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218 lines
10 KiB
CMake
218 lines
10 KiB
CMake
include(CMakeParseArguments)
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# this macro adds external dependencies to a static target,
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# compensating for the lack of a link step when building a static library.
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# every compiler has its own way of doing it:
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# - VC++ supports it directly through the static library flags
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# - MinGW/gcc doesn't support it, but as a static library is nothing more than an archive,
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# we can simply merge the external dependencies to our generated target as a post-build step
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# - for other compilers and OSes, static build is not encouraged so we don't try to
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# pre-link dependencies, we just "link" them so that the SFML samples can compile
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# out-of-the-box (CMake forwards the dependencies automatically)
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macro(sfml_static_add_libraries target)
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if(SFML_OS_WINDOWS AND SFML_COMPILER_GCC)
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# Windows - gcc
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foreach(lib ${ARGN})
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if(NOT ${lib} MATCHES ".*/.*")
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string(REGEX REPLACE "(.*)/bin/.*\\.exe" "\\1" STANDARD_LIBS_PATH "${CMAKE_CXX_COMPILER}")
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if(SFML_COMPILER_GCC_W64)
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set(lib "${STANDARD_LIBS_PATH}/${GCC_MACHINE}/lib/lib${lib}.a")
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else()
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set(lib "${STANDARD_LIBS_PATH}/lib/lib${lib}.a")
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endif()
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endif()
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string(TOUPPER ${CMAKE_BUILD_TYPE} BUILD_TYPE)
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get_target_property(TARGET_FILENAME ${target} ${BUILD_TYPE}_LOCATION)
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add_custom_command(TARGET ${target}
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POST_BUILD
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COMMAND ${CMAKE_AR} x ${lib}
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COMMAND ${CMAKE_AR} rcs ${TARGET_FILENAME} *.o
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COMMAND del *.o /f /q
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VERBATIM)
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endforeach()
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elseif(SFML_COMPILER_MSVC)
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# Visual C++
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set(LIBRARIES "")
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foreach(lib ${ARGN})
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if(NOT ${lib} MATCHES ".*\\.lib")
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set(lib ${lib}.lib)
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endif()
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if(MSVC_IDE AND SFML_MSVC_VERSION LESS 10)
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# for Visual Studio projects < 10, we must add double quotes
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# around paths because they may contain spaces
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set(LIBRARIES "${LIBRARIES} "\\;${lib}"\\;")
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else()
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set(LIBRARIES "${LIBRARIES} \"${lib}\"")
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endif()
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endforeach()
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set_target_properties(${target} PROPERTIES STATIC_LIBRARY_FLAGS ${LIBRARIES})
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else()
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# All other platforms
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target_link_libraries(${target} ${ARGN})
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endif()
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endmacro()
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# add a new target which is a SFML library
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# ex: sfml_add_library(sfml-graphics
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# SOURCES sprite.cpp image.cpp ...
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# DEPENDS sfml-window sfml-system
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# EXTERNAL_LIBS opengl freetype ...)
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macro(sfml_add_library target)
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# parse the arguments
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cmake_parse_arguments(THIS "" "" "SOURCES;DEPENDS;EXTERNAL_LIBS" ${ARGN})
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# create the target
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add_library(${target} ${THIS_SOURCES})
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# define the export symbol of the module
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string(REPLACE "-" "_" NAME_UPPER "${target}")
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string(TOUPPER "${NAME_UPPER}" NAME_UPPER)
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set_target_properties(${target} PROPERTIES DEFINE_SYMBOL ${NAME_UPPER}_EXPORTS)
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# adjust the output file prefix/suffix to match our conventions
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if(BUILD_SHARED_LIBS)
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if(SFML_OS_WINDOWS)
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# include the major version number in Windows shared library names (but not import library names)
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set_target_properties(${target} PROPERTIES DEBUG_POSTFIX -d)
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set_target_properties(${target} PROPERTIES SUFFIX "-${VERSION_MAJOR}${CMAKE_SHARED_LIBRARY_SUFFIX}")
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else()
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set_target_properties(${target} PROPERTIES DEBUG_POSTFIX -d)
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endif()
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if (SFML_OS_WINDOWS AND SFML_COMPILER_GCC)
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# on Windows/gcc get rid of "lib" prefix for shared libraries,
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# and transform the ".dll.a" suffix into ".a" for import libraries
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set_target_properties(${target} PROPERTIES PREFIX "")
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set_target_properties(${target} PROPERTIES IMPORT_SUFFIX ".a")
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endif()
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else()
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set_target_properties(${target} PROPERTIES DEBUG_POSTFIX -s-d)
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set_target_properties(${target} PROPERTIES RELEASE_POSTFIX -s)
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set_target_properties(${target} PROPERTIES MINSIZEREL_POSTFIX -s)
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endif()
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# set the version and soversion of the target (for compatible systems -- mostly Linuxes)
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set_target_properties(${target} PROPERTIES SOVERSION ${VERSION_MAJOR})
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set_target_properties(${target} PROPERTIES VERSION ${VERSION_MAJOR}.${VERSION_MINOR})
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# set the target's folder (for IDEs that support it, e.g. Visual Studio)
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set_target_properties(${target} PROPERTIES FOLDER "SFML")
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# for gcc >= 4.0 on Windows, apply the SFML_USE_STATIC_STD_LIBS option if it is enabled
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if(SFML_OS_WINDOWS AND SFML_COMPILER_GCC AND NOT SFML_GCC_VERSION VERSION_LESS "4")
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if(SFML_USE_STATIC_STD_LIBS AND NOT SFML_COMPILER_GCC_TDM)
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set_target_properties(${target} PROPERTIES LINK_FLAGS "-static-libgcc -static-libstdc++")
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elseif(NOT SFML_USE_STATIC_STD_LIBS AND SFML_COMPILER_GCC_TDM)
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set_target_properties(${target} PROPERTIES LINK_FLAGS "-shared-libgcc -shared-libstdc++")
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endif()
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endif()
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# if using gcc >= 4.0 or clang >= 3.0 on a non-Windows platform, we must hide public symbols by default
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# (exported ones are explicitely marked)
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if(NOT SFML_OS_WINDOWS AND ((SFML_COMPILER_GCC AND NOT SFML_GCC_VERSION VERSION_LESS "4") OR (SFML_COMPILER_CLANG AND NOT SFML_CLANG_VERSION VERSION_LESS "3")))
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set_target_properties(${target} PROPERTIES COMPILE_FLAGS -fvisibility=hidden)
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endif()
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# link the target to its SFML dependencies
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if(THIS_DEPENDS)
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target_link_libraries(${target} ${THIS_DEPENDS})
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endif()
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# build frameworks or dylibs
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if(SFML_OS_MACOSX AND BUILD_SHARED_LIBS)
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if(SFML_BUILD_FRAMEWORKS)
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# adapt target to build frameworks instead of dylibs
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set_target_properties(${target} PROPERTIES
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FRAMEWORK TRUE
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FRAMEWORK_VERSION ${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}
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MACOSX_FRAMEWORK_IDENTIFIER org.sfml-dev.${target}
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MACOSX_FRAMEWORK_SHORT_VERSION_STRING ${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}
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MACOSX_FRAMEWORK_BUNDLE_VERSION ${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH})
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endif()
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# adapt install directory to allow distributing dylibs/frameworks in user’s frameworks/application bundle
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set_target_properties(${target} PROPERTIES
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BUILD_WITH_INSTALL_RPATH 1
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INSTALL_NAME_DIR "@executable_path/../Frameworks")
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endif()
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# link the target to its external dependencies
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if(THIS_EXTERNAL_LIBS)
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if(BUILD_SHARED_LIBS)
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# in shared build, we use the regular linker commands
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target_link_libraries(${target} ${THIS_EXTERNAL_LIBS})
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else()
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# in static build there's no link stage, but with some compilers it is possible to force
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# the generated static library to directly contain the symbols from its dependencies
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sfml_static_add_libraries(${target} ${THIS_EXTERNAL_LIBS})
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endif()
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endif()
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# add the install rule
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install(TARGETS ${target}
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RUNTIME DESTINATION bin COMPONENT bin
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LIBRARY DESTINATION lib${LIB_SUFFIX} COMPONENT bin
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ARCHIVE DESTINATION lib${LIB_SUFFIX} COMPONENT devel
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FRAMEWORK DESTINATION ${CMAKE_INSTALL_FRAMEWORK_PREFIX} COMPONENT bin)
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endmacro()
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# add a new target which is a SFML example
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# ex: sfml_add_example(ftp
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# SOURCES ftp.cpp ...
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# DEPENDS sfml-network sfml-system)
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macro(sfml_add_example target)
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# parse the arguments
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cmake_parse_arguments(THIS "GUI_APP" "" "SOURCES;DEPENDS" ${ARGN})
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# set a source group for the source files
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source_group("" FILES ${THIS_SOURCES})
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# create the target
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if(THIS_GUI_APP AND SFML_OS_WINDOWS)
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add_executable(${target} WIN32 ${THIS_SOURCES})
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target_link_libraries(${target} sfml-main)
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else()
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add_executable(${target} ${THIS_SOURCES})
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endif()
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# set the debug suffix
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set_target_properties(${target} PROPERTIES DEBUG_POSTFIX -d)
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# set the target's folder (for IDEs that support it, e.g. Visual Studio)
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set_target_properties(${target} PROPERTIES FOLDER "Examples")
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# for gcc >= 4.0 on Windows, apply the SFML_USE_STATIC_STD_LIBS option if it is enabled
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if(SFML_OS_WINDOWS AND SFML_COMPILER_GCC AND NOT SFML_GCC_VERSION VERSION_LESS "4")
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if(SFML_USE_STATIC_STD_LIBS AND NOT SFML_COMPILER_GCC_TDM)
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set_target_properties(${target} PROPERTIES LINK_FLAGS "-static-libgcc -static-libstdc++")
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elseif(NOT SFML_USE_STATIC_STD_LIBS AND SFML_COMPILER_GCC_TDM)
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set_target_properties(${target} PROPERTIES LINK_FLAGS "-shared-libgcc -shared-libstdc++")
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endif()
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endif()
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# link the target to its SFML dependencies
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if(THIS_DEPENDS)
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target_link_libraries(${target} ${THIS_DEPENDS})
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endif()
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# add the install rule
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install(TARGETS ${target}
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RUNTIME DESTINATION ${INSTALL_MISC_DIR}/examples/${target} COMPONENT examples)
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# install the example's source code
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install(FILES ${THIS_SOURCES}
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DESTINATION ${INSTALL_MISC_DIR}/examples/${target}
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COMPONENT examples)
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# install the example's resources as well
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set(EXAMPLE_RESOURCES "${CMAKE_SOURCE_DIR}/examples/${target}/resources")
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if(EXISTS ${EXAMPLE_RESOURCES})
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install(DIRECTORY ${EXAMPLE_RESOURCES}
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DESTINATION ${INSTALL_MISC_DIR}/examples/${target}
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COMPONENT examples)
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endif()
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endmacro()
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