glfw/CMakeLists.txt

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CMake
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cmake_minimum_required(VERSION 3.4...3.20 FATAL_ERROR)
project(GLFW VERSION 3.4.0 LANGUAGES C)
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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)
string(COMPARE EQUAL ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_SOURCE_DIR} GLFW_STANDALONE)
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option(BUILD_SHARED_LIBS "Build shared libraries" OFF)
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option(GLFW_BUILD_EXAMPLES "Build the GLFW example programs" ${GLFW_STANDALONE})
option(GLFW_BUILD_TESTS "Build the GLFW test programs" ${GLFW_STANDALONE})
option(GLFW_BUILD_DOCS "Build the GLFW documentation" ON)
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option(GLFW_INSTALL "Generate installation target" ON)
include(GNUInstallDirs)
include(CMakeDependentOption)
if (GLFW_USE_OSMESA)
message(FATAL_ERROR "GLFW_USE_OSMESA has been removed; set the GLFW_PLATFORM init hint")
endif()
cmake_dependent_option(GLFW_BUILD_WIN32 "Build support for Win32" ON "WIN32" OFF)
cmake_dependent_option(GLFW_BUILD_COCOA "Build support for Cocoa" ON "APPLE" OFF)
cmake_dependent_option(GLFW_BUILD_X11 "Build support for X11" ON "UNIX;NOT APPLE" OFF)
cmake_dependent_option(GLFW_BUILD_WAYLAND "Build support for Wayland"
"${GLFW_USE_WAYLAND}" "UNIX;NOT APPLE" OFF)
cmake_dependent_option(GLFW_USE_HYBRID_HPG "Force use of high-performance GPU on hybrid systems" OFF
"WIN32" OFF)
cmake_dependent_option(USE_MSVC_RUNTIME_LIBRARY_DLL "Use MSVC runtime library DLL" ON
"MSVC" OFF)
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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")
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find_package(Threads REQUIRED)
if (GLFW_BUILD_DOCS)
set(DOXYGEN_SKIP_DOT TRUE)
find_package(Doxygen)
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endif()
#--------------------------------------------------------------------
# Report backend selection
#--------------------------------------------------------------------
if (GLFW_BUILD_WIN32)
message(STATUS "Including Win32 support")
endif()
if (GLFW_BUILD_COCOA)
message(STATUS "Including Cocoa support")
endif()
if (GLFW_BUILD_WAYLAND)
message(STATUS "Including Wayland support")
endif()
if (GLFW_BUILD_X11)
message(STATUS "Including X11 support")
endif()
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#--------------------------------------------------------------------
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# Apply Microsoft C runtime library option
# This is here because it also applies to tests and examples
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#--------------------------------------------------------------------
if (MSVC AND NOT USE_MSVC_RUNTIME_LIBRARY_DLL)
if (CMAKE_VERSION VERSION_LESS 3.15)
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foreach (flag CMAKE_C_FLAGS
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CMAKE_C_FLAGS_DEBUG
CMAKE_C_FLAGS_RELEASE
CMAKE_C_FLAGS_MINSIZEREL
CMAKE_C_FLAGS_RELWITHDEBINFO)
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if (flag MATCHES "/MD")
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string(REGEX REPLACE "/MD" "/MT" ${flag} "${${flag}}")
endif()
if (flag MATCHES "/MDd")
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string(REGEX REPLACE "/MDd" "/MTd" ${flag} "${${flag}}")
endif()
endforeach()
else()
set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
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endif()
endif()
#--------------------------------------------------------------------
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# Create generated files
#--------------------------------------------------------------------
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include(CMakePackageConfigHelpers)
set(GLFW_CONFIG_PATH "${CMAKE_INSTALL_LIBDIR}/cmake/glfw3")
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configure_package_config_file(CMake/glfw3Config.cmake.in
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src/glfw3Config.cmake
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INSTALL_DESTINATION "${GLFW_CONFIG_PATH}"
NO_CHECK_REQUIRED_COMPONENTS_MACRO)
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write_basic_package_version_file(src/glfw3ConfigVersion.cmake
VERSION ${GLFW_VERSION}
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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()
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#--------------------------------------------------------------------
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# Install files other than the library
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# The library is installed by src/CMakeLists.txt
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#--------------------------------------------------------------------
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if (GLFW_INSTALL)
install(DIRECTORY include/GLFW DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
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FILES_MATCHING PATTERN glfw3.h PATTERN glfw3native.h)
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install(FILES "${GLFW_BINARY_DIR}/src/glfw3Config.cmake"
"${GLFW_BINARY_DIR}/src/glfw3ConfigVersion.cmake"
DESTINATION "${GLFW_CONFIG_PATH}")
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install(EXPORT glfwTargets FILE glfw3Targets.cmake
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EXPORT_LINK_INTERFACE_LIBRARIES
DESTINATION "${GLFW_CONFIG_PATH}")
install(FILES "${GLFW_BINARY_DIR}/src/glfw3.pc"
DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
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if (DOXYGEN_FOUND AND GLFW_BUILD_DOCS)
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install(DIRECTORY "${GLFW_BINARY_DIR}/docs/html"
DESTINATION "${CMAKE_INSTALL_DOCDIR}")
endif()
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# Only generate this target if no higher-level project already has
if (NOT TARGET uninstall)
configure_file(CMake/cmake_uninstall.cmake.in
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cmake_uninstall.cmake IMMEDIATE @ONLY)
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add_custom_target(uninstall
"${CMAKE_COMMAND}" -P
"${GLFW_BINARY_DIR}/cmake_uninstall.cmake")
set_target_properties(uninstall PROPERTIES FOLDER "GLFW3")
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endif()
endif()
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