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