1include(CheckLibraryExists) 2include(CheckCXXCompilerFlag) 3 4# Check compiler flags 5check_cxx_compiler_flag(-std=c++0x LIBCXX_HAS_STDCXX0X_FLAG) 6check_cxx_compiler_flag(-fPIC LIBCXX_HAS_FPIC_FLAG) 7check_cxx_compiler_flag(-nodefaultlibs LIBCXX_HAS_NODEFAULTLIBS_FLAG) 8check_cxx_compiler_flag(-nostdinc++ LIBCXX_HAS_NOSTDINCXX_FLAG) 9check_cxx_compiler_flag(-Wall LIBCXX_HAS_WALL_FLAG) 10check_cxx_compiler_flag(-W LIBCXX_HAS_W_FLAG) 11check_cxx_compiler_flag(-Wno-unused-parameter LIBCXX_HAS_WNO_UNUSED_PARAMETER_FLAG) 12check_cxx_compiler_flag(-Wwrite-strings LIBCXX_HAS_WWRITE_STRINGS_FLAG) 13check_cxx_compiler_flag(-Wno-long-long LIBCXX_HAS_WNO_LONG_LONG_FLAG) 14check_cxx_compiler_flag(-pedantic LIBCXX_HAS_PEDANTIC_FLAG) 15check_cxx_compiler_flag(-Werror LIBCXX_HAS_WERROR_FLAG) 16check_cxx_compiler_flag(-fno-exceptions LIBCXX_HAS_FNO_EXCEPTIONS_FLAG) 17check_cxx_compiler_flag(-fno-rtti LIBCXX_HAS_FNO_RTTI_FLAG) 18check_cxx_compiler_flag(/WX LIBCXX_HAS_WX_FLAG) 19check_cxx_compiler_flag(/EHsc LIBCXX_HAS_EHSC_FLAG) 20check_cxx_compiler_flag(/EHs- LIBCXX_HAS_NO_EHS_FLAG) 21check_cxx_compiler_flag(/EHa- LIBCXX_HAS_NO_EHA_FLAG) 22check_cxx_compiler_flag(/GR- LIBCXX_HAS_NO_GR_FLAG) 23 24# Check libraries 25check_library_exists(pthread pthread_create "" LIBCXX_HAS_PTHREAD_LIB) 26check_library_exists(c printf "" LIBCXX_HAS_C_LIB) 27check_library_exists(m ccos "" LIBCXX_HAS_M_LIB) 28check_library_exists(rt clock_gettime "" LIBCXX_HAS_RT_LIB) 29check_library_exists(gcc_s __gcc_personality_v0 "" LIBCXX_HAS_GCC_S_LIB) 30 31# Check C++0x features 32if (LIBCXX_ENABLE_CXX0X) 33 if (LIBCXX_HAS_STDCXX0X_FLAG) 34 set(CMAKE_REQUIRED_DEFINITIONS -std=c++0x) 35 endif() 36else() 37 set(LIBCXX_HAS_STDCXX0X_FLAG FALSE) 38endif() 39