270 lines
11 KiB
CMake
270 lines
11 KiB
CMake
CMAKE_MINIMUM_REQUIRED(VERSION 2.8.12)
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if(POLICY CMP0025)
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# detect Apple's Clang
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cmake_policy(SET CMP0025 NEW)
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endif()
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if(POLICY CMP0054)
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cmake_policy(SET CMP0054 NEW)
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endif()
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SET(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules)
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set(LIB_MAJOR_VERSION "1")
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set(LIB_MINOR_VERSION "1")
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set(LIB_PATCH_VERSION "0")
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set(LIB_VERSION_STRING "${LIB_MAJOR_VERSION}.${LIB_MINOR_VERSION}.${LIB_PATCH_VERSION}")
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if (CMAKE_VERSION VERSION_LESS 3.0)
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PROJECT(RapidJSON CXX)
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else()
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cmake_policy(SET CMP0048 NEW)
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PROJECT(RapidJSON VERSION "${LIB_VERSION_STRING}" LANGUAGES CXX)
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endif()
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# compile in release with debug info mode by default
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if(NOT CMAKE_BUILD_TYPE)
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set(CMAKE_BUILD_TYPE "RelWithDebInfo" CACHE STRING "Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel." FORCE)
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endif()
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# Build all binaries in a separate directory
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SET(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
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option(RAPIDJSON_BUILD_DOC "Build rapidjson documentation." ON)
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option(RAPIDJSON_BUILD_EXAMPLES "Build rapidjson examples." ON)
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option(RAPIDJSON_BUILD_TESTS "Build rapidjson perftests and unittests." ON)
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option(RAPIDJSON_BUILD_THIRDPARTY_GTEST
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"Use gtest installation in `thirdparty/gtest` by default if available" OFF)
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option(RAPIDJSON_BUILD_CXX11 "Build rapidjson with C++11" ON)
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option(RAPIDJSON_BUILD_CXX17 "Build rapidjson with C++17" OFF)
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option(RAPIDJSON_BUILD_CXX20 "Build rapidjson with C++20" OFF)
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if(RAPIDJSON_BUILD_CXX11)
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set(CMAKE_CXX_STANDARD 11)
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set(CMAKE_CXX_STANDARD_REQUIRED TRUE)
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endif()
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option(RAPIDJSON_BUILD_ASAN "Build rapidjson with address sanitizer (gcc/clang)" OFF)
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option(RAPIDJSON_BUILD_UBSAN "Build rapidjson with undefined behavior sanitizer (gcc/clang)" OFF)
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option(RAPIDJSON_ENABLE_INSTRUMENTATION_OPT "Build rapidjson with -march or -mcpu options" ON)
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option(RAPIDJSON_HAS_STDSTRING "" OFF)
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if(RAPIDJSON_HAS_STDSTRING)
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add_definitions(-DRAPIDJSON_HAS_STDSTRING)
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endif()
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option(RAPIDJSON_USE_MEMBERSMAP "" OFF)
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if(RAPIDJSON_USE_MEMBERSMAP)
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add_definitions(-DRAPIDJSON_USE_MEMBERSMAP=1)
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endif()
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find_program(CCACHE_FOUND ccache)
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if(CCACHE_FOUND)
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set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE ccache)
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set_property(GLOBAL PROPERTY RULE_LAUNCH_LINK ccache)
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if (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Qunused-arguments -fcolor-diagnostics")
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endif()
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endif(CCACHE_FOUND)
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find_program(VALGRIND_FOUND valgrind)
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if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
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if(RAPIDJSON_ENABLE_INSTRUMENTATION_OPT AND NOT CMAKE_CROSSCOMPILING)
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if(CMAKE_SYSTEM_PROCESSOR STREQUAL "powerpc" OR CMAKE_SYSTEM_PROCESSOR STREQUAL "ppc" OR CMAKE_SYSTEM_PROCESSOR STREQUAL "ppc64" OR CMAKE_SYSTEM_PROCESSOR STREQUAL "ppc64le")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mcpu=native")
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else()
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#FIXME: x86 is -march=native, but doesn't mean every arch is this option. To keep original project's compatibility, I leave this except POWER.
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native")
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endif()
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endif()
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Werror")
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set(EXTRA_CXX_FLAGS -Weffc++ -Wswitch-default -Wfloat-equal -Wconversion -Wsign-conversion)
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if (RAPIDJSON_BUILD_CXX11 AND CMAKE_VERSION VERSION_LESS 3.1)
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if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS "4.7.0")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
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else()
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
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endif()
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elseif (RAPIDJSON_BUILD_CXX17 AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS "5.0")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17")
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elseif (RAPIDJSON_BUILD_CXX20 AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS "8.0")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++20")
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endif()
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if (RAPIDJSON_BUILD_ASAN)
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if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS "4.8.0")
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message(FATAL_ERROR "GCC < 4.8 doesn't support the address sanitizer")
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else()
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address")
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endif()
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endif()
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if (RAPIDJSON_BUILD_UBSAN)
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if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS "4.9.0")
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message(FATAL_ERROR "GCC < 4.9 doesn't support the undefined behavior sanitizer")
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else()
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=undefined")
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endif()
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endif()
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elseif (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
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if(NOT CMAKE_CROSSCOMPILING)
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if(CMAKE_SYSTEM_PROCESSOR STREQUAL "powerpc" OR CMAKE_SYSTEM_PROCESSOR STREQUAL "ppc" OR CMAKE_SYSTEM_PROCESSOR STREQUAL "ppc64" OR CMAKE_SYSTEM_PROCESSOR STREQUAL "ppc64le")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mcpu=native")
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else()
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#FIXME: x86 is -march=native, but doesn't mean every arch is this option. To keep original project's compatibility, I leave this except POWER.
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native")
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endif()
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endif()
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Werror -Wno-missing-field-initializers")
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set(EXTRA_CXX_FLAGS -Weffc++ -Wswitch-default -Wfloat-equal -Wconversion -Wimplicit-fallthrough)
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if (RAPIDJSON_BUILD_CXX11 AND CMAKE_VERSION VERSION_LESS 3.1)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
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elseif (RAPIDJSON_BUILD_CXX17 AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS "4.0")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17")
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elseif (RAPIDJSON_BUILD_CXX20 AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS "10.0")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++20")
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endif()
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if (RAPIDJSON_BUILD_ASAN)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address")
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endif()
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if (RAPIDJSON_BUILD_UBSAN)
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if (CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=undefined-trap -fsanitize-undefined-trap-on-error")
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else()
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=undefined")
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endif()
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endif()
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elseif (CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
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add_definitions(-D_CRT_SECURE_NO_WARNINGS=1)
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add_definitions(-DNOMINMAX)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /EHsc")
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# CMake >= 3.10 should handle the above CMAKE_CXX_STANDARD fine, otherwise use /std:c++XX with MSVC >= 19.10
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if (RAPIDJSON_BUILD_CXX11 AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS "19.10")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /std:c++11")
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elseif (RAPIDJSON_BUILD_CXX17 AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS "19.14")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /std:c++17")
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elseif (RAPIDJSON_BUILD_CXX20 AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS "19.29")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /std:c++20")
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endif()
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# Always compile with /WX
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if(CMAKE_CXX_FLAGS MATCHES "/WX-")
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string(REGEX REPLACE "/WX-" "/WX" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
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else()
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /WX")
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endif()
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elseif (CMAKE_CXX_COMPILER_ID MATCHES "XL")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -qarch=auto")
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endif()
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#add extra search paths for libraries and includes
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SET(INCLUDE_INSTALL_DIR "${CMAKE_INSTALL_PREFIX}/include" CACHE PATH "The directory the headers are installed in")
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SET(LIB_INSTALL_DIR "${CMAKE_INSTALL_PREFIX}/lib" CACHE STRING "Directory where lib will install")
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SET(DOC_INSTALL_DIR "${CMAKE_INSTALL_PREFIX}/share/doc/${PROJECT_NAME}" CACHE PATH "Path to the documentation")
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IF(UNIX OR CYGWIN)
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SET(_CMAKE_INSTALL_DIR "${LIB_INSTALL_DIR}/cmake/${PROJECT_NAME}")
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ELSEIF(WIN32)
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SET(_CMAKE_INSTALL_DIR "${CMAKE_INSTALL_PREFIX}/cmake")
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ENDIF()
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SET(CMAKE_INSTALL_DIR "${_CMAKE_INSTALL_DIR}" CACHE PATH "The directory cmake files are installed in")
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include_directories(${CMAKE_CURRENT_SOURCE_DIR}/include)
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if(RAPIDJSON_BUILD_DOC)
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add_subdirectory(doc)
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endif()
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add_custom_target(travis_doc)
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add_custom_command(TARGET travis_doc
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COMMAND ${CMAKE_CURRENT_SOURCE_DIR}/travis-doxygen.sh)
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if(RAPIDJSON_BUILD_EXAMPLES)
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add_subdirectory(example)
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endif()
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if(RAPIDJSON_BUILD_TESTS)
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if(MSVC11)
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# required for VS2012 due to missing support for variadic templates
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add_definitions(-D_VARIADIC_MAX=10)
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endif(MSVC11)
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add_subdirectory(test)
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include(CTest)
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endif()
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# pkg-config
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IF (UNIX OR CYGWIN)
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CONFIGURE_FILE (${CMAKE_CURRENT_SOURCE_DIR}/${PROJECT_NAME}.pc.in
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${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}.pc
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@ONLY)
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INSTALL (FILES ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}.pc
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DESTINATION "${LIB_INSTALL_DIR}/pkgconfig"
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COMPONENT pkgconfig)
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ENDIF()
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install(FILES readme.md
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DESTINATION "${DOC_INSTALL_DIR}"
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COMPONENT doc)
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# Add an interface target to export it
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add_library(RapidJSON INTERFACE)
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target_include_directories(RapidJSON INTERFACE $<INSTALL_INTERFACE:include/rapidjson>)
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install(DIRECTORY include/rapidjson
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DESTINATION "${INCLUDE_INSTALL_DIR}"
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COMPONENT dev)
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install(DIRECTORY example/
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DESTINATION "${DOC_INSTALL_DIR}/examples"
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COMPONENT examples
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# Following patterns are for excluding the intermediate/object files
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# from an install of in-source CMake build.
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PATTERN "CMakeFiles" EXCLUDE
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PATTERN "Makefile" EXCLUDE
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PATTERN "cmake_install.cmake" EXCLUDE)
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# Provide config and version files to be used by other applications
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# ===============================
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################################################################################
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# Export package for use from the build tree
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EXPORT( PACKAGE ${PROJECT_NAME} )
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# Create the RapidJSONConfig.cmake file for other cmake projects.
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# ... for the build tree
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SET( CONFIG_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
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SET( CONFIG_DIR ${CMAKE_CURRENT_BINARY_DIR})
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SET( ${PROJECT_NAME}_INCLUDE_DIR "\${${PROJECT_NAME}_SOURCE_DIR}/include" )
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INCLUDE(CMakePackageConfigHelpers)
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CONFIGURE_FILE( ${CMAKE_CURRENT_SOURCE_DIR}/${PROJECT_NAME}Config.cmake.in
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${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Config.cmake @ONLY )
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CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/${PROJECT_NAME}ConfigVersion.cmake.in
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${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake @ONLY)
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# ... for the install tree
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SET( CMAKECONFIG_INSTALL_DIR ${LIB_INSTALL_DIR}/cmake/${PROJECT_NAME} )
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FILE( RELATIVE_PATH REL_INCLUDE_DIR
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"${CMAKECONFIG_INSTALL_DIR}"
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"${CMAKE_INSTALL_PREFIX}/include" )
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SET( ${PROJECT_NAME}_INCLUDE_DIR "\${${PROJECT_NAME}_CMAKE_DIR}/${REL_INCLUDE_DIR}" )
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SET( CONFIG_SOURCE_DIR )
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SET( CONFIG_DIR )
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CONFIGURE_FILE( ${CMAKE_CURRENT_SOURCE_DIR}/${PROJECT_NAME}Config.cmake.in
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${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/${PROJECT_NAME}Config.cmake @ONLY )
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INSTALL(FILES "${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/${PROJECT_NAME}Config.cmake"
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DESTINATION ${CMAKECONFIG_INSTALL_DIR} )
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# Install files
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IF(CMAKE_INSTALL_DIR)
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INSTALL(FILES
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${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Config.cmake
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${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake
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DESTINATION "${CMAKE_INSTALL_DIR}"
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COMPONENT dev)
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INSTALL(TARGETS RapidJSON EXPORT RapidJSON-targets)
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INSTALL(EXPORT RapidJSON-targets DESTINATION ${CMAKE_INSTALL_DIR})
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ENDIF()
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