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platform-specific configurations for Snappy library, in snappy.gyp file #2

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platform-specific configurations for Snappy library, in snappy.gyp file #2

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197 changes: 112 additions & 85 deletions deps/snappy/snappy.gyp
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Original file line number Diff line number Diff line change
@@ -1,93 +1,120 @@
{'targets': [{
{
'targets': [{
'variables': {
'conditions': [
['OS=="linux"', {'os_include': 'linux'}]
, ['OS=="mac"', {'os_include': 'mac'}]
, ['OS=="solaris"', {'os_include': 'solaris'}]
, ['OS=="win"', {'os_include': 'win32'}]
, ['OS=="freebsd"', {'os_include': 'freebsd'}]
, ['OS=="openbsd"', {'os_include': 'openbsd'}]
# Defining a list of conditions that depend on the OS type.
'conditions': [
# If the OS is Linux, set the 'os_include' variable to 'linux'
['OS=="linux"', {'os_include': 'linux'}],
# If the OS is macOS, set the 'os_include' variable to 'mac'
['OS=="mac"', {'os_include': 'mac'}],
# If the OS is Solaris, set the 'os_include' variable to 'solaris'
['OS=="solaris"', {'os_include': 'solaris'}],
# If the OS is Windows, set the 'os_include' variable to 'win32'
['OS=="win"', {'os_include': 'win32'}],
# If the OS is FreeBSD, set the 'os_include' variable to 'freebsd'
['OS=="freebsd"', {'os_include': 'freebsd'}],
# If the OS is OpenBSD, set the 'os_include' variable to 'openbsd'
['OS=="openbsd"', {'os_include': 'openbsd'}]
]
},
'target_name': 'snappy', # The target name is 'snappy', which refers to the Snappy compression library
'type': 'static_library', # The target will be built as a static library
# Create a standalone static library, fixing linker issues with thin .a files on SmartOS
'standalone_static_library': 1,
'include_dirs': [
# Include directories based on the OS type using the 'os_include' variable
'<(os_include)',
# The path to Snappy's source code (version 1.1.7)
'snappy-1.1.7'
],
'direct_dependent_settings': {
'include_dirs': [
# Direct dependent include directories are the same as for the main target
'<(os_include)',
'snappy-1.1.7'
]
},
'defines': [
# Define the 'HAVE_CONFIG_H' macro, typically indicating the presence of a config header file
'HAVE_CONFIG_H=1'
],
# List of conditional settings for different OS platforms
'conditions': [
# If the OS is Windows, set specific compiler flags for MSVC
['OS == "win"', {
'defines': [
# Disable exceptions in Windows builds with the '_HAS_EXCEPTIONS=0' flag
'_HAS_EXCEPTIONS=0'
],
'msvs_settings': {
'VCCLCompilerTool': {
# Disable runtime type information and enable function-level linking
'RuntimeTypeInfo': 'false',
'EnableFunctionLevelLinking': 'true',
# Set exception handling to '2' (indicating the use of SEH)
'ExceptionHandling': '2',
# Disable specific warnings
'DisableSpecificWarnings': ['4355', '4530', '4267', '4244', '4506', '4018']
}
}
}],
# If the OS is Linux, FreeBSD, OpenBSD, or Solaris, set common compiler flags
['OS == "linux"', {
'cflags': [
# Disable warnings about signed-unsigned comparisons and unused functions
'-Wno-sign-compare',
'-Wno-unused-function'
],
'cflags!': [ # Disable certain optimizations for Linux (e.g., -fno-tree-vrp)
'-fno-tree-vrp'
]
}
, 'target_name': 'snappy'
, 'type': 'static_library'
# Overcomes an issue with the linker and thin .a files on SmartOS
, 'standalone_static_library': 1
, 'include_dirs': [
'<(os_include)'
, 'snappy-1.1.7'
]
, 'direct_dependent_settings': {
'include_dirs': [
'<(os_include)'
, 'snappy-1.1.7'
}],
['OS == "freebsd"', {
'cflags': [
'-Wno-sign-compare',
'-Wno-unused-function'
]
}
, 'defines': [
'HAVE_CONFIG_H=1'
]
, 'conditions': [
['OS == "win"', {
'defines': [
'_HAS_EXCEPTIONS=0'
]
, 'msvs_settings': {
'VCCLCompilerTool': {
'RuntimeTypeInfo': 'false'
, 'EnableFunctionLevelLinking': 'true'
, 'ExceptionHandling': '2'
, 'DisableSpecificWarnings': [ '4355', '4530' ,'4267', '4244', '4506', '4018' ]
}
}
}]
, ['OS == "linux"', {
'cflags': [
'-Wno-sign-compare'
, '-Wno-unused-function'
]
, 'cflags!': [ '-fno-tree-vrp' ]
}]
, ['OS == "freebsd"', {
'cflags': [
'-Wno-sign-compare'
, '-Wno-unused-function'
]
}]
, ['OS == "openbsd"', {
'cflags': [
'-Wno-sign-compare'
, '-Wno-unused-function'
]
}]
, ['OS == "solaris"', {
'cflags': [
'-Wno-sign-compare'
, '-Wno-unused-function'
]
}]
, ['OS == "mac"', {
'xcode_settings': {
'WARNING_CFLAGS': [
'-Wno-sign-compare'
, '-Wno-unused-function'
]
, 'OTHER_CFLAGS': [
'-arch x86_64'
, '-arch arm64'
]
}
}]
]
, 'sources': [
'snappy-1.1.7/snappy-internal.h'
, 'snappy-1.1.7/snappy-sinksource.cc'
, 'snappy-1.1.7/snappy-sinksource.h'
, 'snappy-1.1.7/snappy-stubs-internal.cc'
, 'snappy-1.1.7/snappy-stubs-internal.h'
, 'snappy-1.1.7/snappy.cc'
, 'snappy-1.1.7/snappy.h'
}],
['OS == "openbsd"', {
'cflags': [
'-Wno-sign-compare',
'-Wno-unused-function'
]
}],
['OS == "solaris"', {
'cflags': [
'-Wno-sign-compare',
'-Wno-unused-function'
]
}],
# If the OS is macOS, set Xcode-specific settings, including architecture and warning flags
['OS == "mac"', {
'xcode_settings': {
# Disable warning flags for sign comparison and unused functions
'WARNING_CFLAGS': [
'-Wno-sign-compare',
'-Wno-unused-function'
],
# Set the architectures for the macOS build to support both x86_64 and arm64
'OTHER_CFLAGS': [
'-arch x86_64',
'-arch arm64'
]
}
}]
],
# List of source files to include in the Snappy static library
'sources': [
'snappy-1.1.7/snappy-internal.h',
'snappy-1.1.7/snappy-sinksource.cc',
'snappy-1.1.7/snappy-sinksource.h',
'snappy-1.1.7/snappy-stubs-internal.cc',
'snappy-1.1.7/snappy-stubs-internal.h',
'snappy-1.1.7/snappy.cc',
'snappy-1.1.7/snappy.h'
]
}],
# Define additional variables (e.g., for OpenSSL FIPS, although it's empty here)
'variables': {
'openssl_fips': ''
}
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