function(qt_internal_write_depends_file target) set(module Qt${target}) set(outfile "${QT_BUILD_DIR}/include/${module}/${module}Depends") message("Generate ${outfile}...") set(contents "/* This file was generated by cmake with the info from ${module} target. */\n") string(APPEND contents "#ifdef __cplusplus /* create empty PCH in C mode */\n") foreach (m ${ARGN}) string(APPEND contents "# include \n") endforeach() string(APPEND contents "#endif\n") file(GENERATE OUTPUT "${outfile}" CONTENT "${contents}") endfunction() macro(qt_collect_third_party_deps target) set(_target_is_static OFF) get_target_property(_target_type ${target} TYPE) if (${_target_type} STREQUAL "STATIC_LIBRARY") set(_target_is_static ON) endif() unset(_target_type) # If we are doing a non-static Qt build, we only want to propagate public dependencies. # If we are doing a static Qt build, we need to propagate all dependencies. set(depends_var "public_depends") if(_target_is_static) set(depends_var "depends") endif() unset(_target_is_static) foreach(dep ${${depends_var}}) # Gather third party packages that should be found when using the Qt module. # Also handle nolink target dependencies. string(REGEX REPLACE "_nolink$" "" base_dep "${dep}") if(NOT base_dep STREQUAL dep) # Resets target name like Vulkan_nolink to Vulkan, because we need to call # find_package(Vulkan). set(dep ${base_dep}) endif() if(TARGET ${dep}) list(FIND third_party_deps_seen ${dep} dep_seen) get_target_property(package_name ${dep} INTERFACE_QT_PACKAGE_NAME) if(dep_seen EQUAL -1 AND package_name) list(APPEND third_party_deps_seen ${dep}) get_target_property(package_version ${dep} INTERFACE_QT_PACKAGE_VERSION) if(NOT package_version) set(package_version "") endif() get_target_property(package_components ${dep} INTERFACE_QT_PACKAGE_COMPONENTS) if(NOT package_components) set(package_components "") endif() list(APPEND third_party_deps "${package_name}\;${package_version}\;${package_components}") endif() endif() endforeach() endmacro() function(qt_internal_create_module_depends_file target) get_target_property(target_type "${target}" TYPE) if(target_type STREQUAL "INTERFACE_LIBRARY") set(arg_HEADER_MODULE ON) else() set(arg_HEADER_MODULE OFF) endif() if(NOT arg_HEADER_MODULE) get_target_property(depends "${target}" LINK_LIBRARIES) endif() get_target_property(public_depends "${target}" INTERFACE_LINK_LIBRARIES) # Used for collecting Qt module dependencies that should be find_package()'d in # ModuleDependencies.cmake. get_target_property(target_deps "${target}" _qt_target_deps) set(target_deps_seen "") if(NOT arg_HEADER_MODULE) get_target_property(extra_depends "${target}" QT_EXTRA_PACKAGE_DEPENDENCIES) endif() if(NOT extra_depends STREQUAL "${extra_depends}-NOTFOUND") list(APPEND target_deps ${extra_depends}) endif() # Used for assembling the content of an include/Module/ModuleDepends.h header. set(qtdeps "") # Used for collecting third party dependencies that should be find_package()'d in # ModuleDependencies.cmake. set(third_party_deps "") set(third_party_deps_seen "") # Used for collecting Qt tool dependencies that should be find_package()'d in # ModuleToolsDependencies.cmake. set(tool_deps "") set(tool_deps_seen "") # Used for collecting Qt tool dependencies that should be find_package()'d in # ModuleDependencies.cmake. set(main_module_tool_deps "") qt_internal_get_qt_all_known_modules(known_modules) set(all_depends ${depends} ${public_depends}) foreach (dep ${all_depends}) # Normalize module by stripping leading "Qt::" and trailing "Private" if (dep MATCHES "Qt::(.*)") set(dep "${CMAKE_MATCH_1}") endif() if (dep MATCHES "(.*)Private") set(dep "${CMAKE_MATCH_1}") endif() list(FIND known_modules "${dep}" _pos) if (_pos GREATER -1) list(APPEND qtdeps "${dep}") # Make the ModuleTool package depend on dep's ModuleTool package. list(FIND tool_deps_seen ${dep} dep_seen) if(dep_seen EQUAL -1 AND ${dep} IN_LIST QT_KNOWN_MODULES_WITH_TOOLS) list(APPEND tool_deps_seen ${dep}) list(APPEND tool_deps "${INSTALL_CMAKE_NAMESPACE}${dep}Tools\;${PROJECT_VERSION}") endif() endif() endforeach() qt_collect_third_party_deps(${target}) # Add dependency to the main ModuleTool package to ModuleDependencies file. if(${target} IN_LIST QT_KNOWN_MODULES_WITH_TOOLS) set(main_module_tool_deps "${INSTALL_CMAKE_NAMESPACE}${target}Tools\;${PROJECT_VERSION}") endif() # Dirty hack because https://gitlab.kitware.com/cmake/cmake/issues/19200 foreach(dep ${target_deps}) if(dep) list(FIND target_deps_seen "${dep}" dep_seen) if(dep_seen EQUAL -1) list(LENGTH dep len) if(NOT (len EQUAL 2)) message(FATAL_ERROR "List '${dep}' should look like QtFoo;version") endif() list(GET dep 0 dep_name) list(GET dep 1 dep_ver) list(APPEND target_deps_seen "${dep_name}\;${dep_ver}") endif() endif() endforeach() set(target_deps "${target_deps_seen}") if (DEFINED qtdeps) list(REMOVE_DUPLICATES qtdeps) endif() get_target_property(hasModuleHeaders "${target}" INTERFACE_MODULE_HAS_HEADERS) if (${hasModuleHeaders}) qt_internal_write_depends_file("${target}" ${qtdeps}) endif() if(third_party_deps OR main_module_tool_deps OR target_deps) set(path_suffix "${INSTALL_CMAKE_NAMESPACE}${target}") qt_path_join(config_build_dir ${QT_CONFIG_BUILD_DIR} ${path_suffix}) qt_path_join(config_install_dir ${QT_CONFIG_INSTALL_DIR} ${path_suffix}) # Configure and install ModuleDependencies file. configure_file( "${QT_CMAKE_DIR}/QtModuleDependencies.cmake.in" "${config_build_dir}/${INSTALL_CMAKE_NAMESPACE}${target}Dependencies.cmake" @ONLY ) qt_install(FILES "${config_build_dir}/${INSTALL_CMAKE_NAMESPACE}${target}Dependencies.cmake" DESTINATION "${config_install_dir}" COMPONENT Devel ) endif() if(tool_deps) set(path_suffix "${INSTALL_CMAKE_NAMESPACE}${target}Tools") qt_path_join(config_build_dir ${QT_CONFIG_BUILD_DIR} ${path_suffix}) qt_path_join(config_install_dir ${QT_CONFIG_INSTALL_DIR} ${path_suffix}) # Configure and install ModuleToolDependencies file. configure_file( "${QT_CMAKE_DIR}/QtModuleToolsDependencies.cmake.in" "${config_build_dir}/${INSTALL_CMAKE_NAMESPACE}${target}ToolsDependencies.cmake" @ONLY ) qt_install(FILES "${config_build_dir}/${INSTALL_CMAKE_NAMESPACE}${target}ToolsDependencies.cmake" DESTINATION "${config_install_dir}" COMPONENT Devel ) endif() endfunction() function(qt_internal_create_plugin_depends_file target) get_target_property(qt_module "${target}" QT_MODULE) get_target_property(depends "${target}" LINK_LIBRARIES) get_target_property(public_depends "${target}" INTERFACE_LINK_LIBRARIES) get_target_property(target_deps "${target}" _qt_target_deps) set(target_deps_seen "") qt_collect_third_party_deps(${target}) # Dirty hack because https://gitlab.kitware.com/cmake/cmake/issues/19200 foreach(dep ${target_deps}) if(dep) list(FIND target_deps_seen "${dep}" dep_seen) if(dep_seen EQUAL -1) list(LENGTH dep len) if(NOT (len EQUAL 2)) message(FATAL_ERROR "List '${dep}' should look like QtFoo;version") endif() list(GET dep 0 dep_name) list(GET dep 1 dep_ver) list(APPEND target_deps_seen "${dep_name}\;${dep_ver}") endif() endif() endforeach() set(target_deps "${target_deps_seen}") if(third_party_deps OR target_deps) # Setup build and install paths if(qt_module) set(path_suffix "${INSTALL_CMAKE_NAMESPACE}${qt_module}") else() set(path_suffix "${INSTALL_CMAKE_NAMESPACE}${target}") endif() qt_path_join(config_build_dir ${QT_CONFIG_BUILD_DIR} ${path_suffix}) qt_path_join(config_install_dir ${QT_CONFIG_INSTALL_DIR} ${path_suffix}) # Configure and install ModuleDependencies file. configure_file( "${QT_CMAKE_DIR}/QtPluginDependencies.cmake.in" "${config_build_dir}/${target}Dependencies.cmake" @ONLY ) qt_install(FILES "${config_build_dir}/${target}Dependencies.cmake" DESTINATION "${config_install_dir}" COMPONENT Devel ) endif() endfunction() # Create Depends.cmake & Depends.h files for all modules and plug-ins. function(qt_internal_create_depends_files) qt_internal_get_qt_repo_known_modules(repo_known_modules) message("Generating ModuleDepends files and CMake ModuleDependencies files for ${repo_known_modules}...") foreach (target ${repo_known_modules}) qt_internal_create_module_depends_file(${target}) endforeach() message("Generating CMake PluginDependencies files for ${QT_KNOWN_PLUGINS}...") foreach (target ${QT_KNOWN_PLUGINS}) qt_internal_create_plugin_depends_file(${target}) endforeach() endfunction() # This function creates the QtPlugins.cmake used to list all # the plug-in target files. function(qt_internal_create_plugins_files) # The plugins cmake configuration is only needed for static builds. Dynamic builds don't need # the application to link against plugins at build time. if(QT_BUILD_SHARED_LIBS) return() endif() qt_internal_get_qt_repo_known_modules(repo_known_modules) message("Generating Plugins files for ${repo_known_modules}...") foreach (QT_MODULE ${repo_known_modules}) get_target_property(target_type "${QT_MODULE}" TYPE) if(target_type STREQUAL "INTERFACE_LIBRARY") # No plugins are provided by a header only module. continue() endif() qt_path_join(config_build_dir ${QT_CONFIG_BUILD_DIR} ${INSTALL_CMAKE_NAMESPACE}${QT_MODULE}) qt_path_join(config_install_dir ${QT_CONFIG_INSTALL_DIR} ${INSTALL_CMAKE_NAMESPACE}${QT_MODULE}) set(QT_MODULE_PLUGIN_INCLUDES "") get_target_property(qt_plugins "${QT_MODULE}" QT_PLUGINS) if(qt_plugins) foreach (pluginTarget ${qt_plugins}) set(QT_MODULE_PLUGIN_INCLUDES "${QT_MODULE_PLUGIN_INCLUDES}include(\"\${CMAKE_CURRENT_LIST_DIR}/${pluginTarget}Config.cmake\")\n") endforeach() configure_file( "${QT_CMAKE_DIR}/QtPlugins.cmake.in" "${config_build_dir}/${INSTALL_CMAKE_NAMESPACE}${QT_MODULE}Plugins.cmake" @ONLY ) qt_install(FILES "${config_build_dir}/${INSTALL_CMAKE_NAMESPACE}${QT_MODULE}Plugins.cmake" DESTINATION "${config_install_dir}" COMPONENT Devel ) endif() endforeach() endfunction() function(qt_generate_build_internals_extra_cmake_code) if(PROJECT_NAME STREQUAL "QtBase") set(QT_EXTRA_BUILD_INTERNALS_VARS) foreach(var IN LISTS qt_base_configure_tests_vars_to_export) string(APPEND QT_EXTRA_BUILD_INTERNALS_VARS "set(${var} \"${${var}}\" CACHE INTERNAL \"\")\n") endforeach() set(QT_SOURCE_TREE "${QtBase_SOURCE_DIR}") qt_path_join(extra_file_path ${QT_CONFIG_BUILD_DIR} ${INSTALL_CMAKE_NAMESPACE}BuildInternals/QtBuildInternalsExtra.cmake) configure_file( "${CMAKE_CURRENT_LIST_DIR}/QtBuildInternalsExtra.cmake.in" "${extra_file_path}" @ONLY ) endif() endfunction() # For every Qt module check if there any android dependencies that require # processing. function(qt_modules_process_android_dependencies) qt_internal_get_qt_repo_known_modules(repo_known_modules) foreach (target ${repo_known_modules}) qt_android_dependencies(${target}) endforeach() endfunction() function(qt_create_tools_config_files) # Create packages like Qt6CoreTools/Qt6CoreToolsConfig.cmake. foreach(module_name ${QT_KNOWN_MODULES_WITH_TOOLS}) qt_export_tools("${module_name}") endforeach() endfunction() qt_create_tools_config_files() qt_internal_create_depends_files() qt_generate_build_internals_extra_cmake_code() qt_internal_create_plugins_files() if (ANDROID) qt_modules_process_android_dependencies() endif()