Modern cmake (#59)

* Use targets
* Do not use buckets
* Export targets
* Properly import Monitoring
* Handle correctly the case when MySQL is missing

.cmake-format.yaml

@@ -0,0 +1,31 @@
+additional_commands:
+  foo:
+    flags:
+      - BAR
+      - BAZ
+    kwargs:
+      DEPENDS: '*'
+      HEADERS: '*'
+      SOURCES: '*'
+algorithm_order:
+  - 0
+  - 1
+  - 2
+  - 3
+always_wrap: []
+bullet_char: '*'
+command_case: lower
+dangle_parens: true
+enable_markup: true
+enum_char: .
+fence_pattern: ^\s*([`~]{3}[`~]*)(.*)$
+first_comment_is_literal: false
+keyword_case: unchanged
+line_ending: unix
+line_width: 120
+literal_comment_pattern: null
+max_subargs_per_line: 3
+ruler_pattern: ^\s*[^\w\s]{3}.*[^\w\s]{3}$
+separate_ctrl_name_with_space: false
+separate_fn_name_with_space: false
+tab_size: 2

CMakeLists.txt

@@ -1,19 +1,111 @@
-CMAKE_MINIMUM_REQUIRED(VERSION 3.5.2 FATAL_ERROR)
+# ---- CMake options ----
 
-### CMP0025   Compiler id for Apple Clang is now AppleClang.
-### CMP0042   MACOSX_RPATH is enabled by default.
+cmake_minimum_required(VERSION 3.5.2 FATAL_ERROR)
 
-FOREACH (p
-        CMP0025 # CMake 3.0
-        CMP0042 # CMake 3.0
-        )
-    IF (POLICY ${p})
-        cmake_policy(SET ${p} NEW)
-    ENDIF ()
-endforeach ()
+# Set cmake policy by version: https://cmake.org/cmake/help/latest/manual/cmake-policies.7.html
+if(${CMAKE_VERSION} VERSION_LESS 3.12)
+  cmake_policy(VERSION ${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION})
+else()
+  cmake_policy(VERSION 3.12)
+endif()
 
 enable_testing()
 
+set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
+
+include(CMakeParseArguments)
+include(QCModulesUtils)
+
+# ---- Project ----
+
+project(
+  QualityControl
+  VERSION
+    0.6.2 # TODO update this automatically when there are new releases
+    DESCRIPTION
+    "O2 Quality Control"
+  LANGUAGES CXX
+)
+
+set(LIBRARY_OUTPUT_PATH "${CMAKE_BINARY_DIR}/lib")
+set(EXECUTABLE_OUTPUT_PATH "${CMAKE_BINARY_DIR}/bin")
+set(INCLUDE_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/include")
+
+# ---- Compilation flags and build options ----
+
+# Set the default build type to "RelWithDebInfo"
+if(NOT CMAKE_BUILD_TYPE)
+  set(
+    CMAKE_BUILD_TYPE "RelWithDebInfo"
+    CACHE STRING "Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel Coverage."
+    FORCE
+  )
+endif(NOT CMAKE_BUILD_TYPE)
+
+# Build targets with install rpath on Mac to dramatically speed up installation
+set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
+list(FIND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES "${CMAKE_INSTALL_PREFIX}/lib" isSystemDir)
+if("${isSystemDir}" STREQUAL "-1")
+  if(CMAKE_SYSTEM_NAME STREQUAL "Darwin")
+    set(CMAKE_INSTALL_RPATH "@loader_path/../lib")
+  endif()
+endif()
+if(CMAKE_SYSTEM_NAME STREQUAL "Darwin")
+  set(CMAKE_BUILD_WITH_INSTALL_RPATH TRUE)
+endif()
+unset(isSystemDir)
+
+# C++ standard
+set(CMAKE_CXX_STANDARD 14)
+
+# Add compiler flags for warnings and (more importantly) fPIC and debug symbols
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -pedantic -Wextra")
+
+# Set fPIC for all targets
+set(CMAKE_POSITION_INDEPENDENT_CODE ON)
+
+# ---- Dependencies ----
+
+find_package(
+  Boost 1.58
+  COMPONENTS
+    container
+    unit_test_framework
+    program_options
+    system
+    log
+    signals
+)
+find_package(Git QUIET)
+find_package(Configuration REQUIRED)
+find_package(Monitoring REQUIRED)
+find_package(MySQL REQUIRED)
+find_package(Common REQUIRED)
+find_package(InfoLogger REQUIRED)
+find_package(DataSampling REQUIRED)
+find_package(AliceO2 REQUIRED)
+find_package(CURL REQUIRED)
+find_package(ZeroMQ REQUIRED)
+find_package(Arrow REQUIRED)
+find_package(GLFW)
+find_package(FairRoot REQUIRED)
+find_package(FairMQ REQUIRED)
+find_package(FairLogger REQUIRED)
+find_package(
+  ROOT 6.06.02
+  COMPONENTS
+    RHTTP
+    RMySQL
+    Gui
+    REQUIRED
+)
+
+if(NOT MYSQL_FOUND)
+  message(WARNING "MySQL not found, the corresponding classes won't be built.")
+endif()
+
+# ---- Subdirectories ----
+
 add_subdirectory(Framework)
 add_subdirectory(Modules)
 add_subdirectory(doc)