref(i0))); -} - -template -child execute(const I0 &i0, const I1 &i1) -{ - return executor()(boost::fusion::make_tuple(boost::cref(i0), boost::cref(i1))); -} - -template -child execute(const I0 &i0, const I1 &i1, const I2 &i2) -{ - return executor()(boost::fusion::make_tuple(boost::cref(i0), boost::cref(i1), boost::cref(i2))); -} - -template -child execute(const I0 &i0, const I1 &i1, const I2 &i2, const I3 &i3) -{ - return executor()(boost::fusion::make_tuple(boost::cref(i0), boost::cref(i1), boost::cref(i2), boost::cref(i3))); -} - -template -child execute(const I0 &i0, const I1 &i1, const I2 &i2, const I3 &i3, const I4 &i4) -{ - return executor()(boost::fusion::make_tuple(boost::cref(i0), boost::cref(i1), boost::cref(i2), boost::cref(i3), boost::cref(i4))); -} - -template -child execute(const I0 &i0, const I1 &i1, const I2 &i2, const I3 &i3, const I4 &i4, const I5 &i5) -{ - return executor()(boost::fusion::make_tuple(boost::cref(i0), boost::cref(i1), boost::cref(i2), boost::cref(i3), boost::cref(i4), boost::cref(i5))); -} - -template -child execute(const I0 &i0, const I1 &i1, const I2 &i2, const I3 &i3, const I4 &i4, const I5 &i5, const I6 &i6) -{ - return executor()(boost::fusion::make_tuple(boost::cref(i0), boost::cref(i1), boost::cref(i2), boost::cref(i3), boost::cref(i4), boost::cref(i5), boost::cref(i6))); -} - -template -child execute(const I0 &i0, const I1 &i1, const I2 &i2, const I3 &i3, const I4 &i4, const I5 &i5, const I6 &i6, const I7 &i7) -{ - return executor()(boost::fusion::make_tuple(boost::cref(i0), boost::cref(i1), boost::cref(i2), boost::cref(i3), boost::cref(i4), boost::cref(i5), boost::cref(i6), boost::cref(i7))); -} - -template -child execute(const I0 &i0, const I1 &i1, const I2 &i2, const I3 &i3, const I4 &i4, const I5 &i5, const I6 &i6, const I7 &i7, const I8 &i8) -{ - return executor()(boost::fusion::make_tuple(boost::cref(i0), boost::cref(i1), boost::cref(i2), boost::cref(i3), boost::cref(i4), boost::cref(i5), boost::cref(i6), boost::cref(i7), boost::cref(i8))); -} - -template -child execute(const I0 &i0, const I1 &i1, const I2 &i2, const I3 &i3, const I4 &i4, const I5 &i5, const I6 &i6, const I7 &i7, const I8 &i8, const I9 &i9) -{ - return executor()(boost::fusion::make_tuple(boost::cref(i0), boost::cref(i1), boost::cref(i2), boost::cref(i3), boost::cref(i4), boost::cref(i5), boost::cref(i6), boost::cref(i7), boost::cref(i8), boost::cref(i9))); -} - -}}} - -#endif diff --git a/dep/process/boost/process/posix/executor.hpp b/dep/process/boost/process/posix/executor.hpp deleted file mode 100644 index a3e81f12..00000000 --- a/dep/process/boost/process/posix/executor.hpp +++ /dev/null @@ -1,120 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_EXECUTOR_HPP -#define BOOST_PROCESS_POSIX_EXECUTOR_HPP - -#include -#include -#include -#include -#include - -namespace boost { namespace process { namespace posix { - -struct executor -{ - executor() : exe(0), cmd_line(0), env(0) {} - - struct call_on_fork_setup - { - executor &e_; - - call_on_fork_setup(executor &e) : e_(e) {} - - template - void operator()(const Arg &arg) const - { - arg.on_fork_setup(e_); - } - }; - - struct call_on_fork_error - { - executor &e_; - - call_on_fork_error(executor &e) : e_(e) {} - - template - void operator()(Arg &arg) const - { - arg.on_fork_error(e_); - } - }; - - struct call_on_fork_success - { - executor &e_; - - call_on_fork_success(executor &e) : e_(e) {} - - template - void operator()(Arg &arg) const - { - arg.on_fork_success(e_); - } - }; - - struct call_on_exec_setup - { - executor &e_; - - call_on_exec_setup(executor &e) : e_(e) {} - - template - void operator()(Arg &arg) const - { - arg.on_exec_setup(e_); - } - }; - - struct call_on_exec_error - { - executor &e_; - - call_on_exec_error(executor &e) : e_(e) {} - - template - void operator()(Arg &arg) const - { - arg.on_exec_error(e_); - } - }; - - template - child operator()(const InitializerSequence &seq) - { - boost::fusion::for_each(seq, call_on_fork_setup(*this)); - - pid_t pid = ::fork(); - if (pid == -1) - { - boost::fusion::for_each(seq, call_on_fork_error(*this)); - } - else if (pid == 0) - { - boost::fusion::for_each(seq, call_on_exec_setup(*this)); - ::execve(exe, cmd_line, env); - boost::fusion::for_each(seq, call_on_exec_error(*this)); - _exit(EXIT_FAILURE); - } - - boost::fusion::for_each(seq, call_on_fork_success(*this)); - - return child(pid); - } - - const char *exe; - char **cmd_line; - char **env; -}; - -}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers.hpp b/dep/process/boost/process/posix/initializers.hpp deleted file mode 100644 index 78295c14..00000000 --- a/dep/process/boost/process/posix/initializers.hpp +++ /dev/null @@ -1,39 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_HPP - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#endif diff --git a/dep/process/boost/process/posix/initializers/bind_fd.hpp b/dep/process/boost/process/posix/initializers/bind_fd.hpp deleted file mode 100644 index 851b7ef3..00000000 --- a/dep/process/boost/process/posix/initializers/bind_fd.hpp +++ /dev/null @@ -1,43 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_BIND_FD_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_BIND_FD_HPP - -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -template -class bind_fd_ : public initializer_base -{ -public: - bind_fd_(int id, const FileDescriptor &fd) : id_(id), fd_(fd) {} - - template - void on_exec_setup(PosixExecutor&) const - { - ::dup2(fd_.handle(), id_); - } - -private: - int id_; - FileDescriptor fd_; -}; - -template -bind_fd_ bind_fd(int id, const FileDescriptor &fd) -{ - return bind_fd_(id, fd); -} - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/bind_stderr.hpp b/dep/process/boost/process/posix/initializers/bind_stderr.hpp deleted file mode 100644 index be767bf2..00000000 --- a/dep/process/boost/process/posix/initializers/bind_stderr.hpp +++ /dev/null @@ -1,37 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_BIND_STDERR_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_BIND_STDERR_HPP - -#include -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -class bind_stderr : public initializer_base -{ -public: - explicit bind_stderr(const boost::iostreams::file_descriptor_sink &sink) - : sink_(sink) {} - - template - void on_exec_setup(PosixExecutor&) const - { - ::dup2(sink_.handle(), STDERR_FILENO); - } - -private: - boost::iostreams::file_descriptor_sink sink_; -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/bind_stdin.hpp b/dep/process/boost/process/posix/initializers/bind_stdin.hpp deleted file mode 100644 index b592d6f8..00000000 --- a/dep/process/boost/process/posix/initializers/bind_stdin.hpp +++ /dev/null @@ -1,37 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_BIND_STDIN_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_BIND_STDIN_HPP - -#include -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -class bind_stdin : public initializer_base -{ -public: - explicit bind_stdin(const boost::iostreams::file_descriptor_source &source) - : source_(source) {} - - template - void on_exec_setup(PosixExecutor&) const - { - ::dup2(source_.handle(), STDIN_FILENO); - } - -private: - boost::iostreams::file_descriptor_source source_; -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/bind_stdout.hpp b/dep/process/boost/process/posix/initializers/bind_stdout.hpp deleted file mode 100644 index a2c316d9..00000000 --- a/dep/process/boost/process/posix/initializers/bind_stdout.hpp +++ /dev/null @@ -1,37 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_BIND_STDOUT_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_BIND_STDOUT_HPP - -#include -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -class bind_stdout : public initializer_base -{ -public: - explicit bind_stdout(const boost::iostreams::file_descriptor_sink &sink) - : sink_(sink) {} - - template - void on_exec_setup(PosixExecutor&) const - { - ::dup2(sink_.handle(), STDOUT_FILENO); - } - -private: - boost::iostreams::file_descriptor_sink sink_; -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/close_fd.hpp b/dep/process/boost/process/posix/initializers/close_fd.hpp deleted file mode 100644 index fd516e41..00000000 --- a/dep/process/boost/process/posix/initializers/close_fd.hpp +++ /dev/null @@ -1,35 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_CLOSE_FD_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_CLOSE_FD_HPP - -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -class close_fd : public initializer_base -{ -public: - explicit close_fd(int fd) : fd_(fd) {} - - template - void on_exec_setup(PosixExecutor&) const - { - ::close(fd_); - } - -private: - int fd_; -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/close_fds.hpp b/dep/process/boost/process/posix/initializers/close_fds.hpp deleted file mode 100644 index 2fa33850..00000000 --- a/dep/process/boost/process/posix/initializers/close_fds.hpp +++ /dev/null @@ -1,43 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_CLOSE_FDS_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_CLOSE_FDS_HPP - -#include -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -template -class close_fds_ : public initializer_base -{ -public: - explicit close_fds_(const Range &fds) : fds_(fds) {} - - template - void on_exec_setup(PosixExecutor&) const - { - boost::for_each(fds_, ::close); - } - -private: - Range fds_; -}; - -template -close_fds_ close_fds(const Range &fds) -{ - return close_fds_(fds); -} - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/close_fds_if.hpp b/dep/process/boost/process/posix/initializers/close_fds_if.hpp deleted file mode 100644 index fb3a651d..00000000 --- a/dep/process/boost/process/posix/initializers/close_fds_if.hpp +++ /dev/null @@ -1,80 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_CLOSE_FDS_IF_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_CLOSE_FDS_IF_HPP - -#include -#include -#include -#include -#include -#include -#include -#include - -#ifndef BOOST_PROCESS_POSIX_MAX_FD -# define BOOST_PROCESS_POSIX_MAX_FD 32 -#endif - -namespace boost { namespace process { namespace posix { namespace initializers { - -template -class close_fds_if_ : public initializer_base -{ -private: - static void close(int fd) - { - ::fcntl(fd, F_SETFD, FD_CLOEXEC); - } - -public: - explicit close_fds_if_(const Predicate &pred) : pred_(pred) {} - - template - void on_exec_setup(PosixExecutor&) const - { - boost::for_each( - boost::adaptors::filter( - boost::counting_range(0, upper_bound()), - pred_ - ), - close - ); - } - -private: - static int upper_bound() - { - int up; -#if defined(F_MAXFD) - do - { - up = ::fcntl(0, F_MAXFD); - } while (up == -1 && errno == EINTR); - if (up == -1) -#endif - up = ::sysconf(_SC_OPEN_MAX); - if (up == -1) - up = BOOST_PROCESS_POSIX_MAX_FD; - return up; - } - - Predicate pred_; -}; - -template -close_fds_if_ close_fds_if(const Predicate &pred) -{ - return close_fds_if_(pred); -} - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/close_stderr.hpp b/dep/process/boost/process/posix/initializers/close_stderr.hpp deleted file mode 100644 index 1a4c2ad0..00000000 --- a/dep/process/boost/process/posix/initializers/close_stderr.hpp +++ /dev/null @@ -1,30 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_CLOSE_STDERR_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_CLOSE_STDERR_HPP - -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -class close_stderr : public initializer_base -{ -public: - template - void on_exec_setup(PosixExecutor&) const - { - ::close(STDERR_FILENO); - } -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/close_stdin.hpp b/dep/process/boost/process/posix/initializers/close_stdin.hpp deleted file mode 100644 index 021c3ec5..00000000 --- a/dep/process/boost/process/posix/initializers/close_stdin.hpp +++ /dev/null @@ -1,30 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_CLOSE_STDIN_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_CLOSE_STDIN_HPP - -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -class close_stdin : public initializer_base -{ -public: - template - void on_exec_setup(PosixExecutor&) const - { - ::close(STDIN_FILENO); - } -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/close_stdout.hpp b/dep/process/boost/process/posix/initializers/close_stdout.hpp deleted file mode 100644 index cfab7d1d..00000000 --- a/dep/process/boost/process/posix/initializers/close_stdout.hpp +++ /dev/null @@ -1,30 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_CLOSE_STDOUT_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_CLOSE_STDOUT_HPP - -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -class close_stdout : public initializer_base -{ -public: - template - void on_exec_setup(PosixExecutor&) const - { - ::close(STDOUT_FILENO); - } -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/hide_console.hpp b/dep/process/boost/process/posix/initializers/hide_console.hpp deleted file mode 100644 index 20d527b4..00000000 --- a/dep/process/boost/process/posix/initializers/hide_console.hpp +++ /dev/null @@ -1,24 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_HIDE_CONSOLE_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_HIDE_CONSOLE_HPP - -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -class hide_console : public initializer_base -{ -public: -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/inherit_env.hpp b/dep/process/boost/process/posix/initializers/inherit_env.hpp deleted file mode 100644 index bc73c857..00000000 --- a/dep/process/boost/process/posix/initializers/inherit_env.hpp +++ /dev/null @@ -1,36 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_INHERIT_ENV_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_INHERIT_ENV_HPP - -#include -// From -#if defined(__APPLE__) && defined(__DYNAMIC__) -extern "C" { extern char ***_NSGetEnviron(void); } -# define environ (*_NSGetEnviron()) -#else -# include -#endif - -namespace boost { namespace process { namespace posix { namespace initializers { - -class inherit_env : public initializer_base -{ -public: - template - void on_fork_setup(PosixExecutor &e) const - { - e.env = environ; - } -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/initializer_base.hpp b/dep/process/boost/process/posix/initializers/initializer_base.hpp deleted file mode 100644 index 775f00e4..00000000 --- a/dep/process/boost/process/posix/initializers/initializer_base.hpp +++ /dev/null @@ -1,35 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_INITIALIZER_BASE_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_INITIALIZER_BASE_HPP - -namespace boost { namespace process { namespace posix { namespace initializers { - -struct initializer_base -{ - template - void on_fork_setup(PosixExecutor&) const {} - - template - void on_fork_error(PosixExecutor&) const {} - - template - void on_fork_success(PosixExecutor&) const {} - - template - void on_exec_setup(PosixExecutor&) const {} - - template - void on_exec_error(PosixExecutor&) const {} -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/notify_io_service.hpp b/dep/process/boost/process/posix/initializers/notify_io_service.hpp deleted file mode 100644 index d94f674c..00000000 --- a/dep/process/boost/process/posix/initializers/notify_io_service.hpp +++ /dev/null @@ -1,55 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_NOTIFY_IO_SERVICE_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_NOTIFY_IO_SERVICE_HPP - -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -template -class notify_io_service_ : public initializer_base -{ -public: - explicit notify_io_service_(IOService &io_service) : - io_service_(io_service) {} - - template - void on_fork_setup(PosixExecutor&) const - { - io_service_.notify_fork(IOService::fork_prepare); - } - - template - void on_fork_success(PosixExecutor&) const - { - io_service_.notify_fork(IOService::fork_parent); - } - - template - void on_exec_setup(PosixExecutor&) const - { - io_service_.notify_fork(IOService::fork_child); - } - -private: - IOService &io_service_; -}; - -template -notify_io_service_ notify_io_service(IOService &io_service) -{ - return notify_io_service_(io_service); -} - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/on_exec_error.hpp b/dep/process/boost/process/posix/initializers/on_exec_error.hpp deleted file mode 100644 index 63b56def..00000000 --- a/dep/process/boost/process/posix/initializers/on_exec_error.hpp +++ /dev/null @@ -1,42 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_ON_EXEC_ERROR_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_ON_EXEC_ERROR_HPP - -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -template -class on_exec_error_ : public initializer_base -{ -public: - explicit on_exec_error_(Handler handler) : handler_(handler) {} - - template - void on_exec_error(PosixExecutor &e) const - { - handler_(e); - } - -private: - Handler handler_; -}; - -template -on_exec_error_ on_exec_error(Handler handler) -{ - return on_exec_error_(handler); -} - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/on_exec_setup.hpp b/dep/process/boost/process/posix/initializers/on_exec_setup.hpp deleted file mode 100644 index 50f5f373..00000000 --- a/dep/process/boost/process/posix/initializers/on_exec_setup.hpp +++ /dev/null @@ -1,42 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_ON_EXEC_SETUP_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_ON_EXEC_SETUP_HPP - -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -template -class on_exec_setup_ : public initializer_base -{ -public: - explicit on_exec_setup_(Handler handler) : handler_(handler) {} - - template - void on_exec_setup(PosixExecutor &e) const - { - handler_(e); - } - -private: - Handler handler_; -}; - -template -on_exec_setup_ on_exec_setup(Handler handler) -{ - return on_exec_setup_(handler); -} - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/on_fork_error.hpp b/dep/process/boost/process/posix/initializers/on_fork_error.hpp deleted file mode 100644 index 42ecf1aa..00000000 --- a/dep/process/boost/process/posix/initializers/on_fork_error.hpp +++ /dev/null @@ -1,42 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_ON_FORK_ERROR_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_ON_FORK_ERROR_HPP - -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -template -class on_fork_error_ : public initializer_base -{ -public: - explicit on_fork_error_(Handler handler) : handler_(handler) {} - - template - void on_fork_error(PosixExecutor &e) const - { - handler_(e); - } - -private: - Handler handler_; -}; - -template -on_fork_error_ on_fork_error(Handler handler) -{ - return on_fork_error_(handler); -} - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/on_fork_setup.hpp b/dep/process/boost/process/posix/initializers/on_fork_setup.hpp deleted file mode 100644 index c0c5b068..00000000 --- a/dep/process/boost/process/posix/initializers/on_fork_setup.hpp +++ /dev/null @@ -1,42 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_ON_FORK_SETUP_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_ON_FORK_SETUP_HPP - -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -template -class on_fork_setup_ : public initializer_base -{ -public: - explicit on_fork_setup_(Handler handler) : handler_(handler) {} - - template - void on_fork_setup(PosixExecutor &e) const - { - handler_(e); - } - -private: - Handler handler_; -}; - -template -on_fork_setup_ on_fork_setup(Handler handler) -{ - return on_fork_setup_(handler); -} - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/on_fork_success.hpp b/dep/process/boost/process/posix/initializers/on_fork_success.hpp deleted file mode 100644 index 01c9b12d..00000000 --- a/dep/process/boost/process/posix/initializers/on_fork_success.hpp +++ /dev/null @@ -1,42 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_ON_FORK_SUCCESS_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_ON_FORK_SUCCESS_HPP - -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -template -class on_fork_success_ : public initializer_base -{ -public: - explicit on_fork_success_(Handler handler) : handler_(handler) {} - - template - void on_fork_success(PosixExecutor &e) const - { - handler_(e); - } - -private: - Handler handler_; -}; - -template -on_fork_success_ on_fork_success(Handler handler) -{ - return on_fork_success_(handler); -} - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/run_exe.hpp b/dep/process/boost/process/posix/initializers/run_exe.hpp deleted file mode 100644 index 6cceeea8..00000000 --- a/dep/process/boost/process/posix/initializers/run_exe.hpp +++ /dev/null @@ -1,59 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_RUN_EXE_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_RUN_EXE_HPP - -#include -#include -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -class run_exe_ : public initializer_base -{ -public: - explicit run_exe_(const std::string &s) : s_(s), cmd_line_(new char*[2]) - { - cmd_line_[0] = const_cast(s_.c_str()); - cmd_line_[1] = 0; - } - - template - void on_exec_setup(PosixExecutor &e) const - { - e.exe = s_.c_str(); - if (!e.cmd_line) - e.cmd_line = cmd_line_.get(); - } - -private: - std::string s_; - boost::shared_array cmd_line_; -}; - -inline run_exe_ run_exe(const char *s) -{ - return run_exe_(s); -} - -inline run_exe_ run_exe(const std::string &s) -{ - return run_exe_(s); -} - -inline run_exe_ run_exe(const boost::filesystem::path &p) -{ - return run_exe_(p.string()); -} - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/set_args.hpp b/dep/process/boost/process/posix/initializers/set_args.hpp deleted file mode 100644 index 294926dc..00000000 --- a/dep/process/boost/process/posix/initializers/set_args.hpp +++ /dev/null @@ -1,57 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_SET_ARGS_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_SET_ARGS_HPP - -#include -#include -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -template -class set_args_ : public initializer_base -{ -private: - static char *c_str(const std::string &s) - { - return const_cast(s.c_str()); - } - -public: - explicit set_args_(const Range &args) - { - args_.reset(new char*[args.size() + 1]); - boost::transform(args, args_.get(), c_str); - args_[args.size()] = 0; - } - - template - void on_exec_setup(PosixExecutor &e) const - { - e.cmd_line = args_.get(); - if (!e.exe && *args_[0]) - e.exe = args_[0]; - } - -private: - boost::shared_array args_; -}; - -template -set_args_ set_args(const Range &range) -{ - return set_args_(range); -} - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/set_cmd_line.hpp b/dep/process/boost/process/posix/initializers/set_cmd_line.hpp deleted file mode 100644 index 0f59d253..00000000 --- a/dep/process/boost/process/posix/initializers/set_cmd_line.hpp +++ /dev/null @@ -1,54 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_SET_CMD_LINE_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_SET_CMD_LINE_HPP - -#include -#include -#include -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -class set_cmd_line : public initializer_base -{ -private: - static char *c_str(const std::string &s) - { - return const_cast(s.c_str()); - } - -public: - explicit set_cmd_line(const std::string &s) - { - typedef boost::tokenizer > tokenizer; - boost::escaped_list_separator sep('\\', ' ', '\"'); - tokenizer tok(s, sep); - args_.assign(tok.begin(), tok.end()); - cmd_line_.reset(new char*[args_.size() + 1]); - boost::transform(args_, cmd_line_.get(), c_str); - cmd_line_[args_.size()] = 0; - } - - template - void on_exec_setup(PosixExecutor &e) const - { - e.cmd_line = cmd_line_.get(); - } - -private: - std::vector args_; - boost::shared_array cmd_line_; -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/set_env.hpp b/dep/process/boost/process/posix/initializers/set_env.hpp deleted file mode 100644 index 76649184..00000000 --- a/dep/process/boost/process/posix/initializers/set_env.hpp +++ /dev/null @@ -1,54 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_SET_ENV_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_SET_ENV_HPP - -#include -#include -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -template -class set_env_ : public initializer_base -{ -private: - static char *get_ptr(const std::string &s) - { - return const_cast(s.c_str()); - } - -public: - explicit set_env_(const Range &envs) : env_(new char*[envs.size() + 1]) - { - boost::transform(envs, env_.get(), get_ptr); - env_[envs.size()] = 0; - } - - template - void on_fork_setup(PosixExecutor &e) const - { - e.env = env_.get(); - } - -private: - boost::shared_array env_; -}; - -template -set_env_ set_env(const Range &envs) -{ - return set_env_(envs); -} - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/set_on_error.hpp b/dep/process/boost/process/posix/initializers/set_on_error.hpp deleted file mode 100644 index c01a816e..00000000 --- a/dep/process/boost/process/posix/initializers/set_on_error.hpp +++ /dev/null @@ -1,95 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_SET_ON_ERROR_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_SET_ON_ERROR_HPP - -#include -#include -#include -#include -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -class set_on_error : public initializer_base -{ -public: - explicit set_on_error(boost::system::error_code &ec) : ec_(ec) {} - - template - void on_fork_setup(PosixExecutor&) const - { - if (::pipe(fds_) == -1) - BOOST_PROCESS_RETURN_LAST_SYSTEM_ERROR(ec_); - if (::fcntl(fds_[1], F_SETFD, FD_CLOEXEC) == -1) - { - BOOST_PROCESS_RETURN_LAST_SYSTEM_ERROR(ec_); - ::close(fds_[0]); - ::close(fds_[1]); - } - } - - template - void on_fork_error(PosixExecutor&) const - { - if (!ec_) - { - BOOST_PROCESS_RETURN_LAST_SYSTEM_ERROR(ec_); - ::close(fds_[0]); - ::close(fds_[1]); - } - } - - template - void on_fork_success(PosixExecutor&) const - { - if (!ec_) - { - ::close(fds_[1]); - int code; - if (::read(fds_[0], &code, sizeof(int)) > 0) - { - ec_ = boost::system::error_code(code, - boost::system::system_category()); - } - ::close(fds_[0]); - } - } - - template - void on_exec_setup(PosixExecutor&) const - { - if (!ec_) - { - ::close(fds_[0]); - } - } - - template - void on_exec_error(PosixExecutor&) const - { - if (!ec_) - { - int e = errno; - while (::write(fds_[1], &e, sizeof(int)) == -1 && errno == EINTR) - ; - ::close(fds_[1]); - } - } - -private: - boost::system::error_code &ec_; - mutable int fds_[2]; -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/start_in_dir.hpp b/dep/process/boost/process/posix/initializers/start_in_dir.hpp deleted file mode 100644 index 187b5a31..00000000 --- a/dep/process/boost/process/posix/initializers/start_in_dir.hpp +++ /dev/null @@ -1,36 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_START_IN_DIR_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_START_IN_DIR_HPP - -#include -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -class start_in_dir : public initializer_base -{ -public: - explicit start_in_dir(const std::string &s) : s_(s) {} - - template - void on_exec_setup(PosixExecutor&) const - { - ::chdir(s_.c_str()); - } - -private: - std::string s_; -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/initializers/throw_on_error.hpp b/dep/process/boost/process/posix/initializers/throw_on_error.hpp deleted file mode 100644 index 7734c19e..00000000 --- a/dep/process/boost/process/posix/initializers/throw_on_error.hpp +++ /dev/null @@ -1,90 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_INITIALIZERS_THROW_ON_ERROR_HPP -#define BOOST_PROCESS_POSIX_INITIALIZERS_THROW_ON_ERROR_HPP - -#include -#include -#include -#include -#include -#include -#include - -namespace boost { namespace process { namespace posix { namespace initializers { - -class throw_on_error : public initializer_base -{ -public: - template - void on_fork_setup(PosixExecutor&) const - { - if (::pipe(fds_) == -1) - BOOST_PROCESS_THROW_LAST_SYSTEM_ERROR("pipe(2) failed"); - if (::fcntl(fds_[1], F_SETFD, FD_CLOEXEC) == -1) - { - int e = errno; - ::close(fds_[0]); - ::close(fds_[1]); - BOOST_PROCESS_THROW(boost::system::system_error( - boost::system::error_code(e, boost::system::system_category()), - BOOST_PROCESS_SOURCE_LOCATION "fcntl(2) failed")); - } - } - - template - void on_fork_error(PosixExecutor&) const - { - int e = errno; - ::close(fds_[0]); - ::close(fds_[1]); - BOOST_PROCESS_THROW(boost::system::system_error( - boost::system::error_code(e, boost::system::system_category()), - BOOST_PROCESS_SOURCE_LOCATION "fork(2) failed")); - } - - template - void on_fork_success(PosixExecutor&) const - { - ::close(fds_[1]); - int code; - if (::read(fds_[0], &code, sizeof(int)) > 0) - { - ::close(fds_[0]); - BOOST_PROCESS_THROW(boost::system::system_error( - boost::system::error_code(code, - boost::system::system_category()), - BOOST_PROCESS_SOURCE_LOCATION "execve(2) failed")); - } - ::close(fds_[0]); - } - - template - void on_exec_setup(PosixExecutor&) const - { - ::close(fds_[0]); - } - - template - void on_exec_error(PosixExecutor&) const - { - int e = errno; - while (::write(fds_[1], &e, sizeof(int)) == -1 && errno == EINTR) - ; - ::close(fds_[1]); - } - -private: - mutable int fds_[2]; -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/posix/pipe.hpp b/dep/process/boost/process/posix/pipe.hpp deleted file mode 100644 index ca5b2944..00000000 --- a/dep/process/boost/process/posix/pipe.hpp +++ /dev/null @@ -1,30 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_PIPE_HPP -#define BOOST_PROCESS_POSIX_PIPE_HPP - -namespace boost { namespace process { namespace posix { - -struct pipe -{ - int source; - int sink; - - pipe(int source, int sink) : source(source), sink(sink) {} -}; - -inline pipe make_pipe(int source, int sink) -{ - return pipe(source, sink); -} - -}}} - -#endif diff --git a/dep/process/boost/process/posix/search_path.hpp b/dep/process/boost/process/posix/search_path.hpp deleted file mode 100644 index 6dc2bea0..00000000 --- a/dep/process/boost/process/posix/search_path.hpp +++ /dev/null @@ -1,53 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_SEARCH_PATH_HPP -#define BOOST_PROCESS_POSIX_SEARCH_PATH_HPP - -#include -#include -#include -#include -#include -#include -#include - -namespace boost { namespace process { namespace posix { - -inline std::string search_path(const std::string &filename, - std::string path = "") -{ - if (path.empty()) - { - path = ::getenv("PATH"); - if (path.empty()) - BOOST_PROCESS_THROW(std::runtime_error( - "Environment variable PATH not found")); - } - - std::string result; - typedef boost::tokenizer > tokenizer; - boost::char_separator sep(":"); - tokenizer tok(path, sep); - for (tokenizer::iterator it = tok.begin(); it != tok.end(); ++it) - { - boost::filesystem::path p = *it; - p /= filename; - if (!::access(p.c_str(), X_OK)) - { - result = p.string(); - break; - } - } - return result; -} - -}}} - -#endif diff --git a/dep/process/boost/process/posix/shell_path.hpp b/dep/process/boost/process/posix/shell_path.hpp deleted file mode 100644 index 3e21e757..00000000 --- a/dep/process/boost/process/posix/shell_path.hpp +++ /dev/null @@ -1,32 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_SHELL_PATH_HPP -#define BOOST_PROCESS_POSIX_SHELL_PATH_HPP - -#include -#include -#include - -namespace boost { namespace process { namespace posix { - -inline boost::filesystem::path shell_path() -{ - return "/bin/sh"; -} - -inline boost::filesystem::path shell_path(boost::system::error_code &ec) -{ - ec.clear(); - return "/bin/sh"; -} - -}}} - -#endif diff --git a/dep/process/boost/process/posix/terminate.hpp b/dep/process/boost/process/posix/terminate.hpp deleted file mode 100644 index 9be087df..00000000 --- a/dep/process/boost/process/posix/terminate.hpp +++ /dev/null @@ -1,37 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_TERMINATE_HPP -#define BOOST_PROCESS_POSIX_TERMINATE_HPP - -#include -#include -#include - -namespace boost { namespace process { namespace posix { - -template -void terminate(const Process &p) -{ - if (::kill(p.pid, SIGKILL) == -1) - BOOST_PROCESS_THROW_LAST_SYSTEM_ERROR("kill(2) failed"); -} - -template -void terminate(const Process &p, boost::system::error_code &ec) -{ - if (::kill(p.pid, SIGKILL) == -1) - BOOST_PROCESS_RETURN_LAST_SYSTEM_ERROR(ec); - else - ec.clear(); -} - -}}} - -#endif diff --git a/dep/process/boost/process/posix/wait_for_exit.hpp b/dep/process/boost/process/posix/wait_for_exit.hpp deleted file mode 100644 index d2b946c2..00000000 --- a/dep/process/boost/process/posix/wait_for_exit.hpp +++ /dev/null @@ -1,52 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_POSIX_WAIT_FOR_EXIT_HPP -#define BOOST_PROCESS_POSIX_WAIT_FOR_EXIT_HPP - -#include -#include -#include -#include - -namespace boost { namespace process { namespace posix { - -template -inline int wait_for_exit(const Process &p) -{ - pid_t ret; - int status; - do - { - ret = ::waitpid(p.pid, &status, 0); - } while ((ret == -1 && errno == EINTR) || (ret != -1 && !WIFEXITED(status))); - if (ret == -1) - BOOST_PROCESS_THROW_LAST_SYSTEM_ERROR("waitpid(2) failed"); - return status; -} - -template -inline int wait_for_exit(const Process &p, boost::system::error_code &ec) -{ - pid_t ret; - int status; - do - { - ret = ::waitpid(p.pid, &status, 0); - } while ((ret == -1 && errno == EINTR) || (ret != -1 && !WIFEXITED(status))); - if (ret == -1) - BOOST_PROCESS_RETURN_LAST_SYSTEM_ERROR(ec); - else - ec.clear(); - return status; -} - -}}} - -#endif diff --git a/dep/process/boost/process/search_path.hpp b/dep/process/boost/process/search_path.hpp deleted file mode 100644 index 20bff060..00000000 --- a/dep/process/boost/process/search_path.hpp +++ /dev/null @@ -1,51 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -/** - * \file boost/process/search_path.hpp - * - * Defines a function to search for an executable in path. - */ - -#ifndef BOOST_PROCESS_SEARCH_PATH_HPP -#define BOOST_PROCESS_SEARCH_PATH_HPP - -#include - -#include BOOST_PROCESS_PLATFORM_PROMOTE_PATH(search_path) -BOOST_PROCESS_PLATFORM_PROMOTE_NAMESPACE(search_path) - -#if defined(BOOST_PROCESS_DOXYGEN) -namespace boost { namespace process { - -/** - * Searches for an executable in path. - * - * filename must be a basename including the file extension. - * It must not include any directory separators (like a slash). - * On Windows the file extension may be omitted. The function - * will then try the various file extensions for executables on - * Windows to find filename. - * - * path must be a set of directories. Directories must be - * separated by colons on POSIX and by semicolons on Windows. - * If path is empty, the environment variable PATH is used. - * - * \returns the absolute path to the executable filename or an - * empty string if filename isn't found - * - * \throws std::runtime_error if path is empty and no environment - * variable PATH exists - */ -string_type search_path(const string_type &filename, string_type path = ""); - -}} -#endif - -#endif diff --git a/dep/process/boost/process/shell_path.hpp b/dep/process/boost/process/shell_path.hpp deleted file mode 100644 index 92e9f081..00000000 --- a/dep/process/boost/process/shell_path.hpp +++ /dev/null @@ -1,46 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -/** - * \file boost/process/shell_path.hpp - * - * Defines a function to return the absolute path to a shell executable. - */ - -#ifndef BOOST_PROCESS_SHELL_PATH_HPP -#define BOOST_PROCESS_SHELL_PATH_HPP - -#include - -#include BOOST_PROCESS_PLATFORM_PROMOTE_PATH(shell_path) -BOOST_PROCESS_PLATFORM_PROMOTE_NAMESPACE(shell_path) - -#if defined(BOOST_PROCESS_DOXYGEN) -namespace boost { namespace process { - -/** - * Returns the absolute path to a shell executable. - * - * \returns the path to cmd.exe on Windows and /bin/sh on POSIX. - * - * \throws boost::system::system_error in case of an error - */ -boost::filesystem::path shell_path(); - -/** - * Returns the absolute path to a shell executable. - * - * \returns the path to cmd.exe on Windows and /bin/sh on POSIX. - */ -boost::filesystem::path shell_path(boost::system::error_code &ec); - -}} -#endif - -#endif diff --git a/dep/process/boost/process/terminate.hpp b/dep/process/boost/process/terminate.hpp deleted file mode 100644 index 140eba7e..00000000 --- a/dep/process/boost/process/terminate.hpp +++ /dev/null @@ -1,52 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -/** - * \file boost/process/terminate.hpp - * - * Defines a function to terminate a process. - */ - -#ifndef BOOST_PROCESS_TERMINATE_HPP -#define BOOST_PROCESS_TERMINATE_HPP - -#include - -#include BOOST_PROCESS_PLATFORM_PROMOTE_PATH(terminate) -BOOST_PROCESS_PLATFORM_PROMOTE_NAMESPACE(terminate) - -#if defined(BOOST_PROCESS_DOXYGEN) -namespace boost { namespace process { - -/** - * Terminates a process. - * - * \warning Call this function only as a last resort. The process - * is terminated immediately and forcefully and has no - * chance to close or clean up resources properly. - * - * \throws boost::system::system_error in case of an error - */ -template -void terminate(const Process &p); - -/** - * Terminates a process. - * - * \warning Call this function only as a last resort. The process - * is terminated immediately and forcefully and has no - * chance to close or clean up resources properly. - */ -template -void terminate(const Process &p, boost::system::error_code &ec); - -}} -#endif - -#endif diff --git a/dep/process/boost/process/wait_for_exit.hpp b/dep/process/boost/process/wait_for_exit.hpp deleted file mode 100644 index d9b11869..00000000 --- a/dep/process/boost/process/wait_for_exit.hpp +++ /dev/null @@ -1,58 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -/** - * \file boost/process/wait_for_exit.hpp - * - * Defines a function to wait for a process to exit. - */ - -#ifndef BOOST_PROCESS_WAIT_FOR_EXIT_HPP -#define BOOST_PROCESS_WAIT_FOR_EXIT_HPP - -#include - -#include BOOST_PROCESS_PLATFORM_PROMOTE_PATH(wait_for_exit) -BOOST_PROCESS_PLATFORM_PROMOTE_NAMESPACE(wait_for_exit) - -#if defined(BOOST_PROCESS_DOXYGEN) -namespace boost { namespace process { - -/** - * Waits for a process to exit. - * - * On Window boost::process::wait_for_exit returns the exit code - * of the process. On POSIX the exit status is returned. You must - * use the macro \c WEXITSTATUS (defined in sys/wait.h) to fetch - * the exit code from the exit status. - * - * \note This is a blocking function. - * - * \throws boost::system::system_error in case of an error - */ -template -int_type wait_for_exit(const Process &p); - -/** - * Waits for a process to exit. - * - * On Window boost::process::wait_for_exit returns the exit code - * of the process. On POSIX the exit status is returned. You must - * use the macro \c WEXITSTATUS (defined in sys/wait.h) to fetch - * the exit code from the exit status. - * - * \note This is a blocking function. - */ -template -int_type wait_for_exit(const Process &p, boost::system::error_code &ec); - -}} -#endif - -#endif diff --git a/dep/process/boost/process/windows/child.hpp b/dep/process/boost/process/windows/child.hpp deleted file mode 100644 index 083cd29d..00000000 --- a/dep/process/boost/process/windows/child.hpp +++ /dev/null @@ -1,55 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_CHILD_HPP -#define BOOST_PROCESS_WINDOWS_CHILD_HPP - -#include -#include - -namespace boost { namespace process { namespace windows { - -class child -{ -public: - PROCESS_INFORMATION proc_info; - - explicit child(const PROCESS_INFORMATION &pi) : proc_info(pi) {} - - ~child() - { - ::CloseHandle(proc_info.hProcess); - ::CloseHandle(proc_info.hThread); - } - - child(BOOST_RV_REF(child) c) : proc_info(c.proc_info) - { - c.proc_info.hProcess = INVALID_HANDLE_VALUE; - c.proc_info.hThread = INVALID_HANDLE_VALUE; - } - - child &operator=(BOOST_RV_REF(child) c) - { - ::CloseHandle(proc_info.hProcess); - ::CloseHandle(proc_info.hThread); - proc_info = c.proc_info; - c.proc_info.hProcess = INVALID_HANDLE_VALUE; - c.proc_info.hThread = INVALID_HANDLE_VALUE; - return *this; - } - - HANDLE process_handle() const { return proc_info.hProcess; } - -private: - BOOST_MOVABLE_BUT_NOT_COPYABLE(child); -}; - -}}} - -#endif diff --git a/dep/process/boost/process/windows/create_pipe.hpp b/dep/process/boost/process/windows/create_pipe.hpp deleted file mode 100644 index fe1e4975..00000000 --- a/dep/process/boost/process/windows/create_pipe.hpp +++ /dev/null @@ -1,40 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_CREATE_PIPE_HPP -#define BOOST_PROCESS_WINDOWS_CREATE_PIPE_HPP - -#include -#include -#include -#include - -namespace boost { namespace process { namespace windows { - -inline pipe create_pipe() -{ - HANDLE handles[2]; - if (!::CreatePipe(&handles[0], &handles[1], NULL, 0)) - BOOST_PROCESS_THROW_LAST_SYSTEM_ERROR("CreatePipe() failed"); - return make_pipe(handles[0], handles[1]); -} - -inline pipe create_pipe(boost::system::error_code &ec) -{ - HANDLE handles[2]; - if (!::CreatePipe(&handles[0], &handles[1], NULL, 0)) - BOOST_PROCESS_RETURN_LAST_SYSTEM_ERROR(ec); - else - ec.clear(); - return make_pipe(handles[0], handles[1]); -} - -}}} - -#endif diff --git a/dep/process/boost/process/windows/execute.hpp b/dep/process/boost/process/windows/execute.hpp deleted file mode 100644 index 43067521..00000000 --- a/dep/process/boost/process/windows/execute.hpp +++ /dev/null @@ -1,82 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_EXECUTE_HPP -#define BOOST_PROCESS_WINDOWS_EXECUTE_HPP - -#include -#include -#include -#include - -namespace boost { namespace process { namespace windows { - -template -child execute(const I0 &i0) -{ - return executor()(boost::fusion::make_tuple(boost::cref(i0))); -} - -template -child execute(const I0 &i0, const I1 &i1) -{ - return executor()(boost::fusion::make_tuple(boost::cref(i0), boost::cref(i1))); -} - -template -child execute(const I0 &i0, const I1 &i1, const I2 &i2) -{ - return executor()(boost::fusion::make_tuple(boost::cref(i0), boost::cref(i1), boost::cref(i2))); -} - -template -child execute(const I0 &i0, const I1 &i1, const I2 &i2, const I3 &i3) -{ - return executor()(boost::fusion::make_tuple(boost::cref(i0), boost::cref(i1), boost::cref(i2), boost::cref(i3))); -} - -template -child execute(const I0 &i0, const I1 &i1, const I2 &i2, const I3 &i3, const I4 &i4) -{ - return executor()(boost::fusion::make_tuple(boost::cref(i0), boost::cref(i1), boost::cref(i2), boost::cref(i3), boost::cref(i4))); -} - -template -child execute(const I0 &i0, const I1 &i1, const I2 &i2, const I3 &i3, const I4 &i4, const I5 &i5) -{ - return executor()(boost::fusion::make_tuple(boost::cref(i0), boost::cref(i1), boost::cref(i2), boost::cref(i3), boost::cref(i4), boost::cref(i5))); -} - -template -child execute(const I0 &i0, const I1 &i1, const I2 &i2, const I3 &i3, const I4 &i4, const I5 &i5, const I6 &i6) -{ - return executor()(boost::fusion::make_tuple(boost::cref(i0), boost::cref(i1), boost::cref(i2), boost::cref(i3), boost::cref(i4), boost::cref(i5), boost::cref(i6))); -} - -template -child execute(const I0 &i0, const I1 &i1, const I2 &i2, const I3 &i3, const I4 &i4, const I5 &i5, const I6 &i6, const I7 &i7) -{ - return executor()(boost::fusion::make_tuple(boost::cref(i0), boost::cref(i1), boost::cref(i2), boost::cref(i3), boost::cref(i4), boost::cref(i5), boost::cref(i6), boost::cref(i7))); -} - -template -child execute(const I0 &i0, const I1 &i1, const I2 &i2, const I3 &i3, const I4 &i4, const I5 &i5, const I6 &i6, const I7 &i7, const I8 &i8) -{ - return executor()(boost::fusion::make_tuple(boost::cref(i0), boost::cref(i1), boost::cref(i2), boost::cref(i3), boost::cref(i4), boost::cref(i5), boost::cref(i6), boost::cref(i7), boost::cref(i8))); -} - -template -child execute(const I0 &i0, const I1 &i1, const I2 &i2, const I3 &i3, const I4 &i4, const I5 &i5, const I6 &i6, const I7 &i7, const I8 &i8, const I9 &i9) -{ - return executor()(boost::fusion::make_tuple(boost::cref(i0), boost::cref(i1), boost::cref(i2), boost::cref(i3), boost::cref(i4), boost::cref(i5), boost::cref(i6), boost::cref(i7), boost::cref(i8), boost::cref(i9))); -} - -}}} - -#endif diff --git a/dep/process/boost/process/windows/executor.hpp b/dep/process/boost/process/windows/executor.hpp deleted file mode 100644 index 1560f307..00000000 --- a/dep/process/boost/process/windows/executor.hpp +++ /dev/null @@ -1,130 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_EXECUTOR_HPP -#define BOOST_PROCESS_WINDOWS_EXECUTOR_HPP - -#include -#include -#include - -namespace boost { namespace process { namespace windows { - -struct executor -{ - executor() : exe(0), cmd_line(0), proc_attrs(0), thread_attrs(0), - inherit_handles(FALSE), -#if (_WIN32_WINNT >= 0x0600) - creation_flags(EXTENDED_STARTUPINFO_PRESENT), -#else - creation_flags(0), -#endif - env(0), work_dir(0) -#if (_WIN32_WINNT >= 0x0600) - ,startup_info(startup_info_ex.StartupInfo) -#endif - { -#if (_WIN32_WINNT >= 0x0600) - ZeroMemory(&startup_info_ex, sizeof(STARTUPINFOEX)); - startup_info.cb = sizeof(STARTUPINFOEX); -#else - ZeroMemory(&startup_info, sizeof(STARTUPINFO)); - startup_info.cb = sizeof(STARTUPINFO); -#endif - startup_info.hStdInput = INVALID_HANDLE_VALUE; - startup_info.hStdOutput = INVALID_HANDLE_VALUE; - startup_info.hStdError = INVALID_HANDLE_VALUE; - } - - struct call_on_CreateProcess_setup - { - executor &e_; - - call_on_CreateProcess_setup(executor &e) : e_(e) {} - - template - void operator()(Arg &arg) const - { - arg.on_CreateProcess_setup(e_); - } - }; - - struct call_on_CreateProcess_error - { - executor &e_; - - call_on_CreateProcess_error(executor &e) : e_(e) {} - - template - void operator()(Arg &arg) const - { - arg.on_CreateProcess_error(e_); - } - }; - - struct call_on_CreateProcess_success - { - executor &e_; - - call_on_CreateProcess_success(executor &e) : e_(e) {} - - template - void operator()(Arg &arg) const - { - arg.on_CreateProcess_success(e_); - } - }; - - template - child operator()(const InitializerSequence &seq) - { - boost::fusion::for_each(seq, call_on_CreateProcess_setup(*this)); - - if (!::CreateProcess( - exe, - cmd_line, - proc_attrs, - thread_attrs, - inherit_handles, - creation_flags, - env, - work_dir, - &startup_info, - &proc_info)) - { - boost::fusion::for_each(seq, call_on_CreateProcess_error(*this)); - } - else - { - boost::fusion::for_each(seq, call_on_CreateProcess_success(*this)); - } - - return child(proc_info); - } - - LPCTSTR exe; - LPTSTR cmd_line; - LPSECURITY_ATTRIBUTES proc_attrs; - LPSECURITY_ATTRIBUTES thread_attrs; - BOOL inherit_handles; - DWORD creation_flags; - LPVOID env; - LPCTSTR work_dir; -#if (_WIN32_WINNT >= 0x0600) - STARTUPINFOEX startup_info_ex; - STARTUPINFO &startup_info; -#else - STARTUPINFO startup_info; -#endif - PROCESS_INFORMATION proc_info; -}; - -}}} - -#endif diff --git a/dep/process/boost/process/windows/initializers.hpp b/dep/process/boost/process/windows/initializers.hpp deleted file mode 100644 index 2d7098c0..00000000 --- a/dep/process/boost/process/windows/initializers.hpp +++ /dev/null @@ -1,33 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_HPP -#define BOOST_PROCESS_WINDOWS_INITIALIZERS_HPP - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#endif diff --git a/dep/process/boost/process/windows/initializers/bind_stderr.hpp b/dep/process/boost/process/windows/initializers/bind_stderr.hpp deleted file mode 100644 index de3ee30d..00000000 --- a/dep/process/boost/process/windows/initializers/bind_stderr.hpp +++ /dev/null @@ -1,39 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_BIND_STDERR_HPP -#define BOOST_PROCESS_WINDOWS_INITIALIZERS_BIND_STDERR_HPP - -#include -#include -#include - -namespace boost { namespace process { namespace windows { namespace initializers { - -class bind_stderr : public initializer_base -{ -public: - explicit bind_stderr(const boost::iostreams::file_descriptor_sink &sink) : sink_(sink) {} - - template - void on_CreateProcess_setup(WindowsExecutor &e) const - { - ::SetHandleInformation(sink_.handle(), HANDLE_FLAG_INHERIT, HANDLE_FLAG_INHERIT); - e.startup_info.hStdError = sink_.handle(); - e.startup_info.dwFlags |= STARTF_USESTDHANDLES; - e.inherit_handles = true; - } - -private: - boost::iostreams::file_descriptor_sink sink_; -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/windows/initializers/bind_stdin.hpp b/dep/process/boost/process/windows/initializers/bind_stdin.hpp deleted file mode 100644 index 54c942ab..00000000 --- a/dep/process/boost/process/windows/initializers/bind_stdin.hpp +++ /dev/null @@ -1,39 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_BIND_STDIN_HPP -#define BOOST_PROCESS_WINDOWS_INITIALIZERS_BIND_STDIN_HPP - -#include -#include -#include - -namespace boost { namespace process { namespace windows { namespace initializers { - -class bind_stdin : public initializer_base -{ -public: - explicit bind_stdin(const boost::iostreams::file_descriptor_source &source) : source_(source) {} - - template - void on_CreateProcess_setup(WindowsExecutor &e) const - { - ::SetHandleInformation(source_.handle(), HANDLE_FLAG_INHERIT, HANDLE_FLAG_INHERIT); - e.startup_info.hStdInput = source_.handle(); - e.startup_info.dwFlags |= STARTF_USESTDHANDLES; - e.inherit_handles = true; - } - -private: - boost::iostreams::file_descriptor_source source_; -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/windows/initializers/bind_stdout.hpp b/dep/process/boost/process/windows/initializers/bind_stdout.hpp deleted file mode 100644 index c72c05f1..00000000 --- a/dep/process/boost/process/windows/initializers/bind_stdout.hpp +++ /dev/null @@ -1,39 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_BIND_STDOUT_HPP -#define BOOST_PROCESS_WINDOWS_INITIALIZERS_BIND_STDOUT_HPP - -#include -#include -#include - -namespace boost { namespace process { namespace windows { namespace initializers { - -class bind_stdout : public initializer_base -{ -public: - explicit bind_stdout(const boost::iostreams::file_descriptor_sink &sink) : sink_(sink) {} - - template - void on_CreateProcess_setup(WindowsExecutor &e) const - { - ::SetHandleInformation(sink_.handle(), HANDLE_FLAG_INHERIT, HANDLE_FLAG_INHERIT); - e.startup_info.hStdOutput = sink_.handle(); - e.startup_info.dwFlags |= STARTF_USESTDHANDLES; - e.inherit_handles = true; - } - -private: - boost::iostreams::file_descriptor_sink sink_; -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/windows/initializers/close_stderr.hpp b/dep/process/boost/process/windows/initializers/close_stderr.hpp deleted file mode 100644 index 373c097f..00000000 --- a/dep/process/boost/process/windows/initializers/close_stderr.hpp +++ /dev/null @@ -1,31 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_CLOSE_STDERR_HPP -#define BOOST_PROCESS_WINDOWS_INITIALIZERS_CLOSE_STDERR_HPP - -#include -#include - -namespace boost { namespace process { namespace windows { namespace initializers { - -class close_stderr : public initializer_base -{ -public: - template - void on_CreateProcess_setup(WindowsExecutor &e) const - { - e.startup_info.hStdError = INVALID_HANDLE_VALUE; - e.startup_info.dwFlags |= STARTF_USESTDHANDLES; - } -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/windows/initializers/close_stdin.hpp b/dep/process/boost/process/windows/initializers/close_stdin.hpp deleted file mode 100644 index 036b0bb4..00000000 --- a/dep/process/boost/process/windows/initializers/close_stdin.hpp +++ /dev/null @@ -1,31 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_CLOSE_STDIN_HPP -#define BOOST_PROCESS_WINDOWS_INITIALIZERS_CLOSE_STDIN_HPP - -#include -#include - -namespace boost { namespace process { namespace windows { namespace initializers { - -class close_stdin : public initializer_base -{ -public: - template - void on_CreateProcess_setup(WindowsExecutor &e) const - { - e.startup_info.hStdInput = INVALID_HANDLE_VALUE; - e.startup_info.dwFlags |= STARTF_USESTDHANDLES; - } -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/windows/initializers/close_stdout.hpp b/dep/process/boost/process/windows/initializers/close_stdout.hpp deleted file mode 100644 index b58a6000..00000000 --- a/dep/process/boost/process/windows/initializers/close_stdout.hpp +++ /dev/null @@ -1,31 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_CLOSE_STDOUT_HPP -#define BOOST_PROCESS_WINDOWS_INITIALIZERS_CLOSE_STDOUT_HPP - -#include -#include - -namespace boost { namespace process { namespace windows { namespace initializers { - -class close_stdout : public initializer_base -{ -public: - template - void on_CreateProcess_setup(WindowsExecutor &e) const - { - e.startup_info.hStdOutput = INVALID_HANDLE_VALUE; - e.startup_info.dwFlags |= STARTF_USESTDHANDLES; - } -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/windows/initializers/hide_console.hpp b/dep/process/boost/process/windows/initializers/hide_console.hpp deleted file mode 100644 index b01aa026..00000000 --- a/dep/process/boost/process/windows/initializers/hide_console.hpp +++ /dev/null @@ -1,31 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_HIDE_CONSOLE_HPP -#define BOOST_PROCESS_WINDOWS_INITIALIZERS_HIDE_CONSOLE_HPP - -#include -#include - -namespace boost { namespace process { namespace windows { namespace initializers { - -class hide_console : public initializer_base -{ -public: - template - void on_CreateProcess_setup(WindowsExecutor &e) const - { - e.startup_info.dwFlags |= STARTF_USESHOWWINDOW; - e.startup_info.wShowWindow |= SW_HIDE; - } -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/windows/initializers/inherit_env.hpp b/dep/process/boost/process/windows/initializers/inherit_env.hpp deleted file mode 100644 index a2b2eda0..00000000 --- a/dep/process/boost/process/windows/initializers/inherit_env.hpp +++ /dev/null @@ -1,24 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_INHERIT_ENV_HPP -#define BOOST_PROCESS_WINDOWS_INITIALIZERS_INHERIT_ENV_HPP - -#include - -namespace boost { namespace process { namespace windows { namespace initializers { - -class inherit_env : public initializer_base -{ -public: -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/windows/initializers/initializer_base.hpp b/dep/process/boost/process/windows/initializers/initializer_base.hpp deleted file mode 100644 index b98da7b2..00000000 --- a/dep/process/boost/process/windows/initializers/initializer_base.hpp +++ /dev/null @@ -1,29 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_INITIALIZER_BASE_HPP -#define BOOST_PROCESS_WINDOWS_INITIALIZERS_INITIALIZER_BASE_HPP - -namespace boost { namespace process { namespace windows { namespace initializers { - -struct initializer_base -{ - template - void on_CreateProcess_setup(WindowsExecutor&) const {} - - template - void on_CreateProcess_error(WindowsExecutor&) const {} - - template - void on_CreateProcess_success(WindowsExecutor&) const {} -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/windows/initializers/on_CreateProcess_error.hpp b/dep/process/boost/process/windows/initializers/on_CreateProcess_error.hpp deleted file mode 100644 index 71eeada0..00000000 --- a/dep/process/boost/process/windows/initializers/on_CreateProcess_error.hpp +++ /dev/null @@ -1,42 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_ON_CREATEPROCESS_ERROR_HPP -#define BOOST_PROCESS_WINDOWS_INITIALIZERS_ON_CREATEPROCESS_ERROR_HPP - -#include -#include - -namespace boost { namespace process { namespace windows { namespace initializers { - -template -class on_CreateProcess_error_ : public initializer_base -{ -public: - explicit on_CreateProcess_error_(Handler handler) : handler_(handler) {} - - template - void on_CreateProcess_error(WindowsExecutor &e) const - { - handler_(e); - } - -private: - Handler handler_; -}; - -template -on_CreateProcess_error_ on_CreateProcess_error(Handler handler) -{ - return on_CreateProcess_error_(handler); -} - -}}}} - -#endif diff --git a/dep/process/boost/process/windows/initializers/on_CreateProcess_setup.hpp b/dep/process/boost/process/windows/initializers/on_CreateProcess_setup.hpp deleted file mode 100644 index 671fc9ac..00000000 --- a/dep/process/boost/process/windows/initializers/on_CreateProcess_setup.hpp +++ /dev/null @@ -1,42 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_ON_CREATEPROCESS_SETUP_HPP -#define BOOST_PROCESS_WINDOWS_INITIALIZERS_ON_CREATEPROCESS_SETUP_HPP - -#include -#include - -namespace boost { namespace process { namespace windows { namespace initializers { - -template -class on_CreateProcess_setup_ : public initializer_base -{ -public: - explicit on_CreateProcess_setup_(Handler handler) : handler_(handler) {} - - template - void on_CreateProcess_setup(WindowsExecutor &e) const - { - handler_(e); - } - -private: - Handler handler_; -}; - -template -on_CreateProcess_setup_ on_CreateProcess_setup(Handler handler) -{ - return on_CreateProcess_setup_(handler); -} - -}}}} - -#endif diff --git a/dep/process/boost/process/windows/initializers/on_CreateProcess_success.hpp b/dep/process/boost/process/windows/initializers/on_CreateProcess_success.hpp deleted file mode 100644 index 67b3b2bd..00000000 --- a/dep/process/boost/process/windows/initializers/on_CreateProcess_success.hpp +++ /dev/null @@ -1,42 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_ON_CREATEPROCESS_SUCCESS_HPP -#define BOOST_PROCESS_WINDOWS_INITIALIZERS_ON_CREATEPROCESS_SUCCESS_HPP - -#include -#include - -namespace boost { namespace process { namespace windows { namespace initializers { - -template -class on_CreateProcess_success_ : public initializer_base -{ -public: - explicit on_CreateProcess_success_(Handler handler) : handler_(handler) {} - - template - void on_CreateProcess_sucess(WindowsExecutor &e) const - { - handler_(e); - } - -private: - Handler handler_; -}; - -template -on_CreateProcess_success_ on_CreateProcess_success(Handler handler) -{ - return on_CreateProcess_success_(handler); -} - -}}}} - -#endif diff --git a/dep/process/boost/process/windows/initializers/run_exe.hpp b/dep/process/boost/process/windows/initializers/run_exe.hpp deleted file mode 100644 index bfa2b790..00000000 --- a/dep/process/boost/process/windows/initializers/run_exe.hpp +++ /dev/null @@ -1,69 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_RUN_EXE_HPP -#define BOOST_PROCESS_WINDOWS_INITIALIZERS_RUN_EXE_HPP - -#include -#include -#include - -namespace boost { namespace process { namespace windows { namespace initializers { - -template -class run_exe_ : public initializer_base -{ -public: - explicit run_exe_(const String &s) : s_(s) {} - - template - void on_CreateProcess_setup(WindowsExecutor &e) const - { - e.exe = s_.c_str(); - } - -private: - String s_; -}; - -#if defined(_UNICODE) || defined(UNICODE) -inline run_exe_ run_exe(const wchar_t *ws) -{ - return run_exe_(ws); -} - -inline run_exe_ run_exe(const std::wstring &ws) -{ - return run_exe_(ws); -} - -inline run_exe_ run_exe(const boost::filesystem::path &p) -{ - return run_exe_(p.wstring()); -} -#else -inline run_exe_ run_exe(const char *s) -{ - return run_exe_(s); -} - -inline run_exe_ run_exe(const std::string &s) -{ - return run_exe_(s); -} - -inline run_exe_ run_exe(const boost::filesystem::path &p) -{ - return run_exe_(p.string()); -} -#endif - -}}}} - -#endif diff --git a/dep/process/boost/process/windows/initializers/set_args.hpp b/dep/process/boost/process/windows/initializers/set_args.hpp deleted file mode 100644 index 4b3c5b62..00000000 --- a/dep/process/boost/process/windows/initializers/set_args.hpp +++ /dev/null @@ -1,87 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_SET_ARGS_HPP -#define BOOST_PROCESS_WINDOWS_INITIALIZERS_SET_ARGS_HPP - -#include -#include -#include -#include -#include -#include -#include - -namespace boost { namespace process { namespace windows { namespace initializers { - -template -class set_args_ : public initializer_base -{ -private: - typedef typename Range::const_iterator ConstIterator; - typedef typename Range::value_type String; - typedef typename String::value_type Char; - typedef std::basic_ostringstream OStringStream; - -public: - explicit set_args_(const Range &args) - { - ConstIterator it = boost::const_begin(args); - ConstIterator end = boost::const_end(args); - if (it != end) - { - exe_ = *it; - OStringStream os; - for (; it != end; ++it) - { - if (boost::algorithm::contains(*it, - String(1, static_cast(' ')))) - { - os << static_cast('"') << *it << - static_cast('"'); - } - else - { - os << *it; - } - os << static_cast(' '); - } - String s = os.str(); - cmd_line_.reset(new Char[s.size() + 1]); - boost::copy(s, cmd_line_.get()); - cmd_line_[s.size()] = 0; - } - else - { - cmd_line_.reset(new Char[1]()); - } - } - - template - void on_CreateProcess_setup(WindowsExecutor &e) const - { - e.cmd_line = cmd_line_.get(); - if (!e.exe && !exe_.empty()) - e.exe = exe_.c_str(); - } - -private: - boost::shared_array cmd_line_; - String exe_; -}; - -template -set_args_ set_args(const Range &range) -{ - return set_args_(range); -} - -}}}} - -#endif diff --git a/dep/process/boost/process/windows/initializers/set_cmd_line.hpp b/dep/process/boost/process/windows/initializers/set_cmd_line.hpp deleted file mode 100644 index a3d9f6f7..00000000 --- a/dep/process/boost/process/windows/initializers/set_cmd_line.hpp +++ /dev/null @@ -1,68 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_SET_CMD_LINE_HPP -#define BOOST_PROCESS_WINDOWS_INITIALIZERS_SET_CMD_LINE_HPP - -#include -#include -#include -#include - -namespace boost { namespace process { namespace windows { namespace initializers { - -template -class set_cmd_line_ : public initializer_base -{ -private: - typedef typename String::value_type Char; - -public: - explicit set_cmd_line_(const String &s) - : cmd_line_(new Char[s.size() + 1]) - { - boost::copy(s, cmd_line_.get()); - cmd_line_[s.size()] = 0; - } - - template - void on_CreateProcess_setup(WindowsExecutor &e) const - { - e.cmd_line = cmd_line_.get(); - } - -private: - boost::shared_array cmd_line_; -}; - -#if defined(_UNICODE) || defined(UNICODE) -inline set_cmd_line_ set_cmd_line(const wchar_t *ws) -{ - return set_cmd_line_(ws); -} - -inline set_cmd_line_ set_cmd_line(const std::wstring &ws) -{ - return set_cmd_line_(ws); -} -#else -inline set_cmd_line_ set_cmd_line(const char *s) -{ - return set_cmd_line_(s); -} - -inline set_cmd_line_ set_cmd_line(const std::string &s) -{ - return set_cmd_line_(s); -} -#endif - -}}}} - -#endif diff --git a/dep/process/boost/process/windows/initializers/set_env.hpp b/dep/process/boost/process/windows/initializers/set_env.hpp deleted file mode 100644 index 6dfdfc58..00000000 --- a/dep/process/boost/process/windows/initializers/set_env.hpp +++ /dev/null @@ -1,88 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_SET_ENV_HPP -#define BOOST_PROCESS_WINDOWS_INITIALIZERS_SET_ENV_HPP - -#include -#include -#include -#include -#include -#include -#include -#include - -namespace boost { namespace process { namespace windows { namespace initializers { - -template -class set_env_ : public initializer_base -{ -private: - typedef typename Range::value_type String; - typedef typename String::value_type Char; - - static std::size_t add_size(std::size_t size, const String &s) - { - return size + s.size() + 1u; - } - - struct copy - { - Char *it_; - - copy(Char *it) : it_(it) {} - - void operator()(const String &s) - { - it_ = boost::copy(s, it_); - *it_ = 0; - ++it_; - } - }; - -public: - set_env_(const Range &envs) - : size_(boost::accumulate(envs, 0, add_size) + 1), - env_(new Char[size_]) - { - boost::for_each(envs, copy(env_.get())); - env_[size_ - 1] = 0; - } - - template - void on_CreateProcess_setup(WindowsExecutor &e) const - { - e.env = env_.get(); - if (Unicode) - e.creation_flags |= CREATE_UNICODE_ENVIRONMENT; - } - -private: - std::size_t size_; - boost::shared_array env_; -}; - -#if defined(_UNICODE) || defined(UNICODE) -template -set_env_ set_env(const Range &envs) -{ - return set_env_(envs); -} -#else -template -set_env_ set_env(const Range &envs) -{ - return set_env_(envs); -} -#endif - -}}}} - -#endif diff --git a/dep/process/boost/process/windows/initializers/set_on_error.hpp b/dep/process/boost/process/windows/initializers/set_on_error.hpp deleted file mode 100644 index 695ea590..00000000 --- a/dep/process/boost/process/windows/initializers/set_on_error.hpp +++ /dev/null @@ -1,36 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_SET_ON_ERROR_HPP -#define BOOST_PROCESS_WINDOWS_INITIALIZERS_SET_ON_ERROR_HPP - -#include -#include -#include - -namespace boost { namespace process { namespace windows { namespace initializers { - -class set_on_error : public initializer_base -{ -public: - explicit set_on_error(boost::system::error_code &ec) : ec_(ec) {} - - template - void on_CreateProcess_error(WindowsExecutor&) const - { - BOOST_PROCESS_RETURN_LAST_SYSTEM_ERROR(ec_); - } - -private: - boost::system::error_code &ec_; -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/windows/initializers/show_window.hpp b/dep/process/boost/process/windows/initializers/show_window.hpp deleted file mode 100644 index 30461792..00000000 --- a/dep/process/boost/process/windows/initializers/show_window.hpp +++ /dev/null @@ -1,36 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_SHOW_WINDOW_HPP -#define BOOST_PROCESS_WINDOWS_INITIALIZERS_SHOW_WINDOW_HPP - -#include -#include - -namespace boost { namespace process { namespace windows { namespace initializers { - -class show_window : public initializer_base -{ -public: - explicit show_window(WORD flags) : flags_(flags) {} - - template - void on_CreateProcess_setup(WindowsExecutor &e) const - { - e.startup_info.dwFlags |= STARTF_USESHOWWINDOW; - e.startup_info.wShowWindow |= flags_; - } - -private: - WORD flags_; -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/windows/initializers/start_in_dir.hpp b/dep/process/boost/process/windows/initializers/start_in_dir.hpp deleted file mode 100644 index 8dc952ab..00000000 --- a/dep/process/boost/process/windows/initializers/start_in_dir.hpp +++ /dev/null @@ -1,69 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_START_IN_DIR_HPP -#define BOOST_PROCESS_WINDOWS_INITIALIZERS_START_IN_DIR_HPP - -#include -#include -#include - -namespace boost { namespace process { namespace windows { namespace initializers { - -template -class start_in_dir_ : public initializer_base -{ -public: - explicit start_in_dir_(const String &s) : s_(s) {} - - template - void on_CreateProcess_setup(WindowsExecutor &e) const - { - e.work_dir = s_.c_str(); - } - -private: - String s_; -}; - -#if defined(_UNICODE) || defined(UNICODE) -inline start_in_dir_ start_in_dir(const wchar_t *ws) -{ - return start_in_dir_(ws); -} - -inline start_in_dir_ start_in_dir(const std::wstring &ws) -{ - return start_in_dir_(ws); -} - -inline start_in_dir_ start_in_dir(const boost::filesystem::path &p) -{ - return start_in_dir_(p.wstring()); -} -#else -inline start_in_dir_ start_in_dir(const char *s) -{ - return start_in_dir_(s); -} - -inline start_in_dir_ start_in_dir(const std::string &s) -{ - return start_in_dir_(s); -} - -inline start_in_dir_ start_in_dir(const boost::filesystem::path &p) -{ - return start_in_dir_(p.string()); -} -#endif - -}}}} - -#endif diff --git a/dep/process/boost/process/windows/initializers/throw_on_error.hpp b/dep/process/boost/process/windows/initializers/throw_on_error.hpp deleted file mode 100644 index 044fa004..00000000 --- a/dep/process/boost/process/windows/initializers/throw_on_error.hpp +++ /dev/null @@ -1,30 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_INITIALIZERS_THROW_ON_ERROR_HPP -#define BOOST_PROCESS_WINDOWS_INITIALIZERS_THROW_ON_ERROR_HPP - -#include -#include - -namespace boost { namespace process { namespace windows { namespace initializers { - -class throw_on_error : public initializer_base -{ -public: - template - void on_CreateProcess_error(WindowsExecutor&) const - { - BOOST_PROCESS_THROW_LAST_SYSTEM_ERROR("CreateProcess() failed"); - } -}; - -}}}} - -#endif diff --git a/dep/process/boost/process/windows/pipe.hpp b/dep/process/boost/process/windows/pipe.hpp deleted file mode 100644 index fd912afc..00000000 --- a/dep/process/boost/process/windows/pipe.hpp +++ /dev/null @@ -1,32 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_PIPE_HPP -#define BOOST_PROCESS_WINDOWS_PIPE_HPP - -#include - -namespace boost { namespace process { namespace windows { - -struct pipe -{ - HANDLE source; - HANDLE sink; - - pipe(HANDLE source, HANDLE sink) : source(source), sink(sink) {} -}; - -inline pipe make_pipe(HANDLE source, HANDLE sink) -{ - return pipe(source, sink); -} - -}}} - -#endif diff --git a/dep/process/boost/process/windows/search_path.hpp b/dep/process/boost/process/windows/search_path.hpp deleted file mode 100644 index 62bb5f27..00000000 --- a/dep/process/boost/process/windows/search_path.hpp +++ /dev/null @@ -1,104 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_SEARCH_PATH_HPP -#define BOOST_PROCESS_WINDOWS_SEARCH_PATH_HPP - -#include -#include -#include -#include -#include -#include -#include -#include -#include - -namespace boost { namespace process { namespace windows { - -#if defined(_UNICODE) || defined(UNICODE) -inline std::wstring search_path(const std::wstring &filename, - std::wstring path = L"") -{ - if (path.empty()) - { - path = ::_wgetenv(L"PATH"); - if (path.empty()) - BOOST_PROCESS_THROW(std::runtime_error( - "Environment variable PATH not found")); - } - - typedef boost::tokenizer, - std::wstring::const_iterator, std::wstring> tokenizer; - boost::char_separator sep(L";"); - tokenizer tok(path, sep); - for (tokenizer::iterator it = tok.begin(); it != tok.end(); ++it) - { - boost::filesystem::path p = *it; - p /= filename; - boost::array extensions = - { L"", L".exe", L".com", L".bat" }; - for (boost::array::iterator it2 = extensions.begin(); - it2 != extensions.end(); ++it2) - { - boost::filesystem::path p2 = p; - p2 += *it2; - boost::system::error_code ec; - bool file = boost::filesystem::is_regular_file(p2, ec); - if (!ec && file && - SHGetFileInfoW(p2.c_str(), 0, 0, 0, SHGFI_EXETYPE)) - { - return p2.wstring(); - } - } - } - return L""; -} -#else -inline std::string search_path(const std::string &filename, - std::string path = "") -{ - if (path.empty()) - { - path = ::getenv("PATH"); - if (path.empty()) - BOOST_PROCESS_THROW(std::runtime_error( - "Environment variable PATH not found")); - } - - typedef boost::tokenizer > tokenizer; - boost::char_separator sep(";"); - tokenizer tok(path, sep); - for (tokenizer::iterator it = tok.begin(); it != tok.end(); ++it) - { - boost::filesystem::path p = *it; - p /= filename; - boost::array extensions = - { "", ".exe", ".com", ".bat" }; - for (boost::array::iterator it2 = extensions.begin(); - it2 != extensions.end(); ++it2) - { - boost::filesystem::path p2 = p; - p2 += *it2; - boost::system::error_code ec; - bool file = boost::filesystem::is_regular_file(p2, ec); - if (!ec && file && - SHGetFileInfoA(p2.string().c_str(), 0, 0, 0, SHGFI_EXETYPE)) - { - return p2.string(); - } - } - } - return ""; -} -#endif - -}}} - -#endif diff --git a/dep/process/boost/process/windows/shell_path.hpp b/dep/process/boost/process/windows/shell_path.hpp deleted file mode 100644 index ace15b96..00000000 --- a/dep/process/boost/process/windows/shell_path.hpp +++ /dev/null @@ -1,50 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_SHELL_PATH_HPP -#define BOOST_PROCESS_WINDOWS_SHELL_PATH_HPP - -#include -#include -#include -#include - -namespace boost { namespace process { namespace windows { - -inline boost::filesystem::path shell_path() -{ - TCHAR sysdir[MAX_PATH]; - UINT size = ::GetSystemDirectory(sysdir, sizeof(sysdir)); - if (!size) - BOOST_PROCESS_THROW_LAST_SYSTEM_ERROR("GetSystemDirectory() failed"); - boost::filesystem::path p = sysdir; - return p / "cmd.exe"; -} - -inline boost::filesystem::path shell_path(boost::system::error_code &ec) -{ - TCHAR sysdir[MAX_PATH]; - UINT size = ::GetSystemDirectory(sysdir, sizeof(sysdir)); - boost::filesystem::path p; - if (!size) - { - BOOST_PROCESS_RETURN_LAST_SYSTEM_ERROR(ec); - } - else - { - ec.clear(); - p = sysdir; - p /= "cmd.exe"; - } - return p; -} - -}}} - -#endif diff --git a/dep/process/boost/process/windows/terminate.hpp b/dep/process/boost/process/windows/terminate.hpp deleted file mode 100644 index 43afe250..00000000 --- a/dep/process/boost/process/windows/terminate.hpp +++ /dev/null @@ -1,38 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_TERMINATE_HPP -#define BOOST_PROCESS_WINDOWS_TERMINATE_HPP - -#include -#include -#include -#include - -namespace boost { namespace process { namespace windows { - -template -void terminate(const Process &p) -{ - if (!::TerminateProcess(p.process_handle(), EXIT_FAILURE)) - BOOST_PROCESS_THROW_LAST_SYSTEM_ERROR("TerminateProcess() failed"); -} - -template -void terminate(const Process &p, boost::system::error_code &ec) -{ - if (!::TerminateProcess(p.process_handle(), EXIT_FAILURE)) - BOOST_PROCESS_RETURN_LAST_SYSTEM_ERROR(ec); - else - ec.clear(); -} - -}}} - -#endif diff --git a/dep/process/boost/process/windows/wait_for_exit.hpp b/dep/process/boost/process/windows/wait_for_exit.hpp deleted file mode 100644 index 23a8b9a9..00000000 --- a/dep/process/boost/process/windows/wait_for_exit.hpp +++ /dev/null @@ -1,49 +0,0 @@ -// Copyright (c) 2006, 2007 Julio M. Merino Vidal -// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling -// Copyright (c) 2009 Boris Schaeling -// Copyright (c) 2010 Felipe Tanus, Boris Schaeling -// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) - -#ifndef BOOST_PROCESS_WINDOWS_WAIT_FOR_EXIT_HPP -#define BOOST_PROCESS_WINDOWS_WAIT_FOR_EXIT_HPP - -#include -#include -#include - -namespace boost { namespace process { namespace windows { - -template -inline DWORD wait_for_exit(const Process &p) -{ - if (::WaitForSingleObject(p.process_handle(), INFINITE) == WAIT_FAILED) - BOOST_PROCESS_THROW_LAST_SYSTEM_ERROR("WaitForSingleObject() failed"); - - DWORD exit_code; - if (!::GetExitCodeProcess(p.process_handle(), &exit_code)) - BOOST_PROCESS_THROW_LAST_SYSTEM_ERROR("GetExitCodeProcess() failed"); - - return exit_code; -} - -template -inline DWORD wait_for_exit(const Process &p, boost::system::error_code &ec) -{ - DWORD exit_code = 1; - - if (::WaitForSingleObject(p.process_handle(), INFINITE) == WAIT_FAILED) - BOOST_PROCESS_RETURN_LAST_SYSTEM_ERROR(ec); - else if (!::GetExitCodeProcess(p.process_handle(), &exit_code)) - BOOST_PROCESS_RETURN_LAST_SYSTEM_ERROR(ec); - else - ec.clear(); - - return exit_code; -} - -}}} - -#endif diff --git a/src/common/Asio/AsioHacksFwd.h b/src/common/Asio/AsioHacksFwd.h index 4f245ee9..a8f04b16 100644 --- a/src/common/Asio/AsioHacksFwd.h +++ b/src/common/Asio/AsioHacksFwd.h @@ -38,6 +38,11 @@ namespace boost namespace ip { class address; + class address_v4; + class address_v6; + + class network_v4; + class network_v6; class tcp; @@ -46,36 +51,6 @@ namespace boost typedef basic_endpoint tcp_endpoint; } -#if BOOST_VERSION >= 107000 - class executor; - - namespace ip - { - template - class basic_resolver; - - typedef basic_resolver tcp_resolver; - } -#elif BOOST_VERSION >= 106600 - namespace ip - { - template - class basic_resolver; - - typedef basic_resolver tcp_resolver; - } -#else - namespace ip - { - template - class resolver_service; - - template - class basic_resolver; - - typedef basic_resolver> tcp_resolver; - } -#endif } } @@ -83,6 +58,9 @@ namespace Trinity { namespace Asio { + class DeadlineTimer; + class IoContext; + class Resolver; class Strand; } } diff --git a/src/common/Asio/DeadlineTimer.h b/src/common/Asio/DeadlineTimer.h index 7a0e5522..94531a28 100644 --- a/src/common/Asio/DeadlineTimer.h +++ b/src/common/Asio/DeadlineTimer.h @@ -20,24 +20,14 @@ #include -#if BOOST_VERSION >= 107000 -#define BasicDeadlineTimerThirdTemplateArg , boost::asio::io_context::executor_type -#elif BOOST_VERSION >= 106600 -#define BasicDeadlineTimerThirdTemplateArg -#else -#define BasicDeadlineTimerThirdTemplateArg , boost::asio::deadline_timer_service> -#endif - -#define DeadlineTimerBase boost::asio::basic_deadline_timer BasicDeadlineTimerThirdTemplateArg> - namespace Trinity { namespace Asio { - class DeadlineTimer : public DeadlineTimerBase + class DeadlineTimer : public boost::asio::basic_deadline_timer, boost::asio::io_context::executor_type> { public: - using DeadlineTimerBase::basic_deadline_timer; + using basic_deadline_timer::basic_deadline_timer; }; } } diff --git a/src/common/Asio/IoContext.h b/src/common/Asio/IoContext.h index ee69fa93..4b469d3b 100644 --- a/src/common/Asio/IoContext.h +++ b/src/common/Asio/IoContext.h @@ -18,18 +18,9 @@ #ifndef IoContext_h__ #define IoContext_h__ -#include - -#if BOOST_VERSION >= 106600 +#include #include #include -#define IoContextBaseNamespace boost::asio -#define IoContextBase io_context -#else -#include -#define IoContextBaseNamespace boost::asio -#define IoContextBase io_service -#endif namespace Trinity { @@ -38,41 +29,45 @@ namespace Trinity class IoContext { public: + using Executor = boost::asio::io_context::executor_type; + IoContext() : _impl() { } explicit IoContext(int concurrency_hint) : _impl(concurrency_hint) { } - operator IoContextBaseNamespace::IoContextBase&() { return _impl; } - operator IoContextBaseNamespace::IoContextBase const&() const { return _impl; } + operator boost::asio::io_context&() { return _impl; } + operator boost::asio::io_context const&() const { return _impl; } std::size_t run() { return _impl.run(); } + std::size_t poll() { return _impl.poll(); } void stop() { _impl.stop(); } -#if BOOST_VERSION >= 106600 - boost::asio::io_context::executor_type get_executor() noexcept { return _impl.get_executor(); } -#endif + bool stopped() const { return _impl.stopped(); } + void restart() { return _impl.restart(); } + + Executor get_executor() noexcept { return _impl.get_executor(); } private: - IoContextBaseNamespace::IoContextBase _impl; + boost::asio::io_context _impl; }; template - inline decltype(auto) post(IoContextBaseNamespace::IoContextBase& ioContext, T&& t) + inline decltype(auto) post(boost::asio::io_context& ioContext, T&& t) { -#if BOOST_VERSION >= 106600 return boost::asio::post(ioContext, std::forward(t)); -#else - return ioContext.post(std::forward(t)); -#endif } + template + inline decltype(auto) post(boost::asio::io_context::executor_type& executor, T&& t) + { + return boost::asio::post(executor, std::forward(t)); + } + + using boost::asio::bind_executor; + template inline decltype(auto) get_io_context(T&& ioObject) { -#if BOOST_VERSION >= 106600 return ioObject.get_executor().context(); -#else - return ioObject.get_io_service(); -#endif } } } diff --git a/src/common/Asio/IpAddress.h b/src/common/Asio/IpAddress.h index a4994012..22af8bbf 100644 --- a/src/common/Asio/IpAddress.h +++ b/src/common/Asio/IpAddress.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 2008-2018 TrinityCore + * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the @@ -25,21 +25,10 @@ namespace Trinity { namespace Net { -#if BOOST_VERSION >= 106600 using boost::asio::ip::make_address; using boost::asio::ip::make_address_v4; + using boost::asio::ip::make_address_v6; inline uint32 address_to_uint(boost::asio::ip::address_v4 const& address) { return address.to_uint(); } -#else - inline boost::asio::ip::address make_address(char const* str) { return boost::asio::ip::address::from_string(str); } - inline boost::asio::ip::address make_address(char const* str, boost::system::error_code& ec) { return boost::asio::ip::address::from_string(str, ec); } - inline boost::asio::ip::address make_address(std::string const& str) { return boost::asio::ip::address::from_string(str); } - inline boost::asio::ip::address make_address(std::string const& str, boost::system::error_code& ec) { return boost::asio::ip::address::from_string(str, ec); } - inline boost::asio::ip::address_v4 make_address_v4(char const* str) { return boost::asio::ip::address_v4::from_string(str); } - inline boost::asio::ip::address_v4 make_address_v4(char const* str, boost::system::error_code& ec) { return boost::asio::ip::address_v4::from_string(str, ec); } - inline boost::asio::ip::address_v4 make_address_v4(std::string const& str) { return boost::asio::ip::address_v4::from_string(str); } - inline boost::asio::ip::address_v4 make_address_v4(std::string const& str, boost::system::error_code& ec) { return boost::asio::ip::address_v4::from_string(str, ec); } - inline uint32 address_to_uint(boost::asio::ip::address_v4 const& address) { return address.to_ulong(); } -#endif } } diff --git a/src/common/Asio/IpNetwork.cpp b/src/common/Asio/IpNetwork.cpp new file mode 100644 index 00000000..85f176d2 --- /dev/null +++ b/src/common/Asio/IpNetwork.cpp @@ -0,0 +1,284 @@ +/* + * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see . + */ + +#include "IpNetwork.h" +#include "IpAddress.h" +#include +#include +#include + +namespace +{ +std::vector LocalV4Networks; +std::vector LocalV6Networks; +} + +namespace Trinity::Net +{ +bool IsInLocalNetwork(boost::asio::ip::address const& clientAddress) +{ + if (clientAddress.is_v4()) + { + return std::any_of(LocalV4Networks.begin(), LocalV4Networks.end(), [clientAddressV4 = clientAddress.to_v4()](boost::asio::ip::network_v4 const& network) + { + return IsInNetwork(network, clientAddressV4); + }); + } + + if (clientAddress.is_v6()) + { + return std::any_of(LocalV6Networks.begin(), LocalV6Networks.end(), [clientAddressV6 = clientAddress.to_v6()](boost::asio::ip::network_v6 const& network) + { + return IsInNetwork(network, clientAddressV6); + }); + } + + return false; +}; + +bool IsInNetwork(boost::asio::ip::network_v4 const& network, boost::asio::ip::address_v4 const& clientAddress) +{ + if (clientAddress == network.address()) + return true; + + boost::asio::ip::network_v4 endpointAsNetwork = boost::asio::ip::make_network_v4(clientAddress, 32); + return endpointAsNetwork.is_subnet_of(network); +} + +bool IsInNetwork(boost::asio::ip::network_v6 const& network, boost::asio::ip::address_v6 const& clientAddress) +{ + if (clientAddress == network.address()) + return true; + + boost::asio::ip::network_v6 endpointAsNetwork = boost::asio::ip::make_network_v6(clientAddress, 128); + return endpointAsNetwork.is_subnet_of(network); +} + +Optional SelectAddressForClient(boost::asio::ip::address const& clientAddress, std::span const& addresses) +{ + Optional localIpv6Index; + Optional externalIpv6Index; + Optional loopbackIpv6Index; + Optional localIpv4Index; + Optional externalIpv4Index; + Optional loopbackIpv4Index; + + for (std::size_t i = 0; i < addresses.size(); ++i) + { + boost::asio::ip::address const& address = addresses[i]; + + if (address.is_loopback()) + { + if (address.is_v6() && !loopbackIpv6Index) + loopbackIpv6Index = i; + + if (address.is_v4() && !loopbackIpv4Index) + loopbackIpv4Index = i; + } + else if (IsInLocalNetwork(address)) + { + if (address.is_v6() && !localIpv6Index) + localIpv6Index = i; + + if (address.is_v4() && !localIpv4Index) + localIpv4Index = i; + } + else + { + if (address.is_v6() && !externalIpv6Index) + externalIpv6Index = i; + + if (address.is_v4() && !externalIpv4Index) + externalIpv4Index = i; + } + } + + if (IsInLocalNetwork(clientAddress) || clientAddress.is_loopback()) + { + // client is in the same network as this process, prefer local addresses + + // first, try finding a local ipv6 address + if (clientAddress.is_v6() && localIpv6Index) + { + // we have a usable ipv6 local address + return localIpv6Index; + } + + // we dont have a local v6, return local v4 + if (localIpv4Index) + return localIpv4Index; + } + + if (clientAddress.is_loopback()) + { + // fallback, search for a loopback address in configuration + if (clientAddress.is_v6() && loopbackIpv6Index) + return loopbackIpv6Index; + + if (loopbackIpv4Index) + return loopbackIpv4Index; + } + + // client is NOT in the same network as this process + if (clientAddress.is_v6() && externalIpv6Index) + return externalIpv6Index; + + return externalIpv4Index; +} +} + +#if TRINITY_PLATFORM == TRINITY_PLATFORM_WINDOWS + +#include +#include + +void Trinity::Net::ScanLocalNetworks() +{ + LocalV4Networks.clear(); + LocalV6Networks.clear(); + + boost::system::error_code dllError; + boost::dll::shared_library iphlp("Iphlpapi.dll", dllError, boost::dll::load_mode::search_system_folders); + if (dllError || !iphlp.is_loaded()) + return; + + auto getAdaptersAddresses = iphlp.get("GetAdaptersAddresses"); + if (!getAdaptersAddresses) + return; + + ULONG queryFlags = GAA_FLAG_SKIP_UNICAST | GAA_FLAG_SKIP_ANYCAST | GAA_FLAG_SKIP_MULTICAST | GAA_FLAG_SKIP_DNS_SERVER | GAA_FLAG_INCLUDE_PREFIX | GAA_FLAG_SKIP_FRIENDLY_NAME; + ULONG bufferSize = 0; + + if (getAdaptersAddresses(AF_UNSPEC, queryFlags, nullptr, nullptr, &bufferSize) != ERROR_BUFFER_OVERFLOW) + return; + + std::unique_ptr addressesBuffer = std::make_unique(bufferSize); + if (getAdaptersAddresses(AF_UNSPEC, queryFlags, nullptr, reinterpret_cast(addressesBuffer.get()), &bufferSize) != ERROR_SUCCESS) + return; + + for (IP_ADAPTER_ADDRESSES* itr = reinterpret_cast(addressesBuffer.get()); itr; itr = itr->Next) + { + if (itr->IfType == IF_TYPE_SOFTWARE_LOOPBACK) + continue; + + if (itr->OperStatus != IfOperStatusUp) + continue; + + for (IP_ADAPTER_PREFIX_XP* prefix = itr->FirstPrefix; prefix; prefix = prefix->Next) + { + switch (prefix->Address.lpSockaddr->sa_family) + { + case AF_INET: + { + SOCKADDR_IN* ipv4raw = reinterpret_cast(prefix->Address.lpSockaddr); + boost::asio::ip::address_v4::bytes_type addressBytes; + std::memcpy(addressBytes.data(), &ipv4raw->sin_addr.s_addr, addressBytes.size()); + boost::asio::ip::address_v4 address = make_address_v4(addressBytes); + if (address.is_unspecified() || address.is_multicast() || address == boost::asio::ip::address_v4::broadcast()) + continue; + + LocalV4Networks.push_back(boost::asio::ip::make_network_v4(address, prefix->PrefixLength)); + break; + } + case AF_INET6: + { + SOCKADDR_IN6* ipv6raw = reinterpret_cast(prefix->Address.lpSockaddr); + boost::asio::ip::address_v6::bytes_type addressBytes; + std::memcpy(addressBytes.data(), ipv6raw->sin6_addr.s6_addr, addressBytes.size()); + boost::asio::ip::address_v6 address = make_address_v6(addressBytes, ipv6raw->sin6_scope_id); + if (address.is_unspecified() || address.is_multicast()) + continue; + + LocalV6Networks.push_back(boost::asio::ip::make_network_v6(address, prefix->PrefixLength)); + break; + } + default: + break; + } + } + } +} + +#else + +#include +#include + +void Trinity::Net::ScanLocalNetworks() +{ + LocalV4Networks.clear(); + LocalV6Networks.clear(); + + ifaddrs* addressesLinkedList = nullptr; + if (getifaddrs(&addressesLinkedList) == -1) + return; + + for (ifaddrs* itr = addressesLinkedList; itr; itr = itr->ifa_next) + { + if (!itr->ifa_addr) + continue; + + switch (itr->ifa_addr->sa_family) + { + case AF_INET: + { + sockaddr_in* ipv4raw = reinterpret_cast(itr->ifa_addr); + boost::asio::ip::address_v4::bytes_type addressBytes; + std::memcpy(addressBytes.data(), &ipv4raw->sin_addr.s_addr, addressBytes.size()); + boost::asio::ip::address_v4 address = make_address_v4(addressBytes); + if (address.is_unspecified() || address.is_loopback() || address.is_multicast() || address == boost::asio::ip::address_v4::broadcast()) + continue; + + if (sockaddr_in* netmask4raw = reinterpret_cast(itr->ifa_netmask)) + { + boost::asio::ip::address_v4::bytes_type netmaskBytes; + std::memcpy(netmaskBytes.data(), &netmask4raw->sin_addr.s_addr, netmaskBytes.size()); + boost::asio::ip::address_v4 netmask = make_address_v4(netmaskBytes); + LocalV4Networks.push_back(boost::asio::ip::make_network_v4(address, netmask)); + } + else + LocalV4Networks.push_back(boost::asio::ip::make_network_v4(address, 32)); + break; + } + case AF_INET6: + { + sockaddr_in6* ipv6raw = reinterpret_cast(itr->ifa_addr); + boost::asio::ip::address_v6::bytes_type addressBytes; + std::memcpy(addressBytes.data(), ipv6raw->sin6_addr.s6_addr, addressBytes.size()); + boost::asio::ip::address_v6 address = make_address_v6(addressBytes, ipv6raw->sin6_scope_id); + if (address.is_unspecified() || address.is_loopback() || address.is_multicast()) + continue; + + if (sockaddr_in6* netmask6raw = reinterpret_cast(itr->ifa_netmask)) + { + int32 prefixLength = 0; + for (uint8 addressByte : netmask6raw->sin6_addr.s6_addr) + prefixLength += std::countl_one(addressByte); + + LocalV6Networks.push_back(boost::asio::ip::make_network_v6(address, prefixLength)); + } + else + LocalV6Networks.push_back(boost::asio::ip::make_network_v6(address, 128)); + break; + } + } + } + + freeifaddrs(addressesLinkedList); +} + +#endif diff --git a/src/common/Asio/IpNetwork.h b/src/common/Asio/IpNetwork.h index bdd3c1dc..08db7d49 100644 --- a/src/common/Asio/IpNetwork.h +++ b/src/common/Asio/IpNetwork.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 2008-2018 TrinityCore + * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the @@ -18,54 +18,22 @@ #ifndef IpNetwork_h__ #define IpNetwork_h__ +#include "AsioHacksFwd.h" #include "Define.h" -#include "IpAddress.h" -#include -#if BOOST_VERSION >= 106600 -#include -#include -#endif +#include "Optional.h" +#include -namespace Trinity +namespace Trinity::Net { - namespace Net - { - inline bool IsInNetwork(boost::asio::ip::address_v4 const& networkAddress, boost::asio::ip::address_v4 const& mask, boost::asio::ip::address_v4 const& clientAddress) - { -#if BOOST_VERSION >= 106600 - boost::asio::ip::network_v4 network = boost::asio::ip::make_network_v4(networkAddress, mask); - boost::asio::ip::address_v4_range hosts = network.hosts(); - return hosts.find(clientAddress) != hosts.end(); -#else - return (clientAddress.to_ulong() & mask.to_ulong()) == (networkAddress.to_ulong() & mask.to_ulong()); -#endif - } +TC_COMMON_API bool IsInLocalNetwork(boost::asio::ip::address const& clientAddress); - inline boost::asio::ip::address_v4 GetDefaultNetmaskV4(boost::asio::ip::address_v4 const& networkAddress) - { - if ((address_to_uint(networkAddress) & 0x80000000) == 0) - return boost::asio::ip::address_v4(0xFF000000); - if ((address_to_uint(networkAddress) & 0xC0000000) == 0x80000000) - return boost::asio::ip::address_v4(0xFFFF0000); - if ((address_to_uint(networkAddress) & 0xE0000000) == 0xC0000000) - return boost::asio::ip::address_v4(0xFFFFFF00); - return boost::asio::ip::address_v4(0xFFFFFFFF); - } +TC_COMMON_API bool IsInNetwork(boost::asio::ip::network_v4 const& network, boost::asio::ip::address_v4 const& clientAddress); - inline bool IsInNetwork(boost::asio::ip::address_v6 const& networkAddress, uint16 prefixLength, boost::asio::ip::address_v6 const& clientAddress) - { -#if BOOST_VERSION >= 106600 - boost::asio::ip::network_v6 network = boost::asio::ip::make_network_v6(networkAddress, prefixLength); - boost::asio::ip::address_v6_range hosts = network.hosts(); - return hosts.find(clientAddress) != hosts.end(); -#else - (void)networkAddress; - (void)prefixLength; - (void)clientAddress; - return false; -#endif - } - } +TC_COMMON_API bool IsInNetwork(boost::asio::ip::network_v6 const& network, boost::asio::ip::address_v6 const& clientAddress); + +TC_COMMON_API Optional SelectAddressForClient(boost::asio::ip::address const& clientAddress, std::span const& addresses); + +TC_COMMON_API void ScanLocalNetworks(); } #endif // IpNetwork_h__ diff --git a/src/common/Asio/Resolver.h b/src/common/Asio/Resolver.h index d9754bc4..01399e43 100644 --- a/src/common/Asio/Resolver.h +++ b/src/common/Asio/Resolver.h @@ -18,9 +18,10 @@ #ifndef Resolver_h__ #define Resolver_h__ -#include "Common.h" +#include "IoContext.h" #include "Optional.h" #include +#include namespace Trinity { @@ -32,24 +33,17 @@ namespace Trinity class Resolver { public: -#if BOOST_VERSION >= 106600 - explicit Resolver(boost::asio::io_context& ioContext) : _impl(ioContext) { } -#else - explicit Resolver(boost::asio::io_service& ioService) : _impl(ioService) { } -#endif + explicit Resolver(IoContext& ioContext) : _impl(ioContext) { } Optional Resolve(boost::asio::ip::tcp const& protocol, std::string const& host, std::string const& service) { boost::system::error_code ec; - boost::asio::ip::resolver_query_base::flags flagsResolver = boost::asio::ip::resolver_query_base::all_matching; - boost::asio::ip::tcp::resolver::query externalAddressQuery(protocol, host, service, flagsResolver); - - boost::asio::ip::tcp::resolver::iterator end; - boost::asio::ip::tcp::resolver::iterator results = _impl.resolve(externalAddressQuery, ec); - if (results == end || ec) + boost::asio::ip::resolver_base::flags flagsResolver = boost::asio::ip::resolver_base::all_matching; + boost::asio::ip::tcp::resolver::results_type results = _impl.resolve(protocol, host, service, flagsResolver, ec); + if (results.begin() == results.end() || ec) return {}; - return results->endpoint(); + return results.begin()->endpoint(); } private: diff --git a/src/common/Asio/Strand.h b/src/common/Asio/Strand.h index c27407d1..5228a301 100644 --- a/src/common/Asio/Strand.h +++ b/src/common/Asio/Strand.h @@ -21,10 +21,6 @@ #include "IoContext.h" #include -#if BOOST_VERSION >= 106600 -#include -#endif - namespace Trinity { namespace Asio @@ -32,21 +28,17 @@ namespace Trinity /** Hack to make it possible to forward declare strand (which is a inner class) */ - class Strand : public IoContextBaseNamespace::IoContextBase::strand + class Strand : public boost::asio::io_context::strand { public: - Strand(IoContext& ioContext) : IoContextBaseNamespace::IoContextBase::strand(ioContext) { } + Strand(IoContext& ioContext) : boost::asio::io_context::strand(ioContext) { } }; -#if BOOST_VERSION >= 106600 - using boost::asio::bind_executor; -#else template - inline decltype(auto) bind_executor(Strand& strand, T&& t) + inline decltype(auto) post(boost::asio::io_context::strand& strand, T&& t) { - return strand.wrap(std::forward(t)); + return boost::asio::post(strand, std::forward(t)); } -#endif } } diff --git a/src/common/CMakeLists.txt b/src/common/CMakeLists.txt index cd766cf3..025024d6 100644 --- a/src/common/CMakeLists.txt +++ b/src/common/CMakeLists.txt @@ -58,7 +58,6 @@ target_include_directories(common target_link_libraries(common PRIVATE - process trinity-core-interface PUBLIC mysql diff --git a/src/common/Memory.h b/src/common/Memory.h index 25533638..629099bf 100644 --- a/src/common/Memory.h +++ b/src/common/Memory.h @@ -1,19 +1,174 @@ +/* + * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see . + */ +#ifndef TRINITY_MEMORY_H +#define TRINITY_MEMORY_H -#ifndef _MEMORY_H -#define _MEMORY_H +#include "CompilerDefs.h" +#include +#include -#include "DetourAlloc.h" +#if TRINITY_COMPILER == TRINITY_COMPILER_GNU +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wignored-attributes" +#endif -// memory management -inline void* dtCustomAlloc(int size, dtAllocHint /*hint*/) +namespace Trinity { - return (void*)new unsigned char[size]; +namespace Impl +{ +template +struct stateful_unique_ptr_deleter +{ + using pointer = T; + explicit(false) stateful_unique_ptr_deleter(Del deleter) : _deleter(std::move(deleter)) { } + void operator()(pointer ptr) const { (void)_deleter(ptr); } + +private: + Del _deleter; +}; + +template +struct stateless_unique_ptr_deleter +{ + using pointer = T; + void operator()(pointer ptr) const + { + if constexpr (std::is_member_function_pointer_v) + (void)(ptr->*Del)(); + else + (void)Del(ptr); + } +}; +} + +/** + * Convenience function to construct type aliases for std::unique_ptr stateful deleters (such as lambda with captures) + * @tparam Ptr Type of the pointer + * @tparam Del Type of object freeing function (deduced from argument) + * @param deleter Object deleter + * + * Example use + * @code + * void FreeV1(Resource*); + * void FreeV2(Resource*); + * + * using ResourceDeleter = decltype(Trinity::unique_ptr_deleter(&FreeV1)); + * + * std::unique_ptr resource = Trinity::make_unique_ptr_with_deleter(GetResourceV1(), &FreeV1); + * // do stuff ... + * // ... later get new resource + * resource = Trinity::make_unique_ptr_with_deleter(GetResourceV2(), &FreeV2); + * @endcode + */ +template requires std::invocable && std::is_pointer_v +Impl::stateful_unique_ptr_deleter unique_ptr_deleter(Del deleter) +{ + return Impl::stateful_unique_ptr_deleter(std::move(deleter)); } -inline void dtCustomFree(void* ptr) +/** + * Convenience function to construct type aliases for std::unique_ptr stateful deleters (such as lambda with captures) + * + * Main use is for forming struct/class members without the call to make_unique_ptr_with_deleter + * @tparam Ptr Type of the pointer + * @tparam Del The freeing function. This can be either a free function pointer that accepts T* as argument, pointer to a member function of T that accepts no arguments or a lambda with no captures + * + * Example use + * @code + * using FileDeleter = decltype(Trinity::unique_ptr_deleter()); + * + * class Resource + * { + * std::unique_ptr File; + * }; + * @endcode + */ +template requires std::invocable && std::is_pointer_v +Impl::stateless_unique_ptr_deleter unique_ptr_deleter() { - delete [] (unsigned char*)ptr; + return Impl::stateless_unique_ptr_deleter(); } -#endif \ No newline at end of file +/** + * Utility function to construct a std::unique_ptr object with custom stateful deleter (such as lambda with captures) + * @tparam Ptr Type of the pointer + * @tparam T Type of the pointed-to object (defaults to std::remove_pointer_t) + * @tparam Del Type of object freeing function (deduced from second argument) + * @param ptr Raw pointer to owned object + * @param deleter Object deleter + * + * Example use + * @code + * class Resource + * { + * }; + * class ResourceService + * { + * Resource* Create(); + * void Destroy(Resource*); + * }; + * + * ResourceService* service = GetResourceService(); + * + * // Lambda that captures all required variables for destruction + * auto resource = Trinity::make_unique_ptr_with_deleter(service->Create(), [service](Resource* res){ service->Destroy(res); }); + * @endcode + */ +template, typename Del> requires std::invocable && std::is_pointer_v +std::unique_ptr> make_unique_ptr_with_deleter(Ptr ptr, Del deleter) +{ + return std::unique_ptr>(ptr, std::move(deleter)); +} + +/** + * Utility function to construct a std::unique_ptr object with custom stateless deleter (function pointer, captureless lambda) + * @tparam Del The freeing function. This can be either a free function pointer that accepts T* as argument, pointer to a member function of T that accepts no arguments or a lambda with no captures + * @tparam Ptr Type of the pointer + * @tparam T Type of the pointed-to object (defaults to std::remove_pointer_t) + * @param ptr Raw pointer to owned object + * + * Example uses + * @code + * void DestroyResource(Resource*); + * class Resource + * { + * void Destroy(); + * }; + * + * // Free function + * auto free = Trinity::make_unique_ptr_with_deleter<&DestroyResource>(new Resource()); + * + * // Member function + * auto member = Trinity::make_unique_ptr_with_deleter<&Resource::Destroy>(new Resource()); + * + * // Lambda + * auto lambda = Trinity::make_unique_ptr_with_deleter<[](Resource* res){ res->Destroy(); }>(new Resource()); + * @endcode + */ +template> requires std::invocable && std::is_pointer_v +std::unique_ptr> make_unique_ptr_with_deleter(Ptr ptr) +{ + return std::unique_ptr>(ptr); +} +} + +#if TRINITY_COMPILER == TRINITY_COMPILER_GNU +#pragma GCC diagnostic pop +#endif + +#endif // TRINITY_MEMORY_H diff --git a/src/common/Utilities/AsyncCallbackProcessor.h b/src/common/Utilities/AsyncCallbackProcessor.h new file mode 100644 index 00000000..8a0b123b --- /dev/null +++ b/src/common/Utilities/AsyncCallbackProcessor.h @@ -0,0 +1,62 @@ +/* + * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see . + */ + +#ifndef AsyncCallbackProcessor_h__ +#define AsyncCallbackProcessor_h__ + +#include +#include + +//template +//concept AsyncCallback = requires(T t) { { t.InvokeIfReady() } -> std::convertible_to }; + +template // requires AsyncCallback +class AsyncCallbackProcessor +{ +public: + AsyncCallbackProcessor() = default; + ~AsyncCallbackProcessor() = default; + + T& AddCallback(T&& query) + { + _callbacks.emplace_back(std::move(query)); + return _callbacks.back(); + } + + void ProcessReadyCallbacks() + { + if (_callbacks.empty()) + return; + + std::vector updateCallbacks{ std::move(_callbacks) }; + + updateCallbacks.erase(std::remove_if(updateCallbacks.begin(), updateCallbacks.end(), [](T& callback) + { + return callback.InvokeIfReady(); + }), updateCallbacks.end()); + + _callbacks.insert(_callbacks.end(), std::make_move_iterator(updateCallbacks.begin()), std::make_move_iterator(updateCallbacks.end())); + } + +private: + AsyncCallbackProcessor(AsyncCallbackProcessor const&) = delete; + AsyncCallbackProcessor& operator=(AsyncCallbackProcessor const&) = delete; + + std::vector _callbacks; +}; + +#endif // AsyncCallbackProcessor_h__ diff --git a/src/common/Utilities/Duration.h b/src/common/Utilities/Duration.h index 85721401..b4c3f17c 100644 --- a/src/common/Utilities/Duration.h +++ b/src/common/Utilities/Duration.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 2008-2015 TrinityCore + * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the @@ -18,7 +18,12 @@ #ifndef _DURATION_H_ #define _DURATION_H_ +// HACKS TERRITORY +#if __has_include(<__msvc_chrono.hpp>) +#include <__msvc_chrono.hpp> // skip all the formatting/istream/locale/mutex bloat +#else #include +#endif /// Milliseconds shorthand typedef. typedef std::chrono::milliseconds Milliseconds; @@ -32,20 +37,16 @@ typedef std::chrono::minutes Minutes; /// Hours shorthand typedef. typedef std::chrono::hours Hours; -/// Point in time shorthand typedef. +/// time_point shorthand typedefs typedef std::chrono::steady_clock::time_point TimePoint; - -/// Represents a monotonic clock typedef. -typedef std::chrono::steady_clock SteadyClock; - -/// The system-wide real time wall clock typedef. -typedef std::chrono::system_clock SystemClock; - -/// Represents a time interval typedef. -typedef std::chrono::system_clock::duration Duration; +typedef std::chrono::system_clock::time_point SystemTimePoint; /// Makes std::chrono_literals globally available. -// ToDo: Enable this when TC supports C++14. -// using namespace std::chrono_literals; +using namespace std::chrono_literals; + +constexpr std::chrono::hours operator""_days(unsigned long long days) +{ + return std::chrono::hours(days * 24h); +} #endif // _DURATION_H_ diff --git a/src/common/Utilities/StartProcess.cpp b/src/common/Utilities/StartProcess.cpp index 943f58cf..67154571 100644 --- a/src/common/Utilities/StartProcess.cpp +++ b/src/common/Utilities/StartProcess.cpp @@ -1,5 +1,5 @@ /* - * Copyright (C) 2008-2018 TrinityCore + * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the @@ -18,137 +18,26 @@ #include "StartProcess.h" #include "Errors.h" #include "Log.h" +#include "Memory.h" #include "Optional.h" - -#include -#include -#include - -using namespace boost::process; -using namespace boost::process::initializers; -using namespace boost::iostreams; +#ifndef BOOST_ALLOW_DEPRECATED_HEADERS +#define BOOST_ALLOW_DEPRECATED_HEADERS +#include +#include +#include +#include +#include +#include +#include +#include +#undef BOOST_ALLOW_DEPRECATED_HEADERS +#endif +#include + +namespace bp = boost::process; namespace Trinity { - -template -class TCLogSink -{ - T callback_; - -public: - typedef char char_type; - typedef sink_tag category; - - // Requires a callback type which has a void(std::string) signature - TCLogSink(T callback) - : callback_(std::move(callback)) { } - - std::streamsize write(const char* str, std::streamsize size) - { - callback_(std::string(str, size)); - return size; - } -}; - -template -auto MakeTCLogSink(T&& callback) - -> TCLogSink::type> -{ - return { std::forward(callback) }; -} - -template -static int CreateChildProcess(T waiter, std::string const& executable, - std::vector const& args, - std::string const& logger, std::string const& input, - bool secure) -{ - auto outPipe = create_pipe(); - auto errPipe = create_pipe(); - - Optional inputSource; - - if (!secure) - { - TC_LOG_TRACE(logger, "Starting process \"%s\" with arguments: \"%s\".", - executable.c_str(), boost::algorithm::join(args, " ").c_str()); - } - - // Start the child process - child c = [&] - { - if (!input.empty()) - { - inputSource = file_descriptor_source(input); - - // With binding stdin - return execute(run_exe(boost::filesystem::absolute(executable)), - set_args(args), - inherit_env(), - bind_stdin(*inputSource), - bind_stdout(file_descriptor_sink(outPipe.sink, close_handle)), - bind_stderr(file_descriptor_sink(errPipe.sink, close_handle))); - } - else - { - // Without binding stdin - return execute(run_exe(boost::filesystem::absolute(executable)), - set_args(args), - inherit_env(), - bind_stdout(file_descriptor_sink(outPipe.sink, close_handle)), - bind_stderr(file_descriptor_sink(errPipe.sink, close_handle))); - } - }(); - - file_descriptor_source outFd(outPipe.source, close_handle); - file_descriptor_source errFd(errPipe.source, close_handle); - - auto outInfo = MakeTCLogSink([&](std::string msg) - { - TC_LOG_INFO(logger, "%s", msg.c_str()); - }); - - auto outError = MakeTCLogSink([&](std::string msg) - { - TC_LOG_ERROR(logger, "%s", msg.c_str()); - }); - - copy(outFd, outInfo); - copy(errFd, outError); - - // Call the waiter in the current scope to prevent - // the streams from closing too early on leaving the scope. - int const result = waiter(c); - - if (!secure) - { - TC_LOG_TRACE(logger, ">> Process \"%s\" finished with return value %i.", - executable.c_str(), result); - } - - if (inputSource) - inputSource->close(); - - return result; -} - -int StartProcess(std::string const& executable, std::vector const& args, - std::string const& logger, std::string input_file, bool secure) -{ - return CreateChildProcess([](child& c) -> int - { - try - { - return wait_for_exit(c); - } - catch (...) - { - return EXIT_FAILURE; - } - }, executable, args, logger, input_file, secure); -} - class AsyncProcessResultImplementation : public AsyncProcessResult { @@ -160,16 +49,15 @@ class AsyncProcessResultImplementation std::atomic was_terminated; - // Workaround for missing move support in boost < 1.57 - Optional>> result; - Optional> my_child; + Optional> futureResult; + Optional my_child; public: explicit AsyncProcessResultImplementation(std::string executable_, std::vector args_, std::string logger_, std::string input_file_, bool secure) : executable(std::move(executable_)), args(std::move(args_)), - logger(std::move(logger_)), input_file(input_file_), + logger(std::move(logger_)), input_file(std::move(input_file_)), is_secure(secure), was_terminated(false) { } AsyncProcessResultImplementation(AsyncProcessResultImplementation const&) = delete; @@ -177,66 +65,151 @@ class AsyncProcessResultImplementation AsyncProcessResultImplementation(AsyncProcessResultImplementation&&) = delete; AsyncProcessResultImplementation& operator= (AsyncProcessResultImplementation&&) = delete; - int StartProcess() + ~AsyncProcessResultImplementation() = default; + + int32 StartProcess() { ASSERT(!my_child, "Process started already!"); - return CreateChildProcess([&](child& c) -> int +#if TRINITY_COMPILER == TRINITY_COMPILER_MICROSOFT +#pragma warning(push) +#pragma warning(disable:4297) +/* + Silence warning with boost 1.83 + + boost/process/pipe.hpp(132,5): warning C4297: 'boost::process::basic_pipebuf>::~basic_pipebuf': function assumed not to throw an exception but does + boost/process/pipe.hpp(132,5): message : destructor or deallocator has a (possibly implicit) non-throwing exception specification + boost/process/pipe.hpp(124,6): message : while compiling class template member function 'boost::process::basic_pipebuf>::~basic_pipebuf(void)' + boost/process/pipe.hpp(304,42): message : see reference to class template instantiation 'boost::process::basic_pipebuf>' being compiled +*/ +#endif + bp::ipstream outStream; + bp::ipstream errStream; +#if TRINITY_COMPILER == TRINITY_COMPILER_MICROSOFT +#pragma warning(pop) +#endif + + if (is_secure) { - int result; - my_child = std::reference_wrapper(c); + TC_LOG_TRACE(logger, R"(Starting process "%s".)", + executable.c_str()); + } + else + { + TC_LOG_INFO(logger, R"(Starting process "%s" with arguments: "%s".)", + executable.c_str(), fmt::to_string(fmt::join(args, " ")).c_str()); + } + + // prepare file with only read permission (boost process opens with read_write) + auto inputFile = Trinity::make_unique_ptr_with_deleter<&::fclose>(!input_file.empty() ? fopen(input_file.c_str(), "rb") : nullptr); - try + std::error_code ec; + + // Start the child process + if (inputFile) + { + my_child.emplace( + bp::exe = boost::filesystem::absolute(executable).string(), + bp::args = args, + bp::env = bp::environment(boost::this_process::environment()), + bp::std_in = inputFile.get(), + bp::std_out = outStream, + bp::std_err = errStream, + bp::error = ec + ); + } + else + { + my_child.emplace( + bp::exe = boost::filesystem::absolute(executable).string(), + bp::args = args, + bp::env = bp::environment(boost::this_process::environment()), + bp::std_in = bp::close, + bp::std_out = outStream, + bp::std_err = errStream, + bp::error = ec + ); + } + + if (ec) + { + TC_LOG_ERROR(logger, R"(>> Failed to start process "%s": %s)", executable.c_str(), ec.message().c_str()); + return EXIT_FAILURE; + } + + std::future stdOutReader = std::async(std::launch::async, [&] + { + std::string line; + while (std::getline(outStream, line, '\n')) { - result = wait_for_exit(c); + std::erase(line, '\r'); + if (!line.empty()) + TC_LOG_INFO(logger, "%s", line.c_str()); } - catch (...) + }); + + std::future stdErrReader = std::async(std::launch::async, [&] + { + std::string line; + while (std::getline(errStream, line, '\n')) { - result = EXIT_FAILURE; + std::erase(line, '\r'); + if (!line.empty()) + TC_LOG_ERROR(logger, "%s", line.c_str()); } + }); + + my_child->wait(ec); + int32 const result = !ec && !was_terminated ? my_child->exit_code() : EXIT_FAILURE; + my_child.reset(); - my_child.reset(); - return was_terminated ? EXIT_FAILURE : result; + stdOutReader.wait(); + stdErrReader.wait(); - }, executable, args, logger, input_file, is_secure); + TC_LOG_TRACE(logger, R"(>> Process "%s" finished with return value %u.)", + executable.c_str(), result); + + return result; } - void SetFuture(std::future result_) + void SetFuture(std::future result_) { - result = std::make_shared>(std::move(result_)); + futureResult.emplace(std::move(result_)); } /// Returns the future which contains the result of the process /// as soon it is finished. - std::future& GetFutureResult() override + std::future& GetFutureResult() override { - ASSERT(*result, "The process wasn't started!"); - return **result; + ASSERT(futureResult.has_value(), "The process wasn't started!"); + return *futureResult; } /// Tries to terminate the process void Terminate() override { - if (!my_child) + if (my_child) { was_terminated = true; - try - { - terminate(my_child->get()); - } - catch(...) - { - // Do nothing - } + std::error_code ec; + my_child->terminate(ec); } } }; -std::shared_ptr - StartAsyncProcess(std::string executable, std::vector args, - std::string logger, std::string input_file, bool secure) +int32 StartProcess(std::string executable, std::vector args, + std::string logger, std::string input_file, bool secure) +{ + AsyncProcessResultImplementation handle( + std::move(executable), std::move(args), std::move(logger), std::move(input_file), secure); + + return handle.StartProcess(); +} + +std::shared_ptr StartAsyncProcess(std::string executable, std::vector args, + std::string logger, std::string input_file, bool secure) { - auto handle = std::make_shared( + std::shared_ptr handle = std::make_shared( std::move(executable), std::move(args), std::move(logger), std::move(input_file), secure); handle->SetFuture(std::async(std::launch::async, [handle] { return handle->StartProcess(); })); @@ -247,7 +220,7 @@ std::string SearchExecutableInPath(std::string const& filename) { try { - return search_path(filename); + return bp::search_path(filename).string(); } catch (...) { diff --git a/src/common/Utilities/StartProcess.h b/src/common/Utilities/StartProcess.h index ac8d1467..b99a24a9 100644 --- a/src/common/Utilities/StartProcess.h +++ b/src/common/Utilities/StartProcess.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 2008-2018 TrinityCore + * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the @@ -15,8 +15,8 @@ * with this program. If not, see . */ -#ifndef Process_h__ -#define Process_h__ +#ifndef TRINITYCORE_START_PROCESS_H +#define TRINITYCORE_START_PROCESS_H #include "Define.h" #include @@ -32,8 +32,8 @@ namespace Trinity /// When an input path is given, the file will be routed to the processes stdin. /// When the process is marked as secure no arguments are leaked to logs. /// Note that most executables expect it's name as the first argument. -TC_COMMON_API int StartProcess(std::string const& executable, std::vector const& args, - std::string const& logger, std::string input_file = "", +TC_COMMON_API int32 StartProcess(std::string executable, std::vector args, + std::string logger, std::string input_file = "", bool secure = false); /// Platform and library independent representation @@ -45,7 +45,7 @@ class AsyncProcessResult /// Returns the future which contains the result of the process /// as soon it is finished. - virtual std::future& GetFutureResult() = 0; + virtual std::future& GetFutureResult() = 0; /// Tries to terminate the process virtual void Terminate() = 0; @@ -62,9 +62,9 @@ TC_COMMON_API std::shared_ptr bool secure = false); /// Searches for the given executable in the PATH variable -/// and returns a present optional when it was found. +/// and returns a non-empty string when it was found. TC_COMMON_API std::string SearchExecutableInPath(std::string const& filename); } // namespace Trinity -#endif // Process_h__ +#endif // TRINITYCORE_START_PROCESS_H diff --git a/src/common/Utilities/StringFormat.h b/src/common/Utilities/StringFormat.h index 76761c62..6b85dc4a 100644 --- a/src/common/Utilities/StringFormat.h +++ b/src/common/Utilities/StringFormat.h @@ -20,18 +20,27 @@ #define TRINITYCORE_STRING_FORMAT_H #include "fmt/printf.h" +#include namespace Trinity { /// Default TC string format function. - template - inline std::string StringFormat(Format&& fmt, Args&&... args) + template + std::string StringFormat(std::string_view fmt, Args&&... args) { - return fmt::sprintf(std::forward(fmt), std::forward(args)...); + try + { + return fmt::sprintf(fmt, std::forward(args)...); + } + catch (fmt::format_error const& formatError) + { + std::string error = "An error occurred formatting string \"" + std::string(fmt) + "\" : " + formatError.what(); + return error; + } } /// Returns true if the given char pointer is null. - inline bool IsFormatEmptyOrNull(const char* fmt) + inline bool IsFormatEmptyOrNull(char const* fmt) { return fmt == nullptr; } @@ -41,6 +50,16 @@ namespace Trinity { return fmt.empty(); } + + /// Returns true if the given std::string_view is empty. + inline bool IsFormatEmptyOrNull(std::string_view const& fmt) + { + return fmt.empty(); + } } +// allow implicit enum to int conversions for formatting +template , std::nullptr_t> = nullptr> +auto format_as(E e) { return std::underlying_type_t(e); } + #endif diff --git a/src/common/Utilities/Timer.h b/src/common/Utilities/Timer.h index cc200121..677515b5 100644 --- a/src/common/Utilities/Timer.h +++ b/src/common/Utilities/Timer.h @@ -23,9 +23,11 @@ inline uint32 getMSTime() { - static const SystemClock::time_point ApplicationStartTime = SystemClock::now(); + using namespace std::chrono; - return uint32(std::chrono::duration_cast(SystemClock::now() - ApplicationStartTime).count()); + static const steady_clock::time_point ApplicationStartTime = steady_clock::now(); + + return uint32(duration_cast(steady_clock::now() - ApplicationStartTime).count()); } inline uint32 getMSTimeDiff(uint32 oldMSTime, uint32 newMSTime) @@ -33,7 +35,8 @@ inline uint32 getMSTimeDiff(uint32 oldMSTime, uint32 newMSTime) // getMSTime() have limited data range and this is case when it overflow in this tick if (oldMSTime > newMSTime) return (0xFFFFFFFF - oldMSTime) + newMSTime; - return newMSTime - oldMSTime; + else + return newMSTime - oldMSTime; } inline uint32 GetMSTimeDiffToNow(uint32 oldMSTime) @@ -43,7 +46,7 @@ inline uint32 GetMSTimeDiffToNow(uint32 oldMSTime) inline double getPreciseTime() { - return std::chrono::duration_cast(SystemClock::now().time_since_epoch()).count() / 1000.0; + return std::chrono::duration_cast(std::chrono::steady_clock::now().time_since_epoch()).count() / 1000.0; } struct IntervalTimer diff --git a/src/server/bnetserver/REST/LoginRESTService.cpp b/src/server/bnetserver/REST/LoginRESTService.cpp index cc9a0baf..27039813 100644 --- a/src/server/bnetserver/REST/LoginRESTService.cpp +++ b/src/server/bnetserver/REST/LoginRESTService.cpp @@ -66,7 +66,8 @@ bool LoginRESTService::Start(Trinity::Asio::IoContext* ioContext) return false; } - _externalAddress = *externalAddress; + _addresses[0] = externalAddress->address(); + _endpoints[0] = *externalAddress; configuredAddress = sConfigMgr->GetStringDefault("LoginREST.LocalAddress", "127.0.0.1"); Optional localAddress = resolver.Resolve(boost::asio::ip::tcp::v4(), configuredAddress, std::to_string(_port)); @@ -76,8 +77,8 @@ bool LoginRESTService::Start(Trinity::Asio::IoContext* ioContext) return false; } - _localAddress = *localAddress; - _localNetmask = Trinity::Net::GetDefaultNetmaskV4(_localAddress.address().to_v4()); + _addresses[1] = localAddress->address(); + _endpoints[1] = *localAddress; // set up form inputs Battlenet::JSON::Login::FormInput* input; @@ -116,15 +117,13 @@ void LoginRESTService::Stop() boost::asio::ip::tcp::endpoint const& LoginRESTService::GetAddressForClient(boost::asio::ip::address const& address) const { - if (address.is_loopback()) - return _localAddress; - else if (_localAddress.address().is_loopback()) - return _externalAddress; + if (auto addressIndex = Trinity::Net::SelectAddressForClient(address, _addresses)) + return _endpoints[*addressIndex]; - if (Trinity::Net::IsInNetwork(_localAddress.address().to_v4(), _localNetmask, address.to_v4())) - return _localAddress; + if (address.is_loopback()) + return _endpoints[1]; - return _externalAddress; + return _endpoints[0]; } void LoginRESTService::Run() diff --git a/src/server/bnetserver/REST/LoginRESTService.h b/src/server/bnetserver/REST/LoginRESTService.h index 5bcb18e1..83f73291 100644 --- a/src/server/bnetserver/REST/LoginRESTService.h +++ b/src/server/bnetserver/REST/LoginRESTService.h @@ -107,9 +107,8 @@ class LoginRESTService std::string _bindIP; int32 _port; int32 _waitTime; - boost::asio::ip::tcp::endpoint _externalAddress; - boost::asio::ip::tcp::endpoint _localAddress; - boost::asio::ip::address_v4 _localNetmask; + std::array _addresses; + std::array _endpoints; std::mutex _loginTicketMutex; std::unordered_map _validLoginTickets; std::shared_ptr _loginTicketCleanupTimer; diff --git a/src/server/database/Database/AdhocStatement.cpp b/src/server/database/Database/AdhocStatement.cpp index 325dc274..68c5e835 100644 --- a/src/server/database/Database/AdhocStatement.cpp +++ b/src/server/database/Database/AdhocStatement.cpp @@ -16,44 +16,23 @@ */ #include "AdhocStatement.h" -#include "Errors.h" #include "MySQLConnection.h" #include "QueryResult.h" -#include -#include /*! Basic, ad-hoc queries. */ -BasicStatementTask::BasicStatementTask(const char* sql, bool async) : -m_result(nullptr) +QueryResult BasicStatementTask::Query(MySQLConnection* conn, char const* sql) { - m_sql = strdup(sql); - m_has_result = async; // If the operation is async, then there's a result - if (async) - m_result = new QueryResultPromise(); -} + ResultSet* result = conn->Query(sql); + if (!result || !result->GetRowCount() || !result->NextRow()) + { + delete result; + result = nullptr; + } -BasicStatementTask::~BasicStatementTask() -{ - free((void*)m_sql); - if (m_has_result && m_result != nullptr) - delete m_result; + return QueryResult(result); } -bool BasicStatementTask::Execute() +bool BasicStatementTask::Execute(MySQLConnection* conn, char const* sql) { - if (m_has_result) - { - ResultSet* result = m_conn->Query(m_sql); - if (!result || !result->GetRowCount() || !result->NextRow()) - { - delete result; - m_result->set_value(QueryResult(NULL)); - return false; - } - - m_result->set_value(QueryResult(result)); - return true; - } - - return m_conn->Execute(m_sql); + return conn->Execute(sql); } diff --git a/src/server/database/Database/AdhocStatement.h b/src/server/database/Database/AdhocStatement.h index 0e11ca83..c74b15cc 100644 --- a/src/server/database/Database/AdhocStatement.h +++ b/src/server/database/Database/AdhocStatement.h @@ -18,24 +18,17 @@ #ifndef _ADHOCSTATEMENT_H #define _ADHOCSTATEMENT_H -#include "Define.h" #include "DatabaseEnvFwd.h" -#include "SQLOperation.h" +#include "Define.h" + +class MySQLConnection; /*! Raw, ad-hoc query. */ -class TC_DATABASE_API BasicStatementTask : public SQLOperation +class TC_DATABASE_API BasicStatementTask { - public: - BasicStatementTask(const char* sql, bool async = false); - ~BasicStatementTask(); - - bool Execute() override; - QueryResultFuture GetFuture() const { return m_result->get_future(); } - - private: - const char* m_sql; //- Raw query to be executed - bool m_has_result; - QueryResultPromise* m_result; +public: + static QueryResult Query(MySQLConnection* conn, char const* sql); + static bool Execute(MySQLConnection* conn, char const* sql); }; #endif diff --git a/src/server/database/Database/DatabaseEnv.h b/src/server/database/Database/DatabaseEnv.h index 41a62cb5..b481368b 100644 --- a/src/server/database/Database/DatabaseEnv.h +++ b/src/server/database/Database/DatabaseEnv.h @@ -21,9 +21,9 @@ #include "Define.h" #include "DatabaseWorkerPool.h" -#include "Implementation/WorldDatabase.h" -#include "Implementation/CharacterDatabase.h" #include "Implementation/LoginDatabase.h" +#include "Implementation/CharacterDatabase.h" +#include "Implementation/WorldDatabase.h" #include "Implementation/HotfixDatabase.h" #include "Field.h" @@ -32,11 +32,6 @@ #include "QueryResult.h" #include "Transaction.h" -#define _LIKE_ "LIKE" -#define _TABLE_SIM_ "`" -#define _CONCAT3_(A, B, C) "CONCAT( " A ", " B ", " C " )" -#define _OFFSET_ "LIMIT %d, 1" - /// Accessor to the world database TC_DATABASE_API extern DatabaseWorkerPool WorldDatabase; /// Accessor to the character database diff --git a/src/server/database/Database/DatabaseEnvFwd.h b/src/server/database/Database/DatabaseEnvFwd.h index b743c885..18c4216a 100644 --- a/src/server/database/Database/DatabaseEnvFwd.h +++ b/src/server/database/Database/DatabaseEnvFwd.h @@ -18,15 +18,13 @@ #ifndef DatabaseEnvFwd_h__ #define DatabaseEnvFwd_h__ -#include #include +struct QueryResultFieldMetadata; class Field; class ResultSet; -typedef std::shared_ptr QueryResult; -typedef std::future QueryResultFuture; -typedef std::promise QueryResultPromise; +using QueryResult = std::shared_ptr; class CharacterDatabaseConnection; class HotfixDatabaseConnection; @@ -44,17 +42,22 @@ using LoginDatabasePreparedStatement = PreparedStatement; class PreparedResultSet; -typedef std::shared_ptr PreparedQueryResult; -typedef std::future PreparedQueryResultFuture; -typedef std::promise PreparedQueryResultPromise; +using PreparedQueryResult = std::shared_ptr; class QueryCallback; +template +class AsyncCallbackProcessor; + +using QueryCallbackProcessor = AsyncCallbackProcessor; + class TransactionBase; template class Transaction; +class TransactionCallback; + template using SQLTransaction = std::shared_ptr>; @@ -64,8 +67,6 @@ using LoginDatabaseTransaction = SQLTransaction; using WorldDatabaseTransaction = SQLTransaction; class SQLQueryHolderBase; -typedef std::future QueryResultHolderFuture; -typedef std::promise QueryResultHolderPromise; template class SQLQueryHolder; @@ -75,6 +76,8 @@ using HotfixDatabaseQueryHolder = SQLQueryHolder; using LoginDatabaseQueryHolder = SQLQueryHolder; using WorldDatabaseQueryHolder = SQLQueryHolder; +class SQLQueryHolderCallback; + // mysql struct MySQLHandle; struct MySQLResult; diff --git a/src/server/database/Database/DatabaseLoader.cpp b/src/server/database/Database/DatabaseLoader.cpp index 9d1af536..eac5fe58 100644 --- a/src/server/database/Database/DatabaseLoader.cpp +++ b/src/server/database/Database/DatabaseLoader.cpp @@ -184,6 +184,6 @@ DatabaseLoader& DatabaseLoader::AddDatabase(DatabaseWor template TC_DATABASE_API DatabaseLoader& DatabaseLoader::AddDatabase(DatabaseWorkerPool&, std::string const&); template TC_DATABASE_API -DatabaseLoader& DatabaseLoader::AddDatabase(DatabaseWorkerPool&, std::string const&); -template TC_DATABASE_API DatabaseLoader& DatabaseLoader::AddDatabase(DatabaseWorkerPool&, std::string const&); +template TC_DATABASE_API +DatabaseLoader& DatabaseLoader::AddDatabase(DatabaseWorkerPool&, std::string const&); diff --git a/src/server/database/Database/DatabaseLoader.h b/src/server/database/Database/DatabaseLoader.h index bcb4f79e..2d527c5b 100644 --- a/src/server/database/Database/DatabaseLoader.h +++ b/src/server/database/Database/DatabaseLoader.h @@ -25,7 +25,7 @@ #include #include -template +template class DatabaseWorkerPool; // A helper class to initiate all database worker pools, diff --git a/src/server/database/Database/DatabaseWorker.cpp b/src/server/database/Database/DatabaseWorker.cpp deleted file mode 100644 index f379f442..00000000 --- a/src/server/database/Database/DatabaseWorker.cpp +++ /dev/null @@ -1,58 +0,0 @@ -/* - * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along - * with this program. If not, see . - */ - -#include "DatabaseWorker.h" -#include "SQLOperation.h" -#include "ProducerConsumerQueue.h" - -DatabaseWorker::DatabaseWorker(ProducerConsumerQueue* newQueue, MySQLConnection* connection) -{ - _connection = connection; - _queue = newQueue; - _cancelationToken = false; - _workerThread = std::thread(&DatabaseWorker::WorkerThread, this); -} - -DatabaseWorker::~DatabaseWorker() -{ - _cancelationToken = true; - - _queue->Cancel(); - - _workerThread.join(); -} - -void DatabaseWorker::WorkerThread() -{ - if (!_queue) - return; - - for (;;) - { - SQLOperation* operation = nullptr; - - _queue->WaitAndPop(operation); - - if (_cancelationToken || !operation) - return; - - operation->SetConnection(_connection); - operation->call(); - - delete operation; - } -} diff --git a/src/server/database/Database/DatabaseWorker.h b/src/server/database/Database/DatabaseWorker.h deleted file mode 100644 index 6245332e..00000000 --- a/src/server/database/Database/DatabaseWorker.h +++ /dev/null @@ -1,50 +0,0 @@ -/* - * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along - * with this program. If not, see . - */ - -#ifndef _WORKERTHREAD_H -#define _WORKERTHREAD_H - -#include "Define.h" -#include -#include - -template -class ProducerConsumerQueue; - -class MySQLConnection; -class SQLOperation; - -class TC_DATABASE_API DatabaseWorker -{ - public: - DatabaseWorker(ProducerConsumerQueue* newQueue, MySQLConnection* connection); - ~DatabaseWorker(); - - private: - ProducerConsumerQueue* _queue; - MySQLConnection* _connection; - - void WorkerThread(); - std::thread _workerThread; - - std::atomic _cancelationToken; - - DatabaseWorker(DatabaseWorker const& right) = delete; - DatabaseWorker& operator=(DatabaseWorker const& right) = delete; -}; - -#endif diff --git a/src/server/database/Database/DatabaseWorkerPool.cpp b/src/server/database/Database/DatabaseWorkerPool.cpp index 826743ce..ddd31b39 100644 --- a/src/server/database/Database/DatabaseWorkerPool.cpp +++ b/src/server/database/Database/DatabaseWorkerPool.cpp @@ -19,6 +19,7 @@ #include "AdhocStatement.h" #include "Common.h" #include "Errors.h" +#include "IoContext.h" #include "Implementation/LoginDatabase.h" #include "Implementation/WorldDatabase.h" #include "Implementation/CharacterDatabase.h" @@ -30,46 +31,109 @@ #include "QueryCallback.h" #include "QueryHolder.h" #include "QueryResult.h" -#include "SQLOperation.h" #include "Transaction.h" #include "MySQLWorkaround.h" +#include #include +#include +#ifdef TRINITY_DEBUG +#include +#include +#endif + +#define MIN_MYSQL_SERVER_VERSION 50700u +#define MIN_MYSQL_SERVER_VERSION_STRING "5.7" +#define MIN_MYSQL_CLIENT_VERSION 50700u +#define MIN_MYSQL_CLIENT_VERSION_STRING "5.7" + +#define MIN_MARIADB_SERVER_VERSION 100209u +#define MIN_MARIADB_SERVER_VERSION_STRING "10.2.9" +#define MIN_MARIADB_CLIENT_VERSION 30003u +#define MIN_MARIADB_CLIENT_VERSION_STRING "3.0.3" -#define MIN_MYSQL_SERVER_VERSION 50100u -#define MIN_MYSQL_CLIENT_VERSION 50100u +namespace +{ +#ifdef TRINITY_DEBUG +template +thread_local bool WarnSyncQueries = false; +#endif +} -class PingOperation : public SQLOperation +template +struct DatabaseWorkerPool::QueueSizeTracker { - //! Operation for idle delaythreads - bool Execute() override + explicit QueueSizeTracker(DatabaseWorkerPool* pool) : _pool(pool) + { + ++_pool->_queueSize; + } + + QueueSizeTracker(QueueSizeTracker const& other) : _pool(other._pool) { ++_pool->_queueSize; } + QueueSizeTracker(QueueSizeTracker&& other) noexcept : _pool(std::exchange(other._pool, nullptr)) { } + + QueueSizeTracker& operator=(QueueSizeTracker const& other) + { + if (this != &other) + { + if (_pool != other._pool) + { + if (_pool) + --_pool->_queueSize; + if (other._pool) + ++other._pool->_queueSize; + } + _pool = other._pool; + } + return *this; + } + QueueSizeTracker& operator=(QueueSizeTracker&& other) noexcept + { + if (this != &other) + { + if (_pool != other._pool) + { + if (_pool) + --_pool->_queueSize; + } + _pool = std::exchange(other._pool, nullptr); + } + return *this; + } + + ~QueueSizeTracker() { - m_conn->Ping(); - return true; + if (_pool) + --_pool->_queueSize; } + +private: + DatabaseWorkerPool* _pool; }; template DatabaseWorkerPool::DatabaseWorkerPool() - : _queue(new ProducerConsumerQueue()), - _async_threads(0), _synch_threads(0) + : _async_threads(0), _synch_threads(0) { WPFatal(mysql_thread_safe(), "Used MySQL library isn't thread-safe."); - WPFatal(mysql_get_client_version() >= MIN_MYSQL_CLIENT_VERSION, "TrinityCore does not support MySQL versions below 5.1"); - WPFatal(mysql_get_client_version() == MYSQL_VERSION_ID, "Used MySQL library version (%s) does not match the version used to compile TrinityCore (%s). Search on forum for TCE00011.", - mysql_get_client_info(), MYSQL_SERVER_VERSION); + +#if defined(LIBMARIADB) && MARIADB_PACKAGE_VERSION_ID >= 30200 + WPFatal(mysql_get_client_version() >= MIN_MARIADB_CLIENT_VERSION, "TrinityCore does not support MariaDB versions below " MIN_MARIADB_CLIENT_VERSION_STRING " (found %s id %lu, need id >= %u), please update your MariaDB client library", mysql_get_client_info(), mysql_get_client_version(), MIN_MARIADB_CLIENT_VERSION); + WPFatal(mysql_get_client_version() == MARIADB_PACKAGE_VERSION_ID, "Used MariaDB library version (%s id %lu) does not match the version id used to compile TrinityCore (id %u). Search on forum for TCE00011.", mysql_get_client_info(), mysql_get_client_version(), MARIADB_PACKAGE_VERSION_ID); +#else + WPFatal(mysql_get_client_version() >= MIN_MYSQL_CLIENT_VERSION, "TrinityCore does not support MySQL versions below " MIN_MYSQL_CLIENT_VERSION_STRING " (found %s id %lu, need id >= %u), please update your MySQL client library", mysql_get_client_info(), mysql_get_client_version(), MIN_MYSQL_CLIENT_VERSION); + WPFatal(mysql_get_client_version() == MYSQL_VERSION_ID, "Used MySQL library version (%s id %lu) does not match the version id used to compile TrinityCore (id %u). Search on forum for TCE00011.", mysql_get_client_info(), mysql_get_client_version(), MYSQL_VERSION_ID); +#endif } template DatabaseWorkerPool::~DatabaseWorkerPool() { - _queue->Cancel(); } template void DatabaseWorkerPool::SetConnectionInfo(std::string const& infoString, uint8 const asyncThreads, uint8 const synchThreads) { - _connectionInfo = Trinity::make_unique(infoString); + _connectionInfo = std::make_unique(infoString); _async_threads = asyncThreads; _synch_threads = synchThreads; @@ -84,6 +148,8 @@ uint32 DatabaseWorkerPool::Open() "Asynchronous connections: %u, synchronous connections: %u.", GetDatabaseName(), _async_threads, _synch_threads); + _ioContext = std::make_unique(_async_threads); + uint32 error = OpenConnections(IDX_ASYNC, _async_threads); if (error) @@ -91,14 +157,17 @@ uint32 DatabaseWorkerPool::Open() error = OpenConnections(IDX_SYNCH, _synch_threads); - if (!error) - { - TC_LOG_INFO("sql.driver", "DatabasePool '%s' opened successfully. " SZFMTD - " total connections running.", GetDatabaseName(), - (_connections[IDX_SYNCH].size() + _connections[IDX_ASYNC].size())); - } + if (error) + return error; + + for (std::unique_ptr const& connection : _connections[IDX_ASYNC]) + connection->StartWorkerThread(_ioContext.get()); + + TC_LOG_INFO("sql.driver", "DatabasePool '%s' opened successfully. " + "%zu total connections running.", GetDatabaseName(), + (_connections[IDX_SYNCH].size() + _connections[IDX_ASYNC].size())); - return error; + return 0; } template @@ -106,9 +175,14 @@ void DatabaseWorkerPool::Close() { TC_LOG_INFO("sql.driver", "Closing down DatabasePool '%s'.", GetDatabaseName()); + if (_ioContext) + _ioContext->stop(); + //! Closes the actualy MySQL connection. _connections[IDX_ASYNC].clear(); + _ioContext.reset(); + TC_LOG_INFO("sql.driver", "Asynchronous connections on DatabasePool '%s' terminated. " "Proceeding with synchronous connections.", GetDatabaseName()); @@ -167,69 +241,61 @@ bool DatabaseWorkerPool::PrepareStatements() } template -QueryResult DatabaseWorkerPool::Query(const char* sql, T* connection /*= nullptr*/) +QueryResult DatabaseWorkerPool::Query(char const* sql, T* connection /*= nullptr*/) { if (!connection) connection = GetFreeConnection(); - ResultSet* result = connection->Query(sql); + QueryResult result = BasicStatementTask::Query(connection, sql); connection->Unlock(); - if (!result || !result->GetRowCount() || !result->NextRow()) - { - delete result; - return QueryResult(NULL); - } - return QueryResult(result); + return result; } template PreparedQueryResult DatabaseWorkerPool::Query(PreparedStatement* stmt) { - auto connection = GetFreeConnection(); - PreparedResultSet* ret = connection->Query(stmt); + T* connection = GetFreeConnection(); + PreparedQueryResult ret = PreparedStatementTask::Query(connection, stmt); connection->Unlock(); //! Delete proxy-class. Not needed anymore delete stmt; - if (!ret || !ret->GetRowCount()) - { - delete ret; - return PreparedQueryResult(NULL); - } - - return PreparedQueryResult(ret); + return ret; } template -QueryCallback DatabaseWorkerPool::AsyncQuery(const char* sql) +QueryCallback DatabaseWorkerPool::AsyncQuery(char const* sql) { - BasicStatementTask* task = new BasicStatementTask(sql, true); - // Store future result before enqueueing - task might get already processed and deleted before returning from this method - QueryResultFuture result = task->GetFuture(); - Enqueue(task); + std::future result = boost::asio::post(_ioContext->get_executor(), boost::asio::use_future([this, sql = std::string(sql), tracker = QueueSizeTracker(this)] + { + T* conn = GetAsyncConnectionForCurrentThread(); + return BasicStatementTask::Query(conn, sql.c_str()); + })); return QueryCallback(std::move(result)); } template QueryCallback DatabaseWorkerPool::AsyncQuery(PreparedStatement* stmt) { - PreparedStatementTask* task = new PreparedStatementTask(stmt, true); - // Store future result before enqueueing - task might get already processed and deleted before returning from this method - PreparedQueryResultFuture result = task->GetFuture(); - Enqueue(task); + std::future result = boost::asio::post(_ioContext->get_executor(), boost::asio::use_future([this, stmt = std::unique_ptr>(stmt), tracker = QueueSizeTracker(this)] + { + T* conn = GetAsyncConnectionForCurrentThread(); + return PreparedStatementTask::Query(conn, stmt.get()); + })); return QueryCallback(std::move(result)); } template -QueryResultHolderFuture DatabaseWorkerPool::DelayQueryHolder(SQLQueryHolder* holder) +SQLQueryHolderCallback DatabaseWorkerPool::DelayQueryHolder(std::shared_ptr> holder) { - SQLQueryHolderTask* task = new SQLQueryHolderTask(holder); - // Store future result before enqueueing - task might get already processed and deleted before returning from this method - QueryResultHolderFuture result = task->GetFuture(); - Enqueue(task); - return result; + std::future result = boost::asio::post(_ioContext->get_executor(), boost::asio::use_future([this, holder, tracker = QueueSizeTracker(this)] + { + T* conn = GetAsyncConnectionForCurrentThread(); + SQLQueryHolderTask::Execute(conn, holder.get()); + })); + return { std::move(holder), std::move(result) }; } template @@ -258,7 +324,39 @@ void DatabaseWorkerPool::CommitTransaction(SQLTransaction transaction) } #endif // TRINITY_DEBUG - Enqueue(new TransactionTask(transaction)); + boost::asio::post(_ioContext->get_executor(), [this, transaction, tracker = QueueSizeTracker(this)] + { + T* conn = GetAsyncConnectionForCurrentThread(); + TransactionTask::Execute(conn, transaction); + }); +} + +template +TransactionCallback DatabaseWorkerPool::AsyncCommitTransaction(SQLTransaction transaction) +{ +#ifdef TRINITY_DEBUG + //! Only analyze transaction weaknesses in Debug mode. + //! Ideally we catch the faults in Debug mode and then correct them, + //! so there's no need to waste these CPU cycles in Release mode. + switch (transaction->GetSize()) + { + case 0: + TC_LOG_DEBUG("sql.driver", "Transaction contains 0 queries. Not executing."); + break; + case 1: + TC_LOG_DEBUG("sql.driver", "Warning: Transaction only holds 1 query, consider removing Transaction context in code."); + break; + default: + break; + } +#endif // TRINITY_DEBUG + + std::future result = boost::asio::post(_ioContext->get_executor(), boost::asio::use_future([this, transaction, tracker = QueueSizeTracker(this)] + { + T* conn = GetAsyncConnectionForCurrentThread(); + return TransactionTask::Execute(conn, transaction); + })); + return TransactionCallback(std::move(result)); } template @@ -276,6 +374,7 @@ void DatabaseWorkerPool::DirectCommitTransaction(SQLTransaction& transacti /// @todo More elegant way if (errorCode == ER_LOCK_DEADLOCK) { + //todo: handle multiple sync threads deadlocking in a similar way as async threads uint8 loopBreaker = 5; for (uint8 i = 0; i < loopBreaker; ++i) { @@ -326,26 +425,32 @@ void DatabaseWorkerPool::KeepAlive() //! as the sole purpose is to prevent connections from idling. auto const count = _connections[IDX_ASYNC].size(); for (uint8 i = 0; i < count; ++i) - Enqueue(new PingOperation); + { + boost::asio::post(_ioContext->get_executor(), [this, tracker = QueueSizeTracker(this)] + { + T* conn = GetAsyncConnectionForCurrentThread(); + conn->Ping(); + }); + } } +#ifdef TRINITY_DEBUG +template +void DatabaseWorkerPool::WarnAboutSyncQueries([[maybe_unused]] bool warn) +{ + WarnSyncQueries = warn; +} +#endif + template uint32 DatabaseWorkerPool::OpenConnections(InternalIndex type, uint8 numConnections) { for (uint8 i = 0; i < numConnections; ++i) { // Create the connection - auto connection = [&] { - switch (type) - { - case IDX_ASYNC: - return Trinity::make_unique(_queue.get(), *_connectionInfo); - case IDX_SYNCH: - return Trinity::make_unique(*_connectionInfo); - default: - ABORT(); - } - }(); + constexpr std::array flags = { { CONNECTION_ASYNC, CONNECTION_SYNCH } }; + + std::unique_ptr connection = std::make_unique(*_connectionInfo, flags[type]); if (uint32 error = connection->Open()) { @@ -353,9 +458,18 @@ uint32 DatabaseWorkerPool::OpenConnections(InternalIndex type, uint8 numConne _connections[type].clear(); return error; } +#ifndef LIBMARIADB else if (connection->GetServerVersion() < MIN_MYSQL_SERVER_VERSION) +#else + else if (connection->GetServerVersion() < MIN_MARIADB_SERVER_VERSION) +#endif { - TC_LOG_ERROR("sql.driver", "TrinityCore does not support MySQL versions below 5.1"); +#ifndef LIBMARIADB + TC_LOG_ERROR("sql.driver", "TrinityCore does not support MySQL versions below " MIN_MYSQL_SERVER_VERSION_STRING " (found id %u, need id >= %u), please update your MySQL server", connection->GetServerVersion(), MIN_MYSQL_SERVER_VERSION); +#else + TC_LOG_ERROR("sql.driver", "TrinityCore does not support MariaDB versions below " MIN_MARIADB_SERVER_VERSION_STRING " (found id %u, need id >= %u), please update your MySQL server", connection->GetServerVersion(), MIN_MARIADB_SERVER_VERSION); +#endif + return 1; } else @@ -369,7 +483,7 @@ uint32 DatabaseWorkerPool::OpenConnections(InternalIndex type, uint8 numConne } template -unsigned long DatabaseWorkerPool::EscapeString(char *to, const char *from, unsigned long length) +unsigned long DatabaseWorkerPool::EscapeString(char* to, char const* from, unsigned long length) { if (!to || !from || !length) return 0; @@ -378,14 +492,23 @@ unsigned long DatabaseWorkerPool::EscapeString(char *to, const char *from, un } template -void DatabaseWorkerPool::Enqueue(SQLOperation* op) +size_t DatabaseWorkerPool::QueueSize() const { - _queue->Push(op); + return _queueSize; } template T* DatabaseWorkerPool::GetFreeConnection() { +#ifdef TRINITY_DEBUG + if (WarnSyncQueries) + { + std::ostringstream ss; + ss << boost::stacktrace::stacktrace(); + TC_LOG_WARN("sql.performances", "Sync query at:\n%s", ss.str()); + } +#endif + uint8 i = 0; auto const num_cons = _connections[IDX_SYNCH].size(); T* connection = nullptr; @@ -402,44 +525,53 @@ T* DatabaseWorkerPool::GetFreeConnection() } template -char const* DatabaseWorkerPool::GetDatabaseName() const +T* DatabaseWorkerPool::GetAsyncConnectionForCurrentThread() const { - return _connectionInfo->database.c_str(); + std::thread::id id = std::this_thread::get_id(); + for (auto&& connection : _connections[IDX_ASYNC]) + if (connection->GetWorkerThreadId() == id) + return connection.get(); + + return nullptr; } template -void DatabaseWorkerPool::WaitExecution() const +char const* DatabaseWorkerPool::GetDatabaseName() const { - while (!_queue->Empty()) - { - } + return _connectionInfo->database.c_str(); } template -void DatabaseWorkerPool::Execute(const char* sql) +void DatabaseWorkerPool::Execute(char const* sql) { - if (Trinity::IsFormatEmptyOrNull(sql)) + if (!sql) return; - BasicStatementTask* task = new BasicStatementTask(sql); - Enqueue(task); + boost::asio::post(_ioContext->get_executor(), [this, sql = std::string(sql), tracker = QueueSizeTracker(this)] + { + T* conn = GetAsyncConnectionForCurrentThread(); + BasicStatementTask::Execute(conn, sql.c_str()); + }); } template void DatabaseWorkerPool::Execute(PreparedStatement* stmt) { - PreparedStatementTask* task = new PreparedStatementTask(stmt); - Enqueue(task); + boost::asio::post(_ioContext->get_executor(), [this, stmt = std::unique_ptr>(stmt), tracker = QueueSizeTracker(this)] + { + T* conn = GetAsyncConnectionForCurrentThread(); + PreparedStatementTask::Execute(conn, stmt.get()); + }); } template -void DatabaseWorkerPool::DirectExecute(const char* sql) +void DatabaseWorkerPool::DirectExecute(char const* sql) { - if (Trinity::IsFormatEmptyOrNull(sql)) + if (!sql) return; T* connection = GetFreeConnection(); - connection->Execute(sql); + BasicStatementTask::Execute(connection, sql); connection->Unlock(); } @@ -447,7 +579,7 @@ template void DatabaseWorkerPool::DirectExecute(PreparedStatement* stmt) { T* connection = GetFreeConnection(); - connection->Execute(stmt); + PreparedStatementTask::Execute(connection, stmt); connection->Unlock(); //! Delete proxy-class. Not needed anymore @@ -455,7 +587,7 @@ void DatabaseWorkerPool::DirectExecute(PreparedStatement* stmt) } template -void DatabaseWorkerPool::ExecuteOrAppend(SQLTransaction& trans, const char* sql) +void DatabaseWorkerPool::ExecuteOrAppend(SQLTransaction& trans, char const* sql) { if (!trans) Execute(sql); diff --git a/src/server/database/Database/DatabaseWorkerPool.h b/src/server/database/Database/DatabaseWorkerPool.h index 84af2d28..69de682d 100644 --- a/src/server/database/Database/DatabaseWorkerPool.h +++ b/src/server/database/Database/DatabaseWorkerPool.h @@ -18,17 +18,16 @@ #ifndef _DATABASEWORKERPOOL_H #define _DATABASEWORKERPOOL_H +#include "AsioHacksFwd.h" #include "Define.h" #include "DatabaseEnvFwd.h" +#include "IoContext.h" #include "StringFormat.h" #include +#include #include #include -template -class ProducerConsumerQueue; - -class SQLOperation; struct MySQLConnectionInfo; template @@ -68,17 +67,17 @@ class DatabaseWorkerPool //! Enqueues a one-way SQL operation in string format that will be executed asynchronously. //! This method should only be used for queries that are only executed once, e.g during startup. - void Execute(const char* sql); + void Execute(char const* sql); //! Enqueues a one-way SQL operation in string format -with variable args- that will be executed asynchronously. //! This method should only be used for queries that are only executed once, e.g during startup. - template - void PExecute(Format&& sql, Args&&... args) + template + void PExecute(std::string_view sql, Args&&... args) { if (Trinity::IsFormatEmptyOrNull(sql)) return; - Execute(Trinity::StringFormat(std::forward(sql), std::forward(args)...).c_str()); + Execute(Trinity::StringFormat(sql, std::forward(args)...).c_str()); } //! Enqueues a one-way SQL operation in prepared statement format that will be executed asynchronously. @@ -91,17 +90,17 @@ class DatabaseWorkerPool //! Directly executes a one-way SQL operation in string format, that will block the calling thread until finished. //! This method should only be used for queries that are only executed once, e.g during startup. - void DirectExecute(const char* sql); + void DirectExecute(char const* sql); //! Directly executes a one-way SQL operation in string format -with variable args-, that will block the calling thread until finished. //! This method should only be used for queries that are only executed once, e.g during startup. - template - void DirectPExecute(Format&& sql, Args&&... args) + template + void DirectPExecute(std::string_view sql, Args&&... args) { if (Trinity::IsFormatEmptyOrNull(sql)) return; - DirectExecute(Trinity::StringFormat(std::forward(sql), std::forward(args)...).c_str()); + DirectExecute(Trinity::StringFormat(sql, std::forward(args)...).c_str()); } //! Directly executes a one-way SQL operation in prepared statement format, that will block the calling thread until finished. @@ -114,28 +113,28 @@ class DatabaseWorkerPool //! Directly executes an SQL query in string format that will block the calling thread until finished. //! Returns reference counted auto pointer, no need for manual memory management in upper level code. - QueryResult Query(const char* sql, T* connection = nullptr); + QueryResult Query(char const* sql, T* connection = nullptr); //! Directly executes an SQL query in string format -with variable args- that will block the calling thread until finished. //! Returns reference counted auto pointer, no need for manual memory management in upper level code. - template - QueryResult PQuery(Format&& sql, T* conn, Args&&... args) + template + QueryResult PQuery(std::string_view sql, T* conn, Args&&... args) { if (Trinity::IsFormatEmptyOrNull(sql)) return QueryResult(nullptr); - return Query(Trinity::StringFormat(std::forward(sql), std::forward(args)...).c_str(), conn); + return Query(Trinity::StringFormat(sql, std::forward(args)...).c_str(), conn); } //! Directly executes an SQL query in string format -with variable args- that will block the calling thread until finished. //! Returns reference counted auto pointer, no need for manual memory management in upper level code. - template - QueryResult PQuery(Format&& sql, Args&&... args) + template + QueryResult PQuery(std::string_view sql, Args&&... args) { if (Trinity::IsFormatEmptyOrNull(sql)) return QueryResult(nullptr); - return Query(Trinity::StringFormat(std::forward(sql), std::forward(args)...).c_str()); + return Query(Trinity::StringFormat(sql, std::forward(args)...).c_str()); } //! Directly executes an SQL query in prepared format that will block the calling thread until finished. @@ -149,7 +148,7 @@ class DatabaseWorkerPool //! Enqueues a query in string format that will set the value of the QueryResultFuture return object as soon as the query is executed. //! The return value is then processed in ProcessQueryCallback methods. - QueryCallback AsyncQuery(const char* sql); + QueryCallback AsyncQuery(char const* sql); //! Enqueues a query in prepared format that will set the value of the PreparedQueryResultFuture return object as soon as the query is executed. //! The return value is then processed in ProcessQueryCallback methods. @@ -160,7 +159,7 @@ class DatabaseWorkerPool //! return object as soon as the query is executed. //! The return value is then processed in ProcessQueryCallback methods. //! Any prepared statements added to this holder need to be prepared with the CONNECTION_ASYNC flag. - QueryResultHolderFuture DelayQueryHolder(SQLQueryHolder* holder); + SQLQueryHolderCallback DelayQueryHolder(std::shared_ptr> holder); /** Transaction context methods. @@ -173,13 +172,17 @@ class DatabaseWorkerPool //! were appended to the transaction will be respected during execution. void CommitTransaction(SQLTransaction transaction); + //! Enqueues a collection of one-way SQL operations (can be both adhoc and prepared). The order in which these operations + //! were appended to the transaction will be respected during execution. + TransactionCallback AsyncCommitTransaction(SQLTransaction transaction); + //! Directly executes a collection of one-way SQL operations (can be both adhoc and prepared). The order in which these operations //! were appended to the transaction will be respected during execution. void DirectCommitTransaction(SQLTransaction& transaction); //! Method used to execute ad-hoc statements in a diverse context. //! Will be wrapped in a transaction if valid object is present, otherwise executed standalone. - void ExecuteOrAppend(SQLTransaction& trans, const char* sql); + void ExecuteOrAppend(SQLTransaction& trans, char const* sql); //! Method used to execute prepared statements in a diverse context. //! Will be wrapped in a transaction if valid object is present, otherwise executed standalone. @@ -202,23 +205,33 @@ class DatabaseWorkerPool //! Keeps all our MySQL connections alive, prevent the server from disconnecting us. void KeepAlive(); - void WaitExecution() const; +#ifdef TRINITY_DEBUG + static void WarnAboutSyncQueries(bool warn); +#else + static void WarnAboutSyncQueries([[maybe_unused]] bool warn) { } +#endif + + size_t QueueSize() const; private: uint32 OpenConnections(InternalIndex type, uint8 numConnections); - unsigned long EscapeString(char *to, const char *from, unsigned long length); - - void Enqueue(SQLOperation* op); + unsigned long EscapeString(char* to, char const* from, unsigned long length); //! Gets a free connection in the synchronous connection pool. //! Caller MUST call t->Unlock() after touching the MySQL context to prevent deadlocks. T* GetFreeConnection(); + T* GetAsyncConnectionForCurrentThread() const; + char const* GetDatabaseName() const; + struct QueueSizeTracker; + friend QueueSizeTracker; + //! Queue shared by async worker threads. - std::unique_ptr> _queue; + std::unique_ptr _ioContext; + std::atomic _queueSize; std::array>, IDX_SIZE> _connections; std::unique_ptr _connectionInfo; std::vector _preparedStatementSize; diff --git a/src/server/database/Database/Field.cpp b/src/server/database/Database/Field.cpp index df641f7a..66409083 100644 --- a/src/server/database/Database/Field.cpp +++ b/src/server/database/Database/Field.cpp @@ -16,344 +16,161 @@ */ #include "Field.h" -#include "Log.h" +#include "Errors.h" +#include "FieldValueConverter.h" +#include -Field::Field() +Field::Field() : _value(nullptr), _length(0), _meta(nullptr) { - data.value = NULL; - data.type = DatabaseFieldTypes::Null; - data.length = 0; - data.raw = false; } -Field::~Field() -{ - CleanUp(); -} +Field::~Field() = default; uint8 Field::GetUInt8() const { - if (!data.value) - return 0; - -#ifdef TRINITY_DEBUG - if (!IsType(DatabaseFieldTypes::Int8)) - { - LogWrongType(__FUNCTION__); + if (!_value) return 0; - } -#endif - if (data.raw) - return *reinterpret_cast(data.value); - return static_cast(strtoul((char*)data.value, nullptr, 10)); + return _meta->Converter->GetUInt8(_value, _length, _meta); } int8 Field::GetInt8() const { - if (!data.value) - return 0; - -#ifdef TRINITY_DEBUG - if (!IsType(DatabaseFieldTypes::Int8)) - { - LogWrongType(__FUNCTION__); + if (!_value) return 0; - } -#endif - if (data.raw) - return *reinterpret_cast(data.value); - return static_cast(strtol((char*)data.value, NULL, 10)); + return _meta->Converter->GetInt8(_value, _length, _meta); } uint16 Field::GetUInt16() const { - if (!data.value) + if (!_value) return 0; -#ifdef TRINITY_DEBUG - if (!IsType(DatabaseFieldTypes::Int16)) - { - LogWrongType(__FUNCTION__); - return 0; - } -#endif - - if (data.raw) - return *reinterpret_cast(data.value); - return static_cast(strtoul((char*)data.value, nullptr, 10)); + return _meta->Converter->GetUInt16(_value, _length, _meta); } int16 Field::GetInt16() const { - if (!data.value) + if (!_value) return 0; -#ifdef TRINITY_DEBUG - if (!IsType(DatabaseFieldTypes::Int16)) - { - LogWrongType(__FUNCTION__); - return 0; - } -#endif - - if (data.raw) - return *reinterpret_cast(data.value); - return static_cast(strtol((char*)data.value, NULL, 10)); + return _meta->Converter->GetInt16(_value, _length, _meta); } uint32 Field::GetUInt32() const { - if (!data.value) + if (!_value) return 0; -#ifdef TRINITY_DEBUG - if (!IsType(DatabaseFieldTypes::Int32)) - { - LogWrongType(__FUNCTION__); - return 0; - } -#endif - - if (data.raw) - return *reinterpret_cast(data.value); - return static_cast(strtoul((char*)data.value, nullptr, 10)); + return _meta->Converter->GetUInt32(_value, _length, _meta); } int32 Field::GetInt32() const { - if (!data.value) - return 0; - -#ifdef TRINITY_DEBUG - if (!IsType(DatabaseFieldTypes::Int32)) - { - LogWrongType(__FUNCTION__); + if (!_value) return 0; - } -#endif - if (data.raw) - return *reinterpret_cast(data.value); - return static_cast(strtol((char*)data.value, NULL, 10)); + return _meta->Converter->GetInt32(_value, _length, _meta); } uint64 Field::GetUInt64() const { - if (!data.value) - return 0; - -#ifdef TRINITY_DEBUG - if (!IsType(DatabaseFieldTypes::Int64)) - { - LogWrongType(__FUNCTION__); + if (!_value) return 0; - } -#endif - if (data.raw) - return *reinterpret_cast(data.value); - return static_cast(strtoull((char*)data.value, nullptr, 10)); + return _meta->Converter->GetUInt64(_value, _length, _meta); } int64 Field::GetInt64() const { - if (!data.value) + if (!_value) return 0; -#ifdef TRINITY_DEBUG - if (!IsType(DatabaseFieldTypes::Int64)) - { - LogWrongType(__FUNCTION__); - return 0; - } -#endif - - if (data.raw) - return *reinterpret_cast(data.value); - return static_cast(strtoll((char*)data.value, NULL, 10)); + return _meta->Converter->GetInt64(_value, _length, _meta); } float Field::GetFloat() const { - if (!data.value) + if (!_value) return 0.0f; -#ifdef TRINITY_DEBUG - if (!IsType(DatabaseFieldTypes::Float)) - { - LogWrongType(__FUNCTION__); - return 0.0f; - } -#endif - - if (data.raw) - return *reinterpret_cast(data.value); - return static_cast(atof((char*)data.value)); + return _meta->Converter->GetFloat(_value, _length, _meta); } double Field::GetDouble() const { - if (!data.value) - return 0.0f; + if (!_value) + return 0.0; -#ifdef TRINITY_DEBUG - if (!IsType(DatabaseFieldTypes::Double) && !IsType(DatabaseFieldTypes::Decimal)) - { - LogWrongType(__FUNCTION__); - return 0.0f; - } -#endif + return _meta->Converter->GetDouble(_value, _length, _meta); +} + +SystemTimePoint Field::GetDate() const +{ + if (!_value) + return SystemTimePoint::min(); - if (data.raw && !IsType(DatabaseFieldTypes::Decimal)) - return *reinterpret_cast(data.value); - return static_cast(atof((char*)data.value)); + return _meta->Converter->GetDate(_value, _length, _meta); } char const* Field::GetCString() const { - if (!data.value) - return NULL; - -#ifdef TRINITY_DEBUG - if (IsNumeric() && data.raw) - { - LogWrongType(__FUNCTION__); - return NULL; - } -#endif - return static_cast(data.value); + if (!_value) + return nullptr; + + return _meta->Converter->GetCString(_value, _length, _meta); } std::string Field::GetString() const { - if (!data.value) + if (!_value) return ""; char const* string = GetCString(); if (!string) return ""; - return std::string(string, data.length); + return std::string(string, _length); } std::string_view Field::GetStringView() const { - if (!data.value) + if (!_value) return {}; char const* const string = GetCString(); if (!string) return {}; - return { string, data.length }; + return { string, _length }; } std::vector Field::GetBinary() const { std::vector result; - if (!data.value || !data.length) + if (!_value || !_length) return result; - result.resize(data.length); - memcpy(result.data(), data.value, data.length); + result.resize(_length); + memcpy(result.data(), _value, _length); return result; } -void Field::SetByteValue(void* newValue, DatabaseFieldTypes newType, uint32 length) +void Field::GetBinarySizeChecked(uint8* buf, size_t length) const { - // This value stores raw bytes that have to be explicitly cast later - data.value = newValue; - data.length = length; - data.type = newType; - data.raw = true; + ASSERT(_value && (_length == length), "Expected %zu-byte binary blob, got %sdata (%u bytes) instead", length, _value ? "" : "no ", _length); + memcpy(buf, _value, length); } -void Field::SetStructuredValue(char* newValue, DatabaseFieldTypes newType, uint32 length) +void Field::SetValue(char const* newValue, uint32 length) { - if (data.value) - CleanUp(); - - // This value stores somewhat structured data that needs function style casting - if (newValue) - { - data.value = new char[length + 1]; - memcpy(data.value, newValue, length); - *(reinterpret_cast(data.value) + length) = '\0'; - data.length = length; - } - - data.type = newType; - data.raw = false; -} - -bool Field::IsType(DatabaseFieldTypes type) const -{ - return data.type == type; -} - -bool Field::IsNumeric() const -{ - return (data.type == DatabaseFieldTypes::Int8 || - data.type == DatabaseFieldTypes::Int16 || - data.type == DatabaseFieldTypes::Int32 || - data.type == DatabaseFieldTypes::Int64 || - data.type == DatabaseFieldTypes::Float || - data.type == DatabaseFieldTypes::Double); -} - -#ifdef TRINITY_DEBUG - -void Field::LogWrongType(char const* getter) const -{ - TC_LOG_WARN("sql.sql", "Warning: %s on %s field %s.%s (%s.%s) at index %u.", - getter, meta.Type, meta.TableAlias, meta.Alias, meta.TableName, meta.Name, meta.Index); -} - -#include "MySQLHacks.h" - -static char const* FieldTypeToString(enum_field_types type) -{ - switch (type) - { - case MYSQL_TYPE_BIT: return "BIT"; - case MYSQL_TYPE_BLOB: return "BLOB"; - case MYSQL_TYPE_DATE: return "DATE"; - case MYSQL_TYPE_DATETIME: return "DATETIME"; - case MYSQL_TYPE_NEWDECIMAL: return "NEWDECIMAL"; - case MYSQL_TYPE_DECIMAL: return "DECIMAL"; - case MYSQL_TYPE_DOUBLE: return "DOUBLE"; - case MYSQL_TYPE_ENUM: return "ENUM"; - case MYSQL_TYPE_FLOAT: return "FLOAT"; - case MYSQL_TYPE_GEOMETRY: return "GEOMETRY"; - case MYSQL_TYPE_INT24: return "INT24"; - case MYSQL_TYPE_LONG: return "LONG"; - case MYSQL_TYPE_LONGLONG: return "LONGLONG"; - case MYSQL_TYPE_LONG_BLOB: return "LONG_BLOB"; - case MYSQL_TYPE_MEDIUM_BLOB: return "MEDIUM_BLOB"; - case MYSQL_TYPE_NEWDATE: return "NEWDATE"; - case MYSQL_TYPE_NULL: return "NULL"; - case MYSQL_TYPE_SET: return "SET"; - case MYSQL_TYPE_SHORT: return "SHORT"; - case MYSQL_TYPE_STRING: return "STRING"; - case MYSQL_TYPE_TIME: return "TIME"; - case MYSQL_TYPE_TIMESTAMP: return "TIMESTAMP"; - case MYSQL_TYPE_TINY: return "TINY"; - case MYSQL_TYPE_TINY_BLOB: return "TINY_BLOB"; - case MYSQL_TYPE_VAR_STRING: return "VAR_STRING"; - case MYSQL_TYPE_YEAR: return "YEAR"; - default: return "-Unknown-"; - } + // This value stores raw bytes that have to be explicitly cast later + _value = newValue; + _length = length; } -void Field::SetMetadata(MySQLField* field, uint32 fieldIndex) +void Field::SetMetadata(QueryResultFieldMetadata const* meta) { - meta.TableName = field->org_table; - meta.TableAlias = field->table; - meta.Name = field->org_name; - meta.Alias = field->name; - meta.Type = FieldTypeToString(field->type); - meta.Index = fieldIndex; + _meta = meta; } -#endif diff --git a/src/server/database/Database/Field.h b/src/server/database/Database/Field.h index 407fa15a..1d28d8cf 100644 --- a/src/server/database/Database/Field.h +++ b/src/server/database/Database/Field.h @@ -15,27 +15,49 @@ * with this program. If not, see . */ -#ifndef _FIELD_H -#define _FIELD_H +#ifndef TRINITY_DATABASE_FIELD_H +#define TRINITY_DATABASE_FIELD_H #include "Define.h" -#include "DatabaseEnvFwd.h" +#include "Duration.h" +#include +#include +#include #include +class BaseDatabaseResultValueConverter; + enum class DatabaseFieldTypes : uint8 { Null, + UInt8, Int8, + UInt16, Int16, + UInt32, Int32, + UInt64, Int64, Float, Double, Decimal, Date, + Time, Binary }; +struct QueryResultFieldMetadata +{ + char const* TableName = nullptr; + char const* TableAlias = nullptr; + char const* Name = nullptr; + char const* Alias = nullptr; + char const* TypeName = nullptr; + uint32 Index = 0; + DatabaseFieldTypes Type = DatabaseFieldTypes::Null; + BaseDatabaseResultValueConverter const* Converter = nullptr; +}; + /** @class Field @@ -90,58 +112,34 @@ class TC_DATABASE_API Field int64 GetInt64() const; float GetFloat() const; double GetDouble() const; + SystemTimePoint GetDate() const; char const* GetCString() const; std::string GetString() const; std::string_view GetStringView() const; std::vector GetBinary() const; - - bool IsNull() const + template + std::array GetBinary() const { - return data.value == NULL; + std::array buf; + GetBinarySizeChecked(buf.data(), S); + return buf; } - struct Metadata - { - char const* TableName; - char const* TableAlias; - char const* Name; - char const* Alias; - char const* Type; - uint32 Index; - }; - - protected: - #pragma pack(push, 1) - struct - { - uint32 length; // Length (prepared strings only) - void* value; // Actual data in memory - DatabaseFieldTypes type; // Field type - bool raw; // Raw bytes? (Prepared statement or ad hoc) - } data; - #pragma pack(pop) - - void SetByteValue(void* newValue, DatabaseFieldTypes newType, uint32 length); - void SetStructuredValue(char* newValue, DatabaseFieldTypes newType, uint32 length); - - void CleanUp() + bool IsNull() const { - // Field does not own the data if fetched with prepared statement - if (!data.raw) - delete[] ((char*)data.value); - data.value = NULL; + return _value == nullptr; } - bool IsType(DatabaseFieldTypes type) const; + private: + char const* _value; // Actual data in memory + uint32 _length; // Length - bool IsNumeric() const; + void SetValue(char const* newValue, uint32 length); - private: - #ifdef TRINITY_DEBUG - void LogWrongType(char const* getter) const; - void SetMetadata(MySQLField* field, uint32 fieldIndex); - Metadata meta; - #endif + QueryResultFieldMetadata const* _meta; + void SetMetadata(QueryResultFieldMetadata const* meta); + + void GetBinarySizeChecked(uint8* buf, size_t size) const; }; #endif diff --git a/src/server/database/Database/FieldValueConverter.cpp b/src/server/database/Database/FieldValueConverter.cpp new file mode 100644 index 00000000..6e36c1c8 --- /dev/null +++ b/src/server/database/Database/FieldValueConverter.cpp @@ -0,0 +1,50 @@ +/* + * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see . + */ + +#include "FieldValueConverter.h" +#include "Errors.h" +#include "Field.h" + +BaseDatabaseResultValueConverter::BaseDatabaseResultValueConverter() = default; +BaseDatabaseResultValueConverter::~BaseDatabaseResultValueConverter() = default; + +void BaseDatabaseResultValueConverter::LogTruncation(char const* getter, QueryResultFieldMetadata const* meta) +{ + char const* expectedAccessor = ""; + switch (meta->Type) + { + case DatabaseFieldTypes::UInt8: expectedAccessor = "Field::GetUInt8"; break; + case DatabaseFieldTypes::Int8: expectedAccessor = "Field::GetInt8"; break; + case DatabaseFieldTypes::UInt16: expectedAccessor = "Field::GetUInt16"; break; + case DatabaseFieldTypes::Int16: expectedAccessor = "Field::GetInt16"; break; + case DatabaseFieldTypes::UInt32: expectedAccessor = "Field::GetUIn32"; break; + case DatabaseFieldTypes::Int32: expectedAccessor = "Field::GetInt32"; break; + case DatabaseFieldTypes::UInt64: expectedAccessor = "Field::GetUIn64"; break; + case DatabaseFieldTypes::Int64: expectedAccessor = "Field::GetInt64"; break; + case DatabaseFieldTypes::Float: expectedAccessor = "Field::GetFloat"; break; + case DatabaseFieldTypes::Double: expectedAccessor = "Field::GetDouble"; break; + case DatabaseFieldTypes::Decimal: expectedAccessor = "Field::GetDouble or Field::GetString"; break; + case DatabaseFieldTypes::Date: expectedAccessor = "Field::GetDate"; break; + case DatabaseFieldTypes::Time: expectedAccessor = "Field::GetTime"; break; + case DatabaseFieldTypes::Binary: expectedAccessor = "Field::GetString or Field::GetBinary"; break; + default: + break; + } + + ASSERT(false, "%s on %s field %s.%s (%s.%s) at index %u caused value to be truncated. Use %s instead.", + getter, meta->TypeName, meta->TableAlias, meta->Alias, meta->TableName, meta->Name, meta->Index, expectedAccessor); +} diff --git a/src/server/database/Database/FieldValueConverter.h b/src/server/database/Database/FieldValueConverter.h new file mode 100644 index 00000000..8023ff48 --- /dev/null +++ b/src/server/database/Database/FieldValueConverter.h @@ -0,0 +1,52 @@ +/* + * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see . + */ + +#ifndef TRINITY_FIELD_VALUE_CONVERTER_H +#define TRINITY_FIELD_VALUE_CONVERTER_H + +#include "Define.h" +#include "Duration.h" + +struct QueryResultFieldMetadata; + +class BaseDatabaseResultValueConverter +{ +public: + BaseDatabaseResultValueConverter(); + BaseDatabaseResultValueConverter(BaseDatabaseResultValueConverter const&) = delete; + BaseDatabaseResultValueConverter(BaseDatabaseResultValueConverter&&) = delete; + BaseDatabaseResultValueConverter& operator=(BaseDatabaseResultValueConverter const&) = delete; + BaseDatabaseResultValueConverter& operator=(BaseDatabaseResultValueConverter&&) = delete; + virtual ~BaseDatabaseResultValueConverter(); + + virtual uint8 GetUInt8(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0; + virtual int8 GetInt8(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0; + virtual uint16 GetUInt16(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0; + virtual int16 GetInt16(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0; + virtual uint32 GetUInt32(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0; + virtual int32 GetInt32(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0; + virtual uint64 GetUInt64(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0; + virtual int64 GetInt64(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0; + virtual float GetFloat(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0; + virtual double GetDouble(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0; + virtual SystemTimePoint GetDate(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0; + virtual char const* GetCString(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const = 0; + + static void LogTruncation(char const* getter, QueryResultFieldMetadata const* meta); +}; + +#endif // TRINITY_FIELD_VALUE_CONVERTER_H diff --git a/src/server/database/Database/FieldValueConverters.h b/src/server/database/Database/FieldValueConverters.h new file mode 100644 index 00000000..fc6dec86 --- /dev/null +++ b/src/server/database/Database/FieldValueConverters.h @@ -0,0 +1,131 @@ +/* + * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see . + */ + +#ifndef TRINITY_FIELD_VALUE_CONVERTERS_H +#define TRINITY_FIELD_VALUE_CONVERTERS_H + +#include "FieldValueConverter.h" +#include "StringConvert.h" + +// converts string value returned from query to type specified in column metadata +template +class FromStringToDatabaseTypeConverter +{ +public: + static DatabaseType GetDatabaseValue(char const* data, uint32 size) + { + return Trinity::StringTo({ data, size }).template value_or(0); + } + + static char const* GetStringValue(char const* data) + { + return data; + } +}; + +// converts binary value returned from query to type specified in column metadata +template +class FromBinaryToDatabaseTypeConverter +{ +public: + static DatabaseType GetDatabaseValue(char const* data, uint32 /*size*/) + { + return *reinterpret_cast(data); + } + + static char const* GetStringValue(char const* /*data*/) + { + return nullptr; + } +}; + +// converts column value from type specified in column metadata to type requested by Field::Get* function +template typename ToDatabaseTypeConverter> +class PrimitiveResultValueConverter : public BaseDatabaseResultValueConverter +{ +public: + template + static T GetNumericValue(char const* data, uint32 size, QueryResultFieldMetadata const* meta, char const* func) + { + DatabaseType source = ToDatabaseTypeConverter::GetDatabaseValue(data, size); + T result = static_cast(source); + if (static_cast(result) != source) + { + LogTruncation(func, meta); + return T(); + } + return result; + } + + uint8 GetUInt8(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const override { return GetNumericValue(data, size, meta, "Field::GetUInt8"); } + int8 GetInt8(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const override { return GetNumericValue(data, size, meta, "Field::GetInt8"); } + uint16 GetUInt16(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const override { return GetNumericValue(data, size, meta, "Field::GetUInt16"); } + int16 GetInt16(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const override { return GetNumericValue(data, size, meta, "Field::GetInt16"); } + uint32 GetUInt32(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const override { return GetNumericValue(data, size, meta, "Field::GetUInt32"); } + int32 GetInt32(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const override { return GetNumericValue(data, size, meta, "Field::GetInt32"); } + uint64 GetUInt64(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const override { return GetNumericValue(data, size, meta, "Field::GetUInt64"); } + int64 GetInt64(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const override { return GetNumericValue(data, size, meta, "Field::GetInt64"); } + float GetFloat(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const override { return GetNumericValue(data, size, meta, "Field::GetFloat"); } + double GetDouble(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const override { return GetNumericValue(data, size, meta, "Field::GetDouble"); } + SystemTimePoint GetDate(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetDate", meta); return SystemTimePoint::min(); } + char const* GetCString(char const* data, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override + { + char const* result = ToDatabaseTypeConverter::GetStringValue(data); + if (data && !result) + LogTruncation("Field::GetCString", meta); + return result; + } +}; + +template<> +class PrimitiveResultValueConverter : public BaseDatabaseResultValueConverter +{ +public: + uint8 GetUInt8(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetUInt8", meta); return 0; } + int8 GetInt8(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetInt8", meta); return 0; } + uint16 GetUInt16(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetUInt16", meta); return 0; } + int16 GetInt16(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetInt16", meta); return 0; } + uint32 GetUInt32(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetUInt32", meta); return 0; } + int32 GetInt32(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetInt32", meta); return 0; } + uint64 GetUInt64(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetUInt64", meta); return 0; } + int64 GetInt64(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetInt64", meta); return 0; } + float GetFloat(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetFloat", meta); return 0.0f; } + double GetDouble(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetDouble", meta); return 0.0; } + SystemTimePoint GetDate(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetDate", meta); return SystemTimePoint::min(); } + char const* GetCString(char const* data, uint32 /*size*/, QueryResultFieldMetadata const* /*meta*/) const override { return data; } +}; + +using StringResultValueConverter = PrimitiveResultValueConverter; + +class NotImplementedResultValueConverter : public BaseDatabaseResultValueConverter +{ +public: + uint8 GetUInt8(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetUInt8", meta); return 0; } + int8 GetInt8(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetInt8", meta); return 0; } + uint16 GetUInt16(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetUInt16", meta); return 0; } + int16 GetInt16(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetInt16", meta); return 0; } + uint32 GetUInt32(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetUInt32", meta); return 0; } + int32 GetInt32(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetInt32", meta); return 0; } + uint64 GetUInt64(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetUInt64", meta); return 0; } + int64 GetInt64(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetInt64", meta); return 0; } + float GetFloat(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetFloat", meta); return 0.0f; } + double GetDouble(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetDouble", meta); return 0.0; } + SystemTimePoint GetDate(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetDate", meta); return SystemTimePoint::min(); } + char const* GetCString(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetCString", meta); return nullptr; } +}; + +#endif // TRINITY_FIELD_VALUE_CONVERTERS_H diff --git a/src/server/database/Database/Implementation/CharacterDatabase.cpp b/src/server/database/Database/Implementation/CharacterDatabase.cpp index c803cab7..7f3e5fde 100644 --- a/src/server/database/Database/Implementation/CharacterDatabase.cpp +++ b/src/server/database/Database/Implementation/CharacterDatabase.cpp @@ -873,14 +873,11 @@ void CharacterDatabaseConnection::DoPrepareStatements() PrepareStatement(CHAR_SEL_NUM_ACCOUNT_CHARS_REACHED_LEVEL, "SELECT COUNT(guid) FROM characters WHERE account = ? AND level >= ?", CONNECTION_BOTH); } -CharacterDatabaseConnection::CharacterDatabaseConnection(MySQLConnectionInfo& connInfo) : MySQLConnection(connInfo) -{ -} - -CharacterDatabaseConnection::CharacterDatabaseConnection(ProducerConsumerQueue* q, MySQLConnectionInfo& connInfo) : MySQLConnection(q, connInfo) +CharacterDatabaseConnection::CharacterDatabaseConnection(MySQLConnectionInfo& connInfo, ConnectionFlags connectionFlags) : MySQLConnection(connInfo, connectionFlags) { } CharacterDatabaseConnection::~CharacterDatabaseConnection() { } + diff --git a/src/server/database/Database/Implementation/CharacterDatabase.h b/src/server/database/Database/Implementation/CharacterDatabase.h index 92a3392a..f19e0394 100644 --- a/src/server/database/Database/Implementation/CharacterDatabase.h +++ b/src/server/database/Database/Implementation/CharacterDatabase.h @@ -774,9 +774,7 @@ class TC_DATABASE_API CharacterDatabaseConnection : public MySQLConnection public: typedef CharacterDatabaseStatements Statements; - //- Constructors for sync and async connections - CharacterDatabaseConnection(MySQLConnectionInfo& connInfo); - CharacterDatabaseConnection(ProducerConsumerQueue* q, MySQLConnectionInfo& connInfo); + CharacterDatabaseConnection(MySQLConnectionInfo& connInfo, ConnectionFlags connectionFlags); ~CharacterDatabaseConnection(); //- Loads database type specific prepared statements diff --git a/src/server/database/Database/Implementation/HotfixDatabase.cpp b/src/server/database/Database/Implementation/HotfixDatabase.cpp index a270e4f8..8c008727 100644 --- a/src/server/database/Database/Implementation/HotfixDatabase.cpp +++ b/src/server/database/Database/Implementation/HotfixDatabase.cpp @@ -2638,11 +2638,7 @@ void HotfixDatabaseConnection::DoPrepareStatements() " ORDER BY ID DESC", CONNECTION_SYNCH); } -HotfixDatabaseConnection::HotfixDatabaseConnection(MySQLConnectionInfo& connInfo) : MySQLConnection(connInfo) -{ -} - -HotfixDatabaseConnection::HotfixDatabaseConnection(ProducerConsumerQueue* q, MySQLConnectionInfo& connInfo) : MySQLConnection(q, connInfo) +HotfixDatabaseConnection::HotfixDatabaseConnection(MySQLConnectionInfo& connInfo, ConnectionFlags connectionFlags) : MySQLConnection(connInfo, connectionFlags) { } diff --git a/src/server/database/Database/Implementation/HotfixDatabase.h b/src/server/database/Database/Implementation/HotfixDatabase.h index 38545c68..338da915 100644 --- a/src/server/database/Database/Implementation/HotfixDatabase.h +++ b/src/server/database/Database/Implementation/HotfixDatabase.h @@ -1455,9 +1455,7 @@ class TC_DATABASE_API HotfixDatabaseConnection : public MySQLConnection public: typedef HotfixDatabaseStatements Statements; - //- Constructors for sync and async connections - HotfixDatabaseConnection(MySQLConnectionInfo& connInfo); - HotfixDatabaseConnection(ProducerConsumerQueue* q, MySQLConnectionInfo& connInfo); + HotfixDatabaseConnection(MySQLConnectionInfo& connInfo, ConnectionFlags connectionFlags); ~HotfixDatabaseConnection(); //- Loads database type specific prepared statements diff --git a/src/server/database/Database/Implementation/LoginDatabase.cpp b/src/server/database/Database/Implementation/LoginDatabase.cpp index 17eec231..4e6ed178 100644 --- a/src/server/database/Database/Implementation/LoginDatabase.cpp +++ b/src/server/database/Database/Implementation/LoginDatabase.cpp @@ -116,11 +116,7 @@ void LoginDatabaseConnection::DoPrepareStatements() PrepareStatement(LOGIN_UPD_TRANSFER_REQUESTS, "UPDATE `transfer_requests` SET guid = ?, `status` = '0', `char_class` = ?, `char_faction` = ? WHERE id = ?", CONNECTION_ASYNC); } -LoginDatabaseConnection::LoginDatabaseConnection(MySQLConnectionInfo& connInfo) : MySQLConnection(connInfo) -{ -} - -LoginDatabaseConnection::LoginDatabaseConnection(ProducerConsumerQueue* q, MySQLConnectionInfo& connInfo) : MySQLConnection(q, connInfo) +LoginDatabaseConnection::LoginDatabaseConnection(MySQLConnectionInfo& connInfo, ConnectionFlags connectionFlags) : MySQLConnection(connInfo, connectionFlags) { } diff --git a/src/server/database/Database/Implementation/LoginDatabase.h b/src/server/database/Database/Implementation/LoginDatabase.h index 89a5806b..e69bc16c 100644 --- a/src/server/database/Database/Implementation/LoginDatabase.h +++ b/src/server/database/Database/Implementation/LoginDatabase.h @@ -125,9 +125,7 @@ class TC_DATABASE_API LoginDatabaseConnection : public MySQLConnection public: typedef LoginDatabaseStatements Statements; - //- Constructors for sync and async connections - LoginDatabaseConnection(MySQLConnectionInfo& connInfo); - LoginDatabaseConnection(ProducerConsumerQueue* q, MySQLConnectionInfo& connInfo); + LoginDatabaseConnection(MySQLConnectionInfo& connInfo, ConnectionFlags connectionFlags); ~LoginDatabaseConnection(); //- Loads database type specific prepared statements diff --git a/src/server/database/Database/Implementation/WorldDatabase.cpp b/src/server/database/Database/Implementation/WorldDatabase.cpp index 21fc75b0..0953a33a 100644 --- a/src/server/database/Database/Implementation/WorldDatabase.cpp +++ b/src/server/database/Database/Implementation/WorldDatabase.cpp @@ -103,11 +103,7 @@ void WorldDatabaseConnection::DoPrepareStatements() PrepareStatement(WORLD_UPD_QUEST_OBJECTIVE_BUGGED_STATE, "UPDATE quest_objectives SET Bugged = ? WHERE ID = ?", CONNECTION_ASYNC); } -WorldDatabaseConnection::WorldDatabaseConnection(MySQLConnectionInfo& connInfo) : MySQLConnection(connInfo) -{ -} - -WorldDatabaseConnection::WorldDatabaseConnection(ProducerConsumerQueue* q, MySQLConnectionInfo& connInfo) : MySQLConnection(q, connInfo) +WorldDatabaseConnection::WorldDatabaseConnection(MySQLConnectionInfo& connInfo, ConnectionFlags connectionFlags) : MySQLConnection(connInfo, connectionFlags) { } diff --git a/src/server/database/Database/Implementation/WorldDatabase.h b/src/server/database/Database/Implementation/WorldDatabase.h index cbe5d099..e7abc6e7 100644 --- a/src/server/database/Database/Implementation/WorldDatabase.h +++ b/src/server/database/Database/Implementation/WorldDatabase.h @@ -116,9 +116,7 @@ class TC_DATABASE_API WorldDatabaseConnection : public MySQLConnection public: typedef WorldDatabaseStatements Statements; - //- Constructors for sync and async connections - WorldDatabaseConnection(MySQLConnectionInfo& connInfo); - WorldDatabaseConnection(ProducerConsumerQueue* q, MySQLConnectionInfo& connInfo); + WorldDatabaseConnection(MySQLConnectionInfo& connInfo, ConnectionFlags connectionFlags); ~WorldDatabaseConnection(); //- Loads database type specific prepared statements diff --git a/src/server/database/Database/MySQLConnection.cpp b/src/server/database/Database/MySQLConnection.cpp index 466e00e3..1a9ef5fb 100644 --- a/src/server/database/Database/MySQLConnection.cpp +++ b/src/server/database/Database/MySQLConnection.cpp @@ -17,12 +17,13 @@ #include "MySQLConnection.h" #include "Common.h" -#include "DatabaseWorker.h" +#include "IoContext.h" #include "Log.h" #include "MySQLHacks.h" #include "MySQLPreparedStatement.h" #include "PreparedStatement.h" #include "QueryResult.h" +#include "StringConvert.h" #include "Timer.h" #include "Transaction.h" #include "Util.h" @@ -32,37 +33,34 @@ MySQLConnectionInfo::MySQLConnectionInfo(std::string const& infoString) { - Tokenizer tokens(infoString, ';'); + std::vector tokens = Trinity::Tokenize(infoString, ';', true); - if (tokens.size() != 5) + if (tokens.size() != 5 && tokens.size() != 6) return; - uint8 i = 0; + host.assign(tokens[0]); + port_or_socket.assign(tokens[1]); + user.assign(tokens[2]); + password.assign(tokens[3]); + database.assign(tokens[4]); - host.assign(tokens[i++]); - port_or_socket.assign(tokens[i++]); - user.assign(tokens[i++]); - password.assign(tokens[i++]); - database.assign(tokens[i++]); + if (tokens.size() == 6) + ssl.assign(tokens[5]); } -MySQLConnection::MySQLConnection(MySQLConnectionInfo& connInfo) : -m_reconnecting(false), -m_prepareError(false), -m_queue(NULL), -m_Mysql(NULL), -m_connectionInfo(connInfo), -m_connectionFlags(CONNECTION_SYNCH) { } +struct MySQLConnection::WorkerThread +{ + std::thread ThreadHandle; + boost::asio::executor_work_guard WorkGuard; +}; -MySQLConnection::MySQLConnection(ProducerConsumerQueue* queue, MySQLConnectionInfo& connInfo) : +MySQLConnection::MySQLConnection(MySQLConnectionInfo& connInfo, ConnectionFlags connectionFlags) : m_reconnecting(false), m_prepareError(false), -m_queue(queue), -m_Mysql(NULL), +m_Mysql(nullptr), m_connectionInfo(connInfo), -m_connectionFlags(CONNECTION_ASYNC) +m_connectionFlags(connectionFlags) { - m_worker = Trinity::make_unique(m_queue, this); } MySQLConnection::~MySQLConnection() @@ -73,7 +71,12 @@ MySQLConnection::~MySQLConnection() void MySQLConnection::Close() { // Stop the worker thread before the statements are cleared - m_worker.reset(); + if (m_workerThread) + { + m_workerThread->WorkGuard.reset(); + m_workerThread->ThreadHandle.join(); + m_workerThread.reset(); + } m_stmts.clear(); @@ -87,47 +90,64 @@ void MySQLConnection::Close() uint32 MySQLConnection::Open() { MYSQL *mysqlInit; - mysqlInit = mysql_init(NULL); + mysqlInit = mysql_init(nullptr); if (!mysqlInit) { TC_LOG_ERROR("sql.sql", "Could not initialize Mysql connection to database `%s`", m_connectionInfo.database.c_str()); return CR_UNKNOWN_ERROR; } - int port; - char const* unix_socket; + int port = 0; + char const* unix_socket = nullptr; //unsigned int timeout = 10; - mysql_options(mysqlInit, MYSQL_SET_CHARSET_NAME, "utf8"); + mysql_options(mysqlInit, MYSQL_SET_CHARSET_NAME, "utf8mb4"); //mysql_options(mysqlInit, MYSQL_OPT_READ_TIMEOUT, (char const*)&timeout); - #ifdef _WIN32 - if (m_connectionInfo.host == ".") // named pipe use option (Windows) + if (m_connectionInfo.host != ".") { - unsigned int opt = MYSQL_PROTOCOL_PIPE; - mysql_options(mysqlInit, MYSQL_OPT_PROTOCOL, (char const*)&opt); - port = 0; - unix_socket = 0; + port = Trinity::StringTo(m_connectionInfo.port_or_socket).value_or(0); } - else // generic case + else // named pipe/unix socket option { - port = atoi(m_connectionInfo.port_or_socket.c_str()); - unix_socket = 0; - } - #else - if (m_connectionInfo.host == ".") // socket use option (Unix/Linux) - { - unsigned int opt = MYSQL_PROTOCOL_SOCKET; - mysql_options(mysqlInit, MYSQL_OPT_PROTOCOL, (char const*)&opt); +#if TRINITY_PLATFORM == TRINITY_PLATFORM_WINDOWS + unsigned int opt = MYSQL_PROTOCOL_PIPE; +#else m_connectionInfo.host = "localhost"; - port = 0; unix_socket = m_connectionInfo.port_or_socket.c_str(); + unsigned int opt = MYSQL_PROTOCOL_SOCKET; +#endif + mysql_options(mysqlInit, MYSQL_OPT_PROTOCOL, (char const*)&opt); + +#if !defined(MARIADB_VERSION_ID) && MYSQL_VERSION_ID >= 80000 + /* + ensure connections over named pipes work for users authenticating with caching_sha2_password + + If the mysql server is restarted, and you connect it using named pipe, the connection will fail and it will continue to fail until you connect it using tcp. + Source: https://bugs.mysql.com/bug.php?id=106852 + */ + MySQLBool geterverPublicKey = MySQLBool(1); + mysql_options(mysqlInit, MYSQL_OPT_GET_SERVER_PUBLIC_KEY, (char const*)&geterverPublicKey); +#endif } - else // generic case + + if (!m_connectionInfo.ssl.empty()) { - port = atoi(m_connectionInfo.port_or_socket.c_str()); - unix_socket = nullptr; +#if !defined(MARIADB_VERSION_ID) && MYSQL_VERSION_ID >= 80000 + mysql_ssl_mode opt_use_ssl = SSL_MODE_DISABLED; + if (m_connectionInfo.ssl == "ssl") + { + opt_use_ssl = SSL_MODE_REQUIRED; + } + mysql_options(mysqlInit, MYSQL_OPT_SSL_MODE, (char const*)&opt_use_ssl); +#else + MySQLBool opt_use_ssl = MySQLBool(0); + if (m_connectionInfo.ssl == "ssl") + { + opt_use_ssl = MySQLBool(1); + } + mysql_options(mysqlInit, MYSQL_OPT_SSL_ENFORCE, (char const*)&opt_use_ssl); +#endif } - #endif m_Mysql = reinterpret_cast(mysql_real_connect(mysqlInit, m_connectionInfo.host.c_str(), m_connectionInfo.user.c_str(), m_connectionInfo.password.c_str(), m_connectionInfo.database.c_str(), port, unix_socket, 0)); @@ -148,14 +168,15 @@ uint32 MySQLConnection::Open() // set connection properties to UTF8 to properly handle locales for different // server configs - core sends data in UTF8, so MySQL must expect UTF8 too - mysql_set_character_set(m_Mysql, "utf8"); + mysql_set_character_set(m_Mysql, "utf8mb4"); return 0; } else { TC_LOG_ERROR("sql.sql", "Could not connect to MySQL database at %s: %s", m_connectionInfo.host.c_str(), mysql_error(mysqlInit)); + uint32 errorCode = mysql_errno(mysqlInit); mysql_close(mysqlInit); - return mysql_errno(mysqlInit); + return errorCode; } } @@ -165,7 +186,7 @@ bool MySQLConnection::PrepareStatements() return !m_prepareError; } -bool MySQLConnection::Execute(const char* sql) +bool MySQLConnection::Execute(char const* sql) { if (!m_Mysql) return false; @@ -192,25 +213,43 @@ bool MySQLConnection::Execute(const char* sql) return true; } +static auto mysql_bind_param_no_deprecated(MYSQL_STMT* stmt, MYSQL_BIND* bnd) +{ +#if TRINITY_COMPILER == TRINITY_COMPILER_GNU +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wdeprecated-declarations" +#else +#pragma warning(push) +#pragma warning(disable: 4996) +#endif + + return mysql_stmt_bind_param(stmt, bnd); + +#if TRINITY_COMPILER == TRINITY_COMPILER_GNU +#pragma GCC diagnostic pop +#else +#pragma warning(pop) +#endif +} + bool MySQLConnection::Execute(PreparedStatementBase* stmt) { if (!m_Mysql) return false; - uint32 index = stmt->m_index; + uint32 index = stmt->GetIndex(); MySQLPreparedStatement* m_mStmt = GetPreparedStatement(index); ASSERT(m_mStmt); // Can only be null if preparation failed, server side error or bad query - m_mStmt->m_stmt = stmt; // Cross reference them for debug output - stmt->BindParameters(m_mStmt); + m_mStmt->BindParameters(stmt); MYSQL_STMT* msql_STMT = m_mStmt->GetSTMT(); MYSQL_BIND* msql_BIND = m_mStmt->GetBind(); uint32 _s = getMSTime(); - if (mysql_stmt_bind_param(msql_STMT, msql_BIND)) + if (mysql_bind_param_no_deprecated(msql_STMT, msql_BIND)) { uint32 lErrno = mysql_errno(m_Mysql); TC_LOG_ERROR("sql.sql", "SQL(p): %s\n [ERROR]: [%u] %s", m_mStmt->getQueryString().c_str(), lErrno, mysql_stmt_error(msql_STMT)); @@ -240,31 +279,31 @@ bool MySQLConnection::Execute(PreparedStatementBase* stmt) return true; } -bool MySQLConnection::_Query(PreparedStatementBase* stmt, MySQLResult** pResult, uint64* pRowCount, uint32* pFieldCount) +bool MySQLConnection::_Query(PreparedStatementBase* stmt, MySQLPreparedStatement** mysqlStmt, MySQLResult** pResult, uint64* pRowCount, uint32* pFieldCount) { if (!m_Mysql) return false; - uint32 index = stmt->m_index; + uint32 index = stmt->GetIndex(); MySQLPreparedStatement* m_mStmt = GetPreparedStatement(index); ASSERT(m_mStmt); // Can only be null if preparation failed, server side error or bad query - m_mStmt->m_stmt = stmt; // Cross reference them for debug output - stmt->BindParameters(m_mStmt); + m_mStmt->BindParameters(stmt); + *mysqlStmt = m_mStmt; MYSQL_STMT* msql_STMT = m_mStmt->GetSTMT(); MYSQL_BIND* msql_BIND = m_mStmt->GetBind(); uint32 _s = getMSTime(); - if (mysql_stmt_bind_param(msql_STMT, msql_BIND)) + if (mysql_bind_param_no_deprecated(msql_STMT, msql_BIND)) { uint32 lErrno = mysql_errno(m_Mysql); TC_LOG_ERROR("sql.sql", "SQL(p): %s\n [ERROR]: [%u] %s", m_mStmt->getQueryString().c_str(), lErrno, mysql_stmt_error(msql_STMT)); if (_HandleMySQLErrno(lErrno)) // If it returns true, an error was handled successfully (i.e. reconnection) - return _Query(stmt, pResult, pRowCount, pFieldCount); // Try again + return _Query(stmt, mysqlStmt, pResult, pRowCount, pFieldCount); // Try again m_mStmt->ClearParameters(); return false; @@ -277,7 +316,7 @@ bool MySQLConnection::_Query(PreparedStatementBase* stmt, MySQLResult** pResult, m_mStmt->getQueryString().c_str(), lErrno, mysql_stmt_error(msql_STMT)); if (_HandleMySQLErrno(lErrno)) // If it returns true, an error was handled successfully (i.e. reconnection) - return _Query(stmt, pResult, pRowCount, pFieldCount); // Try again + return _Query(stmt, mysqlStmt, pResult, pRowCount, pFieldCount); // Try again m_mStmt->ClearParameters(); return false; @@ -294,18 +333,18 @@ bool MySQLConnection::_Query(PreparedStatementBase* stmt, MySQLResult** pResult, return true; } -ResultSet* MySQLConnection::Query(const char* sql) +ResultSet* MySQLConnection::Query(char const* sql) { if (!sql) - return NULL; + return nullptr; - MySQLResult* result = NULL; - MySQLField* fields = NULL; + MySQLResult* result = nullptr; + MySQLField* fields = nullptr; uint64 rowCount = 0; uint32 fieldCount = 0; if (!_Query(sql, &result, &fields, &rowCount, &fieldCount)) - return NULL; + return nullptr; return new ResultSet(result, fields, rowCount, fieldCount); } @@ -368,7 +407,7 @@ void MySQLConnection::CommitTransaction() int MySQLConnection::ExecuteTransaction(std::shared_ptr transaction) { - std::vector const& queries = transaction->m_queries; + std::vector const& queries = transaction->m_queries; if (queries.empty()) return -1; @@ -376,35 +415,12 @@ int MySQLConnection::ExecuteTransaction(std::shared_ptr transac for (auto itr = queries.begin(); itr != queries.end(); ++itr) { - SQLElementData const& data = *itr; - switch (itr->type) + if (!std::visit([this](auto&& data) { return this->Execute(TransactionData::ToExecutable(data)); }, itr->query)) { - case SQL_ELEMENT_PREPARED: - { - PreparedStatementBase* stmt = data.element.stmt; - ASSERT(stmt); - if (!Execute(stmt)) - { - TC_LOG_WARN("sql.sql", "Transaction aborted. %u queries not executed.", (uint32)queries.size()); - int errorCode = GetLastError(); - RollbackTransaction(); - return errorCode; - } - } - break; - case SQL_ELEMENT_RAW: - { - const char* sql = data.element.query; - ASSERT(sql); - if (!Execute(sql)) - { - TC_LOG_WARN("sql.sql", "Transaction aborted. %u queries not executed.", (uint32)queries.size()); - int errorCode = GetLastError(); - RollbackTransaction(); - return errorCode; - } - } - break; + TC_LOG_WARN("sql.sql", "Transaction aborted. %u queries not executed.", queries.size()); + int errorCode = GetLastError(); + RollbackTransaction(); + return errorCode; } } @@ -432,6 +448,24 @@ uint32 MySQLConnection::GetLastError() return mysql_errno(m_Mysql); } +void MySQLConnection::StartWorkerThread(Trinity::Asio::IoContext* context) +{ + boost::asio::executor_work_guard executorWorkGuard = boost::asio::make_work_guard(context->get_executor()); // construct guard before thread starts running + + m_workerThread = std::make_unique(WorkerThread{ + .ThreadHandle = std::thread([context] { context->run(); }), + .WorkGuard = std::move(executorWorkGuard) + }); +} + +std::thread::id MySQLConnection::GetWorkerThreadId() const +{ + if (m_workerThread) + return m_workerThread->ThreadHandle.get_id(); + + return {}; +} + bool MySQLConnection::LockIfReady() { return m_Mutex.try_lock(); @@ -449,7 +483,8 @@ uint32 MySQLConnection::GetServerVersion() const MySQLPreparedStatement* MySQLConnection::GetPreparedStatement(uint32 index) { - ASSERT(index < m_stmts.size()); + ASSERT(index < m_stmts.size(), "Tried to access invalid prepared statement index %u (max index " SZFMTD ") on database `%s`, connection type: %s", + index, m_stmts.size(), m_connectionInfo.database.c_str(), (m_connectionFlags & CONNECTION_ASYNC) ? "asynchronous" : "synchronous"); MySQLPreparedStatement* ret = m_stmts[index].get(); if (!ret) TC_LOG_ERROR("sql.sql", "Could not fetch prepared statement %u on database `%s`, connection type: %s.", @@ -458,7 +493,7 @@ MySQLPreparedStatement* MySQLConnection::GetPreparedStatement(uint32 index) return ret; } -void MySQLConnection::PrepareStatement(uint32 index, std::string const& sql, ConnectionFlags flags) +void MySQLConnection::PrepareStatement(uint32 index, std::string_view sql, ConnectionFlags flags) { // Check if specified query should be prepared on this connection // i.e. don't prepare async statements on synchronous connections @@ -472,38 +507,39 @@ void MySQLConnection::PrepareStatement(uint32 index, std::string const& sql, Con MYSQL_STMT* stmt = mysql_stmt_init(m_Mysql); if (!stmt) { - TC_LOG_ERROR("sql.sql", "In mysql_stmt_init() id: %u, sql: \"%s\"", index, sql.c_str()); + TC_LOG_ERROR("sql.sql", "In mysql_stmt_init() id: %u, sql: \"%s\"", index, sql); TC_LOG_ERROR("sql.sql", "%s", mysql_error(m_Mysql)); m_prepareError = true; } else { - if (mysql_stmt_prepare(stmt, sql.c_str(), static_cast(sql.size()))) + if (mysql_stmt_prepare(stmt, sql.data(), static_cast(sql.size()))) { - TC_LOG_ERROR("sql.sql", "In mysql_stmt_prepare() id: %u, sql: \"%s\"", index, sql.c_str()); + TC_LOG_ERROR("sql.sql", "In mysql_stmt_prepare() id: %u, sql: \"%s\"", index, sql); TC_LOG_ERROR("sql.sql", "%s", mysql_stmt_error(stmt)); mysql_stmt_close(stmt); m_prepareError = true; } else - m_stmts[index] = Trinity::make_unique(reinterpret_cast(stmt), sql); + m_stmts[index] = std::make_unique(reinterpret_cast(stmt), std::string(sql)); } } PreparedResultSet* MySQLConnection::Query(PreparedStatementBase* stmt) { - MySQLResult* result = NULL; + MySQLPreparedStatement* mysqlStmt = nullptr; + MySQLResult* result = nullptr; uint64 rowCount = 0; uint32 fieldCount = 0; - if (!_Query(stmt, &result, &rowCount, &fieldCount)) - return NULL; + if (!_Query(stmt, &mysqlStmt, &result, &rowCount, &fieldCount)) + return nullptr; if (mysql_more_results(m_Mysql)) { mysql_next_result(m_Mysql); } - return new PreparedResultSet(stmt->m_stmt->GetSTMT(), result, rowCount, fieldCount); + return new PreparedResultSet(mysqlStmt->GetSTMT(), result, rowCount, fieldCount); } bool MySQLConnection::_HandleMySQLErrno(uint32 errNo, uint8 attempts /*= 5*/) @@ -521,8 +557,7 @@ bool MySQLConnection::_HandleMySQLErrno(uint32 errNo, uint8 attempts /*= 5*/) mysql_close(m_Mysql); m_Mysql = nullptr; } - - /*no break*/ + [[fallthrough]]; } case CR_CONN_HOST_ERROR: { @@ -538,7 +573,7 @@ bool MySQLConnection::_HandleMySQLErrno(uint32 errNo, uint8 attempts /*= 5*/) { TC_LOG_FATAL("sql.sql", "Could not re-prepare statements!"); std::this_thread::sleep_for(std::chrono::seconds(10)); - std::abort(); + ABORT(); } TC_LOG_INFO("sql.sql", "Successfully reconnected to %s @%s:%s (%s).", @@ -558,7 +593,7 @@ bool MySQLConnection::_HandleMySQLErrno(uint32 errNo, uint8 attempts /*= 5*/) // We could also initiate a shutdown through using std::raise(SIGTERM) std::this_thread::sleep_for(std::chrono::seconds(10)); - std::abort(); + ABORT(); } else { @@ -581,12 +616,12 @@ bool MySQLConnection::_HandleMySQLErrno(uint32 errNo, uint8 attempts /*= 5*/) case ER_NO_SUCH_TABLE: TC_LOG_ERROR("sql.sql", "Your database structure is not up to date. Please make sure you've executed all queries in the sql/updates folders."); std::this_thread::sleep_for(std::chrono::seconds(10)); - std::abort(); + ABORT(); return false; case ER_PARSE_ERROR: TC_LOG_ERROR("sql.sql", "Error while parsing SQL. Core fix required."); std::this_thread::sleep_for(std::chrono::seconds(10)); - std::abort(); + ABORT(); return false; default: TC_LOG_ERROR("sql.sql", "Unhandled MySQL errno %u. Unexpected behaviour possible.", errNo); diff --git a/src/server/database/Database/MySQLConnection.h b/src/server/database/Database/MySQLConnection.h index 2de991a8..2b9a96e6 100644 --- a/src/server/database/Database/MySQLConnection.h +++ b/src/server/database/Database/MySQLConnection.h @@ -18,20 +18,16 @@ #ifndef _MYSQLCONNECTION_H #define _MYSQLCONNECTION_H +#include "AsioHacksFwd.h" #include "Define.h" #include "DatabaseEnvFwd.h" -#include #include #include #include +#include #include -template -class ProducerConsumerQueue; - -class DatabaseWorker; class MySQLPreparedStatement; -class SQLOperation; enum ConnectionFlags { @@ -49,6 +45,7 @@ struct TC_DATABASE_API MySQLConnectionInfo std::string database; std::string host; std::string port_or_socket; + std::string ssl; }; class TC_DATABASE_API MySQLConnection @@ -57,21 +54,20 @@ class TC_DATABASE_API MySQLConnection friend class PingOperation; public: - MySQLConnection(MySQLConnectionInfo& connInfo); //! Constructor for synchronous connections. - MySQLConnection(ProducerConsumerQueue* queue, MySQLConnectionInfo& connInfo); //! Constructor for asynchronous connections. + MySQLConnection(MySQLConnectionInfo& connInfo, ConnectionFlags connectionFlags); virtual ~MySQLConnection(); - virtual uint32 Open(); + uint32 Open(); void Close(); bool PrepareStatements(); - bool Execute(const char* sql); + bool Execute(char const* sql); bool Execute(PreparedStatementBase* stmt); - ResultSet* Query(const char* sql); + ResultSet* Query(char const* sql); PreparedResultSet* Query(PreparedStatementBase* stmt); - bool _Query(const char* sql, MySQLResult** pResult, MySQLField** pFields, uint64* pRowCount, uint32* pFieldCount); - bool _Query(PreparedStatementBase* stmt, MySQLResult** pResult, uint64* pRowCount, uint32* pFieldCount); + bool _Query(char const* sql, MySQLResult** pResult, MySQLField** pFields, uint64* pRowCount, uint32* pFieldCount); + bool _Query(PreparedStatementBase* stmt, MySQLPreparedStatement** mysqlStmt, MySQLResult** pResult, uint64* pRowCount, uint32* pFieldCount); void BeginTransaction(); void RollbackTransaction(); @@ -82,6 +78,9 @@ class TC_DATABASE_API MySQLConnection uint32 GetLastError(); + void StartWorkerThread(Trinity::Asio::IoContext* context); + std::thread::id GetWorkerThreadId() const; + protected: /// Tries to acquire lock. If lock is acquired by another thread /// the calling parent will just try another connection @@ -92,24 +91,24 @@ class TC_DATABASE_API MySQLConnection uint32 GetServerVersion() const; MySQLPreparedStatement* GetPreparedStatement(uint32 index); - void PrepareStatement(uint32 index, std::string const& sql, ConnectionFlags flags); + void PrepareStatement(uint32 index, std::string_view sql, ConnectionFlags flags); virtual void DoPrepareStatements() = 0; typedef std::vector> PreparedStatementContainer; - PreparedStatementContainer m_stmts; //! PreparedStatements storage - bool m_reconnecting; //! Are we reconnecting? - bool m_prepareError; //! Was there any error while preparing statements? + PreparedStatementContainer m_stmts; //!< PreparedStatements storage + bool m_reconnecting; //!< Are we reconnecting? + bool m_prepareError; //!< Was there any error while preparing statements? private: bool _HandleMySQLErrno(uint32 errNo, uint8 attempts = 5); - ProducerConsumerQueue* m_queue; //! Queue shared with other asynchronous connections. - std::unique_ptr m_worker; //! Core worker task. - MySQLHandle* m_Mysql; //! MySQL Handle. - MySQLConnectionInfo& m_connectionInfo; //! Connection info (used for logging) - ConnectionFlags m_connectionFlags; //! Connection flags (for preparing relevant statements) + struct WorkerThread; + std::unique_ptr m_workerThread; //!< Core worker thread. + MySQLHandle* m_Mysql; //!< MySQL Handle. + MySQLConnectionInfo& m_connectionInfo; //!< Connection info (used for logging) + ConnectionFlags m_connectionFlags; //!< Connection flags (for preparing relevant statements) std::mutex m_Mutex; MySQLConnection(MySQLConnection const& right) = delete; diff --git a/src/server/database/Database/MySQLPreparedStatement.cpp b/src/server/database/Database/MySQLPreparedStatement.cpp index 1c66e259..5c8da20c 100644 --- a/src/server/database/Database/MySQLPreparedStatement.cpp +++ b/src/server/database/Database/MySQLPreparedStatement.cpp @@ -20,7 +20,22 @@ #include "Log.h" #include "MySQLHacks.h" #include "PreparedStatement.h" -#include +#include +#include + +template +struct MySQLType { }; + +template<> struct MySQLType : std::integral_constant { }; +template<> struct MySQLType : std::integral_constant { }; +template<> struct MySQLType : std::integral_constant { }; +template<> struct MySQLType : std::integral_constant { }; +template<> struct MySQLType : std::integral_constant { }; +template<> struct MySQLType : std::integral_constant { }; +template<> struct MySQLType : std::integral_constant { }; +template<> struct MySQLType : std::integral_constant { }; +template<> struct MySQLType : std::integral_constant { }; +template<> struct MySQLType : std::integral_constant { }; MySQLPreparedStatement::MySQLPreparedStatement(MySQLStmt* stmt, std::string queryString) : m_stmt(nullptr), m_Mstmt(stmt), m_bind(nullptr), m_queryString(std::move(queryString)) @@ -48,14 +63,33 @@ MySQLPreparedStatement::~MySQLPreparedStatement() delete[] m_bind; } +void MySQLPreparedStatement::BindParameters(PreparedStatementBase* stmt) +{ + m_stmt = stmt; // Cross reference them for debug output + + uint8 pos = 0; + for (PreparedStatementData const& data : stmt->GetParameters()) + { + std::visit([&](auto&& param) + { + SetParameter(pos, param); + }, data.data); + ++pos; + } +#ifdef _DEBUG + if (pos < m_paramCount) + TC_LOG_WARN("sql.sql", "[WARNING]: BindParameters() for statement %u did not bind all allocated parameters", stmt->GetIndex()); +#endif +} + void MySQLPreparedStatement::ClearParameters() { for (uint32 i=0; i < m_paramCount; ++i) { delete m_bind[i].length; - m_bind[i].length = NULL; + m_bind[i].length = nullptr; delete[] (char*) m_bind[i].buffer; - m_bind[i].buffer = NULL; + m_bind[i].buffer = nullptr; m_paramsSet[i] = false; } } @@ -66,128 +100,97 @@ static bool ParamenterIndexAssertFail(uint32 stmtIndex, uint8 index, uint32 para return false; } -static void SetParameterValue(MYSQL_BIND* param, enum_field_types type, const void* value, uint32 len, bool isUnsigned) -{ - param->buffer_type = type; - delete[] static_cast(param->buffer); - param->buffer = new char[len]; - param->buffer_length = 0; - param->is_null_value = 0; - param->length = NULL; // Only != NULL for strings - param->is_unsigned = isUnsigned; - - memcpy(param->buffer, value, len); -} - //- Bind on mysql level void MySQLPreparedStatement::AssertValidIndex(uint8 index) { - ASSERT(index < m_paramCount || ParamenterIndexAssertFail(m_stmt->m_index, index, m_paramCount)); + ASSERT(index < m_paramCount || ParamenterIndexAssertFail(m_stmt->GetIndex(), index, m_paramCount)); if (m_paramsSet[index]) - TC_LOG_ERROR("sql.sql", "[ERROR] Prepared Statement (id: %u) trying to bind value on already bound index (%u).", m_stmt->m_index, index); + TC_LOG_ERROR("sql.sql", "[ERROR] Prepared Statement (id: %u) trying to bind value on already bound index (%u).", m_stmt->GetIndex(), index); } -void MySQLPreparedStatement::setNull(const uint8 index) +void MySQLPreparedStatement::SetParameter(uint8 index, std::nullptr_t) { AssertValidIndex(index); m_paramsSet[index] = true; MYSQL_BIND* param = &m_bind[index]; param->buffer_type = MYSQL_TYPE_NULL; delete[] static_cast(param->buffer); - param->buffer = NULL; + param->buffer = nullptr; param->buffer_length = 0; param->is_null_value = 1; delete param->length; - param->length = NULL; + param->length = nullptr; } -void MySQLPreparedStatement::setBool(const uint8 index, const bool value) +void MySQLPreparedStatement::SetParameter(uint8 index, bool value) { - setUInt8(index, value ? 1 : 0); + SetParameter(index, uint8(value ? 1 : 0)); } -void MySQLPreparedStatement::setUInt8(const uint8 index, const uint8 value) +template +void MySQLPreparedStatement::SetParameter(uint8 index, T value) { AssertValidIndex(index); m_paramsSet[index] = true; MYSQL_BIND* param = &m_bind[index]; - SetParameterValue(param, MYSQL_TYPE_TINY, &value, sizeof(uint8), true); -} - -void MySQLPreparedStatement::setUInt16(const uint8 index, const uint16 value) -{ - AssertValidIndex(index); - m_paramsSet[index] = true; - MYSQL_BIND* param = &m_bind[index]; - SetParameterValue(param, MYSQL_TYPE_SHORT, &value, sizeof(uint16), true); -} - -void MySQLPreparedStatement::setUInt32(const uint8 index, const uint32 value) -{ - AssertValidIndex(index); - m_paramsSet[index] = true; - MYSQL_BIND* param = &m_bind[index]; - SetParameterValue(param, MYSQL_TYPE_LONG, &value, sizeof(uint32), true); -} - -void MySQLPreparedStatement::setUInt64(const uint8 index, const uint64 value) -{ - AssertValidIndex(index); - m_paramsSet[index] = true; - MYSQL_BIND* param = &m_bind[index]; - SetParameterValue(param, MYSQL_TYPE_LONGLONG, &value, sizeof(uint64), true); -} + uint32 len = uint32(sizeof(T)); + param->buffer_type = MySQLType::value; + delete[] static_cast(param->buffer); + param->buffer = new char[len]; + param->buffer_length = 0; + param->is_null_value = 0; + param->length = nullptr; // Only != NULL for strings + param->is_unsigned = std::is_unsigned_v; -void MySQLPreparedStatement::setInt8(const uint8 index, const int8 value) -{ - AssertValidIndex(index); - m_paramsSet[index] = true; - MYSQL_BIND* param = &m_bind[index]; - SetParameterValue(param, MYSQL_TYPE_TINY, &value, sizeof(int8), false); + memcpy(param->buffer, &value, len); } -void MySQLPreparedStatement::setInt16(const uint8 index, const int16 value) +void MySQLPreparedStatement::SetParameter(uint8 index, SystemTimePoint value) { AssertValidIndex(index); m_paramsSet[index] = true; MYSQL_BIND* param = &m_bind[index]; - SetParameterValue(param, MYSQL_TYPE_SHORT, &value, sizeof(int16), false); -} + uint32 len = sizeof(MYSQL_TIME); + param->buffer_type = MYSQL_TYPE_DATETIME; + delete[] static_cast(param->buffer); + param->buffer = new char[len]; + param->buffer_length = len; + param->is_null_value = 0; + delete param->length; + param->length = new unsigned long(len); -void MySQLPreparedStatement::setInt32(const uint8 index, const int32 value) -{ - AssertValidIndex(index); - m_paramsSet[index] = true; - MYSQL_BIND* param = &m_bind[index]; - SetParameterValue(param, MYSQL_TYPE_LONG, &value, sizeof(int32), false); -} + std::chrono::year_month_day ymd(time_point_cast(value)); + std::chrono::hh_mm_ss hms(duration_cast(value - std::chrono::sys_days(ymd))); -void MySQLPreparedStatement::setInt64(const uint8 index, const int64 value) -{ - AssertValidIndex(index); - m_paramsSet[index] = true; - MYSQL_BIND* param = &m_bind[index]; - SetParameterValue(param, MYSQL_TYPE_LONGLONG, &value, sizeof(int64), false); + MYSQL_TIME* time = reinterpret_cast(static_cast(param->buffer)); + time->year = static_cast(ymd.year()); + time->month = static_cast(ymd.month()); + time->day = static_cast(ymd.day()); + time->hour = hms.hours().count(); + time->minute = hms.minutes().count(); + time->second = hms.seconds().count(); + time->second_part = hms.subseconds().count(); } -void MySQLPreparedStatement::setFloat(const uint8 index, const float value) +void MySQLPreparedStatement::SetParameter(uint8 index, std::string const& value) { AssertValidIndex(index); m_paramsSet[index] = true; MYSQL_BIND* param = &m_bind[index]; - SetParameterValue(param, MYSQL_TYPE_FLOAT, &value, sizeof(float), (value > 0.0f)); -} + uint32 len = uint32(value.size()); + param->buffer_type = MYSQL_TYPE_VAR_STRING; + delete [] static_cast(param->buffer); + param->buffer = new char[len]; + param->buffer_length = len; + param->is_null_value = 0; + delete param->length; + param->length = new unsigned long(len); -void MySQLPreparedStatement::setDouble(const uint8 index, const double value) -{ - AssertValidIndex(index); - m_paramsSet[index] = true; - MYSQL_BIND* param = &m_bind[index]; - SetParameterValue(param, MYSQL_TYPE_DOUBLE, &value, sizeof(double), (value > 0.0f)); + memcpy(param->buffer, value.c_str(), len); } -void MySQLPreparedStatement::setBinary(const uint8 index, const std::vector& value, bool isString) +void MySQLPreparedStatement::SetParameter(uint8 index, std::vector const& value) { AssertValidIndex(index); m_paramsSet[index] = true; @@ -200,11 +203,6 @@ void MySQLPreparedStatement::setBinary(const uint8 index, const std::vectoris_null_value = 0; delete param->length; param->length = new unsigned long(len); - if (isString) - { - *param->length -= 1; - param->buffer_type = MYSQL_TYPE_VAR_STRING; - } memcpy(param->buffer, value.data(), len); } @@ -214,58 +212,15 @@ std::string MySQLPreparedStatement::getQueryString() const std::string queryString(m_queryString); size_t pos = 0; - for (uint32 i = 0; i < m_stmt->statement_data.size(); i++) + for (PreparedStatementData const& data : m_stmt->GetParameters()) { pos = queryString.find('?', pos); - std::stringstream ss; - switch (m_stmt->statement_data[i].type) + std::string replaceStr = std::visit([&](auto&& data) { - case TYPE_BOOL: - ss << uint16(m_stmt->statement_data[i].data.boolean); - break; - case TYPE_UI8: - ss << uint16(m_stmt->statement_data[i].data.ui8); // stringstream will append a character with that code instead of numeric representation - break; - case TYPE_UI16: - ss << m_stmt->statement_data[i].data.ui16; - break; - case TYPE_UI32: - ss << m_stmt->statement_data[i].data.ui32; - break; - case TYPE_I8: - ss << int16(m_stmt->statement_data[i].data.i8); // stringstream will append a character with that code instead of numeric representation - break; - case TYPE_I16: - ss << m_stmt->statement_data[i].data.i16; - break; - case TYPE_I32: - ss << m_stmt->statement_data[i].data.i32; - break; - case TYPE_UI64: - ss << m_stmt->statement_data[i].data.ui64; - break; - case TYPE_I64: - ss << m_stmt->statement_data[i].data.i64; - break; - case TYPE_FLOAT: - ss << m_stmt->statement_data[i].data.f; - break; - case TYPE_DOUBLE: - ss << m_stmt->statement_data[i].data.d; - break; - case TYPE_STRING: - ss << '\'' << (char const*)m_stmt->statement_data[i].binary.data() << '\''; - break; - case TYPE_BINARY: - ss << "BINARY"; - break; - case TYPE_NULL: - ss << "NULL"; - break; - } + return PreparedStatementData::ToString(data); + }, data.data); - std::string replaceStr = ss.str(); queryString.replace(pos, 1, replaceStr); pos += replaceStr.length(); } diff --git a/src/server/database/Database/MySQLPreparedStatement.h b/src/server/database/Database/MySQLPreparedStatement.h index 46926ed8..e30152f7 100644 --- a/src/server/database/Database/MySQLPreparedStatement.h +++ b/src/server/database/Database/MySQLPreparedStatement.h @@ -20,7 +20,7 @@ #include "DatabaseEnvFwd.h" #include "Define.h" -#include "MySQLWorkaround.h" +#include "Duration.h" #include #include @@ -39,23 +39,19 @@ class TC_DATABASE_API MySQLPreparedStatement MySQLPreparedStatement(MySQLStmt* stmt, std::string queryString); ~MySQLPreparedStatement(); - void setNull(const uint8 index); - void setBool(const uint8 index, const bool value); - void setUInt8(const uint8 index, const uint8 value); - void setUInt16(const uint8 index, const uint16 value); - void setUInt32(const uint8 index, const uint32 value); - void setUInt64(const uint8 index, const uint64 value); - void setInt8(const uint8 index, const int8 value); - void setInt16(const uint8 index, const int16 value); - void setInt32(const uint8 index, const int32 value); - void setInt64(const uint8 index, const int64 value); - void setFloat(const uint8 index, const float value); - void setDouble(const uint8 index, const double value); - void setBinary(const uint8 index, const std::vector& value, bool isString); + void BindParameters(PreparedStatementBase* stmt); uint32 GetParameterCount() const { return m_paramCount; } protected: + void SetParameter(uint8 index, std::nullptr_t); + void SetParameter(uint8 index, bool value); + template + void SetParameter(uint8 index, T value); + void SetParameter(uint8 index, SystemTimePoint value); + void SetParameter(uint8 index, std::string const& value); + void SetParameter(uint8 index, std::vector const& value); + MySQLStmt* GetSTMT() { return m_Mstmt; } MySQLBind* GetBind() { return m_bind; } PreparedStatementBase* m_stmt; diff --git a/src/server/database/Database/MySQLThreading.cpp b/src/server/database/Database/MySQLThreading.cpp index 6f671167..e3f396d5 100644 --- a/src/server/database/Database/MySQLThreading.cpp +++ b/src/server/database/Database/MySQLThreading.cpp @@ -20,7 +20,7 @@ void MySQL::Library_Init() { - mysql_library_init(-1, NULL, NULL); + mysql_library_init(-1, nullptr, nullptr); } void MySQL::Library_End() @@ -28,7 +28,7 @@ void MySQL::Library_End() mysql_library_end(); } -char const* MySQL::GetLibraryVersion() +uint32 MySQL::GetLibraryVersion() { - return MYSQL_SERVER_VERSION; + return MYSQL_VERSION_ID; } diff --git a/src/server/database/Database/MySQLThreading.h b/src/server/database/Database/MySQLThreading.h index a654ef43..6e75bdee 100644 --- a/src/server/database/Database/MySQLThreading.h +++ b/src/server/database/Database/MySQLThreading.h @@ -24,7 +24,7 @@ namespace MySQL { TC_DATABASE_API void Library_Init(); TC_DATABASE_API void Library_End(); - TC_DATABASE_API char const* GetLibraryVersion(); + TC_DATABASE_API uint32 GetLibraryVersion(); }; #endif diff --git a/src/server/database/Database/MySQLWorkaround.h b/src/server/database/Database/MySQLWorkaround.h index 0b588bb9..b9e15c26 100644 --- a/src/server/database/Database/MySQLWorkaround.h +++ b/src/server/database/Database/MySQLWorkaround.h @@ -15,7 +15,12 @@ * with this program. If not, see . */ +#ifndef MySQLWorkaround_h__ +#define MySQLWorkaround_h__ + #ifdef _WIN32 // hack for broken mysql.h not including the correct winsock header for SOCKET definition, fixed in 5.7 #include #endif #include + +#endif // MySQLWorkaround_h__ diff --git a/src/server/database/Database/PreparedStatement.cpp b/src/server/database/Database/PreparedStatement.cpp index f287937b..ec2fb499 100644 --- a/src/server/database/Database/PreparedStatement.cpp +++ b/src/server/database/Database/PreparedStatement.cpp @@ -18,219 +18,177 @@ #include "PreparedStatement.h" #include "Errors.h" #include "MySQLConnection.h" -#include "MySQLPreparedStatement.h" #include "QueryResult.h" -#include "Log.h" -#include "MySQLWorkaround.h" +#include "StringFormat.h" +#include PreparedStatementBase::PreparedStatementBase(uint32 index, uint8 capacity) : - m_stmt(nullptr), m_index(index), statement_data(capacity) { } + m_index(index), statement_data(capacity) { } PreparedStatementBase::~PreparedStatementBase() { } -void PreparedStatementBase::BindParameters(MySQLPreparedStatement* stmt) +//- Bind to buffer +void PreparedStatementBase::setBool(uint8 index, bool value) { - ASSERT(stmt); - m_stmt = stmt; - - uint8 i = 0; - for (; i < statement_data.size(); i++) - { - switch (statement_data[i].type) - { - case TYPE_BOOL: - stmt->setBool(i, statement_data[i].data.boolean); - break; - case TYPE_UI8: - stmt->setUInt8(i, statement_data[i].data.ui8); - break; - case TYPE_UI16: - stmt->setUInt16(i, statement_data[i].data.ui16); - break; - case TYPE_UI32: - stmt->setUInt32(i, statement_data[i].data.ui32); - break; - case TYPE_I8: - stmt->setInt8(i, statement_data[i].data.i8); - break; - case TYPE_I16: - stmt->setInt16(i, statement_data[i].data.i16); - break; - case TYPE_I32: - stmt->setInt32(i, statement_data[i].data.i32); - break; - case TYPE_UI64: - stmt->setUInt64(i, statement_data[i].data.ui64); - break; - case TYPE_I64: - stmt->setInt64(i, statement_data[i].data.i64); - break; - case TYPE_FLOAT: - stmt->setFloat(i, statement_data[i].data.f); - break; - case TYPE_DOUBLE: - stmt->setDouble(i, statement_data[i].data.d); - break; - case TYPE_STRING: - stmt->setBinary(i, statement_data[i].binary, true); - break; - case TYPE_BINARY: - stmt->setBinary(i, statement_data[i].binary, false); - break; - case TYPE_NULL: - stmt->setNull(i); - break; - } - } - #ifdef _DEBUG - if (i < stmt->m_paramCount) - TC_LOG_WARN("sql.sql", "[WARNING]: BindParameters() for statement %u did not bind all allocated parameters", m_index); - #endif + ASSERT(index < statement_data.size()); + statement_data[index].data = value; } -//- Bind to buffer -void PreparedStatementBase::setBool(const uint8 index, const bool value) +void PreparedStatementBase::setUInt8(uint8 index, uint8 value) { ASSERT(index < statement_data.size()); - - statement_data[index].data.boolean = value; - statement_data[index].type = TYPE_BOOL; + statement_data[index].data = value; } -void PreparedStatementBase::setUInt8(const uint8 index, const uint8 value) +void PreparedStatementBase::setUInt16(uint8 index, uint16 value) { ASSERT(index < statement_data.size()); - - statement_data[index].data.ui8 = value; - statement_data[index].type = TYPE_UI8; + statement_data[index].data = value; } -void PreparedStatementBase::setUInt16(const uint8 index, const uint16 value) +void PreparedStatementBase::setUInt32(uint8 index, uint32 value) { ASSERT(index < statement_data.size()); - - statement_data[index].data.ui16 = value; - statement_data[index].type = TYPE_UI16; + statement_data[index].data = value; } -void PreparedStatementBase::setUInt32(const uint8 index, const uint32 value) +void PreparedStatementBase::setUInt64(uint8 index, uint64 value) { ASSERT(index < statement_data.size()); - - statement_data[index].data.ui32 = value; - statement_data[index].type = TYPE_UI32; + statement_data[index].data = value; } -void PreparedStatementBase::setUInt64(const uint8 index, const uint64 value) +void PreparedStatementBase::setInt8(uint8 index, int8 value) { ASSERT(index < statement_data.size()); - - statement_data[index].data.ui64 = value; - statement_data[index].type = TYPE_UI64; + statement_data[index].data = value; } -void PreparedStatementBase::setInt8(const uint8 index, const int8 value) +void PreparedStatementBase::setInt16(uint8 index, int16 value) { ASSERT(index < statement_data.size()); - - statement_data[index].data.i8 = value; - statement_data[index].type = TYPE_I8; + statement_data[index].data = value; } -void PreparedStatementBase::setInt16(const uint8 index, const int16 value) +void PreparedStatementBase::setInt32(uint8 index, int32 value) { ASSERT(index < statement_data.size()); - - statement_data[index].data.i16 = value; - statement_data[index].type = TYPE_I16; + statement_data[index].data = value; } -void PreparedStatementBase::setInt32(const uint8 index, const int32 value) +void PreparedStatementBase::setInt64(uint8 index, int64 value) { ASSERT(index < statement_data.size()); - - statement_data[index].data.i32 = value; - statement_data[index].type = TYPE_I32; + statement_data[index].data = value; } -void PreparedStatementBase::setInt64(const uint8 index, const int64 value) +void PreparedStatementBase::setFloat(uint8 index, float value) { ASSERT(index < statement_data.size()); + statement_data[index].data = value; +} - statement_data[index].data.i64 = value; - statement_data[index].type = TYPE_I64; +void PreparedStatementBase::setDouble(uint8 index, double value) +{ + ASSERT(index < statement_data.size()); + statement_data[index].data = value; } -void PreparedStatementBase::setFloat(const uint8 index, const float value) +void PreparedStatementBase::setDate(uint8 index, SystemTimePoint value) { ASSERT(index < statement_data.size()); + statement_data[index].data = value; +} - statement_data[index].data.f = value; - statement_data[index].type = TYPE_FLOAT; +void PreparedStatementBase::setString(uint8 index, std::string const& value) +{ + ASSERT(index < statement_data.size()); + statement_data[index].data = value; } -void PreparedStatementBase::setDouble(const uint8 index, const double value) +void PreparedStatementBase::setStringView(uint8 index, std::string_view value) { ASSERT(index < statement_data.size()); + statement_data[index].data.emplace(value); +} - statement_data[index].data.d = value; - statement_data[index].type = TYPE_DOUBLE; +void PreparedStatementBase::setBinary(uint8 index, std::vector const& value) +{ + ASSERT(index < statement_data.size()); + statement_data[index].data = value; } -void PreparedStatementBase::setString(const uint8 index, const std::string& value) +void PreparedStatementBase::setNull(uint8 index) { ASSERT(index < statement_data.size()); + statement_data[index].data = nullptr; +} + +//- Execution +PreparedQueryResult PreparedStatementTask::Query(MySQLConnection* conn, PreparedStatementBase* stmt) +{ + PreparedResultSet* result = conn->Query(stmt); + if (!result || !result->GetRowCount()) + { + delete result; + result = nullptr; + } - statement_data[index].binary.resize(value.length() + 1); - memcpy(statement_data[index].binary.data(), value.c_str(), value.length() + 1); - statement_data[index].type = TYPE_STRING; + return PreparedQueryResult(result); } -void PreparedStatementBase::setBinary(const uint8 index, const std::vector& value) +bool PreparedStatementTask::Execute(MySQLConnection* conn, PreparedStatementBase* stmt) { - ASSERT(index < statement_data.size()); + return conn->Execute(stmt); +} - statement_data[index].binary = value; - statement_data[index].type = TYPE_BINARY; +template +std::string PreparedStatementData::ToString(T value) +{ + return fmt::format("{}", value); } -void PreparedStatementBase::setNull(const uint8 index) +std::string PreparedStatementData::ToString(bool value) { - ASSERT(index < statement_data.size()); + return ToString(value); +} - statement_data[index].type = TYPE_NULL; +std::string PreparedStatementData::ToString(uint8 value) +{ + return ToString(value); } -//- Execution -PreparedStatementTask::PreparedStatementTask(PreparedStatementBase* stmt, bool async) : -m_stmt(stmt), m_result(nullptr) +template std::string PreparedStatementData::ToString(uint16); +template std::string PreparedStatementData::ToString(uint32); +template std::string PreparedStatementData::ToString(uint64); + +std::string PreparedStatementData::ToString(int8 value) { - m_has_result = async; // If it's async, then there's a result - if (async) - m_result = new PreparedQueryResultPromise(); + return ToString(value); } -PreparedStatementTask::~PreparedStatementTask() +template std::string PreparedStatementData::ToString(int16); +template std::string PreparedStatementData::ToString(int32); +template std::string PreparedStatementData::ToString(int64); +template std::string PreparedStatementData::ToString(float); +template std::string PreparedStatementData::ToString(double); + +std::string PreparedStatementData::ToString(std::string const& value) { - delete m_stmt; - if (m_has_result && m_result != nullptr) - delete m_result; + return fmt::format("'{}'", value); } -bool PreparedStatementTask::Execute() +std::string PreparedStatementData::ToString(std::vector const& /*value*/) { - if (m_has_result) - { - PreparedResultSet* result = m_conn->Query(m_stmt); - if (!result || !result->GetRowCount()) - { - delete result; - m_result->set_value(PreparedQueryResult(NULL)); - return false; - } - m_result->set_value(PreparedQueryResult(result)); - return true; - } + return "BINARY"; +} - return m_conn->Execute(m_stmt); +std::string PreparedStatementData::ToString(SystemTimePoint value) +{ + return fmt::format("{:%F %T}", value); +} + +std::string PreparedStatementData::ToString(std::nullptr_t) +{ + return "NULL"; } diff --git a/src/server/database/Database/PreparedStatement.h b/src/server/database/Database/PreparedStatement.h index d3789fec..88151ef1 100644 --- a/src/server/database/Database/PreparedStatement.h +++ b/src/server/database/Database/PreparedStatement.h @@ -18,93 +18,84 @@ #ifndef _PREPAREDSTATEMENT_H #define _PREPAREDSTATEMENT_H +#include "DatabaseEnvFwd.h" #include "Define.h" -#include "SQLOperation.h" -#include +#include "Duration.h" +#include +#include +#include #include -#ifdef __APPLE__ -#undef TYPE_BOOL -#endif - -//- Union for data buffer (upper-level bind -> queue -> lower-level bind) -union PreparedStatementDataUnion -{ - bool boolean; - uint8 ui8; - int8 i8; - uint16 ui16; - int16 i16; - uint32 ui32; - int32 i32; - uint64 ui64; - int64 i64; - float f; - double d; -}; - -//- This enum helps us differ data held in above union -enum PreparedStatementValueType -{ - TYPE_BOOL, - TYPE_UI8, - TYPE_UI16, - TYPE_UI32, - TYPE_UI64, - TYPE_I8, - TYPE_I16, - TYPE_I32, - TYPE_I64, - TYPE_FLOAT, - TYPE_DOUBLE, - TYPE_STRING, - TYPE_BINARY, - TYPE_NULL -}; +class MySQLConnection; struct PreparedStatementData { - PreparedStatementDataUnion data; - PreparedStatementValueType type; - std::vector binary; + std::variant< + bool, + uint8, + uint16, + uint32, + uint64, + int8, + int16, + int32, + int64, + float, + double, + std::string, + std::vector, + SystemTimePoint, + std::nullptr_t + > data; + + template + static std::string ToString(T value); + + static std::string ToString(bool value); + static std::string ToString(uint8 value); + static std::string ToString(int8 value); + static std::string ToString(std::string const& value); + static std::string ToString(std::vector const& value); + static std::string ToString(SystemTimePoint value); + static std::string ToString(std::nullptr_t); }; -//- Forward declare -class MySQLPreparedStatement; - //- Upper-level class that is used in code class TC_DATABASE_API PreparedStatementBase { friend class PreparedStatementTask; - friend class MySQLPreparedStatement; - friend class MySQLConnection; public: explicit PreparedStatementBase(uint32 index, uint8 capacity); virtual ~PreparedStatementBase(); - void setBool(const uint8 index, const bool value); - void setUInt8(const uint8 index, const uint8 value); - void setUInt16(const uint8 index, const uint16 value); - void setUInt32(const uint8 index, const uint32 value); - void setUInt64(const uint8 index, const uint64 value); - void setInt8(const uint8 index, const int8 value); - void setInt16(const uint8 index, const int16 value); - void setInt32(const uint8 index, const int32 value); - void setInt64(const uint8 index, const int64 value); - void setFloat(const uint8 index, const float value); - void setDouble(const uint8 index, const double value); - void setString(const uint8 index, const std::string& value); - void setBinary(const uint8 index, const std::vector& value); - void setNull(const uint8 index); + void setNull(uint8 index); + void setBool(uint8 index, bool value); + void setUInt8(uint8 index, uint8 value); + void setUInt16(uint8 index, uint16 value); + void setUInt32(uint8 index, uint32 value); + void setUInt64(uint8 index, uint64 value); + void setInt8(uint8 index, int8 value); + void setInt16(uint8 index, int16 value); + void setInt32(uint8 index, int32 value); + void setInt64(uint8 index, int64 value); + void setFloat(uint8 index, float value); + void setDouble(uint8 index, double value); + void setDate(uint8 index, SystemTimePoint value); + void setString(uint8 index, std::string const& value); + void setStringView(uint8 index, std::string_view value); + void setBinary(uint8 index, std::vector const& value); + template + void setBinary(const uint8 index, std::array const& value) + { + std::vector vec(value.begin(), value.end()); + setBinary(index, vec); + } uint32 GetIndex() const { return m_index; } + std::vector const& GetParameters() const { return statement_data; } protected: - void BindParameters(MySQLPreparedStatement* stmt); - - protected: - MySQLPreparedStatement* m_stmt; uint32 m_index; //- Buffer of parameters, not tied to MySQL in any way yet @@ -128,18 +119,11 @@ class PreparedStatement : public PreparedStatementBase }; //- Lower-level class, enqueuable operation -class TC_DATABASE_API PreparedStatementTask : public SQLOperation +class TC_DATABASE_API PreparedStatementTask { - public: - PreparedStatementTask(PreparedStatementBase* stmt, bool async = false); - ~PreparedStatementTask(); - - bool Execute() override; - PreparedQueryResultFuture GetFuture() { return m_result->get_future(); } - - protected: - PreparedStatementBase* m_stmt; - bool m_has_result; - PreparedQueryResultPromise* m_result; +public: + static PreparedQueryResult Query(MySQLConnection* conn, PreparedStatementBase* stmt); + static bool Execute(MySQLConnection* conn, PreparedStatementBase* stmt); }; + #endif diff --git a/src/server/database/Database/QueryCallback.cpp b/src/server/database/Database/QueryCallback.cpp index 65b52ff7..528605da 100644 --- a/src/server/database/Database/QueryCallback.cpp +++ b/src/server/database/Database/QueryCallback.cpp @@ -16,206 +16,92 @@ */ #include "QueryCallback.h" +#include "Duration.h" #include "Errors.h" -template -inline void Construct(T& t, Args&&... args) +QueryCallback::QueryCallback(std::future&& result) : _query(std::move(result)) { - new (&t) T(std::forward(args)...); } -template -inline void Destroy(T& t) +QueryCallback::QueryCallback(std::future&& result) : _query(std::move(result)) { - t.~T(); } -template -inline void ConstructActiveMember(T* obj) +QueryCallback::QueryCallback(QueryCallback&& right) noexcept : _query(std::move(right._query)), _callbacks(std::move(right._callbacks)) { - if (!obj->_isPrepared) - Construct(obj->_string); - else - Construct(obj->_prepared); } -template -inline void DestroyActiveMember(T* obj) -{ - if (!obj->_isPrepared) - Destroy(obj->_string); - else - Destroy(obj->_prepared); -} - -template -inline void MoveFrom(T* to, T&& from) -{ - ASSERT(to->_isPrepared == from._isPrepared); - - if (!to->_isPrepared) - to->_string = std::move(from._string); - else - to->_prepared = std::move(from._prepared); -} - -struct QueryCallback::QueryCallbackData -{ -public: - friend class QueryCallback; - - QueryCallbackData(std::function&& callback) : _string(std::move(callback)), _isPrepared(false) { } - QueryCallbackData(std::function&& callback) : _prepared(std::move(callback)), _isPrepared(true) { } - QueryCallbackData(QueryCallbackData&& right) - { - _isPrepared = right._isPrepared; - ConstructActiveMember(this); - MoveFrom(this, std::move(right)); - } - QueryCallbackData& operator=(QueryCallbackData&& right) - { - if (this != &right) - { - if (_isPrepared != right._isPrepared) - { - DestroyActiveMember(this); - _isPrepared = right._isPrepared; - ConstructActiveMember(this); - } - MoveFrom(this, std::move(right)); - } - return *this; - } - ~QueryCallbackData() { DestroyActiveMember(this); } - -private: - QueryCallbackData(QueryCallbackData const&) = delete; - QueryCallbackData& operator=(QueryCallbackData const&) = delete; - - template friend void ConstructActiveMember(T* obj); - template friend void DestroyActiveMember(T* obj); - template friend void MoveFrom(T* to, T&& from); - - union - { - std::function _string; - std::function _prepared; - }; - bool _isPrepared; -}; - -// Not using initialization lists to work around segmentation faults when compiling with clang without precompiled headers -QueryCallback::QueryCallback(std::future&& result) -{ - _isPrepared = false; - Construct(_string, std::move(result)); -} - -QueryCallback::QueryCallback(std::future&& result) -{ - _isPrepared = true; - Construct(_prepared, std::move(result)); -} - -QueryCallback::QueryCallback(QueryCallback&& right) -{ - _isPrepared = right._isPrepared; - ConstructActiveMember(this); - MoveFrom(this, std::move(right)); - _callbacks = std::move(right._callbacks); -} - -QueryCallback& QueryCallback::operator=(QueryCallback&& right) +QueryCallback& QueryCallback::operator=(QueryCallback&& right) noexcept { if (this != &right) { - if (_isPrepared != right._isPrepared) - { - DestroyActiveMember(this); - _isPrepared = right._isPrepared; - ConstructActiveMember(this); - } - MoveFrom(this, std::move(right)); + _query = std::move(right._query); _callbacks = std::move(right._callbacks); } return *this; } -QueryCallback::~QueryCallback() -{ - DestroyActiveMember(this); -} +QueryCallback::~QueryCallback() = default; QueryCallback&& QueryCallback::WithCallback(std::function&& callback) { - return WithChainingCallback([callback](QueryCallback& /*this*/, QueryResult result) { callback(std::move(result)); }); + return WithChainingCallback([callback = std::move(callback)](QueryCallback& /*this*/, QueryResult result) { callback(std::move(result)); }); } QueryCallback&& QueryCallback::WithPreparedCallback(std::function&& callback) { - return WithChainingPreparedCallback([callback](QueryCallback& /*this*/, PreparedQueryResult result) { callback(std::move(result)); }); + return WithChainingPreparedCallback([callback = std::move(callback)](QueryCallback& /*this*/, PreparedQueryResult result) { callback(std::move(result)); }); } QueryCallback&& QueryCallback::WithChainingCallback(std::function&& callback) { - ASSERT(!_callbacks.empty() || !_isPrepared, "Attempted to set callback function for string query on a prepared async query"); + ASSERT(!_callbacks.empty() || std::holds_alternative>(_query), "Attempted to set callback function for string query on a prepared async query"); _callbacks.emplace(std::move(callback)); return std::move(*this); } QueryCallback&& QueryCallback::WithChainingPreparedCallback(std::function&& callback) { - ASSERT(!_callbacks.empty() || _isPrepared, "Attempted to set callback function for prepared query on a string async query"); + ASSERT(!_callbacks.empty() || std::holds_alternative>(_query), "Attempted to set callback function for prepared query on a string async query"); _callbacks.emplace(std::move(callback)); return std::move(*this); } void QueryCallback::SetNextQuery(QueryCallback&& next) { - MoveFrom(this, std::move(next)); + if (this != &next) + _query = std::move(next)._query; } -QueryCallback::Status QueryCallback::InvokeIfReady() +bool QueryCallback::InvokeIfReady() { - QueryCallbackData& callback = _callbacks.front(); auto checkStateAndReturnCompletion = [this]() { _callbacks.pop(); - bool hasNext = !_isPrepared ? _string.valid() : _prepared.valid(); + bool hasNext = std::visit([](auto const& future) { return future.valid(); }, _query); if (_callbacks.empty()) { ASSERT(!hasNext); - return Completed; + return true; } // abort chain if (!hasNext) - return Completed; + return true; - ASSERT(_isPrepared == _callbacks.front()._isPrepared); - return NextStep; + ASSERT(_query.index() == _callbacks.front().index()); + return false; }; - if (!_isPrepared) - { - if (_string.valid() && _string.wait_for(std::chrono::seconds(0)) == std::future_status::ready) - { - QueryResultFuture f(std::move(_string)); - std::function cb(std::move(callback._string)); - cb(*this, f.get()); - return checkStateAndReturnCompletion(); - } - } - else + return std::visit([&](std::future&& future) { - if (_prepared.valid() && _prepared.wait_for(std::chrono::seconds(0)) == std::future_status::ready) + if (future.valid() && future.wait_for(0s) == std::future_status::ready) { - PreparedQueryResultFuture f(std::move(_prepared)); - std::function cb(std::move(callback._prepared)); + std::future f(std::move(future)); + std::function cb(std::get>(std::move(_callbacks.front()))); cb(*this, f.get()); return checkStateAndReturnCompletion(); } - } - - return NotReady; + return false; + }, std::move(_query)); } diff --git a/src/server/database/Database/QueryCallback.h b/src/server/database/Database/QueryCallback.h index 1d7e835e..72b4ca12 100644 --- a/src/server/database/Database/QueryCallback.h +++ b/src/server/database/Database/QueryCallback.h @@ -18,21 +18,21 @@ #ifndef _QUERY_CALLBACK_H #define _QUERY_CALLBACK_H -#include "Define.h" #include "DatabaseEnvFwd.h" +#include "Define.h" #include #include #include #include -#include +#include class TC_DATABASE_API QueryCallback { public: - explicit QueryCallback(QueryResultFuture&& result); - explicit QueryCallback(PreparedQueryResultFuture&& result); - QueryCallback(QueryCallback&& right); - QueryCallback& operator=(QueryCallback&& right); + explicit QueryCallback(std::future&& result); + explicit QueryCallback(std::future&& result); + QueryCallback(QueryCallback&& right) noexcept; + QueryCallback& operator=(QueryCallback&& right) noexcept; ~QueryCallback(); QueryCallback&& WithCallback(std::function&& callback); @@ -44,31 +44,16 @@ class TC_DATABASE_API QueryCallback // Moves std::future from next to this object void SetNextQuery(QueryCallback&& next); - enum Status - { - NotReady, - NextStep, - Completed - }; - - Status InvokeIfReady(); + // returns true when completed + bool InvokeIfReady(); private: QueryCallback(QueryCallback const& right) = delete; QueryCallback& operator=(QueryCallback const& right) = delete; - template friend void ConstructActiveMember(T* obj); - template friend void DestroyActiveMember(T* obj); - template friend void MoveFrom(T* to, T&& from); - - union - { - QueryResultFuture _string; - PreparedQueryResultFuture _prepared; - }; - bool _isPrepared; + std::variant, std::future> _query; - struct QueryCallbackData; + using QueryCallbackData = std::variant, std::function>; std::queue> _callbacks; }; diff --git a/src/server/database/Database/QueryCallbackProcessor.cpp b/src/server/database/Database/QueryCallbackProcessor.cpp deleted file mode 100644 index 546a6d17..00000000 --- a/src/server/database/Database/QueryCallbackProcessor.cpp +++ /dev/null @@ -1,48 +0,0 @@ -/* - * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along - * with this program. If not, see . - */ - -#include "QueryCallbackProcessor.h" -#include "QueryCallback.h" -#include - -QueryCallbackProcessor::QueryCallbackProcessor() -{ -} - -QueryCallbackProcessor::~QueryCallbackProcessor() -{ -} - -void QueryCallbackProcessor::AddQuery(QueryCallback&& query) -{ - _callbacks.emplace_back(std::move(query)); -} - -void QueryCallbackProcessor::ProcessReadyQueries() -{ - if (_callbacks.empty()) - return; - - std::vector updateCallbacks{ std::move(_callbacks) }; - - updateCallbacks.erase(std::remove_if(updateCallbacks.begin(), updateCallbacks.end(), [](QueryCallback& callback) - { - return callback.InvokeIfReady() == QueryCallback::Completed; - }), updateCallbacks.end()); - - _callbacks.insert(_callbacks.end(), std::make_move_iterator(updateCallbacks.begin()), std::make_move_iterator(updateCallbacks.end())); -} diff --git a/src/server/database/Database/QueryHolder.cpp b/src/server/database/Database/QueryHolder.cpp index 97cb186f..77e02893 100644 --- a/src/server/database/Database/QueryHolder.cpp +++ b/src/server/database/Database/QueryHolder.cpp @@ -15,10 +15,11 @@ * with this program. If not, see . */ -#include "MySQLConnection.h" #include "QueryHolder.h" -#include "PreparedStatement.h" +#include "Errors.h" #include "Log.h" +#include "MySQLConnection.h" +#include "PreparedStatement.h" #include "QueryResult.h" bool SQLQueryHolderBase::SetPreparedQueryImpl(size_t index, PreparedStatementBase* stmt) @@ -33,13 +34,13 @@ bool SQLQueryHolderBase::SetPreparedQueryImpl(size_t index, PreparedStatementBas return true; } -PreparedQueryResult SQLQueryHolderBase::GetPreparedResult(size_t index) +PreparedQueryResult SQLQueryHolderBase::GetPreparedResult(size_t index) const { // Don't call to this function if the index is of a prepared statement - if (index < m_queries.size()) - return m_queries[index].second; - else - return PreparedQueryResult(nullptr); + ASSERT(index < m_queries.size(), "Query holder result index out of range, tried to access index " SZFMTD " but there are only " SZFMTD " results", + index, m_queries.size()); + + return m_queries[index].second; } void SQLQueryHolderBase::SetPreparedResult(size_t index, PreparedResultSet* result) @@ -47,7 +48,7 @@ void SQLQueryHolderBase::SetPreparedResult(size_t index, PreparedResultSet* resu if (result && !result->GetRowCount()) { delete result; - result = NULL; + result = nullptr; } /// store the result in the holder @@ -57,11 +58,11 @@ void SQLQueryHolderBase::SetPreparedResult(size_t index, PreparedResultSet* resu SQLQueryHolderBase::~SQLQueryHolderBase() { - for (size_t i = 0; i < m_queries.size(); i++) + for (std::pair& query : m_queries) { /// if the result was never used, free the resources /// results used already (getresult called) are expected to be deleted - delete m_queries[i].first; + delete query.first; } } @@ -71,24 +72,23 @@ void SQLQueryHolderBase::SetSize(size_t size) m_queries.resize(size); } -SQLQueryHolderTask::~SQLQueryHolderTask() +bool SQLQueryHolderTask::Execute(MySQLConnection* conn, SQLQueryHolderBase* holder) { - if (!m_executed) - delete m_holder; + /// execute all queries in the holder and pass the results + for (size_t i = 0; i < holder->m_queries.size(); ++i) + if (PreparedStatementBase* stmt = holder->m_queries[i].first) + holder->SetPreparedResult(i, conn->Query(stmt)); + + return true; } -bool SQLQueryHolderTask::Execute() +bool SQLQueryHolderCallback::InvokeIfReady() { - m_executed = true; - - if (!m_holder) - return false; - - /// execute all queries in the holder and pass the results - for (size_t i = 0; i < m_holder->m_queries.size(); i++) - if (PreparedStatementBase* stmt = m_holder->m_queries[i].first) - m_holder->SetPreparedResult(i, m_conn->Query(stmt)); + if (m_future.valid() && m_future.wait_for(std::chrono::seconds(0)) == std::future_status::ready) + { + m_callback(*m_holder); + return true; + } - m_result.set_value(m_holder); - return true; + return false; } diff --git a/src/server/database/Database/QueryHolder.h b/src/server/database/Database/QueryHolder.h index fe4a0e78..a0a0b2b2 100644 --- a/src/server/database/Database/QueryHolder.h +++ b/src/server/database/Database/QueryHolder.h @@ -18,7 +18,12 @@ #ifndef _QUERYHOLDER_H #define _QUERYHOLDER_H -#include "SQLOperation.h" +#include "Define.h" +#include "DatabaseEnvFwd.h" +#include +#include + +class MySQLConnection; class TC_DATABASE_API SQLQueryHolderBase { @@ -26,10 +31,10 @@ class TC_DATABASE_API SQLQueryHolderBase private: std::vector> m_queries; public: - SQLQueryHolderBase() { } + SQLQueryHolderBase() = default; virtual ~SQLQueryHolderBase(); void SetSize(size_t size); - PreparedQueryResult GetPreparedResult(size_t index); + PreparedQueryResult GetPreparedResult(size_t index) const; void SetPreparedResult(size_t index, PreparedResultSet* result); protected: @@ -46,21 +51,32 @@ class SQLQueryHolder : public SQLQueryHolderBase } }; -class TC_DATABASE_API SQLQueryHolderTask : public SQLOperation +class TC_DATABASE_API SQLQueryHolderTask { - private: - SQLQueryHolderBase* m_holder; - QueryResultHolderPromise m_result; - bool m_executed; +public: + static bool Execute(MySQLConnection* conn, SQLQueryHolderBase* holder); +}; - public: - SQLQueryHolderTask(SQLQueryHolderBase* holder) - : m_holder(holder), m_executed(false) { } +class TC_DATABASE_API SQLQueryHolderCallback +{ +public: + SQLQueryHolderCallback(std::shared_ptr&& holder, std::future&& future) + : m_holder(std::move(holder)), m_future(std::move(future)) { } + + SQLQueryHolderCallback(SQLQueryHolderCallback&&) = default; + + SQLQueryHolderCallback& operator=(SQLQueryHolderCallback&&) = default; + + void AfterComplete(std::function callback) & + { + m_callback = std::move(callback); + } - ~SQLQueryHolderTask(); + bool InvokeIfReady(); - bool Execute() override; - QueryResultHolderFuture GetFuture() { return m_result.get_future(); } + std::shared_ptr m_holder; + std::future m_future; + std::function m_callback; }; #endif diff --git a/src/server/database/Database/QueryResult.cpp b/src/server/database/Database/QueryResult.cpp index 5dfd15a1..a22f48c9 100644 --- a/src/server/database/Database/QueryResult.cpp +++ b/src/server/database/Database/QueryResult.cpp @@ -18,10 +18,15 @@ #include "QueryResult.h" #include "Errors.h" #include "Field.h" +#include "FieldValueConverters.h" #include "Log.h" #include "MySQLHacks.h" #include "MySQLWorkaround.h" +#include +#include +namespace +{ static uint32 SizeForType(MYSQL_FIELD* field) { switch (field->type) @@ -72,23 +77,23 @@ static uint32 SizeForType(MYSQL_FIELD* field) } } -DatabaseFieldTypes MysqlTypeToFieldType(enum_field_types type) +DatabaseFieldTypes MysqlTypeToFieldType(enum_field_types type, uint32 flags) { switch (type) { case MYSQL_TYPE_NULL: return DatabaseFieldTypes::Null; case MYSQL_TYPE_TINY: - return DatabaseFieldTypes::Int8; + return (flags & UNSIGNED_FLAG) ? DatabaseFieldTypes::UInt8 : DatabaseFieldTypes::Int8; case MYSQL_TYPE_YEAR: case MYSQL_TYPE_SHORT: - return DatabaseFieldTypes::Int16; + return (flags & UNSIGNED_FLAG) ? DatabaseFieldTypes::UInt16 : DatabaseFieldTypes::Int16; case MYSQL_TYPE_INT24: case MYSQL_TYPE_LONG: - return DatabaseFieldTypes::Int32; + return (flags & UNSIGNED_FLAG) ? DatabaseFieldTypes::UInt32 : DatabaseFieldTypes::Int32; case MYSQL_TYPE_LONGLONG: case MYSQL_TYPE_BIT: - return DatabaseFieldTypes::Int64; + return (flags & UNSIGNED_FLAG) ? DatabaseFieldTypes::UInt64 : DatabaseFieldTypes::Int64; case MYSQL_TYPE_FLOAT: return DatabaseFieldTypes::Float; case MYSQL_TYPE_DOUBLE: @@ -98,9 +103,10 @@ DatabaseFieldTypes MysqlTypeToFieldType(enum_field_types type) return DatabaseFieldTypes::Decimal; case MYSQL_TYPE_TIMESTAMP: case MYSQL_TYPE_DATE: - case MYSQL_TYPE_TIME: case MYSQL_TYPE_DATETIME: return DatabaseFieldTypes::Date; + case MYSQL_TYPE_TIME: + return DatabaseFieldTypes::Time; case MYSQL_TYPE_TINY_BLOB: case MYSQL_TYPE_MEDIUM_BLOB: case MYSQL_TYPE_LONG_BLOB: @@ -116,24 +122,297 @@ DatabaseFieldTypes MysqlTypeToFieldType(enum_field_types type) return DatabaseFieldTypes::Null; } +static char const* FieldTypeToString(enum_field_types type, uint32 flags) +{ + switch (type) + { + case MYSQL_TYPE_BIT: return "BIT"; + case MYSQL_TYPE_BLOB: return "BLOB"; + case MYSQL_TYPE_DATE: return "DATE"; + case MYSQL_TYPE_DATETIME: return "DATETIME"; + case MYSQL_TYPE_NEWDECIMAL: return "NEWDECIMAL"; + case MYSQL_TYPE_DECIMAL: return "DECIMAL"; + case MYSQL_TYPE_DOUBLE: return "DOUBLE"; + case MYSQL_TYPE_ENUM: return "ENUM"; + case MYSQL_TYPE_FLOAT: return "FLOAT"; + case MYSQL_TYPE_GEOMETRY: return "GEOMETRY"; + case MYSQL_TYPE_INT24: return (flags & UNSIGNED_FLAG) ? "UNSIGNED INT24" : "INT24"; + case MYSQL_TYPE_LONG: return (flags & UNSIGNED_FLAG) ? "UNSIGNED LONG" : "LONG"; + case MYSQL_TYPE_LONGLONG: return (flags & UNSIGNED_FLAG) ? "UNSIGNED LONGLONG" : "LONGLONG"; + case MYSQL_TYPE_LONG_BLOB: return "LONG_BLOB"; + case MYSQL_TYPE_MEDIUM_BLOB: return "MEDIUM_BLOB"; + case MYSQL_TYPE_NEWDATE: return "NEWDATE"; + case MYSQL_TYPE_NULL: return "NULL"; + case MYSQL_TYPE_SET: return "SET"; + case MYSQL_TYPE_SHORT: return (flags & UNSIGNED_FLAG) ? "UNSIGNED SHORT" : "SHORT"; + case MYSQL_TYPE_STRING: return "STRING"; + case MYSQL_TYPE_TIME: return "TIME"; + case MYSQL_TYPE_TIMESTAMP: return "TIMESTAMP"; + case MYSQL_TYPE_TINY: return (flags & UNSIGNED_FLAG) ? "UNSIGNED TINY" : "TINY"; + case MYSQL_TYPE_TINY_BLOB: return "TINY_BLOB"; + case MYSQL_TYPE_VAR_STRING: return "VAR_STRING"; + case MYSQL_TYPE_YEAR: return "YEAR"; + default: return "-Unknown-"; + } +} + +template +class FromStringToMYSQL_TIME +{ +public: + static MYSQL_TIME GetDatabaseValue(char const* data, uint32 size) + { + MYSQL_TIME result = {}; + if (!data || !size) + { + result.time_type = MYSQL_TIMESTAMP_NONE; + return result; + } + + std::string_view in(data, size); + + size_t firstSeparatorIndex = in.find_first_of(":-"); + if (firstSeparatorIndex == std::string_view::npos) + { + result.time_type = MYSQL_TIMESTAMP_NONE; + return result; + } + + char firstSeparator = in[firstSeparatorIndex]; + + auto parseNextComponent = [&](uint32& value, char requiredSeparator = '\0') -> bool + { + std::from_chars_result parseResult = std::from_chars(in.data(), in.data() + in.size(), value); + if (parseResult.ec != std::errc()) + return false; + + in.remove_prefix(parseResult.ptr - in.data()); + if (requiredSeparator) + { + if (in.empty() || in[0] != requiredSeparator) + return false; + + in.remove_prefix(1); + } + + return true; + }; + + uint32 yearOrHours = 0; + uint32 monthOrMinutes = 0; + uint32 dayOrSeconds = 0; + if (!parseNextComponent(yearOrHours, firstSeparator) + || !parseNextComponent(monthOrMinutes, firstSeparator) + || !parseNextComponent(dayOrSeconds)) + { + result.time_type = MYSQL_TIMESTAMP_ERROR; + return result; + } + + if (firstSeparator == ':') + { + if (!in.empty()) + { + result.time_type = MYSQL_TIMESTAMP_ERROR; + return result; + } + + // time + result.hour = yearOrHours; + result.minute = monthOrMinutes; + result.second = dayOrSeconds; + result.time_type = MYSQL_TIMESTAMP_TIME; + } + else + { + if (in.empty()) + { + // date + result.year = yearOrHours; + result.month = monthOrMinutes; + result.day = dayOrSeconds; + result.time_type = MYSQL_TIMESTAMP_DATE; + return result; + } + + // date+time + if (in[0] != ' ') + { + result.time_type = MYSQL_TIMESTAMP_ERROR; + return result; + } + + in.remove_prefix(1); + + uint32 hours = 0; + uint32 minutes = 0; + uint32 seconds = 0; + if (!parseNextComponent(hours, ':') + || !parseNextComponent(minutes, ':') + || !parseNextComponent(seconds)) + { + result.time_type = MYSQL_TIMESTAMP_ERROR; + return result; + } + + uint32 microseconds = 0; + if (!in.empty()) + { + if (in[0] != '.') + { + result.time_type = MYSQL_TIMESTAMP_ERROR; + return result; + } + + in.remove_prefix(1); + if (!parseNextComponent(microseconds)) + { + result.time_type = MYSQL_TIMESTAMP_ERROR; + return result; + } + + if (!in.empty()) + { + result.time_type = MYSQL_TIMESTAMP_ERROR; + return result; + } + } + + result.year = yearOrHours; + result.month = monthOrMinutes; + result.day = dayOrSeconds; + result.hour = hours; + result.minute = minutes; + result.second = seconds; + result.second_part = microseconds; + result.time_type = MYSQL_TIMESTAMP_DATETIME; + } + + return result; + } + + static char const* GetStringValue(char const* data) + { + return data; + } +}; + +template typename ToDatabaseTypeConverter> +class DateResultValueConverter : public BaseDatabaseResultValueConverter +{ + uint8 GetUInt8(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetUInt8", meta); return 0; } + int8 GetInt8(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetInt8", meta); return 0; } + uint16 GetUInt16(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetUInt16", meta); return 0; } + int16 GetInt16(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetInt16", meta); return 0; } + uint32 GetUInt32(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetUInt32", meta); return 0; } + int32 GetInt32(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetInt32", meta); return 0; } + uint64 GetUInt64(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetUInt64", meta); return 0; } + int64 GetInt64(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetInt64", meta); return 0; } + float GetFloat(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetFloat", meta); return 0.0f; } + double GetDouble(char const* /*data*/, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override { LogTruncation("Field::GetDouble", meta); return 0.0; } + + SystemTimePoint GetDate(char const* data, uint32 size, QueryResultFieldMetadata const* meta) const override + { + using namespace std::chrono; + MYSQL_TIME source = ToDatabaseTypeConverter::GetDatabaseValue(data, size); + switch (source.time_type) + { + case MYSQL_TIMESTAMP_DATE: + return sys_days(year(source.year) / month(source.month) / day(source.day)); + case MYSQL_TIMESTAMP_DATETIME: + return sys_days(year(source.year) / month(source.month) / day(source.day)) + + hours(source.hour) + + minutes(source.minute) + + seconds(source.second) + + microseconds(source.second_part); + default: + break; + } + + LogTruncation("Field::GetDate", meta); + return SystemTimePoint(); + } + + char const* GetCString(char const* data, uint32 /*size*/, QueryResultFieldMetadata const* meta) const override + { + char const* result = ToDatabaseTypeConverter::GetStringValue(data); + if (data && !result) + LogTruncation("Field::GetCString", meta); + return result; + } +}; + +std::unique_ptr const FromStringValueConverters[15] = +{ + nullptr, + std::make_unique>(), + std::make_unique>(), + std::make_unique>(), + std::make_unique>(), + std::make_unique>(), + std::make_unique>(), + std::make_unique>(), + std::make_unique>(), + std::make_unique>(), + std::make_unique>(), + std::make_unique>(), + std::make_unique>(), + std::make_unique(), // DatabaseFieldTypes::Time + std::make_unique() +}; + +std::unique_ptr const BinaryValueConverters[15] = +{ + nullptr, + std::make_unique>(), + std::make_unique>(), + std::make_unique>(), + std::make_unique>(), + std::make_unique>(), + std::make_unique>(), + std::make_unique>(), + std::make_unique>(), + std::make_unique>(), + std::make_unique>(), + std::make_unique>(), // always sent as string + std::make_unique>(), + std::make_unique(), // DatabaseFieldTypes::Time + std::make_unique() +}; + +void InitializeDatabaseFieldMetadata(QueryResultFieldMetadata* meta, MySQLField const* field, uint32 fieldIndex, bool binaryProtocol) +{ + meta->TableName = field->org_table; + meta->TableAlias = field->table; + meta->Name = field->org_name; + meta->Alias = field->name; + meta->TypeName = FieldTypeToString(field->type, field->flags); + meta->Index = fieldIndex; + meta->Type = MysqlTypeToFieldType(field->type, field->flags); + meta->Converter = binaryProtocol ? BinaryValueConverters[AsUnderlyingType(meta->Type)].get() : FromStringValueConverters[AsUnderlyingType(meta->Type)].get(); +} +} + ResultSet::ResultSet(MySQLResult* result, MySQLField* fields, uint64 rowCount, uint32 fieldCount) : _rowCount(rowCount), _fieldCount(fieldCount), _result(result), _fields(fields) { + _fieldMetadata.resize(_fieldCount); _currentRow = new Field[_fieldCount]; -#ifdef TRINITY_DEBUG for (uint32 i = 0; i < _fieldCount; i++) - _currentRow[i].SetMetadata(&_fields[i], i); -#endif + { + InitializeDatabaseFieldMetadata(&_fieldMetadata[i], &_fields[i], i, false); + _currentRow[i].SetMetadata(&_fieldMetadata[i]); + } } PreparedResultSet::PreparedResultSet(MySQLStmt* stmt, MySQLResult* result, uint64 rowCount, uint32 fieldCount) : m_rowCount(rowCount), m_rowPosition(0), m_fieldCount(fieldCount), -m_rBind(NULL), +m_rBind(nullptr), m_stmt(stmt), m_metadataResult(result) { @@ -172,17 +451,20 @@ m_metadataResult(result) //- This is where we prepare the buffer based on metadata MySQLField* field = reinterpret_cast(mysql_fetch_fields(m_metadataResult)); + m_fieldMetadata.resize(m_fieldCount); std::size_t rowSize = 0; for (uint32 i = 0; i < m_fieldCount; ++i) { uint32 size = SizeForType(&field[i]); rowSize += size; + InitializeDatabaseFieldMetadata(&m_fieldMetadata[i], &field[i], i, true); + m_rBind[i].buffer_type = field[i].type; m_rBind[i].buffer_length = size; m_rBind[i].length = &m_length[i]; m_rBind[i].is_null = &m_isNull[i]; - m_rBind[i].error = NULL; + m_rBind[i].error = nullptr; m_rBind[i].is_unsigned = field[i].flags & UNSIGNED_FLAG; } @@ -204,11 +486,13 @@ m_metadataResult(result) return; } - m_rows.resize(uint32(m_rowCount) * m_fieldCount); + m_rows.resize(std::size_t(m_rowCount) * m_fieldCount); while (_NextRow()) { for (uint32 fIndex = 0; fIndex < m_fieldCount; ++fIndex) { + m_rows[std::size_t(m_rowPosition) * m_fieldCount + fIndex].SetMetadata(&m_fieldMetadata[fIndex]); + unsigned long buffer_length = m_rBind[fIndex].buffer_length; unsigned long fetched_length = *m_rBind[fIndex].length; if (!*m_rBind[fIndex].is_null) @@ -226,7 +510,7 @@ m_metadataResult(result) // when mysql_stmt_fetch returned MYSQL_DATA_TRUNCATED // we cannot blindly null-terminate the data either as it may be retrieved as binary blob and not specifically a string // in this case using Field::GetCString will result in garbage - // TODO: remove Field::GetCString and use boost::string_ref (currently proposed for TS as string_view, maybe in C++17) + // TODO: remove Field::GetCString and use std::string_view in C++17 if (fetched_length < buffer_length) *((char*)buffer + fetched_length) = '\0'; break; @@ -234,9 +518,8 @@ m_metadataResult(result) break; } - m_rows[uint32(m_rowPosition) * m_fieldCount + fIndex].SetByteValue( - buffer, - MysqlTypeToFieldType(m_rBind[fIndex].buffer_type), + m_rows[std::size_t(m_rowPosition) * m_fieldCount + fIndex].SetValue( + (char const*)buffer, fetched_length); // move buffer pointer to next part @@ -244,15 +527,10 @@ m_metadataResult(result) } else { - m_rows[uint32(m_rowPosition) * m_fieldCount + fIndex].SetByteValue( + m_rows[std::size_t(m_rowPosition) * m_fieldCount + fIndex].SetValue( nullptr, - MysqlTypeToFieldType(m_rBind[fIndex].buffer_type), *m_rBind[fIndex].length); } - -#ifdef TRINITY_DEBUG - m_rows[uint32(m_rowPosition) * m_fieldCount + fIndex].SetMetadata(&field[fIndex], fIndex); -#endif } m_rowPosition++; } @@ -274,12 +552,10 @@ PreparedResultSet::~PreparedResultSet() bool ResultSet::NextRow() { - MYSQL_ROW row; - if (!_result) return false; - row = mysql_fetch_row(_result); + MYSQL_ROW row = mysql_fetch_row(_result); if (!row) { CleanUp(); @@ -295,7 +571,7 @@ bool ResultSet::NextRow() } for (uint32 i = 0; i < _fieldCount; i++) - _currentRow[i].SetStructuredValue(row[i], MysqlTypeToFieldType(_fields[i].type), lengths[i]); + _currentRow[i].SetValue(row[i], lengths[i]); return true; } @@ -326,13 +602,13 @@ void ResultSet::CleanUp() if (_currentRow) { delete [] _currentRow; - _currentRow = NULL; + _currentRow = nullptr; } if (_result) { mysql_free_result(_result); - _result = NULL; + _result = nullptr; } } @@ -351,19 +627,31 @@ void PreparedResultSet::CleanUp() Field const& ResultSet::operator[](std::size_t index) const { - ASSERT(index < _fieldCount); + ASSERT(index < std::size_t(_fieldCount)); return _currentRow[index]; } +QueryResultFieldMetadata const& ResultSet::GetFieldMetadata(std::size_t index) const +{ + ASSERT(index < std::size_t(_fieldCount)); + return _fieldMetadata[index]; +} + Field* PreparedResultSet::Fetch() const { ASSERT(m_rowPosition < m_rowCount); - return const_cast(&m_rows[uint32(m_rowPosition) * m_fieldCount]); + return const_cast(&m_rows[std::size_t(m_rowPosition) * m_fieldCount]); } Field const& PreparedResultSet::operator[](std::size_t index) const { ASSERT(m_rowPosition < m_rowCount); - ASSERT(index < m_fieldCount); - return m_rows[uint32(m_rowPosition) * m_fieldCount + index]; + ASSERT(index < std::size_t(m_fieldCount)); + return m_rows[std::size_t(m_rowPosition) * m_fieldCount + index]; +} + +QueryResultFieldMetadata const& PreparedResultSet::GetFieldMetadata(std::size_t index) const +{ + ASSERT(index < std::size_t(m_fieldCount)); + return m_fieldMetadata[index]; } diff --git a/src/server/database/Database/QueryResult.h b/src/server/database/Database/QueryResult.h index cb2780e8..a6d964f8 100644 --- a/src/server/database/Database/QueryResult.h +++ b/src/server/database/Database/QueryResult.h @@ -35,7 +35,10 @@ class TC_DATABASE_API ResultSet Field* Fetch() const { return _currentRow; } Field const& operator[](std::size_t index) const; + QueryResultFieldMetadata const& GetFieldMetadata(std::size_t index) const; + protected: + std::vector _fieldMetadata; uint64 _rowCount; Field* _currentRow; uint32 _fieldCount; @@ -62,7 +65,10 @@ class TC_DATABASE_API PreparedResultSet Field* Fetch() const; Field const& operator[](std::size_t index) const; + QueryResultFieldMetadata const& GetFieldMetadata(std::size_t index) const; + protected: + std::vector m_fieldMetadata; std::vector m_rows; uint64 m_rowCount; uint64 m_rowPosition; diff --git a/src/server/database/Database/SQLOperation.h b/src/server/database/Database/SQLOperation.h deleted file mode 100644 index a9d8ebc1..00000000 --- a/src/server/database/Database/SQLOperation.h +++ /dev/null @@ -1,75 +0,0 @@ -/* - * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along - * with this program. If not, see . - */ - -#ifndef _SQLOPERATION_H -#define _SQLOPERATION_H - -#include "Define.h" -#include "DatabaseEnvFwd.h" - -//- Union that holds element data -union SQLElementUnion -{ - PreparedStatementBase* stmt; - const char* query; -}; - -//- Type specifier of our element data -enum SQLElementDataType -{ - SQL_ELEMENT_RAW, - SQL_ELEMENT_PREPARED -}; - -//- The element -struct SQLElementData -{ - SQLElementUnion element; - SQLElementDataType type; -}; - -//- For ambigious resultsets -union SQLResultSetUnion -{ - PreparedResultSet* presult; - ResultSet* qresult; -}; - -class MySQLConnection; - -class TC_DATABASE_API SQLOperation -{ - public: - SQLOperation(): m_conn(NULL) { } - virtual ~SQLOperation() { } - - virtual int call() - { - Execute(); - return 0; - } - virtual bool Execute() = 0; - virtual void SetConnection(MySQLConnection* con) { m_conn = con; } - - MySQLConnection* m_conn; - - private: - SQLOperation(SQLOperation const& right) = delete; - SQLOperation& operator=(SQLOperation const& right) = delete; -}; - -#endif diff --git a/src/server/database/Database/Transaction.cpp b/src/server/database/Database/Transaction.cpp index ecf0ba25..ddfb2995 100644 --- a/src/server/database/Database/Transaction.cpp +++ b/src/server/database/Database/Transaction.cpp @@ -16,28 +16,32 @@ */ #include "Transaction.h" +#include "Errors.h" +#include "Log.h" #include "MySQLConnection.h" #include "PreparedStatement.h" +#include "Timer.h" #include +#include +#include +#include std::mutex TransactionTask::_deadlockLock; +#define DEADLOCK_MAX_RETRY_TIME_MS 60000 + //- Append a raw ad-hoc query to the transaction -void TransactionBase::Append(const char* sql) +void TransactionBase::Append(char const* sql) { - SQLElementData data; - data.type = SQL_ELEMENT_RAW; - data.element.query = strdup(sql); - m_queries.push_back(data); + ASSERT(sql); + m_queries.emplace_back(std::in_place_type, sql); } //- Append a prepared statement to the transaction void TransactionBase::AppendPreparedStatement(PreparedStatementBase* stmt) { - SQLElementData data; - data.type = SQL_ELEMENT_PREPARED; - data.element.stmt = stmt; - m_queries.push_back(data); + ASSERT(stmt); + m_queries.emplace_back(std::in_place_type>, stmt); } void TransactionBase::Cleanup() @@ -46,41 +50,58 @@ void TransactionBase::Cleanup() if (_cleanedUp) return; - for (SQLElementData const &data : m_queries) - { - switch (data.type) - { - case SQL_ELEMENT_PREPARED: - delete data.element.stmt; - break; - case SQL_ELEMENT_RAW: - free((void*)(data.element.query)); - break; - } - } - m_queries.clear(); _cleanedUp = true; } -bool TransactionTask::Execute() +bool TransactionTask::Execute(MySQLConnection* conn, std::shared_ptr trans) { - int errorCode = m_conn->ExecuteTransaction(m_trans); + int errorCode = TryExecute(conn, trans); if (!errorCode) return true; if (errorCode == ER_LOCK_DEADLOCK) { + std::string threadId = []() + { + // wrapped in lambda to fix false positive analysis warning C26115 + std::ostringstream threadIdStream; + threadIdStream << std::this_thread::get_id(); + return threadIdStream.str(); + }(); + // Make sure only 1 async thread retries a transaction so they don't keep dead-locking each other std::lock_guard lock(_deadlockLock); - uint8 loopBreaker = 5; // Handle MySQL Errno 1213 without extending deadlock to the core itself - for (uint8 i = 0; i < loopBreaker; ++i) - if (!m_conn->ExecuteTransaction(m_trans)) + + for (uint32 loopDuration = 0, startMSTime = getMSTime(); loopDuration <= DEADLOCK_MAX_RETRY_TIME_MS; loopDuration = GetMSTimeDiffToNow(startMSTime)) + { + if (!TryExecute(conn, trans)) return true; + + TC_LOG_WARN("sql.sql", "Deadlocked SQL Transaction, retrying. Loop timer: %u ms, Thread Id: %s", loopDuration, threadId.c_str()); + } + + TC_LOG_ERROR("sql.sql", "Fatal deadlocked SQL Transaction, it will not be retried anymore. Thread Id: %s", threadId.c_str()); } // Clean up now. - m_trans->Cleanup(); + trans->Cleanup(); + + return false; +} + +int TransactionTask::TryExecute(MySQLConnection* conn, std::shared_ptr trans) +{ + return conn->ExecuteTransaction(trans); +} + +bool TransactionCallback::InvokeIfReady() +{ + if (m_future.valid() && m_future.wait_for(std::chrono::seconds(0)) == std::future_status::ready) + { + m_callback(m_future.get()); + return true; + } return false; } diff --git a/src/server/database/Database/Transaction.h b/src/server/database/Database/Transaction.h index 16fc08fb..174ba75e 100644 --- a/src/server/database/Database/Transaction.h +++ b/src/server/database/Database/Transaction.h @@ -20,11 +20,26 @@ #include "Define.h" #include "DatabaseEnvFwd.h" -#include "SQLOperation.h" #include "StringFormat.h" +#include +#include #include +#include #include +class MySQLConnection; + +struct TransactionData +{ + std::variant, std::string> query; + + template + TransactionData(Args&&... args) : query(std::forward(args)...) { } + + static PreparedStatementBase* ToExecutable(std::unique_ptr const& stmt) { return stmt.get(); } + static char const* ToExecutable(std::string const& sql) { return sql.c_str(); } +}; + /*! Transactions, high level class. */ class TC_DATABASE_API TransactionBase { @@ -36,13 +51,17 @@ class TC_DATABASE_API TransactionBase public: TransactionBase() : _cleanedUp(false) { } + TransactionBase(TransactionBase const&) = delete; + TransactionBase(TransactionBase &&) noexcept = default; + TransactionBase& operator=(TransactionBase const&) = delete; + TransactionBase& operator=(TransactionBase &&) noexcept = default; virtual ~TransactionBase() { Cleanup(); } - void Append(const char* sql); - template - void PAppend(Format&& sql, Args&&... args) + void Append(char const* sql); + template + void PAppend(std::string_view sql, Args&&... args) { - Append(Trinity::StringFormat(std::forward(sql), std::forward(args)...).c_str()); + Append(Trinity::StringFormat(sql, std::forward(args)...).c_str()); } std::size_t GetSize() const { return m_queries.size(); } @@ -50,7 +69,7 @@ class TC_DATABASE_API TransactionBase protected: void AppendPreparedStatement(PreparedStatementBase* statement); void Cleanup(); - std::vector m_queries; + std::vector m_queries; private: bool _cleanedUp; @@ -68,20 +87,34 @@ class Transaction : public TransactionBase }; /*! Low level class*/ -class TC_DATABASE_API TransactionTask : public SQLOperation +class TC_DATABASE_API TransactionTask { - template friend class DatabaseWorkerPool; - friend class DatabaseWorker; +public: + static bool Execute(MySQLConnection* conn, std::shared_ptr trans); - public: - TransactionTask(std::shared_ptr trans) : m_trans(trans) { } - ~TransactionTask() { } +private: + static int TryExecute(MySQLConnection* conn, std::shared_ptr trans); - protected: - bool Execute() override; + static std::mutex _deadlockLock; +}; + +class TC_DATABASE_API TransactionCallback +{ +public: + TransactionCallback(std::future&& future) : m_future(std::move(future)) { } + TransactionCallback(TransactionCallback&&) = default; + + TransactionCallback& operator=(TransactionCallback&&) = default; + + void AfterComplete(std::function callback) & + { + m_callback = std::move(callback); + } + + bool InvokeIfReady(); - std::shared_ptr m_trans; - static std::mutex _deadlockLock; + std::future m_future; + std::function m_callback; }; #endif diff --git a/src/server/database/PrecompiledHeaders/databasePCH.h b/src/server/database/PrecompiledHeaders/databasePCH.h index 39701ca8..d8c2af9b 100644 --- a/src/server/database/PrecompiledHeaders/databasePCH.h +++ b/src/server/database/PrecompiledHeaders/databasePCH.h @@ -1,15 +1,20 @@ -#include "Define.h" -#include "Errors.h" -#include "Field.h" +/* + * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see . + */ + +#include "DatabaseEnv.h" #include "Log.h" -#include "MySQLConnection.h" -#include "PreparedStatement.h" -#include "QueryResult.h" -#include "SQLOperation.h" -#include "Transaction.h" -#ifdef _WIN32 // hack for broken mysql.h not including the correct winsock header for SOCKET definition, fixed in 5.7 -#include -#endif -#include -#include -#include +#include "MySQLHacks.h" diff --git a/src/server/database/Updater/DBUpdater.cpp b/src/server/database/Updater/DBUpdater.cpp index d50e1192..7d90e6a5 100644 --- a/src/server/database/Updater/DBUpdater.cpp +++ b/src/server/database/Updater/DBUpdater.cpp @@ -40,10 +40,10 @@ std::string DBUpdaterUtil::GetCorrectedMySQLExecutable() bool DBUpdaterUtil::CheckExecutable() { boost::filesystem::path exe(GetCorrectedMySQLExecutable()); - if (!exists(exe)) + if (!is_regular_file(exe)) { exe = Trinity::SearchExecutableInPath("mysql"); - if (!exe.empty() && exists(exe)) + if (!exe.empty() && is_regular_file(exe)) { // Correct the path to the cli corrected_path() = absolute(exe).generic_string(); @@ -213,14 +213,14 @@ bool DBUpdater::Create(DatabaseWorkerPool& pool) return false; } - file << "CREATE DATABASE `" << pool.GetConnectionInfo()->database << "` DEFAULT CHARACTER SET utf8 COLLATE utf8_general_ci\n\n"; + file << "CREATE DATABASE `" << pool.GetConnectionInfo()->database << "` DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci\n\n"; file.close(); try { DBUpdater::ApplyFile(pool, pool.GetConnectionInfo()->host, pool.GetConnectionInfo()->user, pool.GetConnectionInfo()->password, - pool.GetConnectionInfo()->port_or_socket, "", temp); + pool.GetConnectionInfo()->port_or_socket, "", pool.GetConnectionInfo()->ssl, temp); } catch (UpdateException&) { @@ -268,13 +268,13 @@ bool DBUpdater::Update(DatabaseWorkerPool& pool) return false; } - std::string const info = Trinity::StringFormat("Containing " SZFMTD " new and " SZFMTD " archived updates.", + std::string const info = Trinity::StringFormat("Containing %u new and %u archived updates.", result.recent, result.archived); if (!result.updated) TC_LOG_INFO("sql.updates", ">> %s database is up-to-date! %s", DBUpdater::GetTableName().c_str(), info.c_str()); else - TC_LOG_INFO("sql.updates", ">> Applied " SZFMTD " %s. %s", result.updated, result.updated == 1 ? "query" : "queries", info.c_str()); + TC_LOG_INFO("sql.updates", ">> Applied %zu %s. %s", result.updated, result.updated == 1 ? "query" : "queries", info.c_str()); return true; } @@ -330,7 +330,7 @@ bool DBUpdater::Populate(DatabaseWorkerPool& pool) { ApplyFile(pool, base); } - catch (UpdateException&) + catch (UpdateException& x) { return false; } @@ -355,62 +355,76 @@ template void DBUpdater::ApplyFile(DatabaseWorkerPool& pool, Path const& path) { DBUpdater::ApplyFile(pool, pool.GetConnectionInfo()->host, pool.GetConnectionInfo()->user, pool.GetConnectionInfo()->password, - pool.GetConnectionInfo()->port_or_socket, pool.GetConnectionInfo()->database, path); + pool.GetConnectionInfo()->port_or_socket, pool.GetConnectionInfo()->database, pool.GetConnectionInfo()->ssl, path); } template void DBUpdater::ApplyFile(DatabaseWorkerPool& pool, std::string const& host, std::string const& user, - std::string const& password, std::string const& port_or_socket, std::string const& database, Path const& path) + std::string const& password, std::string const& port_or_socket, std::string const& database, std::string const& ssl, + Path const& path) { std::vector args; - args.reserve(8); - - // args[0] represents the program name - args.push_back("mysql"); + args.reserve(9); // CLI Client connection info - args.push_back("-h" + host); - args.push_back("-u" + user); + args.emplace_back("-h" + host); + args.emplace_back("-u" + user); if (!password.empty()) - args.push_back("-p" + password); + args.emplace_back("-p" + password); // Check if we want to connect through ip or socket (Unix only) #ifdef _WIN32 if (host == ".") - args.push_back("--protocol=PIPE"); + args.emplace_back("--protocol=PIPE"); else - args.push_back("-P" + port_or_socket); + args.emplace_back("-P" + port_or_socket); #else if (!std::isdigit(port_or_socket[0])) { // We can't check if host == "." here, because it is named localhost if socket option is enabled - args.push_back("-P0"); - args.push_back("--protocol=SOCKET"); - args.push_back("-S" + port_or_socket); + args.emplace_back("-P0"); + args.emplace_back("--protocol=SOCKET"); + args.emplace_back("-S" + port_or_socket); } else // generic case - args.push_back("-P" + port_or_socket); + args.emplace_back("-P" + port_or_socket); #endif // Set the default charset to utf8 - args.push_back("--default-character-set=utf8"); + args.emplace_back("--default-character-set=utf8mb4"); // Set max allowed packet to 1 GB - args.push_back("--max-allowed-packet=1GB"); + args.emplace_back("--max-allowed-packet=1GB"); + +#if !defined(MARIADB_VERSION_ID) && MYSQL_VERSION_ID >= 80000 + + if (ssl == "ssl") + args.emplace_back("--ssl-mode=REQUIRED"); + +#else + + if (ssl == "ssl") + args.emplace_back("--ssl"); + +#endif + + // Execute sql file + args.emplace_back("-e"); + args.emplace_back(Trinity::StringFormat("BEGIN; SOURCE %s; COMMIT;", path.generic_string())); // Database if (!database.empty()) - args.push_back(database); + args.emplace_back(database); // Invokes a mysql process which doesn't leak credentials to logs - int const ret = Trinity::StartProcess(DBUpdaterUtil::GetCorrectedMySQLExecutable(), args, - "sql.updates", path.generic_string(), true); + int32 const ret = Trinity::StartProcess(DBUpdaterUtil::GetCorrectedMySQLExecutable(), std::move(args), + "sql.updates", "", false); if (ret != EXIT_SUCCESS) { diff --git a/src/server/database/Updater/DBUpdater.h b/src/server/database/Updater/DBUpdater.h index 6bb052b3..d3f240fe 100644 --- a/src/server/database/Updater/DBUpdater.h +++ b/src/server/database/Updater/DBUpdater.h @@ -20,6 +20,7 @@ #include "Define.h" #include "DatabaseEnvFwd.h" +#include #include template @@ -33,16 +34,10 @@ namespace boost } } -class TC_DATABASE_API UpdateException : public std::exception +class TC_DATABASE_API UpdateException : public std::runtime_error { public: - UpdateException(std::string const& msg) : _msg(msg) { } - ~UpdateException() throw() { } - - char const* what() const throw() override { return _msg.c_str(); } - -private: - std::string const _msg; + using std::runtime_error::runtime_error; }; enum BaseLocation @@ -89,7 +84,8 @@ class TC_DATABASE_API DBUpdater static void Apply(DatabaseWorkerPool& pool, std::string const& query); static void ApplyFile(DatabaseWorkerPool& pool, Path const& path); static void ApplyFile(DatabaseWorkerPool& pool, std::string const& host, std::string const& user, - std::string const& password, std::string const& port_or_socket, std::string const& database, Path const& path); + std::string const& password, std::string const& port_or_socket, std::string const& database, std::string const& ssl, + Path const& path); }; #endif // DBUpdater_h__ diff --git a/src/server/database/Updater/UpdateFetcher.cpp b/src/server/database/Updater/UpdateFetcher.cpp index 0e286c76..88ca5284 100644 --- a/src/server/database/Updater/UpdateFetcher.cpp +++ b/src/server/database/Updater/UpdateFetcher.cpp @@ -16,15 +16,14 @@ */ #include "UpdateFetcher.h" -#include "Common.h" #include "DBUpdater.h" #include "Field.h" #include "Log.h" #include "QueryResult.h" #include "Util.h" #include "SHA1.h" -#include #include +#include #include #include @@ -35,7 +34,6 @@ struct UpdateFetcher::DirectoryEntry DirectoryEntry(Path const& path_, State state_) : path(path_), state(state_) { } Path const path; - State const state; }; @@ -43,7 +41,7 @@ UpdateFetcher::UpdateFetcher(Path const& sourceDirectory, std::function const& apply, std::function const& applyFile, std::function const& retrieve) : - _sourceDirectory(Trinity::make_unique(sourceDirectory)), _apply(apply), _applyFile(applyFile), + _sourceDirectory(std::make_unique(sourceDirectory)), _apply(apply), _applyFile(applyFile), _retrieve(retrieve) { } @@ -308,7 +306,7 @@ UpdateResult UpdateFetcher::Update(bool const redundancyChecks, { case MODE_APPLY: speed = Apply(availableQuery.first); - /*no break*/ + [[fallthrough]]; case MODE_REHASH: UpdateEntry(file, speed); break; @@ -339,7 +337,7 @@ UpdateResult UpdateFetcher::Update(bool const redundancyChecks, CleanUp(applied); else { - TC_LOG_ERROR("sql.updates", "Cleanup is disabled! There were " SZFMTD " dirty files applied to your database, " \ + TC_LOG_ERROR("sql.updates", "Cleanup is disabled! There were %zu dirty files applied to your database, " \ "but they are now missing in your source directory!", applied.size()); } } @@ -414,7 +412,7 @@ void UpdateFetcher::CleanUp(AppliedFileStorage const& storage) const void UpdateFetcher::UpdateState(std::string const& name, State const state) const { - std::string const update = "UPDATE `updates` SET `state`=\'" + AppliedFileEntry::StateConvert(state) + "\' WHERE `name`=\"" + name + "\""; + std::string const update = Trinity::StringFormat(R"(UPDATE `updates` SET `state`='%s' WHERE `name`="%s")", AppliedFileEntry::StateConvert(state), name); // Update database _apply(update); diff --git a/src/server/database/Updater/UpdateFetcher.h b/src/server/database/Updater/UpdateFetcher.h index 69f4d4cd..3accf8e3 100644 --- a/src/server/database/Updater/UpdateFetcher.h +++ b/src/server/database/Updater/UpdateFetcher.h @@ -20,6 +20,7 @@ #include "Define.h" #include "DatabaseEnvFwd.h" +#include #include #include #include diff --git a/src/server/game/DungeonFinding/LFG.h b/src/server/game/DungeonFinding/LFG.h index cc130b1d..f74de80d 100644 --- a/src/server/game/DungeonFinding/LFG.h +++ b/src/server/game/DungeonFinding/LFG.h @@ -191,6 +191,9 @@ std::string GetRolesString(uint8 roles); std::string GetStateString(LfgState state); float GetShortagePercent(); +// allow implicit enum to int conversions for formatting +inline int32 format_as(LfgUpdateType e) { return e; } +inline uint8 format_as(LfgState e) { return e; } } // namespace lfg #endif diff --git a/src/server/game/DungeonFinding/LFGMgr.h b/src/server/game/DungeonFinding/LFGMgr.h index 44735946..4068a6a5 100644 --- a/src/server/game/DungeonFinding/LFGMgr.h +++ b/src/server/game/DungeonFinding/LFGMgr.h @@ -465,6 +465,11 @@ class LFGMgr LfgCTARewardContainer CTARewardStore; ///< Player selecter roles which were eligible for CTA reward when joining a queue }; +inline int32 format_as(LFGMgrEnum e) { return e; } +inline int32 format_as(LfgProposalState e) { return e; } +inline uint8 format_as(LfgTeleportError e) { return e; } +inline int32 format_as(LfgJoinResult e) { return e; } +inline int32 format_as(LfgRoleCheckState e) { return e; } } // namespace lfg #define sLFGMgr lfg::LFGMgr::instance() diff --git a/src/server/game/Entities/Creature/Creature.h b/src/server/game/Entities/Creature/Creature.h index 9f419225..05cdb363 100644 --- a/src/server/game/Entities/Creature/Creature.h +++ b/src/server/game/Entities/Creature/Creature.h @@ -167,7 +167,7 @@ struct CreatureTemplate uint8 minlevel = 1; uint8 ScaleLevelMin = 0; uint8 ScaleLevelMax = 0; - uint8 ScaleLevelDelta = 0; + uint16 ScaleLevelDelta = 0; int8 ControllerID = 0; float dmg_multiplier = 1.0f; float HoverHeight = 1.0f; diff --git a/src/server/game/Entities/Player/Player.cpp b/src/server/game/Entities/Player/Player.cpp index cb439a60..03538e55 100644 --- a/src/server/game/Entities/Player/Player.cpp +++ b/src/server/game/Entities/Player/Player.cpp @@ -21870,7 +21870,7 @@ float Player::GetFloatValueFromArray(Tokenizer const& data, uint16 index) return result; } -bool Player::LoadFromDB(ObjectGuid guid, CharacterDatabaseQueryHolder* holder) +bool Player::LoadFromDB(ObjectGuid guid, CharacterDatabaseQueryHolder const& holder) { enum fieldIDX { @@ -21883,7 +21883,7 @@ bool Player::LoadFromDB(ObjectGuid guid, CharacterDatabaseQueryHolder* holder) f_killPoints }; - PreparedQueryResult result = holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADFROM); + PreparedQueryResult result = holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADFROM); if (!result) { @@ -21903,7 +21903,7 @@ bool Player::LoadFromDB(ObjectGuid guid, CharacterDatabaseQueryHolder* holder) return false; } - if (holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADBANNED)) + if (holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADBANNED)) { TC_LOG_ERROR("entities.player", "Player (GUID: %lu) is banned, can't load.", guid.GetCounter()); return false; @@ -21960,10 +21960,10 @@ bool Player::LoadFromDB(ObjectGuid guid, CharacterDatabaseQueryHolder* holder) AddDynamicValue(PLAYER_DYNAMIC_FIELD_TRANSMOG, 0); // load achievements before anything else to prevent multiple gains for the same achievement/criteria on every loading (as loading does call UpdateAchievementCriteria) - m_achievementMgr->LoadFromDB(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADACHIEVEMENTS), - holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADCRITERIAPROGRESS), - holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADACCOUNTACHIEVEMENTS), - holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADACCOUNTCRITERIAPROGRESS)); + m_achievementMgr->LoadFromDB(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADACHIEVEMENTS), + holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADCRITERIAPROGRESS), + holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADACCOUNTACHIEVEMENTS), + holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADACCOUNTCRITERIAPROGRESS)); uint64 money = fields[f_money].GetUInt64(); if (money > MAX_MONEY_AMOUNT) @@ -22017,7 +22017,7 @@ bool Player::LoadFromDB(ObjectGuid guid, CharacterDatabaseQueryHolder* holder) setFactionForRace(getRace()); // load home bind and check in same time class/race pair, it used later for restore broken positions - if (!_LoadHomeBind(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADHOMEBIND))) + if (!_LoadHomeBind(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADHOMEBIND))) return false; InitPrimaryProfessions(); // to max set before any spell loaded @@ -22035,26 +22035,26 @@ bool Player::LoadFromDB(ObjectGuid guid, CharacterDatabaseQueryHolder* holder) SetLegacyRaidDifficultyID(CheckLoadedLegacyRaidDifficultyID(Difficulty(fields[f_legacyRaidDifficulty].GetUInt8()))); _garrison->LoadFromDB( - holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_GARRISON), - holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_GARRISON_BLUEPRINTS), - holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_GARRISON_BUILDINGS), - holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_GARRISON_FOLLOWERS), - holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_GARRISON_FOLLOWER_ABILITIES), - holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_GARRISON_MISSIONS), - holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_GARRISON_SHIPMENTS), - holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_GARRISON_TALENTS)); + holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_GARRISON), + holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_GARRISON_BLUEPRINTS), + holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_GARRISON_BUILDINGS), + holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_GARRISON_FOLLOWERS), + holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_GARRISON_FOLLOWER_ABILITIES), + holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_GARRISON_MISSIONS), + holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_GARRISON_SHIPMENTS), + holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_GARRISON_TALENTS)); std::string taxi_nodes = fields[f_taxi_path].GetString(); #define RelocateToHomebind(){ mapId = m_homebindMapId; instanceId = 0; Relocate(m_homebindX, m_homebindY, m_homebindZ); } - _LoadGroup(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADGROUP)); - _LoadLootCooldown(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_LOOTCOOLDOWN)); - _LoadLfgCooldown(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_LFGCOOLDOWN)); - _LoadKillCreature(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_KILL_CREATURE)); + _LoadGroup(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADGROUP)); + _LoadLootCooldown(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_LOOTCOOLDOWN)); + _LoadLfgCooldown(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_LFGCOOLDOWN)); + _LoadKillCreature(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_KILL_CREATURE)); - _LoadCurrency(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADCURRENCY)); + _LoadCurrency(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADCURRENCY)); InitBrackets(); @@ -22062,10 +22062,10 @@ bool Player::LoadFromDB(ObjectGuid guid, CharacterDatabaseQueryHolder* holder) SetUInt16Value(PLAYER_FIELD_YESTERDAY_HONORABLE_KILLS, 0, fields[f_todayKills].GetUInt16()); SetUInt16Value(PLAYER_FIELD_YESTERDAY_HONORABLE_KILLS, 1, fields[f_yesterdayKills].GetUInt16()); - _LoadBoundInstances(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADBOUNDINSTANCES)); - _LoadBGData(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADBGDATA)); + _LoadBoundInstances(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADBOUNDINSTANCES)); + _LoadBGData(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADBGDATA)); - _LoadPetData(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_PETS)); + _LoadPetData(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_PETS)); GetSession()->SetPlayer(this); MapEntry const* mapEntry = sMapStore.LookupEntry(mapId); @@ -22408,21 +22408,21 @@ bool Player::LoadFromDB(ObjectGuid guid, CharacterDatabaseQueryHolder* holder) SetUInt32Value(PLAYER_FIELD_CURRENT_SPEC_ID, spec->ID); // load skills after InitStatsForLevel because it triggering aura apply also - _LoadSkills(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADSKILLS)); + _LoadSkills(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADSKILLS)); UpdateSkillsForLevel(); //update skills after load, to make sure they are correctly update at player load - _LoadArchaeology(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADARCHAELOGY)); - _LoadArchaeologyFinds(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_ARCHAEOLOGY_FINDS)); + _LoadArchaeology(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADARCHAELOGY)); + _LoadArchaeologyFinds(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_ARCHAEOLOGY_FINDS)); // apply original stats mods before spell loading or item equipment that call before equip _RemoveStatsMods() //mails are loaded only when needed ;-) - when player in game click on mailbox. //_LoadMail(); - _LoadTalents(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADTALENTS), holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_PVP_TALENTS)); - _LoadSpells(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADSPELLS)); + _LoadTalents(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADTALENTS), holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_PVP_TALENTS)); + _LoadSpells(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADSPELLS)); - _LoadGlyphs(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_GLYPHS)); - _LoadAuras(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADAURAS), holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADAURAS_EFFECTS), time_diff); + _LoadGlyphs(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_GLYPHS)); + _LoadAuras(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADAURAS), holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADAURAS_EFFECTS), time_diff); _LoadGlyphAuras(); // add ghost flag (must be after aura load: PLAYER_FLAGS_GHOST set in aura) if (HasFlag(PLAYER_FIELD_PLAYER_FLAGS, PLAYER_FLAGS_GHOST)) @@ -22431,17 +22431,17 @@ bool Player::LoadFromDB(ObjectGuid guid, CharacterDatabaseQueryHolder* holder) // after spell load, learn rewarded spell if need also - test on achievements _LoadSpellRewards(); // after rewarded spell load various quest statuses - _LoadQuestStatus(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADQUESTSTATUS)); - _LoadQuestStatusObjectives(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_QUEST_STATUS_OBJECTIVES)); - _LoadQuestStatusRewarded(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADQUESTSTATUSREW)); - _LoadDailyQuestStatus(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADDAILYQUESTSTATUS)); - _LoadWeeklyQuestStatus(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADWEEKLYQUESTSTATUS)); - _LoadSeasonalQuestStatus(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADSEASONALQUESTSTATUS)); - _LoadAdventureQuestStatus(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_ADVENTURE_QUEST)); - _LoadAccountQuest(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_ACCOUNT_QUEST)); - _LoadRandomBGStatus(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADRANDOMBG)); - _LoadWorldQuestStatus(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADWORLDQUESTSTATUS)); - _LoadPetBattles(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_BATTLE_PETS)); + _LoadQuestStatus(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADQUESTSTATUS)); + _LoadQuestStatusObjectives(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_QUEST_STATUS_OBJECTIVES)); + _LoadQuestStatusRewarded(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADQUESTSTATUSREW)); + _LoadDailyQuestStatus(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADDAILYQUESTSTATUS)); + _LoadWeeklyQuestStatus(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADWEEKLYQUESTSTATUS)); + _LoadSeasonalQuestStatus(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADSEASONALQUESTSTATUS)); + _LoadAdventureQuestStatus(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_ADVENTURE_QUEST)); + _LoadAccountQuest(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_ACCOUNT_QUEST)); + _LoadRandomBGStatus(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADRANDOMBG)); + _LoadWorldQuestStatus(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADWORLDQUESTSTATUS)); + _LoadPetBattles(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_BATTLE_PETS)); UpdateAvailableQuestLines(); // after spell and quest load @@ -22450,35 +22450,35 @@ bool Player::LoadFromDB(ObjectGuid guid, CharacterDatabaseQueryHolder* holder) LearnDefaultSpells(); // must be before inventory (some items required reputation check) - m_reputationMgr.LoadFromDB(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADREPUTATION)); + m_reputationMgr.LoadFromDB(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADREPUTATION)); _collectionMgr->LoadFromDB( - holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_TOYS), - holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_HEIRLOOMS), - holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_TRANSMOGS), - holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_ACCOUNT_MOUNTS), - holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_ITEM_FAVORITE_APPEARANCES)); + holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_TOYS), + holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_HEIRLOOMS), + holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_TRANSMOGS), + holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_ACCOUNT_MOUNTS), + holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_ITEM_FAVORITE_APPEARANCES)); - _LoadChallengeKey(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_CHALLENGE_KEY)); - _LoadAccountProgress(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_ACCOUNT_PROGRESS)); + _LoadChallengeKey(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_CHALLENGE_KEY)); + _LoadAccountProgress(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_ACCOUNT_PROGRESS)); - _LoadInventory(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADINVENTORY), holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_ARTIFACTS), time_diff); - _LoadNotInventory(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADNOTINVENTORY), time_diff); + _LoadInventory(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADINVENTORY), holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_ARTIFACTS), time_diff); + _LoadNotInventory(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADNOTINVENTORY), time_diff); if (IsVoidStorageUnlocked()) - _LoadVoidStorage(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADVOIDSTORAGE), holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_VOIDSTORAGE_ITEM)); + _LoadVoidStorage(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADVOIDSTORAGE), holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_VOIDSTORAGE_ITEM)); AddNonVisibleItemToCollect(); // Delete this after open game realm // update items with duration and realtime UpdateItemDuration(time_diff, true); - _LoadActions(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADACTIONS)); + _LoadActions(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADACTIONS)); // unread mails and next delivery time, actual mails not loaded - _LoadMailInit(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADMAILCOUNT), holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADMAILDATE)); + _LoadMailInit(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADMAILCOUNT), holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADMAILDATE)); - m_social = sSocialMgr->LoadFromDB(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADSOCIALLIST), GetGUID()); + m_social = sSocialMgr->LoadFromDB(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADSOCIALLIST), GetGUID()); // check PLAYER_FIELD_PLAYER_TITLE compatibility with PLAYER_FIELD_KNOWN_TITLES // note: PLAYER_FIELD_KNOWN_TITLES updated at quest status loaded @@ -22493,8 +22493,8 @@ bool Player::LoadFromDB(ObjectGuid guid, CharacterDatabaseQueryHolder* holder) // has to be called after last Relocate() in Player::LoadFromDB SetFallInformation(0, GetPositionZ()); - _LoadSpellCooldowns(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADSPELLCOOLDOWNS)); - _LoadHonor(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_HONOR), holder->GetPreparedResult(PLAYER_LOGIN_QUERY_HONOR_INFO)); + _LoadSpellCooldowns(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADSPELLCOOLDOWNS)); + _LoadHonor(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_HONOR), holder.GetPreparedResult(PLAYER_LOGIN_QUERY_HONOR_INFO)); UpdateHonorFields(true); // Spell code allow apply any auras to dead character in load time in aura/spell/item loading @@ -22587,18 +22587,18 @@ bool Player::LoadFromDB(ObjectGuid guid, CharacterDatabaseQueryHolder* holder) if (m_grantableLevels > 0) SetByteValue(PLAYER_FIELD_BYTES_4, PLAYER_BYTES_4_RAF_GRANTABLE_LEVEL, 0x01); - _LoadDeclinedNames(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADDECLINEDNAMES)); + _LoadDeclinedNames(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADDECLINEDNAMES)); m_achievementMgr->CheckAllAchievementCriteria(this); - _LoadEquipmentSets(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADEQUIPMENTSETS)); - _LoadTransmogOutfits(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_TRANSMOG_OUTFITS)); + _LoadEquipmentSets(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADEQUIPMENTSETS)); + _LoadTransmogOutfits(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_TRANSMOG_OUTFITS)); - _LoadCUFProfiles(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_CUF_PROFILES)); + _LoadCUFProfiles(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_CUF_PROFILES)); SetLfgBonusFaction(fields[f_lfgBonusFaction].GetUInt32()); - if(PreparedQueryResult PersonnalRateResult = holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_PERSONAL_RATE)) + if(PreparedQueryResult PersonnalRateResult = holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_PERSONAL_RATE)) m_PersonnalXpRate = (PersonnalRateResult->Fetch())[0].GetFloat(); ModifyCanUseDonate(true); @@ -22612,7 +22612,7 @@ bool Player::LoadFromDB(ObjectGuid guid, CharacterDatabaseQueryHolder* holder) _ApplyOrRemoveItemEquipDependentAuras(ObjectGuid::Empty, false); - if(PreparedQueryResult resultvis = holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_VISUAL)) + if(PreparedQueryResult resultvis = holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_VISUAL)) { if (!m_vis) m_vis = new Visuals; @@ -22637,13 +22637,13 @@ bool Player::LoadFromDB(ObjectGuid guid, CharacterDatabaseQueryHolder* holder) HandleAltVisSwitch(); } - if (PreparedQueryResult DMStats = holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_DEATHMATCH_STATS)) + if (PreparedQueryResult DMStats = holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_DEATHMATCH_STATS)) { Field *fieldDM = DMStats->Fetch(); ModifyDeathMatchStats(fieldDM[0].GetUInt32(), fieldDM[1].GetUInt32(), fieldDM[2].GetUInt64(), fieldDM[3].GetUInt32(), 0, fieldDM[4].GetUInt32()); } - if (PreparedQueryResult dmStore = holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_DEATHMATCH_STORE)) + if (PreparedQueryResult dmStore = holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_DEATHMATCH_STORE)) { Field *fieldDM = dmStore->Fetch(); dmScore.totalKills = fieldDM[0].GetUInt32(); @@ -22654,7 +22654,7 @@ bool Player::LoadFromDB(ObjectGuid guid, CharacterDatabaseQueryHolder* holder) } - if (PreparedQueryResult ChatResult = holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_CHAT_LOGOS)) + if (PreparedQueryResult ChatResult = holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOAD_CHAT_LOGOS)) { do { @@ -22670,7 +22670,7 @@ bool Player::LoadFromDB(ObjectGuid guid, CharacterDatabaseQueryHolder* holder) } while (ChatResult->NextRow()); } - if (PreparedQueryResult armyQuery = holder->GetPreparedResult(PLAYER_LOGIN_QUERY_ARMY_TRAINING)) + if (PreparedQueryResult armyQuery = holder.GetPreparedResult(PLAYER_LOGIN_QUERY_ARMY_TRAINING)) { Field *armyField = armyQuery->Fetch(); uint8 i = 0; @@ -28813,7 +28813,7 @@ void Player::AddSpellAndCategoryCooldowns(SpellInfo const* spellInfo, uint32 ite SpellCategoryEntry const* categoryEntry = sSpellCategoryStore.LookupEntry(categoryId); if (categoryEntry && categoryEntry->Flags & SPELL_CATEGORY_FLAG_COOLDOWN_EXPIRES_AT_DAILY_RESET) - categoryCooldown = int32(std::chrono::duration_cast(SystemClock::from_time_t(sWorld->GetNextDailyQuestsResetTime()) - SystemClock::now()).count()); + categoryCooldown = int32(std::chrono::duration_cast(std::chrono::system_clock::from_time_t(sWorld->GetNextDailyQuestsResetTime()) - std::chrono::system_clock::now()).count()); } // replace negative cooldowns by 0 diff --git a/src/server/game/Entities/Player/Player.h b/src/server/game/Entities/Player/Player.h index 97499e87..18aa3e2c 100644 --- a/src/server/game/Entities/Player/Player.h +++ b/src/server/game/Entities/Player/Player.h @@ -2051,7 +2051,7 @@ class Player : public Unit, public GridObject /*** LOAD SYSTEM ***/ /*********************************************************/ - bool LoadFromDB(ObjectGuid guid, CharacterDatabaseQueryHolder* holder); + bool LoadFromDB(ObjectGuid guid, CharacterDatabaseQueryHolder const& holder); bool isBeingLoaded() const override { return GetSession()->PlayerLoading();} void Initialize(ObjectGuid::LowType guid); diff --git a/src/server/game/Globals/ConversationData.cpp b/src/server/game/Globals/ConversationData.cpp index 1136a1d6..2409332b 100644 --- a/src/server/game/Globals/ConversationData.cpp +++ b/src/server/game/Globals/ConversationData.cpp @@ -217,7 +217,7 @@ void ConversationDataStoreMgr::LoadConversationData() data.entry = fields[i++].GetUInt32(); data.id = fields[i++].GetUInt32(); data.creatureId = fields[i++].GetUInt32(); - data.creatureGuid = fields[i++].GetUInt32(); + data.creatureGuid = fields[i++].GetUInt64(); data.unk1 = fields[i++].GetUInt32(); data.unk2 = fields[i++].GetUInt32(); data.duration = fields[i++].GetUInt32(); diff --git a/src/server/game/Globals/ConversationData.h b/src/server/game/Globals/ConversationData.h index 43690957..0aecc933 100644 --- a/src/server/game/Globals/ConversationData.h +++ b/src/server/game/Globals/ConversationData.h @@ -39,7 +39,7 @@ struct ConversationCreature uint32 entry; uint32 id; uint32 creatureId; - uint32 creatureGuid; + uint64 creatureGuid; uint32 unk1; uint32 unk2; uint32 duration; diff --git a/src/server/game/Globals/ObjectMgr.cpp b/src/server/game/Globals/ObjectMgr.cpp index 1ea5546d..d400d15e 100644 --- a/src/server/game/Globals/ObjectMgr.cpp +++ b/src/server/game/Globals/ObjectMgr.cpp @@ -822,7 +822,7 @@ void ObjectMgr::LoadCreatureTemplates() creatureTemplate.ScriptID = GetScriptId(fields[index++].GetCString()); creatureTemplate.ScaleLevelMin = std::min(fields[index++].GetUInt8(), CREATURE_MAX_LEVEL); creatureTemplate.ScaleLevelMax = std::min(fields[index++].GetUInt8(), CREATURE_MAX_LEVEL); - creatureTemplate.ScaleLevelDelta = std::min(fields[index++].GetUInt8(), CREATURE_MAX_LEVEL); + creatureTemplate.ScaleLevelDelta = std::min(fields[index++].GetUInt16(), uint16(CREATURE_MAX_LEVEL)); creatureTemplate.ScaleLevelDuration = std::min(fields[index++].GetUInt16(), std::numeric_limits::max()); creatureTemplate.ControllerID = fields[index++].GetInt32(); Tokenizer WorldEffects(fields[index++].GetString(), ' '); @@ -7691,7 +7691,6 @@ void ObjectMgr::RestructCreatureGUID() worldTrans->PAppend("TRUNCATE linked_respawnrestruct1;"); WorldDatabase.CommitTransaction(worldTrans); - WorldDatabase.WaitExecution(); newGUID++; } while (result->NextRow()); @@ -7770,7 +7769,6 @@ void ObjectMgr::RestructGameObjectGUID() worldTrans->PAppend("TRUNCATE pool_gameobjectRestruct1;"); WorldDatabase.CommitTransaction(worldTrans); - WorldDatabase.WaitExecution(); newGUID++; } while (result->NextRow()); diff --git a/src/server/game/Globals/QuestData.cpp b/src/server/game/Globals/QuestData.cpp index 3b0129ea..d6ed2554 100644 --- a/src/server/game/Globals/QuestData.cpp +++ b/src/server/game/Globals/QuestData.cpp @@ -2888,7 +2888,6 @@ void QuestDataStoreMgr::ResetWorldQuest() } } CharacterDatabase.CommitTransaction(trans); - CharacterDatabase.WaitExecution(); needWait = false; } @@ -2939,7 +2938,6 @@ void QuestDataStoreMgr::ClearWorldQuest() itr->second.erase(iter++); } CharacterDatabase.CommitTransaction(trans); - CharacterDatabase.WaitExecution(); } } @@ -3048,7 +3046,6 @@ void QuestDataStoreMgr::ResetWorldQuest(uint32 QuestID) } } CharacterDatabase.CommitTransaction(trans); - CharacterDatabase.WaitExecution(); needWait = false; } diff --git a/src/server/game/Handlers/CharacterHandler.cpp b/src/server/game/Handlers/CharacterHandler.cpp index dd295d39..9dd71e4c 100644 --- a/src/server/game/Handlers/CharacterHandler.cpp +++ b/src/server/game/Handlers/CharacterHandler.cpp @@ -149,7 +149,7 @@ void WorldSession::SendCharacterEnum(bool deleted /*= false*/) stmt->setUInt32(0, GetAccountId()); - _queryProcessor.AddQuery(CharacterDatabase.AsyncQuery(stmt).WithPreparedCallback(std::bind(&WorldSession::HandleCharEnum, this, std::placeholders::_1, deleted))); + _queryProcessor.AddCallback(CharacterDatabase.AsyncQuery(stmt).WithPreparedCallback(std::bind(&WorldSession::HandleCharEnum, this, std::placeholders::_1, deleted))); } void WorldSession::HandleCharCreateOpcode(WorldPackets::Character::CreateChar& charCreate) @@ -277,7 +277,7 @@ void WorldSession::HandleCharCreateOpcode(WorldPackets::Character::CreateChar& c CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_SEL_CHECK_NAME); stmt->setString(0, charCreate.CreateInfo->Name); - _queryProcessor.AddQuery(CharacterDatabase.AsyncQuery(stmt) + _queryProcessor.AddCallback(CharacterDatabase.AsyncQuery(stmt) .WithChainingPreparedCallback([this, SendCharCreate](QueryCallback& queryCallback, PreparedQueryResult result) { if (result) @@ -604,9 +604,9 @@ void WorldSession::HandleLoadScreenOpcode(WorldPackets::Character::LoadingScreen } } -void WorldSession::HandlePlayerLogin(LoginQueryHolder* holder) +void WorldSession::HandlePlayerLogin(LoginQueryHolder const& holder) { - auto playerGuid = holder->GetGuid(); + auto playerGuid = holder.GetGuid(); auto pCurrChar = new Player(this); // for send server info and strings (config) @@ -618,7 +618,6 @@ void WorldSession::HandlePlayerLogin(LoginQueryHolder* holder) SetPlayer(nullptr); KickPlayer(); // disconnect client, player no set to session and it will not deleted or saved at kick delete pCurrChar; // delete it manually - delete holder; // delete all unprocessed queries m_playerLoading.Clear(); return; } @@ -637,7 +636,7 @@ void WorldSession::HandlePlayerLogin(LoginQueryHolder* holder) SendPacket(loginVerifyWorld.Write()); // load player specific part before send times - LoadAccountData(holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADACCOUNTDATA), PER_CHARACTER_CACHE_MASK); + LoadAccountData(holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADACCOUNTDATA), PER_CHARACTER_CACHE_MASK); // // rewrite client channel mask if not valid (autojoin LFG channel) // if (auto aData = GetAccountData(PER_CHARACTER_CHAT_CACHE)) @@ -792,7 +791,7 @@ void WorldSession::HandlePlayerLogin(LoginQueryHolder* holder) SendSetTimeZoneInformation(); //QueryResult* result = CharacterDatabase.PQuery("SELECT guildid, rank FROM guild_member WHERE guid = '%u'", pCurrChar->GetGUIDLow()); - if (PreparedQueryResult resultGuild = holder->GetPreparedResult(PLAYER_LOGIN_QUERY_LOADGUILD)) + if (PreparedQueryResult resultGuild = holder.GetPreparedResult(PLAYER_LOGIN_QUERY_LOADGUILD)) { Field* fields = resultGuild->Fetch(); pCurrChar->SetInGuild(fields[0].GetUInt64()); @@ -995,8 +994,6 @@ void WorldSession::HandlePlayerLogin(LoginQueryHolder* holder) sScriptMgr->OnPlayerLogin(player, firstLogin); player->SetChangeMap(false); }); - - delete holder; } void WorldSession::HandleSetFactionAtWar(WorldPackets::Character::SetFactionAtWar& packet) @@ -1274,7 +1271,7 @@ void WorldSession::HandleCharCustomize(WorldPackets::Character::CharCustomize& p { auto stmt = CharacterDatabase.GetPreparedStatement(CHAR_SEL_CHAR_CUSTOMIZE_INFO); stmt->setUInt64(0, packet.CustomizeInfo->CharGUID.GetCounter()); - _queryProcessor.AddQuery(CharacterDatabase.AsyncQuery(stmt).WithPreparedCallback(std::bind(&WorldSession::HandleCharCustomizeCallback, this, packet.CustomizeInfo, std::placeholders::_1))); + _queryProcessor.AddCallback(CharacterDatabase.AsyncQuery(stmt).WithPreparedCallback(std::bind(&WorldSession::HandleCharCustomizeCallback, this, packet.CustomizeInfo, std::placeholders::_1))); } void WorldSession::HandleCharCustomizeCallback(std::shared_ptr customizeInfo, PreparedQueryResult result) @@ -2005,10 +2002,9 @@ void WorldSession::HandleContinuePlayerLogin() return; } - auto holder = new LoginQueryHolder(GetAccountId(), m_playerLoading); + std::shared_ptr holder = std::make_shared(GetAccountId(), m_playerLoading); if (!holder->Initialize()) { - delete holder; // delete all unprocessed queries m_playerLoading.Clear(); return; } @@ -2016,7 +2012,11 @@ void WorldSession::HandleContinuePlayerLogin() TC_LOG_INFO("network.opcode", "WorldSession::HandleContinuePlayerLogin"); SendPacket(WorldPackets::Auth::ResumeComms(CONNECTION_TYPE_INSTANCE).Write()); - _charLoginCallback = CharacterDatabase.DelayQueryHolder(holder); + + AddQueryHolderCallback(CharacterDatabase.DelayQueryHolder(holder)).AfterComplete([this](SQLQueryHolderBase const& holder) + { + HandlePlayerLogin(dynamic_cast(holder)); + }); } void WorldSession::AbortLogin(WorldPackets::Character::LoginFailureReason reason) @@ -2170,7 +2170,7 @@ void WorldSession::HandleUndeleteCharacter(WorldPackets::Character::UndeleteChar stmt->setUInt32(0, GetAccountId()); auto undeleteInfo = packet.UndeleteInfo; - _queryProcessor.AddQuery(CharacterDatabase.AsyncQuery(stmt).WithChainingPreparedCallback([undeleteInfo, SendUndeleteCharacterResponse](QueryCallback& queryCallback, PreparedQueryResult result) + _queryProcessor.AddCallback(CharacterDatabase.AsyncQuery(stmt).WithChainingPreparedCallback([undeleteInfo, SendUndeleteCharacterResponse](QueryCallback& queryCallback, PreparedQueryResult result) { if (result) { @@ -2247,7 +2247,7 @@ void WorldSession::HandleGetUndeleteCharacterCooldownStatus(WorldPackets::Charac { auto stmt = CharacterDatabase.GetPreparedStatement(CHAR_SEL_LAST_CHAR_UNDELETE); stmt->setUInt32(0, GetAccountId()); - _queryProcessor.AddQuery(CharacterDatabase.AsyncQuery(stmt).WithPreparedCallback(std::bind(&WorldSession::HandleUndeleteCooldownStatusCallback, this, std::placeholders::_1))); + _queryProcessor.AddCallback(CharacterDatabase.AsyncQuery(stmt).WithPreparedCallback(std::bind(&WorldSession::HandleUndeleteCooldownStatusCallback, this, std::placeholders::_1))); } void WorldSession::HandleUndeleteCooldownStatusCallback(PreparedQueryResult const& result) diff --git a/src/server/game/Handlers/PetHandler.cpp b/src/server/game/Handlers/PetHandler.cpp index f40ed2fd..e88c6dba 100644 --- a/src/server/game/Handlers/PetHandler.cpp +++ b/src/server/game/Handlers/PetHandler.cpp @@ -499,7 +499,7 @@ void WorldSession::HanleSetPetSlot(WorldPackets::PetPackets::SetPetSlot& packet) stmt->setUInt64(0, _player->GetGUIDLow()); stmt->setUInt32(1, packet.PetIndex); - _queryProcessor.AddQuery(CharacterDatabase.AsyncQuery(stmt).WithPreparedCallback(std::bind(&WorldSession::HandleStableChangeSlotCallback, this, std::placeholders::_1, packet.PetIndex))); + _queryProcessor.AddCallback(CharacterDatabase.AsyncQuery(stmt).WithPreparedCallback(std::bind(&WorldSession::HandleStableChangeSlotCallback, this, std::placeholders::_1, packet.PetIndex))); } void WorldSession::HandleStableChangeSlotCallback(PreparedQueryResult const& result, uint8 new_slot) diff --git a/src/server/game/Pools/PoolMgr.cpp b/src/server/game/Pools/PoolMgr.cpp index 412de04d..e0cde799 100644 --- a/src/server/game/Pools/PoolMgr.cpp +++ b/src/server/game/Pools/PoolMgr.cpp @@ -959,7 +959,6 @@ void PoolMgr::SaveQuestsToDB() } CharacterDatabase.CommitTransaction(trans); - CharacterDatabase.WaitExecution(); for (SearchMap::iterator itr = mQuestSearchMap.begin(); itr != mQuestSearchMap.end(); ++itr) { diff --git a/src/server/game/Server/Packets/BattlegroundPackets.cpp b/src/server/game/Server/Packets/BattlegroundPackets.cpp index f1c8d1de..a82e4213 100644 --- a/src/server/game/Server/Packets/BattlegroundPackets.cpp +++ b/src/server/game/Server/Packets/BattlegroundPackets.cpp @@ -388,9 +388,9 @@ WorldPacket const* WorldPackets::Battleground::BattlefieldStatusActive::Write() { _worldPacket << Header; - _worldPacket << Mapid; - _worldPacket << StartTimer; - _worldPacket << ShutdownTimer; + _worldPacket << uint32(Mapid); + _worldPacket << uint32(StartTimer.count()); + _worldPacket << uint32(ShutdownTimer.count()); _worldPacket.WriteBit(ArenaFaction); _worldPacket.WriteBit(LeftEarly); diff --git a/src/server/game/Server/Packets/ChatPackets.cpp b/src/server/game/Server/Packets/ChatPackets.cpp index f3eece99..f8266f5a 100644 --- a/src/server/game/Server/Packets/ChatPackets.cpp +++ b/src/server/game/Server/Packets/ChatPackets.cpp @@ -52,7 +52,7 @@ void WorldPackets::Chat::ChatAddonMessage::Read() uint32 prefixLen = _worldPacket.ReadBits(5); uint32 textLen = _worldPacket.ReadBits(9); Prefix = _worldPacket.ReadString(prefixLen); - Text = _worldPacket.ReadString(textLen, false); + Text = _worldPacket.ReadString(textLen); } void WorldPackets::Chat::ChatAddonMessageWhisper::Read() @@ -62,7 +62,7 @@ void WorldPackets::Chat::ChatAddonMessageWhisper::Read() uint32 textLen = _worldPacket.ReadBits(9); Target = _worldPacket.ReadString(targetLen); Prefix = _worldPacket.ReadString(prefixLen); - Text = _worldPacket.ReadString(textLen, false); + Text = _worldPacket.ReadString(textLen); } void WorldPackets::Chat::ChatAddonMessageChannel::Read() @@ -72,7 +72,7 @@ void WorldPackets::Chat::ChatAddonMessageChannel::Read() uint32 textLen = _worldPacket.ReadBits(9); Target = _worldPacket.ReadString(targetLen); Prefix = _worldPacket.ReadString(prefixLen); - Text = _worldPacket.ReadString(textLen, false); + Text = _worldPacket.ReadString(textLen); } void WorldPackets::Chat::ChatMessageDND::Read() diff --git a/src/server/game/Server/Packets/InstancePackets.cpp b/src/server/game/Server/Packets/InstancePackets.cpp index 624b6b25..5bd3ad2d 100644 --- a/src/server/game/Server/Packets/InstancePackets.cpp +++ b/src/server/game/Server/Packets/InstancePackets.cpp @@ -227,8 +227,8 @@ WorldPacket const* WorldPackets::Instance::PendingRaidLock::Write() WorldPacket const* WorldPackets::Instance::StartTimer::Write() { - _worldPacket << TimeRemaining; - _worldPacket << TotalTime; + _worldPacket << uint32(TimeRemaining.count()); + _worldPacket << uint32(TotalTime.count()); _worldPacket << int32(Type); return &_worldPacket; diff --git a/src/server/game/Server/WorldSession.cpp b/src/server/game/Server/WorldSession.cpp index 059c18c2..ae7030b4 100644 --- a/src/server/game/Server/WorldSession.cpp +++ b/src/server/game/Server/WorldSession.cpp @@ -1001,14 +1001,19 @@ void WorldSession::SetPlayer(Player* player) void WorldSession::ProcessQueryCallbacks() { - _queryProcessor.ProcessReadyQueries(); + _queryProcessor.ProcessReadyCallbacks(); + _transactionCallbacks.ProcessReadyCallbacks(); + _queryHolderProcessor.ProcessReadyCallbacks(); +} - if (_realmAccountLoginCallback.valid() && _realmAccountLoginCallback.wait_for(std::chrono::seconds(0)) == std::future_status::ready && - _accountLoginCallback.valid() && _accountLoginCallback.wait_for(std::chrono::seconds(0)) == std::future_status::ready) - InitializeSessionCallback(static_cast(_realmAccountLoginCallback.get()), static_cast(_accountLoginCallback.get())); +TransactionCallback& WorldSession::AddTransactionCallback(TransactionCallback&& callback) +{ + return _transactionCallbacks.AddCallback(std::move(callback)); +} - if (_charLoginCallback.valid() && _charLoginCallback.wait_for(Seconds(0)) == std::future_status::ready) - HandlePlayerLogin(reinterpret_cast(_charLoginCallback.get())); +SQLQueryHolderCallback& WorldSession::AddQueryHolderCallback(SQLQueryHolderCallback&& callback) +{ + return _queryHolderProcessor.AddCallback(std::move(callback)); } bool WorldSession::InitializeWarden(BigNumber* k, std::string const& os) @@ -1123,33 +1128,49 @@ class AccountInfoQueryHolder : public LoginDatabaseQueryHolder void WorldSession::InitializeSession() { - auto realmHolder = new AccountInfoQueryHolderPerRealm(); + std::shared_ptr realmHolder = std::make_shared(); if (!realmHolder->Initialize(GetAccountId())) { - delete realmHolder; SendAuthResponse(ERROR_INTERNAL, false); return; } - auto holder = new AccountInfoQueryHolder(); + std::shared_ptr holder = std::make_shared(); if (!holder->Initialize(GetAccountId(), _realmID)) { - delete realmHolder; - delete holder; SendAuthResponse(ERROR_INTERNAL, false); return; } - _realmAccountLoginCallback = CharacterDatabase.DelayQueryHolder(realmHolder); - _accountLoginCallback = LoginDatabase.DelayQueryHolder(holder); + struct ForkJoinState + { + std::shared_ptr Character; + std::shared_ptr Login; + }; + + std::shared_ptr state = std::make_shared(); + + AddQueryHolderCallback(CharacterDatabase.DelayQueryHolder(realmHolder)).AfterComplete([this, state, realmHolder](SQLQueryHolderBase const& /*result*/) + { + state->Character = realmHolder; + if (state->Login && state->Character) + InitializeSessionCallback(*state->Login, *state->Character); + }); + + AddQueryHolderCallback(LoginDatabase.DelayQueryHolder(holder)).AfterComplete([this, state, holder](SQLQueryHolderBase const& /*result*/) + { + state->Login = holder; + if (state->Login && state->Character) + InitializeSessionCallback(*state->Login, *state->Character); + }); } -void WorldSession::InitializeSessionCallback(LoginDatabaseQueryHolder* realmHolder, CharacterDatabaseQueryHolder* holder) +void WorldSession::InitializeSessionCallback(LoginDatabaseQueryHolder const& holder, CharacterDatabaseQueryHolder const& realmHolder) { - LoadAccountData(realmHolder->GetPreparedResult(AccountInfoQueryHolderPerRealm::GLOBAL_ACCOUNT_DATA), GLOBAL_CACHE_MASK); - LoadTutorialsData(realmHolder->GetPreparedResult(AccountInfoQueryHolderPerRealm::TUTORIALS)); - LoadCharacterTemplates(holder->GetPreparedResult(AccountInfoQueryHolder::GLOBAL_REALM_CHARACTER_TEMPLATE)); - LoadAchievement(realmHolder->GetPreparedResult(AccountInfoQueryHolderPerRealm::ACHIEVEMENTS)); + LoadAccountData(realmHolder.GetPreparedResult(AccountInfoQueryHolderPerRealm::GLOBAL_ACCOUNT_DATA), GLOBAL_CACHE_MASK); + LoadTutorialsData(realmHolder.GetPreparedResult(AccountInfoQueryHolderPerRealm::TUTORIALS)); + LoadCharacterTemplates(holder.GetPreparedResult(AccountInfoQueryHolder::GLOBAL_REALM_CHARACTER_TEMPLATE)); + LoadAchievement(realmHolder.GetPreparedResult(AccountInfoQueryHolderPerRealm::ACHIEVEMENTS)); if (!m_inQueue) SendAuthResponse(ERROR_OK, false); @@ -1166,7 +1187,7 @@ void WorldSession::InitializeSessionCallback(LoginDatabaseQueryHolder* realmHold SendTutorialsData(); SendDisplayPromo(); - if (PreparedQueryResult characterCountsResult = holder->GetPreparedResult(AccountInfoQueryHolder::GLOBAL_REALM_CHARACTER_COUNTS)) + if (PreparedQueryResult characterCountsResult = holder.GetPreparedResult(AccountInfoQueryHolder::GLOBAL_REALM_CHARACTER_COUNTS)) { do { @@ -1185,9 +1206,6 @@ void WorldSession::InitializeSessionCallback(LoginDatabaseQueryHolder* realmHold if (_warden && _warden->GetState() == WARDEN_MODULE_NOT_LOADED) _warden->ConnectToMaievModule(); } - - delete realmHolder; - delete holder; } void WorldSession::SetPersonalXPRate(float rate) diff --git a/src/server/game/Server/WorldSession.h b/src/server/game/Server/WorldSession.h index c9756011..e24945c3 100644 --- a/src/server/game/Server/WorldSession.h +++ b/src/server/game/Server/WorldSession.h @@ -24,6 +24,7 @@ #define __WORLDSESSION_H #include "AddonMgr.h" +#include "AsyncCallbackProcessor.h" #include "Common.h" #include "Cryptography/BigNumber.h" #include "EventProcessor.h" @@ -1072,7 +1073,7 @@ class WorldSession void SendAuthResponse(uint8 code, bool queued = false, uint32 queuePos = 0); void SendClientCacheVersion(uint32 version); void InitializeSession(); - void InitializeSessionCallback(LoginDatabaseQueryHolder* realmHolder, CharacterDatabaseQueryHolder* holder); + void InitializeSessionCallback(LoginDatabaseQueryHolder const& realmHolder, CharacterDatabaseQueryHolder const& holder); void HandleGetPurchaseListQuery(WorldPackets::BattlePay::GetPurchaseListQuery& packet); void HandleBattlePayQueryClassTrialResult(WorldPackets::BattlePay::BattlePayQueryClassTrialResult& packet); @@ -1266,7 +1267,7 @@ class WorldSession void HandlePlayerLoginOpcode(WorldPackets::Character::PlayerLogin& playerLogin); void HandleLoadScreenOpcode(WorldPackets::Character::LoadingScreenNotify& loadingScreenNotify); void HandleCharEnum(PreparedQueryResult result, bool isDelete); - void HandlePlayerLogin(LoginQueryHolder * holder); + void HandlePlayerLogin(LoginQueryHolder const& holder); void HandleCharRaceOrFactionChange(WorldPackets::Character::CharRaceOrFactionChange& packet); void HandleGenerateRandomCharacterName(WorldPackets::Character::GenerateRandomCharacterName& packet); void HandleReorderCharacters(WorldPackets::Character::ReorderCharacters& packet); @@ -2042,8 +2043,6 @@ class WorldSession CharacterTemplateData* GetCharacterTemplateData(uint32 id); - QueryCallbackProcessor _queryProcessor; - BattlepayManager* GetBattlePayMgr() const { return _battlePayMgr.get(); } std::vector m_achievement; @@ -2053,12 +2052,17 @@ class WorldSession uint32 m_classMask = 0; + public: + QueryCallbackProcessor& GetQueryProcessor() { return _queryProcessor; } + TransactionCallback& AddTransactionCallback(TransactionCallback&& callback); + SQLQueryHolderCallback& AddQueryHolderCallback(SQLQueryHolderCallback&& callback); + private: void ProcessQueryCallbacks(); - QueryResultHolderFuture _realmAccountLoginCallback; - QueryResultHolderFuture _accountLoginCallback; - QueryResultHolderFuture _charLoginCallback; + QueryCallbackProcessor _queryProcessor; + AsyncCallbackProcessor _transactionCallbacks; + AsyncCallbackProcessor _queryHolderProcessor; void moveItems(Item* myItems[], Item* hisItems[]); diff --git a/src/server/game/Server/WorldSocket.cpp b/src/server/game/Server/WorldSocket.cpp index ae3e1864..62f2f77f 100644 --- a/src/server/game/Server/WorldSocket.cpp +++ b/src/server/game/Server/WorldSocket.cpp @@ -269,7 +269,7 @@ bool WorldSocket::Update() if (!BaseSocket::Update()) return false; - _queryProcessor.ProcessReadyQueries(); + _queryProcessor.ProcessReadyCallbacks(); return true; } @@ -704,7 +704,7 @@ void WorldSocket::HandleAuthSession(std::shared_ptrsetInt32(0, int32(realm.Id.Realm)); stmt->setString(1, authSession->RealmJoinTicket); - _queryProcessor.AddQuery(LoginDatabase.AsyncQuery(stmt).WithPreparedCallback(std::bind(&WorldSocket::HandleAuthSessionCallback, this, authSession, std::placeholders::_1))); + _queryProcessor.AddCallback(LoginDatabase.AsyncQuery(stmt).WithPreparedCallback(std::bind(&WorldSocket::HandleAuthSessionCallback, this, authSession, std::placeholders::_1))); } void WorldSocket::HandleAuthSessionCallback(std::shared_ptr authSession, PreparedQueryResult result) @@ -987,7 +987,7 @@ void WorldSocket::HandleAuthContinuedSession(std::shared_ptrsetUInt32(0, uint32(key.Fields.AccountId)); - _queryProcessor.AddQuery(LoginDatabase.AsyncQuery(stmt).WithPreparedCallback(std::bind(&WorldSocket::HandleAuthContinuedSessionCallback, this, authSession, std::placeholders::_1))); + _queryProcessor.AddCallback(LoginDatabase.AsyncQuery(stmt).WithPreparedCallback(std::bind(&WorldSocket::HandleAuthContinuedSessionCallback, this, authSession, std::placeholders::_1))); } void WorldSocket::HandleAuthContinuedSessionCallback(std::shared_ptr authSession, PreparedQueryResult result) @@ -1092,12 +1092,14 @@ void WorldSocket::HandleEnableEncryptionAck() bool WorldSocket::HandlePing(WorldPackets::Auth::Ping& ping) { - if (_LastPingTime == TimePoint()) - _LastPingTime = SteadyClock::now(); + using namespace std::chrono; + + if (_LastPingTime == steady_clock::time_point()) + _LastPingTime = steady_clock::now(); else { - TimePoint now = SteadyClock::now(); - std::chrono::steady_clock::duration diff = now - _LastPingTime; + steady_clock::time_point now = steady_clock::now(); + steady_clock::duration diff = now - _LastPingTime; _LastPingTime = now; diff --git a/src/server/game/World/World.cpp b/src/server/game/World/World.cpp index e43dc05f..7575e1c1 100644 --- a/src/server/game/World/World.cpp +++ b/src/server/game/World/World.cpp @@ -3356,7 +3356,7 @@ void World::UpdateRealmCharCount(uint32 accountId) { CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_SEL_CHARACTER_COUNT); stmt->setUInt32(0, accountId); - _queryProcessor.AddQuery(CharacterDatabase.AsyncQuery(stmt).WithPreparedCallback(std::bind(&World::_UpdateRealmCharCount, this, std::placeholders::_1))); + _queryProcessor.AddCallback(CharacterDatabase.AsyncQuery(stmt).WithPreparedCallback(std::bind(&World::_UpdateRealmCharCount, this, std::placeholders::_1))); } void World::_UpdateRealmCharCount(PreparedQueryResult resultCharCount) @@ -3767,7 +3767,6 @@ void World::InstanceDailyResetTime() } } CharacterDatabase.CommitTransaction(trans); - CharacterDatabase.WaitExecution(); if (sWorld->getBoolConfig(CONFIG_WORLD_QUEST)) sQuestDataStore->GenerateWorldQuestUpdate(); @@ -3798,7 +3797,6 @@ void World::InstanceWeeklyResetTime() } } CharacterDatabase.CommitTransaction(trans); - CharacterDatabase.WaitExecution(); } void World::ChallengeKeyResetTime() @@ -4163,7 +4161,7 @@ uint32 World::getWorldState(uint32 index) const void World::ProcessQueryCallbacks() { - _queryProcessor.ProcessReadyQueries(); + _queryProcessor.ProcessReadyCallbacks(); } void World::LoadCharacterNameData() diff --git a/src/server/game/World/World.h b/src/server/game/World/World.h index d8e5b1de..f4045363 100644 --- a/src/server/game/World/World.h +++ b/src/server/game/World/World.h @@ -23,6 +23,7 @@ #ifndef __WORLD_H #define __WORLD_H +#include "AsyncCallbackProcessor.h" #include "Common.h" #include "Realm/Realm.h" #include "ObjectGuid.h" @@ -30,7 +31,7 @@ #include "SharedDefines.h" #include "DatabaseEnvFwd.h" #include "Opcodes.h" -#include "QueryCallbackProcessor.h" +//#include "QueryCallbackProcessor.h" #include "WorldPacket.h" #include "Threading/LockedQueue.h" #include diff --git a/src/server/scripts/Commands/cs_go.cpp b/src/server/scripts/Commands/cs_go.cpp index 90617d5a..cb5eb7e5 100644 --- a/src/server/scripts/Commands/cs_go.cpp +++ b/src/server/scripts/Commands/cs_go.cpp @@ -110,7 +110,7 @@ class go_commandscript : public CommandScript { std::string name = param1; WorldDatabase.EscapeString(name); - whereClause << ", creature_template_wdb WHERE creature.id = creature_template_wdb.Entry AND creature_template_wdb.Name1 " _LIKE_ " '" << name << '\''; + whereClause << ", creature_template_wdb WHERE creature.id = creature_template_wdb.Entry AND creature_template_wdb.Name1 LIKE '" << name << '\''; } else whereClause << "WHERE guid = '" << guid << '\''; diff --git a/src/server/scripts/Commands/cs_gobject.cpp b/src/server/scripts/Commands/cs_gobject.cpp index 8d3264e6..6c14eab4 100644 --- a/src/server/scripts/Commands/cs_gobject.cpp +++ b/src/server/scripts/Commands/cs_gobject.cpp @@ -288,7 +288,7 @@ class gobject_commandscript : public CommandScript WorldDatabase.EscapeString(name); result = WorldDatabase.PQuery( "SELECT guid, id, position_x, position_y, position_z, orientation, map, phaseMask, (POW(position_x - %f, 2) + POW(position_y - %f, 2) + POW(position_z - %f, 2)) AS order_ " - "FROM gameobject, gameobject_template WHERE gameobject_template.entry = gameobject.id AND map = %i AND name " _LIKE_ " " _CONCAT3_ ("'%%'", "'%s'", "'%%'")" ORDER BY order_ ASC LIMIT 1", + "FROM gameobject, gameobject_template WHERE gameobject_template.entry = gameobject.id AND map = %i AND name LIKE '%%%s%%' ORDER BY order_ ASC LIMIT 1", player->GetPositionX(), player->GetPositionY(), player->GetPositionZ(), player->GetMapId(), name.c_str()); } } diff --git a/src/server/scripts/Commands/cs_misc.cpp b/src/server/scripts/Commands/cs_misc.cpp index 4ffd507c..d330fd5f 100644 --- a/src/server/scripts/Commands/cs_misc.cpp +++ b/src/server/scripts/Commands/cs_misc.cpp @@ -411,8 +411,8 @@ class misc_commandscript : public CommandScript cell.GridX(), cell.GridY(), cell.CellX(), cell.CellY(), object->GetInstanceId(), zoneX, zoneY, groundZ, floorZ, haveMap, haveVMap); - handler->PSendSysMessage("Diffyculty %i spawnmask %i vmapZ %f GetPositionH %f GetPositionZH %f TileX %i TileY %i thread %u", - map->GetDifficultyID(), map->GetSpawnMode(), vmapZ, object->GetPositionH(), object->GetPositionZH(), TileX, TileY, std::this_thread::get_id()); + handler->PSendSysMessage("Difficulty %i spawnmask %i vmapZ %f GetPositionH %f GetPositionZH %f TileX %i TileY %i thread %zu", + map->GetDifficultyID(), map->GetSpawnMode(), vmapZ, object->GetPositionH(), object->GetPositionZH(), TileX, TileY, std::hash()(std::this_thread::get_id())); if (object->m_movementInfo.transport.Guid) handler->PSendSysMessage("Transport position: %s Guid: %s", object->m_movementInfo.transport.Pos.ToString().c_str(), object->m_movementInfo.transport.Guid.ToString().c_str()); diff --git a/src/server/shared/CMakeLists.txt b/src/server/shared/CMakeLists.txt index 8703e272..08f4966f 100644 --- a/src/server/shared/CMakeLists.txt +++ b/src/server/shared/CMakeLists.txt @@ -40,7 +40,6 @@ target_include_directories(shared target_link_libraries(shared PRIVATE trinity-core-interface - process PUBLIC database cds diff --git a/src/server/database/Database/QueryCallbackProcessor.h b/src/server/shared/DetourMemoryFunctions.h similarity index 57% rename from src/server/database/Database/QueryCallbackProcessor.h rename to src/server/shared/DetourMemoryFunctions.h index 85596e90..972e5eda 100644 --- a/src/server/database/Database/QueryCallbackProcessor.h +++ b/src/server/shared/DetourMemoryFunctions.h @@ -15,28 +15,20 @@ * with this program. If not, see . */ -#ifndef QueryCallbackProcessor_h__ -#define QueryCallbackProcessor_h__ +#ifndef TRINITY_DETOUR_MEMORY_FUNCTIONS_H +#define TRINITY_DETOUR_MEMORY_FUNCTIONS_H -#include "Define.h" -#include +#include "DetourAlloc.h" -class QueryCallback; - -class TC_DATABASE_API QueryCallbackProcessor +// memory management +inline void* dtCustomAlloc(size_t size, dtAllocHint /*hint*/) { -public: - QueryCallbackProcessor(); - ~QueryCallbackProcessor(); - - void AddQuery(QueryCallback&& query); - void ProcessReadyQueries(); + return (void*)new unsigned char[size]; +} -private: - QueryCallbackProcessor(QueryCallbackProcessor const&) = delete; - QueryCallbackProcessor& operator=(QueryCallbackProcessor const&) = delete; - - std::vector _callbacks; -}; +inline void dtCustomFree(void* ptr) +{ + delete [] (unsigned char*)ptr; +} -#endif // QueryCallbackProcessor_h__ +#endif // TRINITY_DETOUR_MEMORY_FUNCTIONS_H diff --git a/src/server/shared/Packets/ByteBuffer.cpp b/src/server/shared/Packets/ByteBuffer.cpp index 8967870f..5ebc3490 100644 --- a/src/server/shared/Packets/ByteBuffer.cpp +++ b/src/server/shared/Packets/ByteBuffer.cpp @@ -1,5 +1,5 @@ /* - * Copyright (C) 2008-2014 TrinityCore + * Copyright (C) 2008-2018 TrinityCore * Copyright (C) 2005-2009 MaNGOS * * This program is free software; you can redistribute it and/or modify it @@ -23,445 +23,41 @@ #include "Util.h" #include #include -#include -ByteBufferException::~ByteBufferException() noexcept = default; - -char const* ByteBufferException::what() const noexcept -{ - return msg_.c_str(); -} - -std::string& ByteBufferException::message() noexcept -{ - return msg_; -} - -ByteBufferInvalidValueException::ByteBufferInvalidValueException(char const* type, size_t pos) -{ - message().assign(Trinity::StringFormat("Invalid %s value found in ByteBuffer at pos " SZFMTD, type, pos)); -} - -ByteBuffer::ByteBuffer(MessageBuffer&& buffer) : _bitpos(InitialBitPos), _storage(buffer.Move()) -{ -} - -std::vector&& ByteBuffer::Move() noexcept -{ - _rpos = 0; - _wpos = 0; - _bitpos = InitialBitPos; - _curbitval = 0; - return std::move(_storage); -} - -ByteBuffer& ByteBuffer::operator=(ByteBuffer const& right) -{ - if (this != &right) - { - _rpos = right._rpos; - _wpos = right._wpos; - _bitpos = right._bitpos; - _curbitval = right._curbitval; - _storage = right._storage; - } - return *this; -} - -ByteBuffer& ByteBuffer::operator=(ByteBuffer&& right) noexcept -{ - if (this != &right) - { - _rpos = right._rpos; - _wpos = right._wpos; - _bitpos = right._bitpos; - _curbitval = right._curbitval; - _storage = right.Move(); - } - return *this; -} - -ByteBuffer::~ByteBuffer() = default; - -void ByteBuffer::clear() -{ - _storage.clear(); - _rpos = 0; - _wpos = 0; - _bitpos = InitialBitPos; - _curbitval = 0; -} - -void ByteBuffer::FlushBits() -{ - if (_bitpos == 8) - return; - _bitpos = 8; - append(static_cast(&_curbitval), sizeof(uint8)); - _curbitval = 0; -} - -void ByteBuffer::ResetBitPos() -{ - if (_bitpos > 7) - return; - _bitpos = InitialBitPos; - _curbitval = 0; -} - -void ByteBuffer::ResetBitReader() -{ - if (_bitpos == InitialBitPos) - return; - _curbitval = 0; - _bitpos = InitialBitPos; -} - -bool ByteBuffer::WriteBit(bool bit) -{ - --_bitpos; - if (bit) - _curbitval |= (1 << (_bitpos)); - if (_bitpos == 0) - { - _bitpos = InitialBitPos; - append(reinterpret_cast(&_curbitval), sizeof(_curbitval)); - _curbitval = 0; - } - return bit; -} - -bool ByteBuffer::ReadBit() -{ - ++_bitpos; - if (_bitpos > 7) - { - _curbitval = read(); - _bitpos = 0; - } - return ((_curbitval >> (7 - _bitpos)) & 1) != 0; -} - -void ByteBuffer::WriteBits(std::size_t value, int32 bits) -{ - for (int32 i = bits - 1; i >= 0; --i) - WriteBit((value >> i) & 1); -} - -uint32 ByteBuffer::ReadBits(int32 bits) -{ - uint32 value = 0; - for (int32 i = bits - 1; i >= 0; --i) - if (ReadBit()) - value |= (1 << (i)); - return value; -} - -ByteBuffer& ByteBuffer::operator<<(uint8 value) -{ - append(value); - return *this; -} - -ByteBuffer& ByteBuffer::operator<<(uint16 value) -{ - append(value); - return *this; -} - -ByteBuffer& ByteBuffer::operator<<(uint32 value) +ByteBuffer::ByteBuffer(MessageBuffer&& buffer) : _rpos(0), _wpos(0), _bitpos(InitialBitPos), _curbitval(0), _storage(buffer.Move()) { - append(value); - return *this; -} - -ByteBuffer& ByteBuffer::operator<<(uint64 value) -{ - append(value); - return *this; -} - -ByteBuffer& ByteBuffer::operator<<(std::chrono::milliseconds value) -{ - append(value.count()); - return *this; -} - -ByteBuffer& ByteBuffer::operator<<(std::chrono::seconds value) -{ - append(value.count()); - return *this; -} - -ByteBuffer& ByteBuffer::operator<<(int8 value) -{ - append(value); - return *this; -} - -ByteBuffer& ByteBuffer::operator<<(int16 value) -{ - append(value); - return *this; -} - -ByteBuffer& ByteBuffer::operator<<(int32 value) -{ - append(value); - return *this; -} - -ByteBuffer& ByteBuffer::operator<<(int64 value) -{ - append(value); - return *this; -} - -ByteBuffer& ByteBuffer::operator<<(float value) -{ - append(value); - return *this; -} - -ByteBuffer& ByteBuffer::operator<<(double value) -{ - append(value); - return *this; -} - -ByteBuffer& ByteBuffer::operator<<(const std::string& value) -{ - if (size_t len = value.length()) - append(reinterpret_cast(value.c_str()), len); - append(static_cast(0)); - return *this; -} - -ByteBuffer& ByteBuffer::operator<<(const char* str) -{ - if (size_t len = (str ? strlen(str) : 0)) - append(reinterpret_cast(str), len); - append(static_cast(0)); - return *this; -} - -ByteBuffer& ByteBuffer::operator >> (uint8& value) -{ - value = read(); - return *this; -} - -ByteBuffer& ByteBuffer::operator >> (uint16& value) -{ - value = read(); - return *this; -} - -ByteBuffer& ByteBuffer::operator >> (uint32& value) -{ - value = read(); - return *this; -} - -ByteBuffer& ByteBuffer::operator >> (uint64& value) -{ - value = read(); - return *this; -} - -ByteBuffer& ByteBuffer::operator >> (int8& value) -{ - value = read(); - return *this; -} - -ByteBuffer& ByteBuffer::operator >> (int16& value) -{ - value = read(); - return *this; -} - -ByteBuffer& ByteBuffer::operator >> (int32& value) -{ - value = read(); - return *this; -} - -ByteBuffer& ByteBuffer::operator >> (int64& value) -{ - value = read(); - return *this; } ByteBufferPositionException::ByteBufferPositionException(size_t pos, size_t size, size_t valueSize) { std::ostringstream ss; - ss << "Attempted to get value with size: " << valueSize << " in ByteBuffer (pos: " << pos << " size: " << size << ")"; - message().assign(ss.str()); -} -ByteBufferPositionException::~ByteBufferPositionException() noexcept = default; + ss << "Attempted to get value with size: " + << valueSize << " in ByteBuffer (pos: " << pos << " size: " << size + << ")"; -ByteBuffer::ByteBuffer() : _bitpos(InitialBitPos) -{ - _storage.reserve(DEFAULT_SIZE); -} - -ByteBuffer::ByteBuffer(size_t reserve) : _bitpos(InitialBitPos) -{ - _storage.reserve(reserve); + message().assign(ss.str()); } -ByteBuffer::ByteBuffer(ByteBuffer&& buf) noexcept : _rpos(buf._rpos), _wpos(buf._wpos), _bitpos(buf._bitpos), _curbitval(buf._curbitval), _storage(buf.Move()) { } - -ByteBuffer::ByteBuffer(ByteBuffer const& right) = default; - -ByteBuffer& ByteBuffer::operator >> (float& value) +ByteBuffer& ByteBuffer::operator>>(float& value) { value = read(); if (!std::isfinite(value)) - throw ByteBufferInvalidValueException("float", _rpos - sizeof(float)); + throw ByteBufferException(); return *this; } -ByteBuffer& ByteBuffer::operator >> (double& value) +ByteBuffer& ByteBuffer::operator>>(double& value) { value = read(); if (!std::isfinite(value)) - throw ByteBufferInvalidValueException("double", _rpos - sizeof(double)); - return *this; -} - -ByteBuffer& ByteBuffer::operator >> (std::string& value) -{ - value = ReadCString(true); + throw ByteBufferException(); return *this; } -uint8& ByteBuffer::operator[](size_t const pos) -{ - if (pos >= size()) - throw ByteBufferPositionException(pos, 1, size()); - return _storage[pos]; -} - -uint8 const& ByteBuffer::operator[](size_t const pos) const -{ - if (pos >= size()) - throw ByteBufferPositionException(pos, 1, size()); - return _storage[pos]; -} - -size_t ByteBuffer::rpos() const -{ - return _rpos; -} - -size_t ByteBuffer::rpos(size_t rpos_) -{ - _rpos = rpos_; - return _rpos; -} - -void ByteBuffer::rfinish() -{ - _rpos = wpos(); -} - -size_t ByteBuffer::wpos() const -{ - return _wpos; -} - -size_t ByteBuffer::wpos(size_t wpos_) -{ - _wpos = wpos_; - return _wpos; -} - -size_t ByteBuffer::bitwpos() const -{ - return _wpos * 8 + 8 - _bitpos; -} - -size_t ByteBuffer::bitwpos(size_t newPos) -{ - _wpos = newPos / 8; - _bitpos = 8 - (newPos % 8); - return _wpos * 8 + 8 - _bitpos; -} - -void ByteBuffer::read(uint8* dest, size_t len) -{ - if (_rpos + len > size()) - throw ByteBufferPositionException(_rpos, len, size()); - ResetBitPos(); - std::memcpy(dest, &_storage[_rpos], len); - _rpos += len; -} - -void ByteBuffer::ReadPackedUInt64(uint64& guid) -{ - guid = 0; - ReadPackedUInt64(read(), guid); -} - -void ByteBuffer::ReadPackedUInt64(uint8 mask, uint64& value) -{ - for (uint32 i = 0; i < 8; ++i) - if (mask & (uint8(1) << i)) - value |= (uint64(read()) << (i * 8)); -} - -std::string ByteBuffer::ReadCString(bool requireValidUtf8 /*= true*/) -{ - std::string value; - while (rpos() < size()) // prevent crash at wrong string format in packet - { - char c = read(); - if (c == 0) - break; - value += c; - } - if (requireValidUtf8 && !utf8::is_valid(value.begin(), value.end())) - throw ByteBufferInvalidValueException("string", _rpos - value.length() - 1); - return value; -} - -std::string ByteBuffer::ReadString(uint32 length, bool requireValidUtf8 /*= true*/) -{ - if (_rpos + length > size()) - throw ByteBufferPositionException(_rpos, length, size()); - - ResetBitPos(); - if (!length) - return std::string(); - - std::string value(reinterpret_cast(&_storage[_rpos]), length); - _rpos += length; - if (requireValidUtf8 && !utf8::is_valid(value.begin(), value.end())) - throw ByteBufferInvalidValueException("string", _rpos - value.length() - 1); - return value; -} - -void ByteBuffer::WriteString(std::string const& str) -{ - FlushBits(); - if (size_t len = str.length()) - append(str.c_str(), len); -} - -void ByteBuffer::WriteString(std::string const& str, uint8 strLen) -{ - WriteBits(str.length(), strLen); - FlushBits(); - if (size_t len = str.length()) - append(str.c_str(), len); -} - uint32 ByteBuffer::ReadPackedTime() { - auto packedDate = read(); + uint32 packedDate = read(); tm lt = tm(); lt.tm_min = packedDate & 0x3F; @@ -474,54 +70,6 @@ uint32 ByteBuffer::ReadPackedTime() return uint32(mktime(<)); } -ByteBuffer& ByteBuffer::ReadPackedTime(uint32& time) -{ - time = ReadPackedTime(); - return *this; -} - -uint8* ByteBuffer::contents() -{ - if (_storage.empty()) - throw ByteBufferException(); - return _storage.data(); -} - -uint8 const* ByteBuffer::contents() const -{ - if (_storage.empty()) - throw ByteBufferException(); - return _storage.data(); -} - -size_t ByteBuffer::size() const -{ - return _storage.size(); -} - -bool ByteBuffer::empty() const -{ - return _storage.empty(); -} - -void ByteBuffer::resize(size_t newsize) -{ - _storage.resize(newsize, 0); - _rpos = 0; - _wpos = size(); -} - -void ByteBuffer::reserve(size_t ressize) -{ - if (ressize > size()) - _storage.reserve(ressize); -} - -void ByteBuffer::append(const char* src, size_t cnt) -{ - return append(reinterpret_cast(src), cnt); -} - void ByteBuffer::append(const uint8 *src, size_t cnt) { ASSERT(src, "Attempted to put a NULL-pointer in ByteBuffer (pos: " SZFMTD " size: " SZFMTD ")", _wpos, size()); @@ -533,36 +81,11 @@ void ByteBuffer::append(const uint8 *src, size_t cnt) _wpos += cnt; } -void ByteBuffer::append(const ByteBuffer& buffer) -{ - if (!buffer.empty()) - append(buffer.contents(), buffer.size()); -} - -void ByteBuffer::appendPackXYZ(float x, float y, float z) -{ - uint32 packed = 0; - packed |= static_cast(x / 0.25f) & 0x7FF; - packed |= (static_cast(y / 0.25f) & 0x7FF) << 11; - packed |= (static_cast(z / 0.25f) & 0x3FF) << 22; - *this << packed; -} - -size_t ByteBuffer::PackUInt64(uint64 value, uint8* mask, uint8* result) +void ByteBuffer::AppendPackedTime(time_t time) { - size_t resultSize = 0; - *mask = 0; - memset(result, 0, 8); - for (uint8 i = 0; value != 0; ++i) - { - if (value & 0xFF) - { - *mask |= uint8(1 << i); - result[resultSize++] = uint8(value & 0xFF); - } - value >>= 8; - } - return resultSize; + tm lt; + localtime_r(&time, <); + append((lt.tm_year - 100) << 24 | lt.tm_mon << 20 | (lt.tm_mday - 1) << 14 | lt.tm_wday << 11 | lt.tm_hour << 6 | lt.tm_min); } void ByteBuffer::put(size_t pos, const uint8 *src, size_t cnt) @@ -574,9 +97,25 @@ void ByteBuffer::put(size_t pos, const uint8 *src, size_t cnt) std::memcpy(&_storage[pos], src, cnt); } +void ByteBuffer::PutBits(std::size_t pos, std::size_t value, uint32 bitCount) +{ + ASSERT(pos + bitCount <= size() * 8, "Attempted to put %u bits in ByteBuffer (bitpos: " SZFMTD " size: " SZFMTD ")", bitCount, pos, size()); + ASSERT(bitCount, "Attempted to put a zero bits in ByteBuffer"); + + for (uint32 i = 0; i < bitCount; ++i) + { + std::size_t wp = (pos + i) / 8; + std::size_t bit = (pos + i) % 8; + if ((value >> (bitCount - i - 1)) & 1) + _storage[wp] |= 1 << (7 - bit); + else + _storage[wp] &= ~(1 << (7 - bit)); + } +} + void ByteBuffer::print_storage() const { - if (!sLog->ShouldLog("network", LOG_LEVEL_TRACE)) // optimize disabled debug output + if (!sLog->ShouldLog("network", LOG_LEVEL_TRACE)) // optimize disabled trace output return; std::ostringstream o; @@ -590,7 +129,7 @@ void ByteBuffer::print_storage() const void ByteBuffer::textlike() const { - if (!sLog->ShouldLog("network", LOG_LEVEL_TRACE)) // optimize disabled debug output + if (!sLog->ShouldLog("network", LOG_LEVEL_TRACE)) // optimize disabled trace output return; std::ostringstream o; diff --git a/src/server/shared/Packets/ByteBuffer.h b/src/server/shared/Packets/ByteBuffer.h index 29326f09..9c7de04b 100644 --- a/src/server/shared/Packets/ByteBuffer.h +++ b/src/server/shared/Packets/ByteBuffer.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 2008-2012 TrinityCore + * Copyright (C) 2008-2018 TrinityCore * Copyright (C) 2005-2009 MaNGOS * * This program is free software; you can redistribute it and/or modify it @@ -27,187 +27,608 @@ class MessageBuffer; -class ByteBufferException : public std::exception +// Root of ByteBuffer exception hierarchy +class TC_SHARED_API ByteBufferException : public std::exception { public: - ~ByteBufferException() noexcept override; + ~ByteBufferException() throw() { } - char const* what() const noexcept override; + char const* what() const throw() override { return msg_.c_str(); } protected: - std::string& message() noexcept; + std::string & message() throw() { return msg_; } private: std::string msg_; }; -class ByteBufferPositionException : public ByteBufferException +class TC_SHARED_API ByteBufferPositionException : public ByteBufferException { public: ByteBufferPositionException(size_t pos, size_t size, size_t valueSize); - ~ByteBufferPositionException() noexcept override; + ~ByteBufferPositionException() throw() { } }; -class ByteBufferInvalidValueException : public ByteBufferException +class TC_SHARED_API ByteBuffer { -public: - ByteBufferInvalidValueException(char const* type, size_t pos); - - ~ByteBufferInvalidValueException() noexcept = default; -}; - -class ByteBuffer -{ -public: - static size_t const DEFAULT_SIZE = 0x1000; - static uint8 const InitialBitPos = 8; - - ByteBuffer(); - - explicit ByteBuffer(size_t reserve); - ByteBuffer(ByteBuffer&& buf) noexcept; - ByteBuffer(ByteBuffer const& right); - explicit ByteBuffer(MessageBuffer&& buffer); - - std::vector&& Move() noexcept; - - ByteBuffer& operator=(ByteBuffer const& right); - ByteBuffer& operator=(ByteBuffer&& right) noexcept; - - virtual ~ByteBuffer(); - - void clear(); - - void FlushBits(); - void ResetBitPos(); - void ResetBitReader(); - - bool WriteBit(bool bit); - bool ReadBit(); - void WriteBits(std::size_t value, int32 bits); - uint32 ReadBits(int32 bits); - - ByteBuffer& operator<<(uint8 value); - ByteBuffer& operator<<(uint16 value); - ByteBuffer& operator<<(uint32 value); - ByteBuffer& operator<<(uint64 value); - ByteBuffer& operator<<(std::chrono::milliseconds value); - ByteBuffer& operator<<(std::chrono::seconds value); - ByteBuffer& operator<<(int8 value); - ByteBuffer& operator<<(int16 value); - ByteBuffer& operator<<(int32 value); - ByteBuffer& operator<<(int64 value); - ByteBuffer& operator<<(float value); - ByteBuffer& operator<<(double value); - ByteBuffer& operator<<(const std::string& value); - ByteBuffer& operator<<(const char* str); - - ByteBuffer& operator>>(uint8& value); - ByteBuffer& operator>>(uint16& value); - ByteBuffer& operator>>(uint32& value); - ByteBuffer& operator>>(uint64& value); - ByteBuffer& operator>>(int8& value); - ByteBuffer& operator>>(int16& value); - ByteBuffer& operator>>(int32& value); - ByteBuffer& operator>>(int64& value); - ByteBuffer& operator>>(float& value); - ByteBuffer& operator>>(double& value); - ByteBuffer& operator>>(std::string& value); - - uint8& operator[](size_t pos); - uint8 const& operator[](size_t pos) const; - - size_t rpos() const; - size_t rpos(size_t rpos_); - - void rfinish(); - - size_t wpos() const; - size_t wpos(size_t wpos_); - - size_t bitwpos() const; - size_t bitwpos(size_t newPos); - - void read(uint8* dest, size_t len); - - void ReadPackedUInt64(uint64& guid); - void ReadPackedUInt64(uint8 mask, uint64& value); - - std::string ReadCString(bool requireValidUtf8 = true); - std::string ReadString(uint32 length, bool requireValidUtf8 = true); - - void WriteString(std::string const& str); - void WriteString(std::string const& str, uint8 strLen); - - uint32 ReadPackedTime(); - ByteBuffer& ReadPackedTime(uint32& time); - - uint8* contents(); - uint8 const* contents() const; - - size_t size() const; - bool empty() const; - void resize(size_t newsize); - void reserve(size_t ressize); - - void append(const char* src, size_t cnt); - void append(const uint8 *src, size_t cnt); - void append(const ByteBuffer& buffer); - - void appendPackXYZ(float x, float y, float z); - - static size_t PackUInt64(uint64 value, uint8* mask, uint8* result); - - void put(size_t pos, const uint8 *src, size_t cnt); - - void print_storage() const; - void textlike() const; - void hexlike() const; - - template void append(const T *src, size_t cnt) - { - return append(reinterpret_cast(src), cnt * sizeof(T)); - } - - template T read() - { - ResetBitPos(); - auto r = read(_rpos); - _rpos += sizeof(T); - return r; - } - - template T read(size_t pos) const - { - if (pos + sizeof(T) > size()) - throw ByteBufferPositionException(pos, sizeof(T), size()); - T val = *reinterpret_cast(&_storage[pos]); - EndianConvert(val); - return val; - } - - template - void put(std::size_t pos, T value) - { - static_assert(std::is_fundamental::value, "append(compound)"); - EndianConvert(value); - put(pos, reinterpret_cast(&value), sizeof(value)); - } - - template void append(T value) - { - static_assert(std::is_fundamental::value, "append(compound)"); - EndianConvert(value); - append(reinterpret_cast(&value), sizeof(value)); - } - -protected: - size_t _rpos{}, _wpos{}, _bitpos{}; - uint8 _curbitval{}; - std::vector _storage; + public: + static size_t const DEFAULT_SIZE = 0x1000; + static uint8 const InitialBitPos = 8; + + // constructor + ByteBuffer() : _rpos(0), _wpos(0), _bitpos(InitialBitPos), _curbitval(0) + { + _storage.reserve(DEFAULT_SIZE); + } + + ByteBuffer(size_t reserve) : _rpos(0), _wpos(0), _bitpos(InitialBitPos), _curbitval(0) + { + _storage.reserve(reserve); + } + + ByteBuffer(ByteBuffer&& buf) noexcept : _rpos(buf._rpos), _wpos(buf._wpos), + _bitpos(buf._bitpos), _curbitval(buf._curbitval), _storage(buf.Move()) { } + + ByteBuffer(ByteBuffer const& right) : _rpos(right._rpos), _wpos(right._wpos), + _bitpos(right._bitpos), _curbitval(right._curbitval), _storage(right._storage) { } + + ByteBuffer(MessageBuffer&& buffer); + + std::vector&& Move() noexcept + { + _rpos = 0; + _wpos = 0; + _bitpos = InitialBitPos; + _curbitval = 0; + return std::move(_storage); + } + + ByteBuffer& operator=(ByteBuffer const& right) + { + if (this != &right) + { + _rpos = right._rpos; + _wpos = right._wpos; + _bitpos = right._bitpos; + _curbitval = right._curbitval; + _storage = right._storage; + } + + return *this; + } + + ByteBuffer& operator=(ByteBuffer&& right) + { + if (this != &right) + { + _rpos = right._rpos; + _wpos = right._wpos; + _bitpos = right._bitpos; + _curbitval = right._curbitval; + _storage = right.Move(); + } + + return *this; + } + + virtual ~ByteBuffer() { } + + void clear() + { + _rpos = 0; + _wpos = 0; + _bitpos = InitialBitPos; + _curbitval = 0; + _storage.clear(); + } + + template void append(T value) + { + static_assert(std::is_fundamental::value, "append(compound)"); + EndianConvert(value); + append((uint8 *)&value, sizeof(value)); + } + + void FlushBits() + { + if (_bitpos == 8) + return; + + _bitpos = 8; + + append((uint8 *)&_curbitval, sizeof(uint8)); + _curbitval = 0; + } + + void ResetBitPos() + { + if (_bitpos > 7) + return; + + _bitpos = 8; + _curbitval = 0; + } + + void ResetBitReader() + { + if (_bitpos == InitialBitPos) + return; + _curbitval = 0; + _bitpos = InitialBitPos; + } + + bool WriteBit(bool bit) + { + --_bitpos; + if (bit) + _curbitval |= (1 << (_bitpos)); + + if (_bitpos == 0) + { + _bitpos = 8; + append((uint8 *)&_curbitval, sizeof(_curbitval)); + _curbitval = 0; + } + + return bit; + } + + bool ReadBit() + { + ++_bitpos; + if (_bitpos > 7) + { + _curbitval = read(); + _bitpos = 0; + } + + return ((_curbitval >> (7-_bitpos)) & 1) != 0; + } + + void WriteBits(std::size_t value, int32 bits) + { + for (int32 i = bits - 1; i >= 0; --i) + WriteBit((value >> i) & 1); + } + + uint32 ReadBits(int32 bits) + { + uint32 value = 0; + for (int32 i = bits - 1; i >= 0; --i) + if (ReadBit()) + value |= (1 << (i)); + + return value; + } + + // Reads a byte (if needed) in-place + void ReadByteSeq(uint8& b) + { + if (b != 0) + b ^= read(); + } + + void WriteByteSeq(uint8 b) + { + if (b != 0) + append(b ^ 1); + } + + template + void put(std::size_t pos, T value) + { + static_assert(std::is_fundamental::value, "append(compound)"); + EndianConvert(value); + put(pos, (uint8 *)&value, sizeof(value)); + } + + /** + * @name PutBits + * @brief Places specified amount of bits of value at specified position in packet. + * To ensure all bits are correctly written, only call this method after + * bit flush has been performed + + * @param pos Position to place the value at, in bits. The entire value must fit in the packet + * It is advised to obtain the position using bitwpos() function. + + * @param value Data to write. + * @param bitCount Number of bits to store the value on. + */ + void PutBits(std::size_t pos, std::size_t value, uint32 bitCount); + + ByteBuffer &operator<<(uint8 value) + { + append(value); + return *this; + } + + ByteBuffer &operator<<(uint16 value) + { + append(value); + return *this; + } + + ByteBuffer &operator<<(uint32 value) + { + append(value); + return *this; + } + + ByteBuffer &operator<<(uint64 value) + { + append(value); + return *this; + } + + // signed as in 2e complement + ByteBuffer &operator<<(int8 value) + { + append(value); + return *this; + } + + ByteBuffer &operator<<(int16 value) + { + append(value); + return *this; + } + + ByteBuffer &operator<<(int32 value) + { + append(value); + return *this; + } + + ByteBuffer &operator<<(int64 value) + { + append(value); + return *this; + } + + // floating points + ByteBuffer &operator<<(float value) + { + append(value); + return *this; + } + + ByteBuffer &operator<<(double value) + { + append(value); + return *this; + } + + ByteBuffer &operator<<(const std::string &value) + { + if (size_t len = value.length()) + append((uint8 const*)value.c_str(), len); + append(0); + return *this; + } + + ByteBuffer &operator<<(const char *str) + { + if (size_t len = (str ? strlen(str) : 0)) + append((uint8 const*)str, len); + append(0); + return *this; + } + + ByteBuffer &operator>>(bool &value) + { + value = read() > 0 ? true : false; + return *this; + } + + ByteBuffer &operator>>(uint8 &value) + { + value = read(); + return *this; + } + + ByteBuffer &operator>>(uint16 &value) + { + value = read(); + return *this; + } + + ByteBuffer &operator>>(uint32 &value) + { + value = read(); + return *this; + } + + ByteBuffer &operator>>(uint64 &value) + { + value = read(); + return *this; + } + + //signed as in 2e complement + ByteBuffer &operator>>(int8 &value) + { + value = read(); + return *this; + } + + ByteBuffer &operator>>(int16 &value) + { + value = read(); + return *this; + } + + ByteBuffer &operator>>(int32 &value) + { + value = read(); + return *this; + } + + ByteBuffer &operator>>(int64 &value) + { + value = read(); + return *this; + } + + ByteBuffer &operator>>(float &value); + ByteBuffer &operator>>(double &value); + + ByteBuffer &operator>>(std::string& value) + { + value.clear(); + while (rpos() < size()) // prevent crash at wrong string format in packet + { + char c = read(); + if (c == 0) + break; + value += c; + } + return *this; + } + + uint8& operator[](size_t const pos) + { + if (pos >= size()) + throw ByteBufferPositionException(pos, 1, size()); + return _storage[pos]; + } + + uint8 const& operator[](size_t const pos) const + { + if (pos >= size()) + throw ByteBufferPositionException(pos, 1, size()); + return _storage[pos]; + } + + size_t rpos() const { return _rpos; } + + size_t rpos(size_t rpos_) + { + _rpos = rpos_; + return _rpos; + } + + void rfinish() + { + _rpos = wpos(); + } + + size_t wpos() const { return _wpos; } + + size_t wpos(size_t wpos_) + { + _wpos = wpos_; + return _wpos; + } + + /// Returns position of last written bit + size_t bitwpos() const { return _wpos * 8 + 8 - _bitpos; } + + size_t bitwpos(size_t newPos) + { + _wpos = newPos / 8; + _bitpos = 8 - (newPos % 8); + return _wpos * 8 + 8 - _bitpos; + } + + template + void read_skip() { read_skip(sizeof(T)); } + + void read_skip(size_t skip) + { + if (_rpos + skip > size()) + throw ByteBufferPositionException(_rpos, skip, size()); + + ResetBitPos(); + _rpos += skip; + } + + template T read() + { + ResetBitPos(); + T r = read(_rpos); + _rpos += sizeof(T); + return r; + } + + template T read(size_t pos) const + { + if (pos + sizeof(T) > size()) + throw ByteBufferPositionException(pos, sizeof(T), size()); + T val = *((T const*)&_storage[pos]); + EndianConvert(val); + return val; + } + + void read(uint8 *dest, size_t len) + { + if (_rpos + len > size()) + throw ByteBufferPositionException(_rpos, len, size()); + + ResetBitPos(); + std::memcpy(dest, &_storage[_rpos], len); + _rpos += len; + } + + void ReadPackedUInt64(uint64& guid) + { + guid = 0; + ReadPackedUInt64(read(), guid); + } + + void ReadPackedUInt64(uint8 mask, uint64& value) + { + for (uint32 i = 0; i < 8; ++i) + if (mask & (uint8(1) << i)) + value |= (uint64(read()) << (i * 8)); + } + + std::string ReadString(uint32 length) + { + if (_rpos + length > size()) + throw ByteBufferPositionException(_rpos, length, size()); + + ResetBitPos(); + if (!length) + return std::string(); + + std::string str((char const*)&_storage[_rpos], length); + _rpos += length; + return str; + } + + //! Method for writing strings that have their length sent separately in packet + //! without null-terminating the string + void WriteString(std::string const& str) + { + if (size_t len = str.length()) + append(str.c_str(), len); + } + + void WriteString(std::string const& str, uint8 strLen) + { + WriteBits(str.length(), strLen); + FlushBits(); + if (size_t len = str.length()) + append(str.c_str(), len); + } + + void WriteString(char const* str, size_t len) + { + if (len) + append(str, len); + } + + uint32 ReadPackedTime(); + + uint8* contents() + { + if (_storage.empty()) + throw ByteBufferException(); + return _storage.data(); + } + + uint8 const* contents() const + { + if (_storage.empty()) + throw ByteBufferException(); + return _storage.data(); + } + + size_t size() const { return _storage.size(); } + bool empty() const { return _storage.empty(); } + + void resize(size_t newsize) + { + _storage.resize(newsize, 0); + _rpos = 0; + _wpos = size(); + } + + void reserve(size_t ressize) + { + if (ressize > size()) + _storage.reserve(ressize); + } + + void append(const char *src, size_t cnt) + { + return append((const uint8 *)src, cnt); + } + + template void append(const T *src, size_t cnt) + { + return append((const uint8 *)src, cnt * sizeof(T)); + } + + void append(const uint8 *src, size_t cnt); + + void append(const ByteBuffer& buffer) + { + if (!buffer.empty()) + append(buffer.contents(), buffer.size()); + } + + // can be used in SMSG_MONSTER_MOVE opcode + void appendPackXYZ(float x, float y, float z) + { + uint32 packed = 0; + packed |= ((int)(x / 0.25f) & 0x7FF); + packed |= ((int)(y / 0.25f) & 0x7FF) << 11; + packed |= ((int)(z / 0.25f) & 0x3FF) << 22; + *this << packed; + } + + void AppendPackedUInt64(uint64 guid) + { + uint8 mask = 0; + size_t pos = wpos(); + *this << uint8(mask); + + uint8 packed[8]; + if (size_t packedSize = PackUInt64(guid, &mask, packed)) + append(packed, packedSize); + + put(pos, mask); + } + + static size_t PackUInt64(uint64 value, uint8* mask, uint8* result) + { + size_t resultSize = 0; + *mask = 0; + memset(result, 0, 8); + + for (uint8 i = 0; value != 0; ++i) + { + if (value & 0xFF) + { + *mask |= uint8(1 << i); + result[resultSize++] = uint8(value & 0xFF); + } + + value >>= 8; + } + + return resultSize; + } + + void AppendPackedTime(time_t time); + + void put(size_t pos, const uint8 *src, size_t cnt); + + void print_storage() const; + + void textlike() const; + + void hexlike() const; + + protected: + size_t _rpos, _wpos, _bitpos; + uint8 _curbitval; + std::vector _storage; }; +/// @todo Make a ByteBuffer.cpp and move all this inlining to it. template<> inline std::string ByteBuffer::read() { std::string tmp; @@ -215,4 +636,23 @@ template<> inline std::string ByteBuffer::read() return tmp; } +template<> +inline void ByteBuffer::read_skip() +{ + std::string temp; + *this >> temp; +} + +template<> +inline void ByteBuffer::read_skip() +{ + read_skip(); +} + +template<> +inline void ByteBuffer::read_skip() +{ + read_skip(); +} + #endif diff --git a/src/server/shared/PrecompiledHeaders/sharedPCH.h b/src/server/shared/PrecompiledHeaders/sharedPCH.h index 5923606c..5c2cbdad 100644 --- a/src/server/shared/PrecompiledHeaders/sharedPCH.h +++ b/src/server/shared/PrecompiledHeaders/sharedPCH.h @@ -2,12 +2,9 @@ #include "Common.h" #include "Log.h" -#include "DatabaseWorker.h" -#include "SQLOperation.h" #include "DB2Meta.h" #include "Define.h" #include "Errors.h" -#include "TypeList.h" #include #include #include diff --git a/src/server/shared/Realm/Realm.cpp b/src/server/shared/Realm/Realm.cpp index da1cdf02..7988b7ae 100644 --- a/src/server/shared/Realm/Realm.cpp +++ b/src/server/shared/Realm/Realm.cpp @@ -30,31 +30,13 @@ void Realm::SetName(std::string name) boost::asio::ip::address Realm::GetAddressForClient(boost::asio::ip::address const& clientAddr) const { - boost::asio::ip::address realmIp; + if (auto addressIndex = Trinity::Net::SelectAddressForClient(clientAddr, Addresses)) + return Addresses[*addressIndex]; - // Attempt to send best address for client if (clientAddr.is_loopback()) - { - // Try guessing if realm is also connected locally - if (LocalAddress->is_loopback() || ExternalAddress->is_loopback()) - realmIp = clientAddr; - else - { - // Assume that user connecting from the machine that bnetserver is located on - // has all realms available in his local network - realmIp = *LocalAddress; - } - } - else - { - if (clientAddr.is_v4() && Trinity::Net::IsInNetwork(LocalAddress->to_v4(), LocalSubnetMask->to_v4(), clientAddr.to_v4())) - realmIp = *LocalAddress; - else - realmIp = *ExternalAddress; - } + return Addresses[1]; - // Return external IP - return realmIp; + return Addresses[0]; } uint32 Realm::GetConfigId() const diff --git a/src/server/shared/Realm/Realm.h b/src/server/shared/Realm/Realm.h index 5a83518a..73c5e8b2 100644 --- a/src/server/shared/Realm/Realm.h +++ b/src/server/shared/Realm/Realm.h @@ -74,9 +74,7 @@ struct Realm { Battlenet::RealmHandle Id; uint32 Build; - std::unique_ptr ExternalAddress; - std::unique_ptr LocalAddress; - std::unique_ptr LocalSubnetMask; + std::vector Addresses; uint16 Port; std::string Name; std::string NormalizedName; diff --git a/src/server/shared/Realm/RealmList.cpp b/src/server/shared/Realm/RealmList.cpp index 581818c5..641df6d2 100644 --- a/src/server/shared/Realm/RealmList.cpp +++ b/src/server/shared/Realm/RealmList.cpp @@ -101,7 +101,7 @@ void RealmList::LoadBuildInfo() } void RealmList::UpdateRealm(Realm& realm, Battlenet::RealmHandle const& id, uint32 build, std::string const& name, - boost::asio::ip::address&& address, boost::asio::ip::address&& localAddr, boost::asio::ip::address&& localSubmask, + boost::asio::ip::address&& address, boost::asio::ip::address&& localAddr, uint16 port, uint8 icon, RealmFlags flag, uint8 timezone, AccountTypes allowedSecurityLevel, float population) { realm.Id = id; @@ -113,12 +113,9 @@ void RealmList::UpdateRealm(Realm& realm, Battlenet::RealmHandle const& id, uint realm.Timezone = timezone; realm.AllowedSecurityLevel = allowedSecurityLevel; realm.PopulationLevel = population; - if (!realm.ExternalAddress || *realm.ExternalAddress != address) - realm.ExternalAddress = Trinity::make_unique(std::move(address)); - if (!realm.LocalAddress || *realm.LocalAddress != localAddr) - realm.LocalAddress = Trinity::make_unique(std::move(localAddr)); - if (!realm.LocalSubnetMask || *realm.LocalSubnetMask != localSubmask) - realm.LocalSubnetMask = Trinity::make_unique(std::move(localSubmask)); + realm.Addresses.resize(2); + realm.Addresses[0] = std::move(address); + realm.Addresses[1] = std::move(localAddr); realm.Port = port; } @@ -192,7 +189,7 @@ void RealmList::UpdateRealms(boost::system::error_code const& error) Battlenet::RealmHandle id{ region, battlegroup, realmId }; - UpdateRealm(newRealms[id], id, build, name, externalAddress->address(), localAddress->address(), localSubmask->address(), port, icon, + UpdateRealm(newRealms[id], id, build, name, externalAddress->address(), localAddress->address(), port, icon, flag, timezone, (allowedSecurityLevel <= SEC_ADMINISTRATOR ? AccountTypes(allowedSecurityLevel) : SEC_ADMINISTRATOR), pop); newSubRegions.insert(Battlenet::RealmHandle{ region, battlegroup, 0 }.GetAddressString()); diff --git a/src/server/shared/Realm/RealmList.h b/src/server/shared/Realm/RealmList.h index 449c0575..f933e1d3 100644 --- a/src/server/shared/Realm/RealmList.h +++ b/src/server/shared/Realm/RealmList.h @@ -110,7 +110,7 @@ class TC_SHARED_API RealmList void LoadBuildInfo(); void UpdateRealms(boost::system::error_code const& error); void UpdateRealm(Realm& realm, Battlenet::RealmHandle const& id, uint32 build, std::string const& name, - boost::asio::ip::address&& address, boost::asio::ip::address&& localAddr, boost::asio::ip::address&& localSubmask, + boost::asio::ip::address&& address, boost::asio::ip::address&& localAddr, uint16 port, uint8 icon, RealmFlags flag, uint8 timezone, AccountTypes allowedSecurityLevel, float population); std::vector _builds; diff --git a/src/server/worldserver/Main.cpp b/src/server/worldserver/Main.cpp index 82f2ccfd..893d3422 100644 --- a/src/server/worldserver/Main.cpp +++ b/src/server/worldserver/Main.cpp @@ -422,18 +422,7 @@ bool LoadRealmInfo() { if (Realm const* realmListRealm = sRealmList->GetRealm(realm.Id)) { - realm.Id = realmListRealm->Id; - realm.Build = sConfigMgr->GetIntDefault("Game.Build.Version", 26972); - realm.ExternalAddress = std::make_unique(*realmListRealm->ExternalAddress); - realm.LocalAddress = std::make_unique(*realmListRealm->LocalAddress); - realm.LocalSubnetMask = std::make_unique(*realmListRealm->LocalSubnetMask); - realm.Port = realmListRealm->Port; - realm.Name = realmListRealm->Name; - realm.Type = realmListRealm->Type; - realm.Flags = realmListRealm->Flags; - realm.Timezone = realmListRealm->Timezone; - realm.AllowedSecurityLevel = realmListRealm->AllowedSecurityLevel; - realm.PopulationLevel = realmListRealm->PopulationLevel; + realm = *realmListRealm; return true; }