1 files changed, 65 insertions, 0 deletions
diff --git a/cmake/QtBuildRepoHelpers.cmake b/cmake/QtBuildRepoHelpers.cmake
index 1429448c2f8..05876c1ad6d 100644
--- a/cmake/QtBuildRepoHelpers.cmake
+++ b/cmake/QtBuildRepoHelpers.cmake
@@ -724,6 +724,71 @@ macro(qt_internal_find_standalone_test_config_file)
     endif()
 endmacro()
 
+# Used inside the standalone parts config file to find all requested Qt module packages.
+# standalone_parts_args_var_name should be the var name in the outer scope that contains
+# all the arguments for this function.
+macro(qt_internal_find_standalone_parts_qt_packages standalone_parts_args_var_name)
+    set(__standalone_parts_opt_args "")
+    set(__standalone_parts_single_args "")
+    set(__standalone_parts_multi_args
+        QT_MODULE_PACKAGES
+        QT_TOOL_PACKAGES
+    )
+    cmake_parse_arguments(__standalone_parts
+        "${__standalone_parts_opt_args}"
+        "${__standalone_parts_single_args}"
+        "${__standalone_parts_multi_args}"
+        ${${standalone_parts_args_var_name}})
+
+    # Packages looked up in standalone tests Config files should use the same version as
+    # the one recorded on the Platform target.
+    qt_internal_get_package_version_of_target(Platform __standalone_parts_main_qt_package_version)
+
+    if(__standalone_parts_QT_TOOL_PACKAGES)
+        # Set up QT_HOST_PATH as an extra root path to look for the Tools packages when
+        # cross-compiling.
+        if(NOT "${QT_HOST_PATH}" STREQUAL "")
+             set(__standalone_parts_CMAKE_PREFIX_PATH ${CMAKE_PREFIX_PATH})
+             set(__standalone_parts_CMAKE_FIND_ROOT_PATH ${CMAKE_FIND_ROOT_PATH})
+             list(PREPEND CMAKE_PREFIX_PATH "${QT_HOST_PATH_CMAKE_DIR}")
+             list(PREPEND CMAKE_FIND_ROOT_PATH "${QT_HOST_PATH}")
+        endif()
+
+        foreach(__standalone_parts_package_name IN LISTS __standalone_parts_QT_TOOL_PACKAGES)
+            find_package(${QT_CMAKE_EXPORT_NAMESPACE}${__standalone_parts_package_name}
+                "${__standalone_parts_main_qt_package_version}"
+                PATHS
+                        # These come from Qt6Config.cmake
+                        ${_qt_additional_packages_prefix_path}
+                        ${_qt_additional_packages_prefix_path_env}
+            )
+        endforeach()
+
+        if(NOT "${QT_HOST_PATH}" STREQUAL "")
+             set(CMAKE_PREFIX_PATH ${__standalone_parts_CMAKE_PREFIX_PATH})
+             set(CMAKE_FIND_ROOT_PATH ${__standalone_parts_CMAKE_FIND_ROOT_PATH})
+        endif()
+    endif()
+
+    if(__standalone_parts_QT_MODULE_PACKAGES)
+        foreach(__standalone_parts_package_name IN LISTS __standalone_parts_QT_MODULE_PACKAGES)
+            find_package(${QT_CMAKE_EXPORT_NAMESPACE}
+                "${__standalone_parts_main_qt_package_version}"
+                COMPONENTS "${__standalone_parts_package_name}")
+        endforeach()
+    endif()
+
+    unset(__standalone_parts_opt_args)
+    unset(__standalone_parts_single_args)
+    unset(__standalone_parts_multi_args)
+    unset(__standalone_parts_QT_MODULE_PACKAGES)
+    unset(__standalone_parts_QT_TOOL_PACKAGES)
+    unset(__standalone_parts_main_qt_package_version)
+    unset(__standalone_parts_package_name)
+    unset(__standalone_parts_CMAKE_PREFIX_PATH)
+    unset(__standalone_parts_CMAKE_FIND_ROOT_PATH)
+endmacro()
+
 # Used by standalone tests and standalone non-ExternalProject examples to find all installed qt
 # packages.
 macro(qt_internal_find_standalone_parts_config_files)