| |
| # This file sets the basic flags for the C++ language in CMake. |
| # It also loads the available platform file for the system-compiler |
| # if it exists. |
| |
| GET_FILENAME_COMPONENT(CMAKE_BASE_NAME ${CMAKE_CXX_COMPILER} NAME_WE) |
| # since the gnu compiler has several names force g++ |
| IF(CMAKE_COMPILER_IS_GNUCXX) |
| SET(CMAKE_BASE_NAME g++) |
| ENDIF(CMAKE_COMPILER_IS_GNUCXX) |
| SET(CMAKE_SYSTEM_AND_CXX_COMPILER_INFO_FILE |
| ${CMAKE_ROOT}/Modules/Platform/${CMAKE_SYSTEM_NAME}-${CMAKE_BASE_NAME}.cmake) |
| INCLUDE(Platform/${CMAKE_SYSTEM_NAME}-${CMAKE_BASE_NAME} OPTIONAL) |
| # This should be included before the _INIT variables are |
| # used to initialize the cache. Since the rule variables |
| # have if blocks on them, users can still define them here. |
| # But, it should still be after the platform file so changes can |
| # be made to those values. |
| |
| IF(CMAKE_USER_MAKE_RULES_OVERRIDE) |
| INCLUDE(${CMAKE_USER_MAKE_RULES_OVERRIDE}) |
| ENDIF(CMAKE_USER_MAKE_RULES_OVERRIDE) |
| |
| IF(CMAKE_USER_MAKE_RULES_OVERRIDE_CXX) |
| INCLUDE(${CMAKE_USER_MAKE_RULES_OVERRIDE_CXX}) |
| ENDIF(CMAKE_USER_MAKE_RULES_OVERRIDE_CXX) |
| |
| |
| # for most systems a module is the same as a shared library |
| # so unless the variable CMAKE_MODULE_EXISTS is set just |
| # copy the values from the LIBRARY variables |
| IF(NOT CMAKE_MODULE_EXISTS) |
| SET(CMAKE_SHARED_MODULE_CXX_FLAGS ${CMAKE_SHARED_LIBRARY_CXX_FLAGS}) |
| ENDIF(NOT CMAKE_MODULE_EXISTS) |
| # Create a set of shared library variable specific to C++ |
| # For 90% of the systems, these are the same flags as the C versions |
| # so if these are not set just copy the flags from the c version |
| IF(NOT CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS) |
| SET(CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS ${CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS}) |
| ENDIF(NOT CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS) |
| |
| IF(NOT CMAKE_SHARED_LIBRARY_CXX_FLAGS) |
| SET(CMAKE_SHARED_LIBRARY_CXX_FLAGS ${CMAKE_SHARED_LIBRARY_C_FLAGS}) |
| ENDIF(NOT CMAKE_SHARED_LIBRARY_CXX_FLAGS) |
| |
| IF(NOT CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS) |
| SET(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS ${CMAKE_SHARED_LIBRARY_LINK_C_FLAGS}) |
| ENDIF(NOT CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS) |
| |
| IF(NOT CMAKE_SHARED_LIBRARY_RUNTIME_CXX_FLAG) |
| SET(CMAKE_SHARED_LIBRARY_RUNTIME_CXX_FLAG ${CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG}) |
| ENDIF(NOT CMAKE_SHARED_LIBRARY_RUNTIME_CXX_FLAG) |
| |
| IF(NOT CMAKE_SHARED_LIBRARY_RUNTIME_CXX_FLAG_SEP) |
| SET(CMAKE_SHARED_LIBRARY_RUNTIME_CXX_FLAG_SEP ${CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG_SEP}) |
| ENDIF(NOT CMAKE_SHARED_LIBRARY_RUNTIME_CXX_FLAG_SEP) |
| |
| IF(NOT CMAKE_INCLUDE_FLAG_CXX) |
| SET(CMAKE_INCLUDE_FLAG_CXX ${CMAKE_INCLUDE_FLAG_C}) |
| ENDIF(NOT CMAKE_INCLUDE_FLAG_CXX) |
| |
| IF(NOT CMAKE_INCLUDE_FLAG_SEP_CXX) |
| SET(CMAKE_INCLUDE_FLAG_SEP_CXX ${CMAKE_INCLUDE_FLAG_SEP_C}) |
| ENDIF(NOT CMAKE_INCLUDE_FLAG_SEP_CXX) |
| |
| # repeat for modules |
| IF(NOT CMAKE_SHARED_MODULE_CREATE_CXX_FLAGS) |
| SET(CMAKE_SHARED_MODULE_CREATE_CXX_FLAGS ${CMAKE_SHARED_MODULE_CREATE_C_FLAGS}) |
| ENDIF(NOT CMAKE_SHARED_MODULE_CREATE_CXX_FLAGS) |
| |
| IF(NOT CMAKE_SHARED_MODULE_CXX_FLAGS) |
| SET(CMAKE_SHARED_MODULE_CXX_FLAGS ${CMAKE_SHARED_MODULE_C_FLAGS}) |
| ENDIF(NOT CMAKE_SHARED_MODULE_CXX_FLAGS) |
| |
| IF(NOT CMAKE_SHARED_MODULE_RUNTIME_CXX_FLAG) |
| SET(CMAKE_SHARED_MODULE_RUNTIME_CXX_FLAG ${CMAKE_SHARED_MODULE_RUNTIME_FLAG}) |
| ENDIF(NOT CMAKE_SHARED_MODULE_RUNTIME_CXX_FLAG) |
| |
| IF(NOT CMAKE_SHARED_MODULE_RUNTIME_CXX_FLAG_SEP) |
| SET(CMAKE_SHARED_MODULE_RUNTIME_CXX_FLAG_SEP ${CMAKE_SHARED_MODULE_RUNTIME_FLAG_SEP}) |
| ENDIF(NOT CMAKE_SHARED_MODULE_RUNTIME_CXX_FLAG_SEP) |
| |
| # Initialize CXX link type selection flags from C versions. |
| FOREACH(type SHARED_LIBRARY SHARED_MODULE EXE) |
| IF(NOT CMAKE_${type}_LINK_STATIC_CXX_FLAGS) |
| SET(CMAKE_${type}_LINK_STATIC_CXX_FLAGS |
| ${CMAKE_${type}_LINK_STATIC_C_FLAGS}) |
| ENDIF(NOT CMAKE_${type}_LINK_STATIC_CXX_FLAGS) |
| IF(NOT CMAKE_${type}_LINK_DYNAMIC_CXX_FLAGS) |
| SET(CMAKE_${type}_LINK_DYNAMIC_CXX_FLAGS |
| ${CMAKE_${type}_LINK_DYNAMIC_C_FLAGS}) |
| ENDIF(NOT CMAKE_${type}_LINK_DYNAMIC_CXX_FLAGS) |
| ENDFOREACH(type) |
| |
| # add the flags to the cache based |
| # on the initial values computed in the platform/*.cmake files |
| # use _INIT variables so that this only happens the first time |
| # and you can set these flags in the cmake cache |
| SET (CMAKE_CXX_FLAGS "$ENV{CXXFLAGS} ${CMAKE_CXX_FLAGS_INIT}" CACHE STRING |
| "Flags used by the compiler during all build types.") |
| |
| |
| IF(NOT CMAKE_NOT_USING_CONFIG_FLAGS) |
| SET (CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG_INIT}" CACHE STRING |
| "Flags used by the compiler during debug builds.") |
| SET (CMAKE_CXX_FLAGS_MINSIZEREL "${CMAKE_CXX_FLAGS_MINSIZEREL_INIT}" CACHE STRING |
| "Flags used by the compiler during release minsize builds.") |
| SET (CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE_INIT}" CACHE STRING |
| "Flags used by the compiler during release builds (/MD /Ob1 /Oi /Ot /Oy /Gs will produce slightly less optimized but smaller files).") |
| SET (CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO_INIT}" CACHE STRING |
| "Flags used by the compiler during Release with Debug Info builds.") |
| |
| ENDIF(NOT CMAKE_NOT_USING_CONFIG_FLAGS) |
| |
| IF(CMAKE_CXX_STANDARD_LIBRARIES_INIT) |
| SET(CMAKE_CXX_STANDARD_LIBRARIES "${CMAKE_CXX_STANDARD_LIBRARIES_INIT}" |
| CACHE STRING "Libraries linked by defalut with all C++ applications.") |
| MARK_AS_ADVANCED(CMAKE_CXX_STANDARD_LIBRARIES) |
| ENDIF(CMAKE_CXX_STANDARD_LIBRARIES_INIT) |
| |
| INCLUDE(CMakeCommonLanguageInclude) |
| |
| # now define the following rules: |
| # CMAKE_CXX_CREATE_SHARED_LIBRARY |
| # CMAKE_CXX_CREATE_SHARED_MODULE |
| # CMAKE_CXX_CREATE_STATIC_LIBRARY |
| # CMAKE_CXX_COMPILE_OBJECT |
| # CMAKE_CXX_LINK_EXECUTABLE |
| |
| # variables supplied by the generator at use time |
| # <TARGET> |
| # <TARGET_BASE> the target without the suffix |
| # <OBJECTS> |
| # <OBJECT> |
| # <LINK_LIBRARIES> |
| # <FLAGS> |
| # <LINK_FLAGS> |
| |
| # CXX compiler information |
| # <CMAKE_CXX_COMPILER> |
| # <CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS> |
| # <CMAKE_CXX_SHARED_MODULE_CREATE_FLAGS> |
| # <CMAKE_CXX_LINK_FLAGS> |
| |
| # Static library tools |
| # <CMAKE_AR> |
| # <CMAKE_RANLIB> |
| |
| |
| # create a shared C++ library |
| IF(NOT CMAKE_CXX_CREATE_SHARED_LIBRARY) |
| SET(CMAKE_CXX_CREATE_SHARED_LIBRARY |
| "<CMAKE_CXX_COMPILER> <CMAKE_SHARED_LIBRARY_CXX_FLAGS> <LANGUAGE_COMPILE_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS> <CMAKE_SHARED_LIBRARY_SONAME_CXX_FLAG><TARGET_SONAME> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>") |
| ENDIF(NOT CMAKE_CXX_CREATE_SHARED_LIBRARY) |
| |
| # create a c++ shared module copy the shared library rule by default |
| IF(NOT CMAKE_CXX_CREATE_SHARED_MODULE) |
| SET(CMAKE_CXX_CREATE_SHARED_MODULE ${CMAKE_CXX_CREATE_SHARED_LIBRARY}) |
| ENDIF(NOT CMAKE_CXX_CREATE_SHARED_MODULE) |
| |
| |
| # create a C++ static library |
| IF(NOT CMAKE_CXX_CREATE_STATIC_LIBRARY) |
| SET(CMAKE_CXX_CREATE_STATIC_LIBRARY |
| "<CMAKE_AR> cr <TARGET> <LINK_FLAGS> <OBJECTS> " |
| "<CMAKE_RANLIB> <TARGET> ") |
| ENDIF(NOT CMAKE_CXX_CREATE_STATIC_LIBRARY) |
| |
| # compile a C++ file into an object file |
| IF(NOT CMAKE_CXX_COMPILE_OBJECT) |
| SET(CMAKE_CXX_COMPILE_OBJECT |
| "<CMAKE_CXX_COMPILER> <FLAGS> -o <OBJECT> -c <SOURCE>") |
| ENDIF(NOT CMAKE_CXX_COMPILE_OBJECT) |
| |
| IF(NOT CMAKE_CXX_LINK_EXECUTABLE) |
| SET(CMAKE_CXX_LINK_EXECUTABLE |
| "<CMAKE_CXX_COMPILER> <FLAGS> <CMAKE_CXX_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>") |
| ENDIF(NOT CMAKE_CXX_LINK_EXECUTABLE) |
| |
| MARK_AS_ADVANCED( |
| CMAKE_BUILD_TOOL |
| CMAKE_VERBOSE_MAKEFILE |
| CMAKE_CXX_FLAGS |
| CMAKE_CXX_FLAGS_RELEASE |
| CMAKE_CXX_FLAGS_RELWITHDEBINFO |
| CMAKE_CXX_FLAGS_MINSIZEREL |
| CMAKE_CXX_FLAGS_DEBUG) |
| |
| SET(CMAKE_CXX_INFORMATION_LOADED 1) |
| |