cmake_minimum_required(VERSION 3.4...3.20 FATAL_ERROR) project(GLFW VERSION 3.4.0 LANGUAGES C) set(CMAKE_LEGACY_CYGWIN_WIN32 OFF) if (POLICY CMP0054) cmake_policy(SET CMP0054 NEW) endif() if (POLICY CMP0069) cmake_policy(SET CMP0069 NEW) endif() if (POLICY CMP0077) cmake_policy(SET CMP0077 NEW) endif() set_property(GLOBAL PROPERTY USE_FOLDERS ON) if (CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR) set(GLFW_STANDALONE TRUE) endif() option(BUILD_SHARED_LIBS "Build shared libraries" OFF) option(GLFW_BUILD_EXAMPLES "Build the GLFW example programs" ${GLFW_STANDALONE}) option(GLFW_BUILD_TESTS "Build the GLFW test programs" ${GLFW_STANDALONE}) option(GLFW_BUILD_DOCS "Build the GLFW documentation" ON) option(GLFW_INSTALL "Generate installation target" ON) option(GLFW_VULKAN_STATIC "Assume the Vulkan loader is linked with the application" OFF) include(GNUInstallDirs) include(CMakeDependentOption) cmake_dependent_option(GLFW_USE_OSMESA "Use OSMesa for offscreen context creation" OFF "UNIX" OFF) cmake_dependent_option(GLFW_USE_HYBRID_HPG "Force use of high-performance GPU on hybrid systems" OFF "WIN32" OFF) cmake_dependent_option(GLFW_USE_WAYLAND "Use Wayland for window creation" OFF "UNIX;NOT APPLE" OFF) cmake_dependent_option(USE_MSVC_RUNTIME_LIBRARY_DLL "Use MSVC runtime library DLL" ON "MSVC" OFF) set(GLFW_LIBRARY_TYPE "${GLFW_LIBRARY_TYPE}" CACHE STRING "Library type override for GLFW (SHARED, STATIC, OBJECT, or empty to follow BUILD_SHARED_LIBS)") if (GLFW_LIBRARY_TYPE) if (GLFW_LIBRARY_TYPE STREQUAL "SHARED") set(GLFW_BUILD_SHARED_LIBRARY TRUE) else() set(GLFW_BUILD_SHARED_LIBRARY FALSE) endif() else() set(GLFW_BUILD_SHARED_LIBRARY ${BUILD_SHARED_LIBS}) endif() list(APPEND CMAKE_MODULE_PATH "${GLFW_SOURCE_DIR}/CMake/modules") find_package(Threads REQUIRED) if (GLFW_BUILD_DOCS) set(DOXYGEN_SKIP_DOT TRUE) find_package(Doxygen) endif() #-------------------------------------------------------------------- # Apply Microsoft C runtime library option # This is here because it also applies to tests and examples #-------------------------------------------------------------------- if (MSVC AND NOT USE_MSVC_RUNTIME_LIBRARY_DLL) if (CMAKE_VERSION VERSION_LESS 3.15) foreach (flag CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO) if (flag MATCHES "/MD") string(REGEX REPLACE "/MD" "/MT" ${flag} "${${flag}}") endif() if (flag MATCHES "/MDd") string(REGEX REPLACE "/MDd" "/MTd" ${flag} "${${flag}}") endif() endforeach() else() set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$:Debug>") endif() endif() #-------------------------------------------------------------------- # Detect and select backend APIs #-------------------------------------------------------------------- if (GLFW_USE_WAYLAND) set(_GLFW_WAYLAND 1) message(STATUS "Using Wayland for window creation") elseif (GLFW_USE_OSMESA) set(_GLFW_OSMESA 1) message(STATUS "Using OSMesa for headless context creation") elseif (WIN32) set(_GLFW_WIN32 1) message(STATUS "Using Win32 for window creation") elseif (APPLE) set(_GLFW_COCOA 1) message(STATUS "Using Cocoa for window creation") elseif (UNIX) set(_GLFW_X11 1) message(STATUS "Using X11 for window creation") else() message(FATAL_ERROR "No supported platform was detected") endif() #-------------------------------------------------------------------- # Create generated files #-------------------------------------------------------------------- include(CMakePackageConfigHelpers) set(GLFW_CONFIG_PATH "${CMAKE_INSTALL_LIBDIR}/cmake/glfw3") configure_package_config_file(CMake/glfw3Config.cmake.in src/glfw3Config.cmake INSTALL_DESTINATION "${GLFW_CONFIG_PATH}" NO_CHECK_REQUIRED_COMPONENTS_MACRO) write_basic_package_version_file(src/glfw3ConfigVersion.cmake VERSION ${GLFW_VERSION} COMPATIBILITY SameMajorVersion) #-------------------------------------------------------------------- # Add subdirectories #-------------------------------------------------------------------- add_subdirectory(src) if (GLFW_BUILD_EXAMPLES) add_subdirectory(examples) endif() if (GLFW_BUILD_TESTS) add_subdirectory(tests) endif() if (DOXYGEN_FOUND AND GLFW_BUILD_DOCS) add_subdirectory(docs) endif() #-------------------------------------------------------------------- # Install files other than the library # The library is installed by src/CMakeLists.txt #-------------------------------------------------------------------- if (GLFW_INSTALL) install(DIRECTORY include/GLFW DESTINATION ${CMAKE_INSTALL_INCLUDEDIR} FILES_MATCHING PATTERN glfw3.h PATTERN glfw3native.h) install(FILES "${GLFW_BINARY_DIR}/src/glfw3Config.cmake" "${GLFW_BINARY_DIR}/src/glfw3ConfigVersion.cmake" DESTINATION "${GLFW_CONFIG_PATH}") install(EXPORT glfwTargets FILE glfw3Targets.cmake EXPORT_LINK_INTERFACE_LIBRARIES DESTINATION "${GLFW_CONFIG_PATH}") install(FILES "${GLFW_BINARY_DIR}/src/glfw3.pc" DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig") if (DOXYGEN_FOUND AND GLFW_BUILD_DOCS) install(DIRECTORY "${GLFW_BINARY_DIR}/docs/html" DESTINATION "${CMAKE_INSTALL_DOCDIR}") endif() # Only generate this target if no higher-level project already has if (NOT TARGET uninstall) configure_file(CMake/cmake_uninstall.cmake.in cmake_uninstall.cmake IMMEDIATE @ONLY) add_custom_target(uninstall "${CMAKE_COMMAND}" -P "${GLFW_BINARY_DIR}/cmake_uninstall.cmake") set_target_properties(uninstall PROPERTIES FOLDER "GLFW3") endif() endif()