cgal/Installation/cmake/modules/CGAL_SetupFlags.cmake

71 lines
3.5 KiB
CMake

#
# Set CGAL_DONT_OVERRIDE_CMAKE_FLAGS to TRUE if you need to prevent the CGAL configuration to
# override the flags used to build the libraries
#
if ( NOT CGAL_DONT_OVERRIDE_CMAKE_FLAGS )
set ( CMAKE_BUILD_TYPE "${CGAL_BUILD_TYPE_INIT}" )
string( TOUPPER "${CMAKE_BUILD_TYPE}" CGAL_BUILD_TYPE_UPPER )
if ( CGAL_SHARED_LIBS )
set( CGAL_LINKER_FLAGS_TYPE SHARED )
else()
set( CGAL_LINKER_FLAGS_TYPE MODULE )
endif()
set ( CMAKE_CXX_FLAGS "${CGAL_CXX_FLAGS_INIT}" )
set ( CMAKE_CXX_FLAGS_${CGAL_BUILD_TYPE_UPPER} "${CGAL_CXX_FLAGS_${CGAL_BUILD_TYPE_UPPER}_INIT}" )
set ( CMAKE_EXE_LINKER_FLAGS "${CGAL_${CGAL_LINKER_FLAGS_TYPE}_LINKER_FLAGS_INIT}" )
set ( CMAKE_EXE_LINKER_FLAGS_${CGAL_BUILD_TYPE_UPPER} "${CGAL_${CGAL_LINKER_FLAGS_TYPE}_LINKER_FLAGS_${CGAL_BUILD_TYPE_UPPER}_INIT}" )
endif()
uniquely_add_flags( CMAKE_CXX_FLAGS ${CGAL_CXX_FLAGS} )
uniquely_add_flags( CMAKE_CXX_FLAGS_RELEASE ${CGAL_CXX_FLAGS_RELEASE} )
uniquely_add_flags( CMAKE_CXX_FLAGS_DEBUG ${CGAL_CXX_FLAGS_DEBUG} )
uniquely_add_flags( CMAKE_MODULE_LINKER_FLAGS ${CGAL_MODULE_LINKER_FLAGS} )
uniquely_add_flags( CMAKE_MODULE_LINKER_FLAGS_RELEASE ${CGAL_MODULE_LINKER_FLAGS_RELEASE} )
uniquely_add_flags( CMAKE_MODULE_LINKER_FLAGS_DEBUG ${CGAL_MODULE_LINKER_FLAGS_DEBUG} )
uniquely_add_flags( CMAKE_SHARED_LINKER_FLAGS ${CGAL_SHARED_LINKER_FLAGS} )
uniquely_add_flags( CMAKE_SHARED_LINKER_FLAGS_RELEASE ${CGAL_SHARED_LINKER_FLAGS_RELEASE} )
uniquely_add_flags( CMAKE_SHARED_LINKER_FLAGS_DEBUG ${CGAL_SHARED_LINKER_FLAGS_DEBUG} )
uniquely_add_flags( CMAKE_EXE_LINKER_FLAGS ${CGAL_EXE_LINKER_FLAGS} )
uniquely_add_flags( CMAKE_EXE_LINKER_FLAGS_RELEASE ${CGAL_EXE_LINKER_FLAGS_RELEASE} )
uniquely_add_flags( CMAKE_EXE_LINKER_FLAGS_DEBUG ${CGAL_EXE_LINKER_FLAGS_DEBUG} )
# Set a default build type if none is given
if ( NOT CMAKE_BUILD_TYPE )
set ( CMAKE_BUILD_TYPE Release )
endif()
if ( NOT "${CMAKE_BUILD_TYPE}" STREQUAL "Release" AND NOT "${CMAKE_BUILD_TYPE}" STREQUAL "Debug" )
message( FATAL_ERROR "${CMAKE_BUILD_TYPE} is not a valid build type: only Release or Debug is allowed" )
endif()
message( STATUS "Build type: ${CMAKE_BUILD_TYPE}" )
string( TOUPPER "${CMAKE_BUILD_TYPE}" CGAL_BUILD_TYPE_UPPER )
# Only one configuration type is supported
set(CMAKE_CONFIGURATION_TYPES ${CMAKE_BUILD_TYPE} )
message( STATUS "USING CUSTOM_CXXFLAGS = '${CGAL_CXX_FLAGS} ${CGAL_CXX_FLAGS_${CGAL_BUILD_TYPE_UPPER}}'" )
message( STATUS "USING CXXFLAGS = '${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_${CGAL_BUILD_TYPE_UPPER}}'" )
if ( CGAL_BUILDING_LIBS )
if ( BUILD_SHARED_LIBS )
message( STATUS "USING CUSTOM_LDFLAGS = '${CGAL_SHARED_LINKER_FLAGS} ${CGAL_SHARED_LINKER_FLAGS_${CGAL_BUILD_TYPE_UPPER}}'" )
message( STATUS "USING LDFLAGS = '${CMAKE_SHARED_LINKER_FLAGS} ${CMAKE_SHARED_LINKER_FLAGS_${CGAL_BUILD_TYPE_UPPER}}'" )
else()
message( STATUS "USING CUSTOM_LDFLAGS = '${CGAL_STATIC_LINKER_FLAGS} ${CGAL_STATIC_LINKER_FLAGS_${CGAL_BUILD_TYPE_UPPER}}'" )
message( STATUS "USING LDFLAGS = '${CMAKE_STATIC_LINKER_FLAGS} ${CMAKE_STATIC_LINKER_FLAGS_${CGAL_BUILD_TYPE_UPPER}}'" )
endif()
else()
message( STATUS "USING CUSTOM_EXEFLAGS = '${CGAL_EXE_LINKER_FLAGS} ${CGAL_EXE_LINKER_FLAGS_${CGAL_BUILD_TYPE_UPPER}}'" )
message( STATUS "USING EXEFLAGS = '${CMAKE_EXE_LINKER_FLAGS} ${CMAKE_EXE_LINKER_FLAGS_${CGAL_BUILD_TYPE_UPPER}}'" )
endif()