3e0e91013f
This reverts commit 23c1c0bdb2.
Because add_if_flag_compiles apparently allows unsequenced
even if the compiler doesn't support it..
55 lines
1.8 KiB
CMake
55 lines
1.8 KiB
CMake
cmake_minimum_required(VERSION 3.0)
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set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
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# Config options
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option(BUILD_EXAMPLES "Build the examples." ON)
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option(BUILD_GAMES "Build the example games." ON)
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option(ENABLE_ASAN "Enable AddressSanitizer (ASAN) for debugging (degrades performance)" OFF)
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option(ENABLE_UBSAN "Enable UndefinedBehaviorSanitizer (UBSan) for debugging" OFF)
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option(ENABLE_MSAN "Enable MemorySanitizer (MSan) for debugging (not recommended to run with ASAN)" OFF)
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if(CMAKE_VERSION VERSION_LESS "3.1")
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if(CMAKE_C_COMPILER_ID STREQUAL "GNU")
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set(CMAKE_C_FLAGS "-std=gnu99 ${CMAKE_C_FLAGS}")
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endif()
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else()
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set (CMAKE_C_STANDARD 99)
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endif()
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include(AddIfFlagCompiles)
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add_if_flag_compiles(-Werror=pointer-arith CMAKE_C_FLAGS)
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add_if_flag_compiles(-Werror=implicit-function-declaration CMAKE_C_FLAGS)
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# src/external/jar_xm.h does shady stuff
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add_if_flag_compiles(-fno-strict-aliasing CMAKE_C_FLAGS)
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include(CheckFileSystemSymlinkSupport)
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if (ENABLE_ASAN)
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add_if_flag_compiles(-fno-omit-frame-pointer CMAKE_C_FLAGS CMAKE_LINKER_FLAGS)
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add_if_flag_compiles(-fsanitize=address CMAKE_C_FLAGS CMAKE_LINKER_FLAGS)
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endif()
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if (ENABLE_UBSAN)
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add_if_flag_compiles(-fno-omit-frame-pointer CMAKE_C_FLAGS CMAKE_LINKER_FLAGS)
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add_if_flag_compiles(-fsanitize=undefined CMAKE_C_FLAGS CMAKE_LINKER_FLAGS)
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endif()
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if (ENABLE_MSAN)
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add_if_flag_compiles(-fno-omit-frame-pointer CMAKE_C_FLAGS CMAKE_LINKER_FLAGS)
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add_if_flag_compiles(-fsanitize=memory CMAKE_C_FLAGS CMAKE_LINKER_FLAGS)
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endif()
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if (ENABLE_MSAN AND ENABLE_ASAN)
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MESSAGE(WARNING "Compiling with both AddressSanitizer and MemorySanitizer is not recommended")
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endif()
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add_subdirectory(src)
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if (${BUILD_EXAMPLES})
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add_subdirectory(examples)
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endif()
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if (${BUILD_GAMES})
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add_subdirectory(games)
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endif()
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enable_testing()
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