diff options
Diffstat (limited to 'cmake/QtTargetHelpers.cmake')
| -rw-r--r-- | cmake/QtTargetHelpers.cmake | 946 |
1 files changed, 879 insertions, 67 deletions
diff --git a/cmake/QtTargetHelpers.cmake b/cmake/QtTargetHelpers.cmake index 74044ec166..e669047ff1 100644 --- a/cmake/QtTargetHelpers.cmake +++ b/cmake/QtTargetHelpers.cmake @@ -1,42 +1,110 @@ +# Copyright (C) 2022 The Qt Company Ltd. +# SPDX-License-Identifier: BSD-3-Clause + # This function can be used to add sources/libraries/etc. to the specified CMake target # if the provided CONDITION evaluates to true. +# One-value Arguments: +# PRECOMPILED_HEADER +# Name of the precompiled header that is used for the target. +# Multi-value Arguments: +# CONDITION +# The condition under which the target will be extended. +# CONDITION_INDEPENDENT_SOURCES +# Source files that should be added to the target unconditionally. Note that if target is Qt +# module, these files will raise a warning at configure time if the condition is not met. +# COMPILE_FLAGS +# Custom compilation flags. +# EXTRA_LINKER_SCRIPT_CONTENT +# Extra content that should be appended to a target linker script. Applicable for ld only. +# EXTRA_LINKER_SCRIPT_EXPORTS +# Extra content that should be added to export section of the linker script. +# NO_PCH_SOURCES +# Exclude the specified source files from PRECOMPILE_HEADERS and UNITY_BUILD builds. function(qt_internal_extend_target target) + if(NOT TARGET "${target}") + message(FATAL_ERROR "${target} is not a target.") + endif() + qt_internal_is_skipped_test(skipped ${target}) + if(skipped) + return() + endif() + qt_internal_is_in_test_batch(in_batch ${target}) + if(in_batch) + _qt_internal_test_batch_target_name(target) + endif() + # Don't try to extend_target when cross compiling an imported host target (like a tool). qt_is_imported_target("${target}" is_imported) if(is_imported) return() endif() - if (NOT TARGET "${target}") - message(FATAL_ERROR "Trying to extend non-existing target \"${target}\".") - endif() - qt_parse_all_arguments(arg "qt_extend_target" "HEADER_MODULE" "PRECOMPILED_HEADER" - "CONDITION;${__default_public_args};${__default_private_args};${__default_private_module_args};COMPILE_FLAGS;NO_PCH_SOURCES" ${ARGN}) - if ("x${arg_CONDITION}" STREQUAL x) + set(option_args + NO_UNITY_BUILD + ) + set(single_args + PRECOMPILED_HEADER + EXTRA_LINKER_SCRIPT_CONTENT + ) + set(multi_args + ${__default_public_args} + ${__default_private_args} + ${__default_private_module_args} + CONDITION + CONDITION_INDEPENDENT_SOURCES + COMPILE_FLAGS + EXTRA_LINKER_SCRIPT_EXPORTS + ) + + cmake_parse_arguments(PARSE_ARGV 1 arg + "${option_args}" + "${single_args}" + "${multi_args}" + ) + _qt_internal_validate_all_args_are_parsed(arg) + + if("x${arg_CONDITION}" STREQUAL "x") set(arg_CONDITION ON) endif() qt_evaluate_config_expression(result ${arg_CONDITION}) - if (${result}) + if(${result}) if(QT_CMAKE_DEBUG_EXTEND_TARGET) message("qt_extend_target(${target} CONDITION ${arg_CONDITION} ...): Evaluated") endif() set(dbus_sources "") foreach(adaptor ${arg_DBUS_ADAPTOR_SOURCES}) - qt_create_qdbusxml2cpp_command("${target}" "${adaptor}" ADAPTOR BASENAME "${arg_DBUS_ADAPTOR_BASENAME}" FLAGS "${arg_DBUS_ADAPTOR_FLAGS}") + qt_create_qdbusxml2cpp_command("${target}" "${adaptor}" + ADAPTOR + BASENAME "${arg_DBUS_ADAPTOR_BASENAME}" + FLAGS ${arg_DBUS_ADAPTOR_FLAGS} + ) list(APPEND dbus_sources "${adaptor}") endforeach() foreach(interface ${arg_DBUS_INTERFACE_SOURCES}) - qt_create_qdbusxml2cpp_command("${target}" "${interface}" INTERFACE BASENAME "${arg_DBUS_INTERFACE_BASENAME}" FLAGS "${arg_DBUS_INTERFACE_FLAGS}") + qt_create_qdbusxml2cpp_command("${target}" "${interface}" + INTERFACE + BASENAME "${arg_DBUS_INTERFACE_BASENAME}" + FLAGS ${arg_DBUS_INTERFACE_FLAGS} + ) list(APPEND dbus_sources "${interface}") endforeach() + set(all_sources + ${arg_SOURCES} + ${dbus_sources} + ) + get_target_property(target_type ${target} TYPE) set(is_library FALSE) - if (${target_type} STREQUAL "STATIC_LIBRARY" OR ${target_type} STREQUAL "SHARED_LIBRARY") + set(is_interface_lib FALSE) + if(${target_type} STREQUAL "STATIC_LIBRARY" OR ${target_type} STREQUAL "SHARED_LIBRARY") set(is_library TRUE) + elseif(target_type STREQUAL "INTERFACE_LIBRARY") + set(is_interface_lib TRUE) endif() + foreach(lib ${arg_PUBLIC_LIBRARIES} ${arg_LIBRARIES}) # Automatically generate PCH for 'target' using public dependencies. # But only if 'target' is a library/module that does not specify its own PCH file. @@ -48,32 +116,58 @@ function(qt_internal_extend_target target) if(NOT base_lib STREQUAL lib) qt_create_nolink_target("${base_lib}" ${target}) endif() + + # Collect _sync_headers targets from libraries that the target depends on. This is + # heuristic way of building the dependency tree between the _sync_headers targets of + # different Qt modules. + if(TARGET "${lib}") + get_target_property(is_imported ${lib} IMPORTED) + if(NOT is_imported) + get_target_property(is_private ${lib} _qt_is_private_module) + if(is_private) + get_target_property(lib ${lib} _qt_public_module_target_name) + endif() + set(out_genex "$<TARGET_PROPERTY:${lib},_qt_internal_sync_headers_target>") + set_property(TARGET ${target} + APPEND PROPERTY _qt_internal_sync_headers_deps "${out_genex}") + endif() + endif() endforeach() + list(TRANSFORM arg_PUBLIC_LIBRARIES REPLACE "^Qt::" "${QT_CMAKE_EXPORT_NAMESPACE}::") + list(TRANSFORM arg_LIBRARIES REPLACE "^Qt::" "${QT_CMAKE_EXPORT_NAMESPACE}::") + # Set-up the target # CMake versions less than 3.19 don't support adding the source files to the PRIVATE scope # of the INTERFACE libraries. These PRIVATE sources are only needed by IDEs to display # them in a project tree, so to avoid build issues and appearing the sources in - # INTERFACE_SOURCES property of HEADER_MODULE let's simply exclude them for compatibility - # with CMake versions less than 3.19. - if(NOT arg_HEADER_MODULE OR CMAKE_VERSION VERSION_GREATER_EQUAL "3.19") - target_sources("${target}" PRIVATE ${arg_SOURCES} ${dbus_sources}) - if (arg_COMPILE_FLAGS) - set_source_files_properties(${arg_SOURCES} PROPERTIES + # INTERFACE_SOURCES property of INTERFACE_LIBRARY. Collect them inside the + # _qt_internal_target_sources property, since they can be useful in the source processing + # functions. The property itself is not exported and should only be used in the Qt internal + # build tree. + if(NOT is_interface_lib OR CMAKE_VERSION VERSION_GREATER_EQUAL "3.19") + target_sources("${target}" PRIVATE ${all_sources}) + if(arg_COMPILE_FLAGS) + set_source_files_properties(${all_sources} PROPERTIES COMPILE_FLAGS "${arg_COMPILE_FLAGS}") endif() + else() + set_property(TARGET ${target} APPEND PROPERTY + _qt_internal_target_sources ${all_sources}) endif() set(public_visibility_option "PUBLIC") set(private_visibility_option "PRIVATE") - if(arg_HEADER_MODULE) + if(is_interface_lib) set(public_visibility_option "INTERFACE") set(private_visibility_option "INTERFACE") endif() target_include_directories("${target}" ${public_visibility_option} ${arg_PUBLIC_INCLUDE_DIRECTORIES} ${private_visibility_option} ${arg_INCLUDE_DIRECTORIES}) + target_include_directories("${target}" SYSTEM + ${private_visibility_option} ${arg_SYSTEM_INCLUDE_DIRECTORIES}) target_compile_definitions("${target}" ${public_visibility_option} ${arg_PUBLIC_DEFINES} ${private_visibility_option} ${arg_DEFINES}) @@ -87,10 +181,14 @@ function(qt_internal_extend_target target) ${public_visibility_option} ${arg_PUBLIC_LINK_OPTIONS} ${private_visibility_option} ${arg_LINK_OPTIONS}) - if(NOT arg_HEADER_MODULE) - set_property (TARGET "${target}" APPEND PROPERTY + if(NOT is_interface_lib) + set_property(TARGET "${target}" APPEND PROPERTY AUTOMOC_MOC_OPTIONS "${arg_MOC_OPTIONS}" ) + # Plugin types associated to a module + if(NOT "x${arg_PLUGIN_TYPES}" STREQUAL "x") + qt_internal_add_plugin_types("${target}" "${arg_PLUGIN_TYPES}") + endif() endif() # When computing the private library dependencies, we need to check not only the known @@ -138,15 +236,252 @@ function(qt_internal_extend_target target) DISABLE_AUTOGEN_TOOLS ${arg_DISABLE_AUTOGEN_TOOLS}) qt_update_precompiled_header("${target}" "${arg_PRECOMPILED_HEADER}") + ## Also exclude them from unity build qt_update_ignore_pch_source("${target}" "${arg_NO_PCH_SOURCES}") ## Ignore objective-c files for PCH (not supported atm) qt_ignore_pch_obj_c_sources("${target}" "${arg_SOURCES}") + if(arg_NO_UNITY_BUILD) + set_target_properties("${target}" PROPERTIES UNITY_BUILD OFF) + qt_update_ignore_unity_build_sources("${target}" "${arg_SOURCES}") + endif() + if(arg_NO_UNITY_BUILD_SOURCES) + qt_update_ignore_unity_build_sources("${target}" "${arg_NO_UNITY_BUILD_SOURCES}") + endif() else() if(QT_CMAKE_DEBUG_EXTEND_TARGET) message("qt_extend_target(${target} CONDITION ${arg_CONDITION} ...): Skipped") endif() endif() + + if(arg_CONDITION_INDEPENDENT_SOURCES) + set_source_files_properties(${arg_CONDITION_INDEPENDENT_SOURCES} PROPERTIES + _qt_extend_target_condition "${arg_CONDITION}" + SKIP_AUTOGEN TRUE + ) + + qt_internal_get_target_sources_property(sources_property) + set_property(TARGET ${target} APPEND PROPERTY + ${sources_property} "${arg_CONDITION_INDEPENDENT_SOURCES}") + endif() + + if(arg_EXTRA_LINKER_SCRIPT_CONTENT) + set_target_properties(${target} PROPERTIES + _qt_extra_linker_script_content "${arg_EXTRA_LINKER_SCRIPT_CONTENT}") + endif() + if(arg_EXTRA_LINKER_SCRIPT_EXPORTS) + set_target_properties(${target} PROPERTIES + _qt_extra_linker_script_exports "${arg_EXTRA_LINKER_SCRIPT_EXPORTS}") + endif() +endfunction() + +# Given CMAKE_CONFIG and ALL_CMAKE_CONFIGS, determines if a directory suffix needs to be appended +# to each destination, and sets the computed install target destination arguments in OUT_VAR. +# Defaults used for each of the destination types, and can be configured per destination type. +function(qt_get_install_target_default_args) + cmake_parse_arguments(PARSE_ARGV 0 arg + "" + "OUT_VAR;CMAKE_CONFIG;RUNTIME;LIBRARY;ARCHIVE;INCLUDES;BUNDLE" + "ALL_CMAKE_CONFIGS") + _qt_internal_validate_all_args_are_parsed(arg) + + if(NOT arg_CMAKE_CONFIG) + message(FATAL_ERROR "No value given for CMAKE_CONFIG.") + endif() + if(NOT arg_ALL_CMAKE_CONFIGS) + message(FATAL_ERROR "No value given for ALL_CMAKE_CONFIGS.") + endif() + list(LENGTH arg_ALL_CMAKE_CONFIGS all_configs_count) + list(GET arg_ALL_CMAKE_CONFIGS 0 first_config) + + set(suffix "") + if(all_configs_count GREATER 1 AND NOT arg_CMAKE_CONFIG STREQUAL first_config) + set(suffix "/${arg_CMAKE_CONFIG}") + endif() + + set(runtime "${INSTALL_BINDIR}") + if(arg_RUNTIME) + set(runtime "${arg_RUNTIME}") + endif() + + set(library "${INSTALL_LIBDIR}") + if(arg_LIBRARY) + set(library "${arg_LIBRARY}") + endif() + + set(archive "${INSTALL_LIBDIR}") + if(arg_ARCHIVE) + set(archive "${arg_ARCHIVE}") + endif() + + set(includes "${INSTALL_INCLUDEDIR}") + if(arg_INCLUDES) + set(includes "${arg_INCLUDES}") + endif() + + set(bundle "${INSTALL_BINDIR}") + if(arg_BUNDLE) + set(bundle "${arg_BUNDLE}") + endif() + + set(args + RUNTIME DESTINATION "${runtime}${suffix}" + LIBRARY DESTINATION "${library}${suffix}" + ARCHIVE DESTINATION "${archive}${suffix}" COMPONENT Devel + BUNDLE DESTINATION "${bundle}${suffix}" + INCLUDES DESTINATION "${includes}${suffix}") + set(${arg_OUT_VAR} "${args}" PARENT_SCOPE) +endfunction() + +macro(qt_internal_setup_default_target_function_options) + set(__default_private_args + SOURCES + LIBRARIES + INCLUDE_DIRECTORIES + SYSTEM_INCLUDE_DIRECTORIES + DEFINES + DBUS_ADAPTOR_BASENAME + DBUS_ADAPTOR_FLAGS + DBUS_ADAPTOR_SOURCES + DBUS_INTERFACE_BASENAME + DBUS_INTERFACE_FLAGS + DBUS_INTERFACE_SOURCES + FEATURE_DEPENDENCIES + COMPILE_OPTIONS + LINK_OPTIONS + MOC_OPTIONS + DISABLE_AUTOGEN_TOOLS + ENABLE_AUTOGEN_TOOLS + PLUGIN_TYPES + NO_PCH_SOURCES + NO_UNITY_BUILD_SOURCES + ) + set(__default_public_args + PUBLIC_LIBRARIES + PUBLIC_INCLUDE_DIRECTORIES + PUBLIC_DEFINES + PUBLIC_COMPILE_OPTIONS + PUBLIC_LINK_OPTIONS + ) + set(__default_private_module_args + PRIVATE_MODULE_INTERFACE + ) + set(__default_target_info_args + TARGET_VERSION + TARGET_PRODUCT + TARGET_DESCRIPTION + TARGET_COMPANY + TARGET_COPYRIGHT + ) + + # Collection of arguments so they can be shared across qt_internal_add_executable + # and qt_internal_add_test_helper. + set(__qt_internal_add_executable_optional_args + GUI + NO_INSTALL + EXCEPTIONS + DELAY_RC + DELAY_TARGET_INFO + QT_APP + NO_UNITY_BUILD + ) + set(__qt_internal_add_executable_single_args + CORE_LIBRARY + OUTPUT_DIRECTORY + INSTALL_DIRECTORY + VERSION + ${__default_target_info_args} + ) + set(__qt_internal_add_executable_multi_args + ${__default_private_args} + ${__default_public_args} + ) +endmacro() + +# Append a config-specific postfix to library names to ensure distinct names +# in a multi-config build. +# e.g. lib/libQt6DBus_relwithdebinfo.6.3.0.dylib +# Don't apply the postfix to the first encountered release-like config, so we have at least one +# config without a postifx. +# If postfixes are set by user warn about potential issues. +function(qt_internal_setup_cmake_config_postfix) + # Collect configuration that require postfix in Qt library names. + if(QT_GENERATOR_IS_MULTI_CONFIG) + set(postfix_configurations ${CMAKE_CONFIGURATION_TYPES}) + else() + set(postfix_configurations ${CMAKE_BUILD_TYPE}) + + # Set the default postfix to empty by default for single-config builds. + string(TOLOWER "${CMAKE_BUILD_TYPE}" build_type_lower) + set(default_cmake_${build_type_lower}_postfix "") + endif() + + # Override the generic debug postfixes above with custom debug postfixes (even in a single + # config build) to follow the conventions we had since Qt 5. + # e.g. lib/libQt6DBus_debug.6.3.0.dylib + if(WIN32) + if(MINGW) + # On MinGW we don't have "d" suffix for debug libraries like on Linux, + # unless we're building debug and release libraries in one go. + if(QT_GENERATOR_IS_MULTI_CONFIG) + set(default_cmake_debug_postfix "d") + endif() + else() + set(default_cmake_debug_postfix "d") + endif() + elseif(APPLE) + set(default_cmake_debug_postfix "_debug") + endif() + + set(custom_postfix_vars "") + set(release_configs Release RelWithDebInfo MinSizeRel) + set(found_first_release_config FALSE) + foreach(config_type IN LISTS postfix_configurations) + string(TOLOWER "${config_type}" config_type_lower) + string(TOUPPER "${config_type}" config_type_upper) + set(postfix_var CMAKE_${config_type_upper}_POSTFIX) + + # Skip assigning postfix for the first release-like config. + if(NOT found_first_release_config + AND config_type IN_LIST release_configs) + set(found_first_release_config TRUE) + if(NOT "${${postfix_var}}" STREQUAL "") + list(APPEND custom_postfix_vars ${postfix_var}) + endif() + continue() + endif() + + # Check if the default postfix is set, use '_<config_type_lower>' otherwise. + set(default_postfix_var + default_cmake_${config_type_lower}_postfix) + if(NOT DEFINED ${default_postfix_var}) + set(${default_postfix_var} + "_${config_type_lower}") + endif() + + # If postfix is set by user avoid changing it, but save postfix variable that has + # a non-default value for further warning. + if("${${postfix_var}}" STREQUAL "") + set(${postfix_var} "${${default_postfix_var}}" PARENT_SCOPE) + elseif(NOT "${${postfix_var}}" STREQUAL "${${default_postfix_var}}") + list(APPEND custom_postfix_vars ${postfix_var}) + endif() + + # Adjust framework postfixes accordingly + if(APPLE) + set(CMAKE_FRAMEWORK_MULTI_CONFIG_POSTFIX_${config_type_upper} + "${${postfix_var}}" PARENT_SCOPE) + endif() + endforeach() + if(custom_postfix_vars) + list(REMOVE_DUPLICATES custom_postfix_vars) + list(JOIN custom_postfix_vars ", " postfix_vars_string) + + message(WARNING "You are using custom library postfixes: '${postfix_vars_string}' which are" + " considered experimental and are not officially supported by Qt." + " Expect unforeseen issues and user projects built with qmake to be broken." + ) + endif() endfunction() function(qt_is_imported_target target out_var) @@ -219,20 +554,20 @@ endfunction() # On Windows, these properties are used to generate the version information resource. function(qt_set_target_info_properties target) cmake_parse_arguments(arg "" "${__default_target_info_args}" "" ${ARGN}) - if("${arg_TARGET_VERSION}" STREQUAL "") + if(NOT arg_TARGET_VERSION) set(arg_TARGET_VERSION "${PROJECT_VERSION}.0") endif() - if("${arg_TARGET_PRODUCT}" STREQUAL "") + if(NOT arg_TARGET_PRODUCT) set(arg_TARGET_PRODUCT "Qt6") endif() - if("${arg_TARGET_DESCRIPTION}" STREQUAL "") + if(NOT arg_TARGET_DESCRIPTION) set(arg_TARGET_DESCRIPTION "C++ Application Development Framework") endif() - if("${arg_TARGET_COMPANY}" STREQUAL "") + if(NOT arg_TARGET_COMPANY) set(arg_TARGET_COMPANY "The Qt Company Ltd.") endif() - if("${arg_TARGET_COPYRIGHT}" STREQUAL "") - set(arg_TARGET_COPYRIGHT "Copyright (C) 2022 The Qt Company Ltd.") + if(NOT arg_TARGET_COPYRIGHT) + set(arg_TARGET_COPYRIGHT "${QT_COPYRIGHT}") endif() set_target_properties(${target} PROPERTIES QT_TARGET_VERSION "${arg_TARGET_VERSION}" @@ -479,56 +814,139 @@ endif() endif() # INTERFACE libraries don't have IMPORTED_LOCATION-like properties. - # OBJECT libraries have properties like IMPORTED_OBJECTS instead. - # Skip the rest of the procesing for those. - if(target_type STREQUAL "INTERFACE_LIBRARY" OR target_type STREQUAL "OBJECT_LIBRARY") + # Skip the rest of the processing for those. + if(target_type STREQUAL "INTERFACE_LIBRARY") continue() endif() set(properties_retrieved TRUE) + get_target_property(is_configure_time_target ${target} _qt_internal_configure_time_target) + if(is_configure_time_target) + # For Multi-config developer builds we should simply reuse IMPORTED_LOCATION of the + # target. + if(NOT QT_WILL_INSTALL AND QT_FEATURE_debug_and_release) + set(configure_time_target_build_location "") + get_target_property(configure_time_target_install_location ${target} + IMPORTED_LOCATION) + else() + if(IS_ABSOLUTE "${arg_CONFIG_INSTALL_DIR}") + file(RELATIVE_PATH reverse_relative_prefix_path + "${arg_CONFIG_INSTALL_DIR}" "${CMAKE_INSTALL_PREFIX}") + else() + file(RELATIVE_PATH reverse_relative_prefix_path + "${CMAKE_INSTALL_PREFIX}/${arg_CONFIG_INSTALL_DIR}" + "${CMAKE_INSTALL_PREFIX}") + endif() + + get_target_property(configure_time_target_build_location ${target} + _qt_internal_configure_time_target_build_location) + string(TOUPPER "${QT_CMAKE_EXPORT_NAMESPACE}_INSTALL_PREFIX" install_prefix_var) + string(JOIN "" configure_time_target_build_location + "$\{CMAKE_CURRENT_LIST_DIR}/" + "${reverse_relative_prefix_path}" + "${configure_time_target_build_location}") + + get_target_property(configure_time_target_install_location ${target} + _qt_internal_configure_time_target_install_location) + + string(JOIN "" configure_time_target_install_location + "$\{CMAKE_CURRENT_LIST_DIR}/" + "${reverse_relative_prefix_path}" + "${configure_time_target_install_location}") + endif() + if(configure_time_target_install_location) + string(APPEND content " +# Import configure-time executable ${full_target} +if(NOT TARGET ${full_target}) + set(_qt_imported_build_location \"${configure_time_target_build_location}\") + set(_qt_imported_install_location \"${configure_time_target_install_location}\") + set(_qt_imported_location \"\${_qt_imported_install_location}\") + if(NOT EXISTS \"$\{_qt_imported_location}\" + AND NOT \"$\{_qt_imported_build_location}\" STREQUAL \"\") + set(_qt_imported_location \"\${_qt_imported_build_location}\") + endif() + if(NOT EXISTS \"$\{_qt_imported_location}\") + message(FATAL_ERROR \"Unable to add configure time executable ${full_target}\" + \" $\{_qt_imported_location} doesn't exists\") + endif() + add_executable(${full_target} IMPORTED) + set_property(TARGET ${full_target} APPEND PROPERTY IMPORTED_CONFIGURATIONS ${default_cfg}) + set_target_properties(${full_target} PROPERTIES IMPORTED_LOCATION_${uc_default_cfg} + \"$\{_qt_imported_location}\") + set_property(TARGET ${full_target} PROPERTY IMPORTED_GLOBAL TRUE) + unset(_qt_imported_location) + unset(_qt_imported_build_location) + unset(_qt_imported_install_location) +endif() +\n") + endif() + endif() + # Non-prefix debug-and-release builds: add check for the existence of the debug binary of # the target. It is not built by default. if(NOT QT_WILL_INSTALL AND QT_FEATURE_debug_and_release) get_target_property(excluded_genex ${target} EXCLUDE_FROM_ALL) - if(NOT excluded_genex STREQUAL "") + if(excluded_genex) string(APPEND content " # ${full_target} is not built by default in the Debug configuration. Check existence. get_target_property(_qt_imported_location ${full_target} IMPORTED_LOCATION_DEBUG) -if(NOT EXISTS \"$\\{_qt_imported_location}\") +if(NOT EXISTS \"$\{_qt_imported_location}\") get_target_property(_qt_imported_configs ${full_target} IMPORTED_CONFIGURATIONS) list(REMOVE_ITEM _qt_imported_configs DEBUG) - set_property(TARGET ${full_target} PROPERTY IMPORTED_CONFIGURATIONS $\\{_qt_imported_configs}) + set_property(TARGET ${full_target} PROPERTY IMPORTED_CONFIGURATIONS $\{_qt_imported_configs}) set_property(TARGET ${full_target} PROPERTY IMPORTED_LOCATION_DEBUG) -endif()\n\n") +endif()\n") endif() endif() set(write_implib FALSE) set(write_soname FALSE) + set(write_objects FALSE) + set(write_location TRUE) + if(target_type STREQUAL "SHARED_LIBRARY") if(WIN32) set(write_implib TRUE) + elseif(WASM) + # Keep write_soname at FALSE else() set(write_soname TRUE) endif() + elseif(target_type STREQUAL "OBJECT_LIBRARY") + set(write_objects TRUE) + set(write_location FALSE) endif() if(NOT "${uc_release_cfg}" STREQUAL "") - string(APPEND content "get_target_property(_qt_imported_location ${full_target} IMPORTED_LOCATION_${uc_release_cfg})\n") + if(write_location) + string(APPEND content "get_target_property(_qt_imported_location ${full_target} IMPORTED_LOCATION_${uc_release_cfg})\n") + endif() if(write_implib) string(APPEND content "get_target_property(_qt_imported_implib ${full_target} IMPORTED_IMPLIB_${uc_release_cfg})\n") endif() if(write_soname) string(APPEND content "get_target_property(_qt_imported_soname ${full_target} IMPORTED_SONAME_${uc_release_cfg})\n") endif() + if(write_objects) + string(APPEND content "get_target_property(_qt_imported_objects ${full_target} IMPORTED_OBJECTS_${uc_release_cfg})\n") + # We generate CLR props as well, because that's what CMake generates for object + # libraries with CMake 3.27. They are usually empty strings though, aka "". + string(APPEND content "get_target_property(_qt_imported_clr ${full_target} IMPORTED_COMMON_LANGUAGE_RUNTIME_${uc_release_cfg})\n") + endif() + endif() + if(write_location) + string(APPEND content "get_target_property(_qt_imported_location_default ${full_target} IMPORTED_LOCATION_$\{QT_DEFAULT_IMPORT_CONFIGURATION})\n") endif() - string(APPEND content "get_target_property(_qt_imported_location_default ${full_target} IMPORTED_LOCATION_$\\{QT_DEFAULT_IMPORT_CONFIGURATION})\n") if(write_implib) - string(APPEND content "get_target_property(_qt_imported_implib_default ${full_target} IMPORTED_IMPLIB_$\\{QT_DEFAULT_IMPORT_CONFIGURATION})\n") + string(APPEND content "get_target_property(_qt_imported_implib_default ${full_target} IMPORTED_IMPLIB_$\{QT_DEFAULT_IMPORT_CONFIGURATION})\n") endif() if(write_soname) - string(APPEND content "get_target_property(_qt_imported_soname_default ${full_target} IMPORTED_SONAME_$\\{QT_DEFAULT_IMPORT_CONFIGURATION})\n") + string(APPEND content "get_target_property(_qt_imported_soname_default ${full_target} IMPORTED_SONAME_$\{QT_DEFAULT_IMPORT_CONFIGURATION})\n") + endif() + if(write_objects) + string(APPEND content "get_target_property(_qt_imported_objects_default ${full_target} IMPORTED_OBJECTS_$\{QT_DEFAULT_IMPORT_CONFIGURATION})\n") + string(APPEND content "get_target_property(_qt_imported_clr_default ${full_target} IMPORTED_COMMON_LANGUAGE_RUNTIME_$\{QT_DEFAULT_IMPORT_CONFIGURATION})\n") endif() foreach(config ${configurations_to_export} "") string(TOUPPER "${config}" ucconfig) @@ -544,20 +962,32 @@ endif()\n\n") set_property(TARGET ${full_target} APPEND PROPERTY IMPORTED_CONFIGURATIONS ${ucconfig}) ") endif() - string(APPEND content " + if(write_location) + string(APPEND content " if(_qt_imported_location${var_suffix}) - set_property(TARGET ${full_target} PROPERTY IMPORTED_LOCATION${property_suffix} \"$\\{_qt_imported_location${var_suffix}}\") + set_property(TARGET ${full_target} PROPERTY IMPORTED_LOCATION${property_suffix} \"$\{_qt_imported_location${var_suffix}}\") endif()") + endif() if(write_implib) string(APPEND content " if(_qt_imported_implib${var_suffix}) - set_property(TARGET ${full_target} PROPERTY IMPORTED_IMPLIB${property_suffix} \"$\\{_qt_imported_implib${var_suffix}}\") + set_property(TARGET ${full_target} PROPERTY IMPORTED_IMPLIB${property_suffix} \"$\{_qt_imported_implib${var_suffix}}\") endif()") endif() if(write_soname) string(APPEND content " if(_qt_imported_soname${var_suffix}) - set_property(TARGET ${full_target} PROPERTY IMPORTED_SONAME${property_suffix} \"$\\{_qt_imported_soname${var_suffix}}\") + set_property(TARGET ${full_target} PROPERTY IMPORTED_SONAME${property_suffix} \"$\{_qt_imported_soname${var_suffix}}\") +endif()") + endif() + if(write_objects) + string(APPEND content " +if(_qt_imported_objects${var_suffix}) + set_property(TARGET ${full_target} PROPERTY IMPORTED_OBJECTS${property_suffix} \"$\{_qt_imported_objects${var_suffix}}\") +endif()") + string(APPEND content " +if(_qt_imported_clr${var_suffix}) + set_property(TARGET ${full_target} PROPERTY IMPORTED_COMMON_LANGUAGE_RUNTIME${property_suffix} \"$\{_qt_imported_clr${var_suffix}}\") endif()") endif() string(APPEND content "\n") @@ -570,6 +1000,10 @@ unset(_qt_imported_location) unset(_qt_imported_location_default) unset(_qt_imported_soname) unset(_qt_imported_soname_default) +unset(_qt_imported_objects) +unset(_qt_imported_objects_default) +unset(_qt_imported_clr) +unset(_qt_imported_clr_default) unset(_qt_imported_configs)") endif() @@ -583,25 +1017,51 @@ unset(_qt_imported_configs)") endfunction() function(qt_internal_export_modern_cmake_config_targets_file) - cmake_parse_arguments(__arg "" "EXPORT_NAME_PREFIX;CONFIG_INSTALL_DIR" "TARGETS" ${ARGN}) + cmake_parse_arguments(arg + "" + "EXPORT_NAME_PREFIX;CONFIG_BUILD_DIR;CONFIG_INSTALL_DIR" + "TARGETS" + ${ARGN} + ) - set(export_name "${__arg_EXPORT_NAME_PREFIX}VersionlessTargets") - foreach(target ${__arg_TARGETS}) - if (TARGET "${target}Versionless") - continue() - endif() + if("${arg_TARGETS}" STREQUAL "") + message(FATAL_ERROR "Target list is empty") + endif() - add_library("${target}Versionless" INTERFACE) - target_link_libraries("${target}Versionless" INTERFACE "${target}") - set_target_properties("${target}Versionless" PROPERTIES - EXPORT_NAME "${target}" - _qt_is_versionless_target "TRUE") - set_property(TARGET "${target}Versionless" - APPEND PROPERTY EXPORT_PROPERTIES _qt_is_versionless_target) + if("${arg_CONFIG_BUILD_DIR}" STREQUAL "") + message(FATAL_ERROR "CONFIG_BUILD_DIR is not specified") + endif() - qt_install(TARGETS "${target}Versionless" EXPORT ${export_name}) - endforeach() - qt_install(EXPORT ${export_name} NAMESPACE Qt:: DESTINATION "${__arg_CONFIG_INSTALL_DIR}") + if("${arg_CONFIG_INSTALL_DIR}" STREQUAL "") + message(FATAL_ERROR "CONFIG_INSTALL_DIR is not specified") + endif() + + if("${arg_EXPORT_NAME_PREFIX}" STREQUAL "") + message(FATAL_ERROR "EXPORT_NAME_PREFIX is not specified") + endif() + + set(versionless_targets ${arg_TARGETS}) + + # CMake versions < 3.18 compatibility code. Creates the mimics of the versioned libraries. + set(versionless_targets_export "${arg_CONFIG_BUILD_DIR}/${arg_EXPORT_NAME_PREFIX}VersionlessTargets.cmake") + configure_file("${QT_CMAKE_DIR}/QtVersionlessTargets.cmake.in" + "${versionless_targets_export}" + @ONLY + ) + + # CMake versions >= 3.18 code. Create the versionless ALIAS targets. + set(alias_export "${arg_CONFIG_BUILD_DIR}/${arg_EXPORT_NAME_PREFIX}VersionlessAliasTargets.cmake") + configure_file("${QT_CMAKE_DIR}/QtVersionlessAliasTargets.cmake.in" + "${alias_export}" + @ONLY + ) + + qt_install(FILES + "${alias_export}" + "${versionless_targets_export}" + DESTINATION "${arg_CONFIG_INSTALL_DIR}" + COMPONENT Devel + ) endfunction() function(qt_internal_create_tracepoints name tracepoints_file) @@ -610,20 +1070,22 @@ function(qt_internal_create_tracepoints name tracepoints_file) set(header_filename "${provider_name}_tracepoints_p.h") set(header_path "${CMAKE_CURRENT_BINARY_DIR}/${header_filename}") - if(QT_FEATURE_lttng OR QT_FEATURE_etw) + if(QT_FEATURE_lttng OR QT_FEATURE_etw OR QT_FEATURE_ctf) set(source_path "${CMAKE_CURRENT_BINARY_DIR}/${provider_name}_tracepoints.cpp") qt_configure_file(OUTPUT "${source_path}" CONTENT "#define TRACEPOINT_CREATE_PROBES #define TRACEPOINT_DEFINE #include \"${header_filename}\"") target_sources(${name} PRIVATE "${source_path}") - target_compile_definitions(${name} PRIVATE Q_TRACEPOINT) + target_compile_definitions(${name} PUBLIC Q_TRACEPOINT) if(QT_FEATURE_lttng) set(tracegen_arg "lttng") target_link_libraries(${name} PRIVATE LTTng::UST) elseif(QT_FEATURE_etw) set(tracegen_arg "etw") + elseif(QT_FEATURE_ctf) + set(tracegen_arg "ctf") endif() if(NOT "${QT_HOST_PATH}" STREQUAL "") @@ -646,12 +1108,87 @@ function(qt_internal_create_tracepoints name tracepoints_file) endif() endfunction() +function(qt_internal_generate_tracepoints name provider) + cmake_parse_arguments(arg "" "" "SOURCES" ${ARGN} ) + set(provider_name ${provider}) + string(PREPEND provider_name "qt") + set(tracepoint_filename "${provider_name}.tracepoints") + set(tracepoints_path "${CMAKE_CURRENT_BINARY_DIR}/${tracepoint_filename}") + set(header_filename "${provider_name}_tracepoints_p.h") + set(header_path "${CMAKE_CURRENT_BINARY_DIR}/${header_filename}") + + if(QT_FEATURE_lttng OR QT_FEATURE_etw OR QT_FEATURE_ctf) + + set(absolute_file_paths "") + foreach(file IN LISTS arg_SOURCES) + get_filename_component(absolute_file ${file} ABSOLUTE) + list(APPEND absolute_file_paths ${absolute_file}) + endforeach() + + if(NOT "${QT_HOST_PATH}" STREQUAL "") + qt_path_join(tracepointgen + "${QT_HOST_PATH}" + "${QT${PROJECT_VERSION_MAJOR}_HOST_INFO_LIBEXECDIR}" + "tracepointgen") + else() + set(tracepointgen "${QT_CMAKE_EXPORT_NAMESPACE}::tracepointgen") + endif() + + add_custom_command(OUTPUT "${tracepoints_path}" + COMMAND ${tracepointgen} ${provider_name} "${tracepoints_path}" "I$<JOIN:$<TARGET_PROPERTY:${name},INCLUDE_DIRECTORIES>,;>" ${absolute_file_paths} + DEPENDS ${absolute_file_paths} + VERBATIM) + add_custom_target(${name}_${provider_name}_tracepoints_file DEPENDS "${tracepoints_path}") + add_dependencies(${name} ${name}_${provider_name}_tracepoints_file) + + set(source_path "${CMAKE_CURRENT_BINARY_DIR}/${provider_name}_tracepoints.cpp") + qt_configure_file(OUTPUT "${source_path}" + CONTENT "#define TRACEPOINT_CREATE_PROBES + #define TRACEPOINT_DEFINE + #include \"${header_filename}\"") + target_sources(${name} PRIVATE "${source_path}") + target_compile_definitions(${name} PUBLIC Q_TRACEPOINT) + + if(QT_FEATURE_lttng) + set(tracegen_arg "lttng") + target_link_libraries(${name} PRIVATE LTTng::UST) + elseif(QT_FEATURE_etw) + set(tracegen_arg "etw") + elseif(QT_FEATURE_ctf) + set(tracegen_arg "ctf") + endif() + + if(NOT "${QT_HOST_PATH}" STREQUAL "") + qt_path_join(tracegen + "${QT_HOST_PATH}" + "${QT${PROJECT_VERSION_MAJOR}_HOST_INFO_LIBEXECDIR}" + "tracegen") + else() + set(tracegen "${QT_CMAKE_EXPORT_NAMESPACE}::tracegen") + endif() + + get_filename_component(tracepoints_filepath "${tracepoints_path}" ABSOLUTE) + add_custom_command(OUTPUT "${header_path}" + COMMAND ${tracegen} ${tracegen_arg} "${tracepoints_filepath}" "${header_path}" + DEPENDS "${tracepoints_path}" + VERBATIM) + add_custom_target(${name}_${provider_name}_tracepoints_header DEPENDS "${header_path}") + add_dependencies(${name} ${name}_${provider_name}_tracepoints_header) + else() + qt_configure_file(OUTPUT "${header_path}" CONTENT "#include <private/qtrace_p.h>\n") + endif() +endfunction() + function(qt_internal_set_compile_pdb_names target) if(MSVC) get_target_property(target_type ${target} TYPE) if(target_type STREQUAL "STATIC_LIBRARY" OR target_type STREQUAL "OBJECT_LIBRARY") - set_target_properties(${target} PROPERTIES COMPILE_PDB_NAME "${INSTALL_CMAKE_NAMESPACE}${target}") - set_target_properties(${target} PROPERTIES COMPILE_PDB_NAME_DEBUG "${INSTALL_CMAKE_NAMESPACE}${target}d") + get_target_property(output_name ${target} OUTPUT_NAME) + if(NOT output_name) + set(output_name "${INSTALL_CMAKE_NAMESPACE}${target}") + endif() + set_target_properties(${target} PROPERTIES COMPILE_PDB_NAME "${output_name}") + set_target_properties(${target} PROPERTIES COMPILE_PDB_NAME_DEBUG "${output_name}d") endif() endif() endfunction() @@ -660,12 +1197,12 @@ endfunction() # # MSVC generates 2 types of pdb files: # - compile-time generated pdb files (compile flag /Zi + /Fd<pdb_name>) -# - link-time genereated pdb files (link flag /debug + /PDB:<pdb_name>) +# - link-time generated pdb files (link flag /debug + /PDB:<pdb_name>) # # CMake allows changing the names of each of those pdb file types by setting # the COMPILE_PDB_NAME_<CONFIG> and PDB_NAME_<CONFIG> properties. If they are # left empty, CMake will compute the default names itself (or rather in certain cases -# leave it up to te compiler), without actually setting the property values. +# leave it up to the compiler), without actually setting the property values. # # For installation purposes, CMake only provides a generator expression to the # link time pdb file path, not the compile path one, which means we have to compute the @@ -712,8 +1249,9 @@ function(qt_internal_install_pdb_files target install_dir_path) "Can't install pdb file for static library ${target}. " "The ARCHIVE_OUTPUT_DIRECTORY path is not known.") endif() - set(pdb_name "${INSTALL_CMAKE_NAMESPACE}${target}$<$<CONFIG:Debug>:d>.pdb") - qt_path_join(compile_time_pdb_file_path "${lib_dir}" "${pdb_name}") + get_target_property(pdb_name "${target}" COMPILE_PDB_NAME) + qt_path_join(compile_time_pdb_file_path + "${lib_dir}" "${pdb_name}$<$<CONFIG:Debug>:d>.pdb") qt_install(FILES "${compile_time_pdb_file_path}" DESTINATION "${install_dir_path}" OPTIONAL) @@ -725,8 +1263,9 @@ function(qt_internal_install_pdb_files target install_dir_path) qt_path_join(pdb_dir "${pdb_dir}" "$<CONFIG>") endif() endif() - set(pdb_name "${INSTALL_CMAKE_NAMESPACE}${target}$<$<CONFIG:Debug>:d>.pdb") - qt_path_join(compile_time_pdb_file_path "${pdb_dir}" "${pdb_name}") + get_target_property(pdb_name "${target}" COMPILE_PDB_NAME) + qt_path_join(compile_time_pdb_file_path + "${pdb_dir}" "${pdb_name}$<$<CONFIG:Debug>:d>.pdb") qt_install(FILES "${compile_time_pdb_file_path}" DESTINATION "${install_dir_path}" OPTIONAL) @@ -797,6 +1336,33 @@ endfunction() # Needed to allow selectively applying certain flags via PlatformXInternal targets. function(qt_internal_mark_as_internal_library target) set_target_properties(${target} PROPERTIES _qt_is_internal_library TRUE) + qt_internal_mark_as_internal_target(${target}) +endfunction() + +# Marks a target with a property that it was built using the internal Qt API (qt_internal_*) as +# opposed to it being a user project library or executable(qt_add_*, etc). +# +# Needed to allow selectively applying certain flags via PlatformXInternal targets. +function(qt_internal_mark_as_internal_target target) + set_target_properties(${target} PROPERTIES _qt_is_internal_target TRUE) +endfunction() + +# Marks a target with a property to skip it adding it as a dependency when building examples as +# ExternalProjects. +# Needed to create a ${repo}_src global target that examples can depend on in multi-config builds +# due to a bug in AUTOUIC. +# +# See QTBUG-110369. +function(qt_internal_skip_dependency_for_examples target) + set_target_properties(${target} PROPERTIES _qt_skip_dependency_for_examples TRUE) +endfunction() + +function(qt_internal_is_target_skipped_for_examples target out_var) + get_property(is_skipped TARGET ${target} PROPERTY _qt_skip_dependency_for_examples) + if(NOT is_skipped) + set(is_skipped FALSE) + endif() + set(${out_var} "${is_skipped}" PARENT_SCOPE) endfunction() function(qt_internal_link_internal_platform_for_object_library target) @@ -844,7 +1410,7 @@ endfunction() # To achieve that, consumers of ${target} will only get the include directories of ${dep_target} # if the latter package and target exists. # -# A find_package(dep_target) dependency is added to ${target}'s ModuleDependencies.cmake file. +# A find_package(dep_target) dependency is added to ${target}'s *Dependencies.cmake file. # # We use target_include_directories(PRIVATE) instead of target_link_libraries(PRIVATE) because the # latter would propagate a mandatory LINK_ONLY dependency on the ${dep_target} in a static Qt build. @@ -857,3 +1423,249 @@ function(qt_internal_add_target_include_dirs_and_optionally_propagate target dep qt_record_extra_third_party_dependency("${target}" "${dep_target}") endfunction() + +# The function disables one or multiple internal global definitions that are defined by the +# qt_internal_add_global_definition function for a specific 'target'. +function(qt_internal_undefine_global_definition target) + if(NOT TARGET "${target}") + message(FATAL_ERROR "${target} is not a target.") + endif() + qt_internal_is_skipped_test(skipped ${target}) + if(skipped) + return() + endif() + qt_internal_is_in_test_batch(in_batch ${target}) + if(in_batch) + _qt_internal_test_batch_target_name(target) + endif() + + if("${ARGN}" STREQUAL "") + message(FATAL_ERROR "The function expects at least one definition as an argument.") + endif() + + foreach(definition IN LISTS ARGN) + set(undef_property_name "QT_INTERNAL_UNDEF_${definition}") + set_target_properties(${target} PROPERTIES "${undef_property_name}" TRUE) + endforeach() +endfunction() + +# This function adds any defines which are local to the current repository (e.g. qtbase, +# qtmultimedia). Those can be defined in the corresponding .cmake.conf file via +# QT_EXTRA_INTERNAL_TARGET_DEFINES. QT_EXTRA_INTERNAL_TARGET_DEFINES accepts a list of definitions. +# The definitions are passed to target_compile_definitions, which means that values can be provided +# via the FOO=Bar syntax +# This does nothing for interface targets +function(qt_internal_add_repo_local_defines target) + get_target_property(type "${target}" TYPE) + if (${type} STREQUAL "INTERFACE_LIBRARY") + return() + endif() + if(DEFINED QT_EXTRA_INTERNAL_TARGET_DEFINES) + target_compile_definitions("${target}" PRIVATE ${QT_EXTRA_INTERNAL_TARGET_DEFINES}) + endif() +endfunction() + +# The function returns the value of the target's SOURCES property. The function takes into account +# the limitation of the CMake version less than 3.19, that restricts to add non-interface sources +# to an interface target. +# Note: The function works correctly only if qt_internal_extend_target is used when adding source +# files. +function(qt_internal_get_target_sources out_var target) + qt_internal_get_target_sources_property(sources_property) + get_target_property(${out_var} ${target} ${sources_property}) + set(${out_var} "${${out_var}}" PARENT_SCOPE) +endfunction() + +# The function distinguishes what property supposed to store target sources, based on target TYPE +# and the CMake version. +function(qt_internal_get_target_sources_property out_var) + set(${out_var} "SOURCES") + get_target_property(target_type ${target} TYPE) + if(CMAKE_VERSION VERSION_LESS "3.19" AND target_type STREQUAL "INTERFACE_LIBRARY") + set(${out_var} "_qt_internal_target_sources") + endif() + set(${out_var} "${${out_var}}" PARENT_SCOPE) +endfunction() + +# This function collects target properties that contain generator expressions and needs to be +# exported. This function is needed since the CMake EXPORT_PROPERTIES property doesn't support +# properties that contain generator expressions. +# Usage: qt_internal_add_genex_properties_export(target properties...) +function(qt_internal_add_genex_properties_export target) + get_cmake_property(is_multi_config GENERATOR_IS_MULTI_CONFIG) + + set(config_check_begin "") + set(config_check_end "") + if(is_multi_config) + list(GET CMAKE_CONFIGURATION_TYPES 0 first_config_type) + + # The genex snippet is evaluated to '$<NOT:$<BOOL:$<CONFIG>>>' in the generated cmake file. + # The check is only applicable to the 'main' configuration. If user project doesn't use + # multi-config generator, then the check supposed to return true and the value from the + # 'main' configuration supposed to be used. + string(JOIN "" check_if_config_empty + "$<1:$><NOT:" + "$<1:$><BOOL:" + "$<1:$><CONFIG$<ANGLE-R>" + "$<ANGLE-R>" + "$<ANGLE-R>" + ) + + # The genex snippet is evaluated to '$<CONFIG:'Qt config type'>' in the generated cmake + # file and checks if the config that user uses matches the generated cmake file config. + string(JOIN "" check_user_config + "$<1:$><CONFIG:$<CONFIG>$<ANGLE-R>" + ) + + # The genex snippet is evaluated to '$<$<OR:$<CONFIG:'Qt config type'>>:'Property content'> + # for non-main Qt configs and to + # $<$<OR:$<CONFIG:'Qt config type'>,$<NOT:$<BOOL:$<CONFIG>>>>:'Property content'> for the + # main Qt config. This guard is required to choose the correct value of the property for the + # user project according to the user config type. + # All genexes need to be escaped properly to protect them from evaluation by the + # file(GENERATE call in the qt_internal_export_genex_properties function. + string(JOIN "" config_check_begin + "$<1:$><" + "$<1:$><OR:" + "${check_user_config}" + "$<$<CONFIG:${first_config_type}>:$<COMMA>${check_if_config_empty}>" + "$<ANGLE-R>:" + ) + set(config_check_end "$<ANGLE-R>") + endif() + set(target_name "${QT_CMAKE_EXPORT_NAMESPACE}::${target}") + foreach(property IN LISTS ARGN) + set(target_property_genex "$<TARGET_PROPERTY:${target_name},${property}>") + # All properties that contain lists need to be protected of processing by JOIN genex calls. + # So this escapes the semicolons for these list. + set(target_property_list_escape + "$<JOIN:$<GENEX_EVAL:${target_property_genex}>,\;>") + set(property_value + "\"${config_check_begin}${target_property_list_escape}${config_check_end}\"") + set_property(TARGET ${target} APPEND PROPERTY _qt_export_genex_properties_content + "${property} ${property_value}") + endforeach() +endfunction() + +# This function executes generator expressions for the properties that are added by the +# qt_internal_add_genex_properties_export function and sets the calculated values to the +# corresponding properties in the generated ExtraProperties.cmake file. The file then needs to be +# included after the target creation routines in Config.cmake files. It also supports Multi-Config +# builds. +# Arguments: +# EXPORT_NAME_PREFIX: +# The portion of the file name before ExtraProperties.cmake +# CONFIG_INSTALL_DIR: +# Installation location for the file. +# TARGETS: +# The internal target names. +function(qt_internal_export_genex_properties) + set(option_args "") + set(single_args + EXPORT_NAME_PREFIX + CONFIG_INSTALL_DIR + ) + set(multi_args TARGETS) + cmake_parse_arguments(arg "${option_args}" "${single_args}" "${multi_args}" ${ARGN}) + + if(NOT arg_EXPORT_NAME_PREFIX) + message(FATAL_ERROR "qt_internal_export_genex_properties: " + "Missing EXPORT_NAME_PREFIX argument.") + endif() + + if(NOT arg_TARGETS) + message(FATAL_ERROR "qt_internal_export_genex_properties: " + "TARGETS argument must contain at least one target") + endif() + + foreach(target IN LISTS arg_TARGETS) + get_cmake_property(is_multi_config GENERATOR_IS_MULTI_CONFIG) + + set(output_file_base_name "${arg_EXPORT_NAME_PREFIX}ExtraProperties") + set(should_append "") + set(config_suffix "") + if(is_multi_config) + list(GET CMAKE_CONFIGURATION_TYPES 0 first_config_type) + set(config_suffix "$<$<NOT:$<CONFIG:${first_config_type}>>:-$<CONFIG>>") + # If the generated file belongs to the 'main' config type, we should set property + # but not append it. + string(JOIN "" should_append + "$<$<NOT:$<CONFIG:${first_config_type}>>: APPEND>") + endif() + set(file_name "${output_file_base_name}${config_suffix}.cmake") + + qt_path_join(output_file "${arg_CONFIG_INSTALL_DIR}" + "${file_name}") + + if(NOT IS_ABSOLUTE "${output_file}") + qt_path_join(output_file "${QT_BUILD_DIR}" "${output_file}") + endif() + + set(target_name "${QT_CMAKE_EXPORT_NAMESPACE}::${target}") + + string(JOIN "" set_property_begin "set_property(TARGET " + "${target_name}${should_append} PROPERTY " + ) + set(set_property_end ")") + set(set_property_glue "${set_property_end}\n${set_property_begin}") + set(property_list + "$<GENEX_EVAL:$<TARGET_PROPERTY:${target},_qt_export_genex_properties_content>>") + string(JOIN "" set_property_content "${set_property_begin}" + "$<JOIN:${property_list},${set_property_glue}>" + "${set_property_end}") + + if(is_multi_config) + set(config_includes "") + foreach(config IN LISTS CMAKE_CONFIGURATION_TYPES) + if(NOT first_config_type STREQUAL config) + set(include_file_name + "${output_file_base_name}-${config}.cmake") + list(APPEND config_includes + "include(\"\${CMAKE_CURRENT_LIST_DIR}/${include_file_name}\")") + endif() + endforeach() + list(JOIN config_includes "\n" config_includes_string) + set(config_includes_string + "\n$<$<CONFIG:${first_config_type}>:${config_includes_string}>") + endif() + + file(GENERATE OUTPUT "${output_file}" + CONTENT "$<$<BOOL:${property_list}>:${set_property_content}${config_includes_string}>" + CONDITION "$<BOOL:${property_list}>" + ) + endforeach() + + qt_install(FILES "$<$<BOOL:${property_list}>:${output_file}>" + DESTINATION "${arg_CONFIG_INSTALL_DIR}" + COMPONENT Devel + ) +endfunction() + +# The macro promotes the Qt platform targets and their dependencies to global. The macro shouldn't +# be called explicitly in regular cases. It's called right after the first find_package(Qt ...) +# call in the qt_internal_project_setup macro. +# This allows using the qt_find_package(Wrap<3rdparty> PROVIDED_TARGETS ...) function, +# without the risk of having duplicated global promotion of Qt internals. This is especially +# sensitive for the bundled 3rdparty libraries. +macro(qt_internal_promote_platform_targets_to_global) + if(TARGET Qt6::Platform) + get_target_property(is_imported Qt6::Platform IMPORTED) + if(is_imported) + set(known_platform_targets + Platform + PlatformCommonInternal + PlatformModuleInternal + PlatformPluginInternal + PlatformAppInternal + PlatformToolInternal + ) + set(versionless_platform_targets ${known_platform_targets}) + + list(TRANSFORM known_platform_targets PREPEND Qt6::) + list(TRANSFORM versionless_platform_targets PREPEND Qt::) + qt_find_package(Qt6 PROVIDED_TARGETS + ${known_platform_targets} + ${versionless_platform_targets}) + endif() + endif() +endmacro() |