mirror of
https://github.com/SFML/SFML.git
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97537d36b3
Now that the project requires CMake version 3.15, all of these checks are guaranteed to eveluate one way or the other so they can be removed.
474 lines
20 KiB
CMake
474 lines
20 KiB
CMake
include(CMakeParseArguments)
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# include the compiler warnings helpers
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include(${CMAKE_CURRENT_LIST_DIR}/CompilerWarnings.cmake)
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# This little macro lets you set any Xcode specific property
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macro (sfml_set_xcode_property TARGET XCODE_PROPERTY XCODE_VALUE)
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set_property (TARGET ${TARGET} PROPERTY XCODE_ATTRIBUTE_${XCODE_PROPERTY} ${XCODE_VALUE})
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endmacro ()
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# set the appropriate standard library on each platform for the given target
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# example: sfml_set_stdlib(sfml-system)
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function(sfml_set_stdlib target)
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# for gcc on Windows, apply the SFML_USE_STATIC_STD_LIBS option if it is enabled
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if(SFML_OS_WINDOWS AND SFML_COMPILER_GCC)
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if(SFML_USE_STATIC_STD_LIBS AND NOT SFML_COMPILER_GCC_TDM)
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target_link_libraries(${target} PRIVATE "-static-libgcc" "-static-libstdc++")
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elseif(NOT SFML_USE_STATIC_STD_LIBS AND SFML_COMPILER_GCC_TDM)
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target_link_libraries(${target} PRIVATE "-shared-libgcc" "-shared-libstdc++")
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endif()
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endif()
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if (SFML_OS_MACOSX)
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if (${CMAKE_GENERATOR} MATCHES "Xcode")
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sfml_set_xcode_property(${target} CLANG_CXX_LIBRARY "libc++")
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elseif(SFML_COMPILER_CLANG)
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target_compile_options(${target} PRIVATE "-stdlib=libc++")
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target_link_libraries(${target} PRIVATE "-stdlib=libc++")
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else()
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message(FATAL_ERROR "Clang is the only supported compiler on macOS")
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endif()
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endif()
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endfunction()
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function(sfml_set_common_ios_properties target)
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# enable automatic reference counting on iOS
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sfml_set_xcode_property(${target} CLANG_ENABLE_OBJC_ARC YES)
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sfml_set_xcode_property(${target} IPHONEOS_DEPLOYMENT_TARGET "${SFML_IOS_DEPLOYMENT_TARGET}")
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sfml_set_xcode_property(${target} CODE_SIGN_IDENTITY "${SFML_CODE_SIGN_IDENTITY}")
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get_target_property(target_type ${target} TYPE)
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if (target_type STREQUAL "EXECUTABLE")
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set_target_properties(${target} PROPERTIES
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MACOSX_BUNDLE TRUE # Bare executables are not usable on iOS, only bundle applications
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MACOSX_BUNDLE_GUI_IDENTIFIER "org.sfml-dev.${target}" # If missing, trying to launch an example in simulator will make Xcode < 9.3 crash
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MACOSX_BUNDLE_BUNDLE_NAME "${target}"
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MACOSX_BUNDLE_LONG_VERSION_STRING "${PROJECT_VERSION}"
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)
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endif()
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endfunction()
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# add a new target which is a SFML library
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# example: sfml_add_library(Graphics
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# SOURCES sprite.cpp image.cpp ...
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# [STATIC]) # Always create a static library and ignore BUILD_SHARED_LIBS
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macro(sfml_add_library module)
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# parse the arguments
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cmake_parse_arguments(THIS "STATIC" "" "SOURCES" ${ARGN})
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if (NOT "${THIS_UNPARSED_ARGUMENTS}" STREQUAL "")
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message(FATAL_ERROR "Extra unparsed arguments when calling sfml_add_library: ${THIS_UNPARSED_ARGUMENTS}")
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endif()
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# create the target
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string(TOLOWER sfml-${module} target)
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if (THIS_STATIC)
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add_library(${target} STATIC ${THIS_SOURCES})
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else()
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add_library(${target} ${THIS_SOURCES})
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endif()
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add_library(SFML::${module} ALIAS ${target})
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# enable C++17 support
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target_compile_features(${target} PUBLIC cxx_std_17)
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# Add required flags for GCC if coverage reporting is enabled
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if (SFML_ENABLE_COVERAGE AND (SFML_COMPILER_GCC OR SFML_COMPILER_CLANG))
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target_compile_options(${target} PUBLIC $<$<CONFIG:DEBUG>:-O0> $<$<CONFIG:DEBUG>:-g> $<$<CONFIG:DEBUG>:-fprofile-arcs> $<$<CONFIG:DEBUG>:-ftest-coverage>)
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target_link_options(${target} PUBLIC $<$<CONFIG:DEBUG>:--coverage>)
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endif()
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set_target_warnings(${target})
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# define the export symbol of the module
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string(REPLACE "-" "_" NAME_UPPER "${target}")
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string(TOUPPER "${NAME_UPPER}" NAME_UPPER)
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set_target_properties(${target} PROPERTIES DEFINE_SYMBOL ${NAME_UPPER}_EXPORTS)
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# define the export name of the module
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set_target_properties(${target} PROPERTIES EXPORT_NAME SFML::${module})
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# adjust the output file prefix/suffix to match our conventions
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if(BUILD_SHARED_LIBS AND NOT THIS_STATIC)
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if(SFML_OS_WINDOWS)
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# include the major version number in Windows shared library names (but not import library names)
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set_target_properties(${target} PROPERTIES DEBUG_POSTFIX -d)
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set_target_properties(${target} PROPERTIES SUFFIX "-${PROJECT_VERSION_MAJOR}${CMAKE_SHARED_LIBRARY_SUFFIX}")
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# fill out all variables we use to generate the .rc file
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string(TIMESTAMP RC_CURRENT_YEAR "%Y")
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string(REGEX REPLACE "sfml-([a-z])([a-z]*)" "\\1" RC_MODULE_NAME_HEAD "${target}")
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string(REGEX REPLACE "sfml-([a-z])([a-z]*)" "\\2" RC_MODULE_NAME_TAIL "${target}")
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string(TOUPPER "${RC_MODULE_NAME_HEAD}" RC_MODULE_NAME_HEAD)
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set(RC_MODULE_NAME "${RC_MODULE_NAME_HEAD}${RC_MODULE_NAME_TAIL}")
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set(RC_VERSION_SUFFIX "") # Add something like the git revision short SHA-1 in the future
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set(RC_PRERELEASE "0") # Set to 1 to mark the DLL as a pre-release DLL
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set(RC_TARGET_NAME "${target}")
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set(RC_TARGET_FILE_NAME_SUFFIX "-${PROJECT_VERSION_MAJOR}${CMAKE_SHARED_LIBRARY_SUFFIX}")
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# generate the .rc file
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configure_file(
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"${SFML_SOURCE_DIR}/tools/windows/resource.rc.in"
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"${CMAKE_CURRENT_BINARY_DIR}/${target}.rc"
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@ONLY
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)
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target_sources(${target} PRIVATE "${CMAKE_CURRENT_BINARY_DIR}/${target}.rc")
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source_group("" FILES "${CMAKE_CURRENT_BINARY_DIR}/${target}.rc")
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else()
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set_target_properties(${target} PROPERTIES DEBUG_POSTFIX -d)
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endif()
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if (SFML_OS_WINDOWS AND (SFML_COMPILER_GCC OR SFML_COMPILER_CLANG))
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# on Windows + gcc/clang 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(${target} PROPERTIES MINSIZEREL_POSTFIX -s)
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set_target_properties(${target} PROPERTIES RELWITHDEBINFO_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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# except for Android which strips soversion suffixes
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if(NOT SFML_OS_ANDROID)
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set_target_properties(${target} PROPERTIES SOVERSION ${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR})
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set_target_properties(${target} PROPERTIES VERSION ${PROJECT_VERSION})
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endif()
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# set the target's folder (for IDEs that support it, e.g. Visual Studio)
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set_target_properties(${target} PROPERTIES FOLDER "SFML")
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# set the target flags to use the appropriate C++ standard library
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sfml_set_stdlib(${target})
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# For Visual Studio on Windows, export debug symbols (PDB files) to lib directory
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if(SFML_GENERATE_PDB)
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# PDB files are only generated in Debug and RelWithDebInfo configurations, find out which one
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if(${CMAKE_BUILD_TYPE} STREQUAL "Debug")
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set(SFML_PDB_POSTFIX "-d")
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else()
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set(SFML_PDB_POSTFIX "")
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endif()
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if(BUILD_SHARED_LIBS AND NOT THIS_STATIC)
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# DLLs export debug symbols in the linker PDB (the compiler PDB is an intermediate file)
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set_target_properties(${target} PROPERTIES
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PDB_NAME "${target}${SFML_PDB_POSTFIX}"
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PDB_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/lib")
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else()
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# Static libraries have no linker PDBs, thus the compiler PDBs are relevant
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set_target_properties(${target} PROPERTIES
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COMPILE_PDB_NAME "${target}-s${SFML_PDB_POSTFIX}"
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COMPILE_PDB_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/lib")
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endif()
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endif()
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# ensure public symbols are hidden by default (exported ones are explicitly marked)
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set_target_properties(${target} PROPERTIES
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CXX_VISIBILITY_PRESET hidden
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VISIBILITY_INLINES_HIDDEN YES)
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# build frameworks or dylibs
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if(SFML_OS_MACOSX AND BUILD_SHARED_LIBS AND NOT THIS_STATIC)
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if(SFML_BUILD_FRAMEWORKS)
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# adapt target to build frameworks instead of dylibs
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set_target_properties(${target} PROPERTIES
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FRAMEWORK TRUE
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FRAMEWORK_VERSION ${PROJECT_VERSION}
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MACOSX_FRAMEWORK_IDENTIFIER org.sfml-dev.${target}
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MACOSX_FRAMEWORK_SHORT_VERSION_STRING ${PROJECT_VERSION}
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MACOSX_FRAMEWORK_BUNDLE_VERSION ${PROJECT_VERSION})
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endif()
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# adapt install directory to allow distributing dylibs/frameworks in user's frameworks/application bundle
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# but only if cmake rpath options aren't set
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if(NOT CMAKE_SKIP_RPATH AND NOT CMAKE_SKIP_INSTALL_RPATH AND NOT CMAKE_INSTALL_RPATH AND NOT CMAKE_INSTALL_RPATH_USE_LINK_PATH AND NOT CMAKE_INSTALL_NAME_DIR)
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set_target_properties(${target} PROPERTIES INSTALL_NAME_DIR "@rpath")
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if(NOT CMAKE_SKIP_BUILD_RPATH)
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set_target_properties(${target} PROPERTIES BUILD_WITH_INSTALL_NAME_DIR TRUE)
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endif()
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endif()
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endif()
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if (SFML_OS_IOS)
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sfml_set_common_ios_properties(${target})
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endif()
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# sfml-activity library is our bootstrap activity and must not depend on stlport_shared
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# (otherwise Android will fail to load it)
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if (SFML_OS_ANDROID)
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if (${target} MATCHES "sfml-activity")
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set_target_properties(${target} PROPERTIES COMPILE_FLAGS -fpermissive)
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set_target_properties(${target} PROPERTIES LINK_FLAGS "-landroid -llog")
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set(CMAKE_CXX_CREATE_SHARED_LIBRARY ${CMAKE_CXX_CREATE_SHARED_LIBRARY_WITHOUT_STL})
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else()
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set(CMAKE_CXX_CREATE_SHARED_LIBRARY ${CMAKE_CXX_CREATE_SHARED_LIBRARY_WITH_STL})
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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} EXPORT SFMLConfigExport
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RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR} COMPONENT bin
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LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR} COMPONENT bin
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ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR} COMPONENT devel
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FRAMEWORK DESTINATION "." COMPONENT bin)
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# add <project>/include as public include directory
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target_include_directories(${target}
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PUBLIC $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/include>
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PRIVATE ${PROJECT_SOURCE_DIR}/src)
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if (SFML_BUILD_FRAMEWORKS)
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target_include_directories(${target} INTERFACE $<INSTALL_INTERFACE:SFML.framework>)
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else()
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target_include_directories(${target} INTERFACE $<INSTALL_INTERFACE:include>)
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endif()
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# define SFML_STATIC if the build type is not set to 'shared'
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if(NOT BUILD_SHARED_LIBS)
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target_compile_definitions(${target} PUBLIC "SFML_STATIC")
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endif()
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endmacro()
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# add a new target which is a SFML example
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# example: sfml_add_example(ftp
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# SOURCES ftp.cpp ...
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# BUNDLE_RESOURCES MainMenu.nib ... # Files to be added in target but not installed next to the executable
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# DEPENDS SFML::Network
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# RESOURCES_DIR resources) # A directory to install next to the executable and sources
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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" "RESOURCES_DIR" "SOURCES;BUNDLE_RESOURCES;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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# check whether resources must be added in target
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set(target_input ${THIS_SOURCES})
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if(THIS_BUNDLE_RESOURCES)
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set(target_input ${target_input} ${THIS_BUNDLE_RESOURCES})
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endif()
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# create the target
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if(THIS_GUI_APP AND SFML_OS_WINDOWS AND NOT DEFINED CMAKE_CONFIGURATION_TYPES AND ${CMAKE_BUILD_TYPE} STREQUAL "Release")
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add_executable(${target} WIN32 ${target_input})
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target_link_libraries(${target} PRIVATE SFML::Main)
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elseif(THIS_GUI_APP AND SFML_OS_IOS)
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# For iOS apps we need the launch screen storyboard,
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# and a custom info.plist to use it
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SET(LAUNCH_SCREEN "${CMAKE_SOURCE_DIR}/examples/assets/LaunchScreen.storyboard")
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SET(LOGO "${CMAKE_SOURCE_DIR}/examples/assets/logo.png")
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SET(INFO_PLIST "${CMAKE_SOURCE_DIR}/examples/assets/info.plist")
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SET(ICONS "${CMAKE_SOURCE_DIR}/examples/assets/icon.icns")
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add_executable(${target} MACOSX_BUNDLE ${target_input} ${LAUNCH_SCREEN} ${LOGO} ${ICONS})
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set(RESOURCES ${LAUNCH_SCREEN} ${LOGO} ${ICONS})
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set_target_properties(${target} PROPERTIES RESOURCE "${RESOURCES}"
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MACOSX_BUNDLE_INFO_PLIST ${INFO_PLIST}
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MACOSX_BUNDLE_ICON_FILE icon.icns)
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target_link_libraries(${target} PRIVATE SFML::Main)
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else()
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add_executable(${target} ${target_input})
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endif()
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set_target_warnings(${target})
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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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# set the target flags to use the appropriate C++ standard library
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sfml_set_stdlib(${target})
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# set the Visual Studio startup path for debugging
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set_target_properties(${target} PROPERTIES VS_DEBUGGER_WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
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# link the target to its SFML dependencies
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if(THIS_DEPENDS)
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target_link_libraries(${target} PRIVATE ${THIS_DEPENDS})
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endif()
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if (SFML_OS_IOS)
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sfml_set_common_ios_properties(${target})
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endif()
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endmacro()
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# add a new target which is a SFML test
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# example: sfml_add_test(sfml-test
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# ftp.cpp ...
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# SFML::Network)
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function(sfml_add_test target SOURCES DEPENDS)
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# set a source group for the source files
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source_group("" FILES ${SOURCES})
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# create the target
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add_executable(${target} ${SOURCES})
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# set the target's folder (for IDEs that support it, e.g. Visual Studio)
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set_target_properties(${target} PROPERTIES FOLDER "Tests")
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# link the target to its SFML dependencies
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target_link_libraries(${target} PRIVATE ${DEPENDS} sfml-test-main)
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set_target_warnings(${target})
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# If coverage is enabled for MSVC and we are linking statically, use /WHOLEARCHIVE
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# to make sure the linker doesn't discard unused code sections before coverage can be measured
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if (SFML_ENABLE_COVERAGE AND SFML_COMPILER_MSVC AND NOT BUILD_SHARED_LIBS)
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foreach (DEPENDENCY ${DEPENDS})
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target_link_options(${target} PRIVATE $<$<CONFIG:DEBUG>:/WHOLEARCHIVE:$<TARGET_LINKER_FILE:${DEPENDENCY}>>)
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endforeach()
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endif()
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# Add the test
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add_test(${target} ${target})
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# If building shared libs on windows we must copy the dependencies into the folder
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if (WIN32 AND BUILD_SHARED_LIBS)
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foreach (DEPENDENCY ${DEPENDS})
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add_custom_command(TARGET ${target} PRE_BUILD
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COMMAND ${CMAKE_COMMAND} -E copy
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$<TARGET_FILE:${DEPENDENCY}>
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$<TARGET_FILE_DIR:${target}>)
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endforeach()
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endif()
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endfunction()
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# Create an interface library for an external dependency. This virtual target can provide
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# link specifications and include directories to be used by dependees.
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# The created INTERFACE library is tagged for export to be part of the generated SFMLConfig
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# Usage: sfml_add_external(target_name
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# [INCLUDE "extlibs/include"]
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# [LINK "extlibs/libfoo/libfoo.a"])
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function(sfml_add_external)
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list(GET ARGN 0 target)
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list(REMOVE_AT ARGN 0)
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if (TARGET ${target})
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message(FATAL_ERROR "Target '${target}' is already defined")
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endif()
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cmake_parse_arguments(THIS "" "" "INCLUDE;LINK" ${ARGN})
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if (THIS_UNPARSED_ARGUMENTS)
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message(FATAL_ERROR "Unknown arguments when calling sfml_import_library: ${THIS_UNPARSED_ARGUMENTS}")
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endif()
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add_library(${target} INTERFACE)
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if (THIS_INCLUDE)
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foreach(include_dir IN LISTS THIS_INCLUDE)
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if (NOT include_dir)
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message(FATAL_ERROR "No path given for include dir ${THIS_INCLUDE}")
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endif()
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target_include_directories(${target} SYSTEM INTERFACE "$<BUILD_INTERFACE:${include_dir}>")
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endforeach()
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endif()
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if (THIS_LINK)
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foreach(link_item IN LISTS THIS_LINK)
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if (NOT link_item)
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message(FATAL_ERROR "Missing item in ${THIS_LINK}")
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endif()
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target_link_libraries(${target} INTERFACE "$<BUILD_INTERFACE:${link_item}>")
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endforeach()
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endif()
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install(TARGETS ${target} EXPORT SFMLConfigExport)
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endfunction()
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# Find the requested package and make an INTERFACE library from it
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# The created INTERFACE library is tagged for export to be part of the generated SFMLConfig
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# Usage: sfml_find_package(wanted_target_name
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# [INCLUDE "OPENGL_INCLUDE_DIR"]
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# [LINK "OPENGL_gl_LIBRARY"])
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function(sfml_find_package)
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list(GET ARGN 0 target)
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list(REMOVE_AT ARGN 0)
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if (TARGET ${target})
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message(FATAL_ERROR "Target '${target}' is already defined")
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endif()
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cmake_parse_arguments(THIS "" "" "INCLUDE;LINK" ${ARGN})
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if (THIS_UNPARSED_ARGUMENTS)
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message(FATAL_ERROR "Unknown arguments when calling sfml_import_library: ${THIS_UNPARSED_ARGUMENTS}")
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endif()
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set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake/Modules/")
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if (SFML_OS_IOS)
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find_host_package(${target} REQUIRED)
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else()
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find_package(${target} REQUIRED)
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endif()
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# Make sure to interpret the items in INCLUDE and LINK parameters. sfml_add_external()
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# does not interpret given items in order to also accept parameters that must not be interpreted
|
|
set(LINK_LIST "")
|
|
if (THIS_LINK)
|
|
foreach(link_item IN LISTS THIS_LINK)
|
|
list(APPEND LINK_LIST "${${link_item}}")
|
|
endforeach()
|
|
endif()
|
|
|
|
set(INCLUDE_LIST "")
|
|
if (THIS_INCLUDE)
|
|
foreach(include_dir IN LISTS THIS_INCLUDE)
|
|
list(APPEND INCLUDE_LIST "${${include_dir}}")
|
|
endforeach()
|
|
endif()
|
|
|
|
sfml_add_external(${target} INCLUDE ${INCLUDE_LIST} LINK ${LINK_LIST})
|
|
endfunction()
|
|
|
|
# Generate a SFMLConfig.cmake file (and associated files) from the targets registered against
|
|
# the EXPORT name "SFMLConfigExport" (EXPORT parameter of install(TARGETS))
|
|
function(sfml_export_targets)
|
|
# CMAKE_CURRENT_LIST_DIR or CMAKE_CURRENT_SOURCE_DIR not usable for files that are to be included like this one
|
|
set(CURRENT_DIR "${PROJECT_SOURCE_DIR}/cmake")
|
|
|
|
include(CMakePackageConfigHelpers)
|
|
write_basic_package_version_file("${CMAKE_CURRENT_BINARY_DIR}/SFMLConfigVersion.cmake"
|
|
VERSION ${PROJECT_VERSION}
|
|
COMPATIBILITY SameMajorVersion)
|
|
|
|
if (BUILD_SHARED_LIBS)
|
|
set(config_name "Shared")
|
|
else()
|
|
set(config_name "Static")
|
|
endif()
|
|
set(targets_config_filename "SFML${config_name}Targets.cmake")
|
|
|
|
export(EXPORT SFMLConfigExport
|
|
FILE "${CMAKE_CURRENT_BINARY_DIR}/${targets_config_filename}")
|
|
|
|
if (SFML_BUILD_FRAMEWORKS)
|
|
set(config_package_location "SFML.framework/Resources/CMake")
|
|
else()
|
|
set(config_package_location ${CMAKE_INSTALL_LIBDIR}/cmake/SFML)
|
|
endif()
|
|
configure_package_config_file("${CURRENT_DIR}/SFMLConfig.cmake.in" "${CMAKE_CURRENT_BINARY_DIR}/SFMLConfig.cmake"
|
|
INSTALL_DESTINATION "${config_package_location}")
|
|
configure_package_config_file("${CURRENT_DIR}/SFMLConfigDependencies.cmake.in" "${CMAKE_CURRENT_BINARY_DIR}/SFMLConfigDependencies.cmake"
|
|
INSTALL_DESTINATION "${config_package_location}")
|
|
|
|
|
|
install(EXPORT SFMLConfigExport
|
|
FILE ${targets_config_filename}
|
|
DESTINATION ${config_package_location})
|
|
|
|
install(FILES "${CMAKE_CURRENT_BINARY_DIR}/SFMLConfig.cmake"
|
|
"${CMAKE_CURRENT_BINARY_DIR}/SFMLConfigDependencies.cmake"
|
|
"${CMAKE_CURRENT_BINARY_DIR}/SFMLConfigVersion.cmake"
|
|
DESTINATION ${config_package_location}
|
|
COMPONENT devel)
|
|
endfunction()
|