Remove GENERATE_METATYPES

It doesn't seem like that it is being used anymore, except an instance
in pro2cmake which I replaced by NO_GENERATE_METATYPES.

Pick-to: 6.5
Change-Id: I135cf47e6041e98b354fb684f0079dad30689dea
Reviewed-by: Alexandru Croitor <[email protected]>

3 files changed, 12 insertions, 19 deletions

diff --git a/cmake/QtModuleHelpers.cmake b/cmake/QtModuleHelpers.cmake
index 9ce689a6382..cbe8defaf86 100644
--- a/cmake/QtModuleHelpers.cmake
+++ b/cmake/QtModuleHelpers.cmake
@@ -17,7 +17,6 @@ macro(qt_internal_get_internal_add_module_keywords option_args single_args multi
         NO_GENERATE_METATYPES
         NO_HEADERSCLEAN_CHECK
         GENERATE_CPP_EXPORTS
-        GENERATE_METATYPES          # TODO: Remove once it is not used anymore
         GENERATE_PRIVATE_CPP_EXPORTS
     )
     set(${single_args}
@@ -706,23 +705,16 @@ set(QT_ALLOW_MISSING_TOOLS_PACKAGES TRUE)")
     endif()
 
     # Generate metatypes
-    if(${arg_GENERATE_METATYPES})
-        # No mention of NO_GENERATE_METATYPES. You should not use it.
-        message(WARNING "GENERATE_METATYPES is on by default for Qt modules. Please remove the manual specification.")
-    endif()
-    if (NOT ${arg_NO_GENERATE_METATYPES})
-        if (NOT target_type STREQUAL "INTERFACE_LIBRARY")
-            set(args "")
-            if(QT_WILL_INSTALL)
-                set(metatypes_install_dir "${INSTALL_ARCHDATADIR}/metatypes")
-                list(APPEND args
-                    __QT_INTERNAL_INSTALL __QT_INTERNAL_INSTALL_DIR "${metatypes_install_dir}")
-            endif()
-            qt6_extract_metatypes(${target} ${args})
-        elseif(${arg_GENERATE_METATYPES})
-            message(FATAL_ERROR "Meta types generation does not work on interface libraries")
+    if (NOT ${arg_NO_GENERATE_METATYPES} AND NOT target_type STREQUAL "INTERFACE_LIBRARY")
+        set(args "")
+        if(QT_WILL_INSTALL)
+            set(metatypes_install_dir "${INSTALL_ARCHDATADIR}/metatypes")
+            list(APPEND args
+                __QT_INTERNAL_INSTALL __QT_INTERNAL_INSTALL_DIR "${metatypes_install_dir}")
         endif()
+        qt6_extract_metatypes(${target} ${args})
     endif()
+
     qt_internal_get_min_new_policy_cmake_version(min_new_policy_version)
     qt_internal_get_max_new_policy_cmake_version(max_new_policy_version)
     configure_package_config_file(
diff --git a/src/corelib/CMakeLists.txt b/src/corelib/CMakeLists.txt
index d2862ff5327..23e56567887 100644
--- a/src/corelib/CMakeLists.txt
+++ b/src/corelib/CMakeLists.txt
@@ -390,7 +390,8 @@ if(QT_WILL_INSTALL)
     list(APPEND core_metatype_args
         __QT_INTERNAL_INSTALL __QT_INTERNAL_INSTALL_DIR "${metatypes_install_dir}")
 endif()
-# Use qt6_extract_metatypes instead of GENERATE_METATYPES so that we can manually pass the
+
+# Use qt6_extract_metatypes instead so that we can manually pass the
 # additional json files.
 qt6_extract_metatypes(Core ${core_metatype_args})
 
diff --git a/util/cmake/pro2cmake.py b/util/cmake/pro2cmake.py
index 487a57abd69..e28d7c04eb5 100755
--- a/util/cmake/pro2cmake.py
+++ b/util/cmake/pro2cmake.py
@@ -3569,8 +3569,8 @@ def write_module(cm_fh: IO[str], scope: Scope, *, indent: int = 0) -> str:
         scope._has_private_module = True
     if "header_module" in scope.get("CONFIG"):
         extra.append("HEADER_MODULE")
-    if "metatypes" in scope.get("CONFIG") or "qmltypes" in scope.get("CONFIG"):
-        extra.append("GENERATE_METATYPES")
+    if not("metatypes" in scope.get("CONFIG") or "qmltypes" in scope.get("CONFIG")):
+        extra.append("NO_GENERATE_METATYPES")
 
     module_config = scope.get("MODULE_CONFIG")
     if len(module_config):