mirror of
https://github.com/VCMP-SqMod/SqMod.git
synced 2024-11-08 08:47:17 +01:00
109 lines
4.2 KiB
CMake
109 lines
4.2 KiB
CMake
cmake_minimum_required(VERSION 3.7)
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project(SqMod)
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# Tell CMake where to find our scripts
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set(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake)
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set(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/vendor/POCO/cmake)
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# Several plugin options
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option(ENABLE_API21 "Build for 2.1 API." OFF)
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option(FORCE_32BIT_BIN "Create a 32-bit executable binary if the compiler defaults to 64-bit." OFF)
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# This option should only be available in certain conditions
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if(WIN32 AND MINGW)
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option(COPY_DEPENDENCIES "Copy deppendent DLLs into the deps folder." OFF)
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endif()
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# C++14 is mandatory
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set(CPP_STD_NUMBER 14)
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include(CheckCXXCompilerFlag)
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# C++ standard availability check
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if(${CMAKE_CXX_COMPILER_ID} MATCHES "(GNU)+")
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# Specific flags
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set(CPP_STD_COMPILER_FLAG "-std=c++14")
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# Don't even bother with previous version
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if(CPP_STD_NUMBER LESS 20 AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 8.0)
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check_cxx_compiler_flag(-std=c++20 HAVE_FLAG_STD_CXX20)
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check_cxx_compiler_flag(-std=c++2a HAVE_FLAG_STD_CXX2A)
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if(HAVE_FLAG_STD_CXX20 OR HAVE_FLAG_STD_CXX2A)
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# We can use C++20
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set(CPP_STD_NUMBER 20)
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# Specific flags
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if (HAVE_FLAG_STD_CXX2A AND NOT HAVE_FLAG_STD_CXX20)
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set(CPP_STD_COMPILER_FLAG "-std=c++2a")
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else()
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set(CPP_STD_COMPILER_FLAG "-std=c++20")
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endif()
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# Need these workarounds for older CMake
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if(${CMAKE_VERSION} VERSION_LESS "3.8.0")
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if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 10.0)
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set(CMAKE_CXX20_STANDARD_COMPILE_OPTION "-std=c++20")
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set(CMAKE_CXX20_EXTENSION_COMPILE_OPTION "-std=gnu++20")
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elseif (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 8.0)
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set(CMAKE_CXX20_STANDARD_COMPILE_OPTION "-std=c++2a")
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set(CMAKE_CXX20_EXTENSION_COMPILE_OPTION "-std=gnu++2a")
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endif()
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endif()
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endif()
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endif()
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# Don't even bother with previous version
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if(CPP_STD_NUMBER LESS 17 AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 7.0)
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check_cxx_compiler_flag(-std=c++17 HAVE_FLAG_STD_CXX17)
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check_cxx_compiler_flag(-std=c++1z HAVE_FLAG_STD_CXX1Z)
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if(HAVE_FLAG_STD_CXX17 OR HAVE_FLAG_STD_CXX1Z)
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# We can use C++17
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set(CPP_STD_NUMBER 17)
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# Specific flags
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if (HAVE_FLAG_STD_CXX1Z AND NOT HAVE_FLAG_STD_CXX17)
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set(CPP_STD_COMPILER_FLAG "-std=c++1z")
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else()
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set(CPP_STD_COMPILER_FLAG "-std=c++17")
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endif()
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# Need these workarounds for older CMake
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if(${CMAKE_VERSION} VERSION_LESS "3.8.0")
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if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 8.0)
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set(CMAKE_CXX17_STANDARD_COMPILE_OPTION "-std=c++17")
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set(CMAKE_CXX17_EXTENSION_COMPILE_OPTION "-std=gnu++17")
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elseif (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.1)
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set(CMAKE_CXX17_STANDARD_COMPILE_OPTION "-std=c++1z")
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set(CMAKE_CXX17_EXTENSION_COMPILE_OPTION "-std=gnu++1z")
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endif()
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endif()
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endif()
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endif()
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else()
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# C++14 is mandatory
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set(CPP_STD_NUMBER 14)
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endif()
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message(STATUS "SqMod: Using C++${CPP_STD_NUMBER} standard.")
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# Default to the identified standard
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if(CMAKE_VERSION VERSION_LESS "3.1")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CPP_STD_COMPILER_FLAG}")
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else()
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# Apparently the above does not work with cmake from on debian 8
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CPP_STD_COMPILER_FLAG}")
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# F* you too Debian. What can I say.
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if(CMAKE_VERSION VERSION_LESS "3.8.0" AND CPP_STD_NUMBER LESS 17)
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# Try the standard method as well
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set(CMAKE_CXX_STANDARD ${CPP_STD_NUMBER})
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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endif()
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endif()
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# Determine if build mode
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if(${CMAKE_BUILD_TYPE} MATCHES "(Debug)+")
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add_compile_options(-g)
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endif()
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# Enable position independent code
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if (${CMAKE_SYSTEM_NAME} MATCHES "Linux")
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set(CMAKE_POSITION_INDEPENDENT_CODE ON)
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endif()
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# Include vendor libraries
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add_subdirectory(vendor)
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# Include Module library
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add_subdirectory(module)
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