96 lines
3.6 KiB
CMake
96 lines
3.6 KiB
CMake
#
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# Core setup
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#
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set(CMAKE_CXX_STANDARD 14)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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set(CMAKE_CXX_EXTENSIONS OFF)
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# Export compile commands used for custom targets
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set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
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# Set default build type if not specified
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if(NOT CMAKE_BUILD_TYPE)
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message_colored(STATUS "No build type specified; using Release" 33)
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set(CMAKE_BUILD_TYPE "Release")
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endif()
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# Compiler flags
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wextra")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Werror")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O3")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pedantic")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pedantic-errors")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ffunction-sections -fdata-sections")
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set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -DDEBUG")
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set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -O0")
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set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -g2")
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# Linker flags
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--gc-sections")
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set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} -s")
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# Check compiler
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if(${CMAKE_CXX_COMPILER_ID} STREQUAL Clang)
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if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS "3.4.0")
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message_colored(FATAL_ERROR "Compiler not supported (Requires clang-3.4+ or gcc-5.1+)" 31)
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else()
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message_colored(STATUS "Using supported compiler ${CMAKE_CXX_COMPILER_ID}-${CMAKE_CXX_COMPILER_VERSION}" 32)
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endif()
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elseif(${CMAKE_CXX_COMPILER_ID} STREQUAL GNU)
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if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS "5.1.0")
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message_colored(FATAL_ERROR "Compiler not supported (Requires clang-3.4+ or gcc-5.1+)" 31)
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else()
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message_colored(STATUS "Using supported compiler ${CMAKE_CXX_COMPILER_ID}-${CMAKE_CXX_COMPILER_VERSION}" 32)
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endif()
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else()
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message_colored(WARNING "Using unsupported compiler ${CMAKE_CXX_COMPILER_ID}-${CMAKE_CXX_COMPILER_VERSION} !" 31)
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endif()
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# Set compiler and linker flags for preferred C++ library
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if(CXXLIB_CLANG)
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message_colored(STATUS "Linking against libc++" 32)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -lc++ -lc++abi")
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elseif(CXXLIB_GCC)
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message_colored(STATUS "Linking against libstdc++" 32)
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -lstdc++")
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else()
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message_colored(STATUS "No preferred c++lib specified... linking against system default" 33)
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endif()
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if(ENABLE_CCACHE)
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require_binary(ccache)
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set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE ${BINPATH_ccache})
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set_property(GLOBAL PROPERTY RULE_LAUNCH_LINK ${BINPATH_ccache})
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endif()
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# Install paths
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if(NOT DEFINED CMAKE_INSTALL_BINDIR)
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set(CMAKE_INSTALL_BINDIR bin)
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endif()
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if(NOT DEFINED CMAKE_INSTALL_SBINDIR)
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set(CMAKE_INSTALL_SBINDIR sbin)
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endif()
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if(NOT DEFINED CMAKE_INSTALL_LIBDIR)
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set(CMAKE_INSTALL_LIBDIR lib)
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endif()
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if(NOT DEFINED CMAKE_INSTALL_INCLUDEDIR)
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set(CMAKE_INSTALL_INCLUDEDIR include)
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endif()
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# Custom build type ; SANITIZE
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SET(CMAKE_CXX_FLAGS_SANITIZE "-O1 -g -fsanitize=address -fno-omit-frame-pointer -fno-optimize-sibling-calls"
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CACHE STRING "Flags used by the C++ compiler during sanitize builds." FORCE)
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SET(CMAKE_C_FLAGS_SANITIZE ""
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CACHE STRING "Flags used by the C compiler during sanitize builds." FORCE)
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SET(CMAKE_EXE_LINKER_FLAGS_SANITIZE ""
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CACHE STRING "Flags used for linking binaries during sanitize builds." FORCE)
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SET(CMAKE_SHARED_LINKER_FLAGS_SANITIZE ""
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CACHE STRING "Flags used by the shared libraries linker during sanitize builds." FORCE)
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MARK_AS_ADVANCED(
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CMAKE_CXX_FLAGS_SANITIZE
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CMAKE_C_FLAGS_SANITIZE
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CMAKE_EXE_LINKER_FLAGS_SANITIZE
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CMAKE_SHARED_LINKER_FLAGS_SANITIZE)
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