1 files changed, 98 insertions, 0 deletions
diff --git a/cmake/QtAppHelpers.cmake b/cmake/QtAppHelpers.cmake
new file mode 100644
index 0000000000..0c99356db3
--- /dev/null
+++ b/cmake/QtAppHelpers.cmake
@@ -0,0 +1,98 @@
+# This function creates a CMake target for a Qt internal app.
+# Such projects had a load(qt_app) command.
+function(qt_internal_add_app target)
+    qt_parse_all_arguments(arg
+        "qt_internal_add_app"
+        "NO_INSTALL"
+        "${__default_target_info_args}"
+        "${__default_private_args}"
+        ${ARGN})
+
+    set(output_directory "${QT_BUILD_DIR}/${INSTALL_BINDIR}")
+
+    set(no_install "")
+    if(arg_NO_INSTALL)
+        set(no_install NO_INSTALL)
+    endif()
+
+    qt_add_executable("${target}"
+        DELAY_RC
+        DELAY_TARGET_INFO
+        OUTPUT_DIRECTORY "${output_directory}"
+        ${no_install}
+        SOURCES ${arg_SOURCES}
+        INCLUDE_DIRECTORIES
+            ${arg_INCLUDE_DIRECTORIES}
+        DEFINES
+            ${arg_DEFINES}
+        LIBRARIES ${arg_LIBRARIES} Qt::PlatformAppInternal
+        COMPILE_OPTIONS ${arg_COMPILE_OPTIONS}
+        LINK_OPTIONS ${arg_LINK_OPTIONS}
+        MOC_OPTIONS ${arg_MOC_OPTIONS}
+        ENABLE_AUTOGEN_TOOLS ${arg_ENABLE_AUTOGEN_TOOLS}
+        DISABLE_AUTOGEN_TOOLS ${arg_DISABLE_AUTOGEN_TOOLS}
+        TARGET_VERSION "${arg_TARGET_VERSION}"
+        TARGET_PRODUCT "${arg_TARGET_PRODUCT}"
+        TARGET_DESCRIPTION "${arg_TARGET_DESCRIPTION}"
+        TARGET_COMPANY "${arg_TARGET_COMPANY}"
+        TARGET_COPYRIGHT "${arg_TARGET_COPYRIGHT}"
+    )
+    qt_internal_add_target_aliases("${target}")
+    _qt_internal_apply_strict_cpp("${target}")
+
+    # To mimic the default behaviors of qt_app.prf, we by default enable GUI Windows applications,
+    # but don't enable macOS bundles.
+    # Bundles are enabled in a separate set_target_properties call if an Info.plist file
+    # is provided.
+    # Similary, the Windows GUI flag is disabled in a separate call
+    # if CONFIG += console was encountered during conversion.
+    set_target_properties("${target}" PROPERTIES WIN32_EXECUTABLE TRUE)
+
+    if(CMAKE_VERSION VERSION_GREATER_EQUAL "3.19.0" AND QT_FEATURE_debug_and_release)
+        set_property(TARGET "${target}"
+            PROPERTY EXCLUDE_FROM_ALL "$<NOT:$<CONFIG:${QT_MULTI_CONFIG_FIRST_CONFIG}>>")
+    endif()
+
+    qt_add_list_file_finalizer(qt_internal_finalize_app ${target})
+endfunction()
+
+function(qt_internal_get_title_case value out_var)
+    if(NOT value)
+        set(${out_var} "" PARENT_SCOPE)
+        return()
+    endif()
+    string(SUBSTRING "${value}" 0 1 first_char)
+    string(TOUPPER "${first_char}" first_char_upper)
+    string(SUBSTRING "${target}" 1 -1 rest_of_value)
+    set(title_value "${first_char_upper}${rest_of_value}")
+    set(${out_var} "${title_value}" PARENT_SCOPE)
+endfunction()
+
+function(qt_internal_update_app_target_info_properties target)
+    # First update the delayed properties with any values that might have been set after the
+    # qt_internal_add_app() call.
+    qt_internal_update_delayed_target_info_properties(${target})
+
+    # Set defaults in case if no values were set.
+    get_target_property(target_version ${target} QT_DELAYED_TARGET_VERSION)
+    if(NOT target_version)
+        set_target_properties(${target} PROPERTIES QT_DELAYED_TARGET_VERSION "${PROJECT_VERSION}")
+    endif()
+
+    get_target_property(target_description ${target} QT_DELAYED_TARGET_DESCRIPTION)
+    if(NOT target_description)
+        qt_internal_get_title_case("${target}" upper_name)
+        set_target_properties(${target} PROPERTIES QT_DELAYED_TARGET_DESCRIPTION "Qt ${upper_name}")
+    endif()
+
+    # Finally set the final values.
+    qt_internal_set_target_info_properties_from_delayed_properties("${target}")
+endfunction()
+
+function(qt_internal_finalize_app target)
+    qt_internal_update_app_target_info_properties("${target}")
+
+    if(WIN32)
+        qt6_generate_win32_rc_file("${target}")
+    endif()
+endfunction()