Introduce NO_GENERATE_CPP_EXPORTS argument for qt_internal_add_module

The argument is inverted GENERATE_CPP_EXPORTS argument. Use it
explicitly for the modules that do not require the autogenerated cpp
exports.

Task-number: QTBUG-90492
Change-Id: Ic67772ba9ed5e40f132a97e7d6844102ad023ff3
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>

cmake/QtModuleHelpers.cmake

@@ -16,7 +16,8 @@ macro(qt_internal_get_internal_add_module_keywords option_args single_args multi
         NO_ADDITIONAL_TARGET_INFO
         NO_GENERATE_METATYPES
         NO_HEADERSCLEAN_CHECK
-        GENERATE_CPP_EXPORTS
+        GENERATE_CPP_EXPORTS # deprecated
+        NO_GENERATE_CPP_EXPORTS
         NO_UNITY_BUILD
     )
     set(${single_args}
@@ -422,7 +423,8 @@ function(qt_internal_add_module target)
         # We should not generate export headers if module is defined as pure STATIC.
         # Static libraries don't need to export their symbols, and corner cases when sources are
         # also used in shared libraries, should be handled manually.
-        if(arg_GENERATE_CPP_EXPORTS AND NOT arg_STATIC)
+        if((NOT arg_NO_GENERATE_CPP_EXPORTS OR arg_GENERATE_CPP_EXPORTS) AND NOT arg_STATIC
+            AND NOT arg_HEADER_MODULE)
             if(arg_CPP_EXPORT_HEADER_BASE_NAME)
                 set(cpp_export_header_base_name
                     "CPP_EXPORT_HEADER_BASE_NAME;${arg_CPP_EXPORT_HEADER_BASE_NAME}"

src/assets/icons/CMakeLists.txt

@@ -5,6 +5,7 @@ qt_internal_add_module(ExampleIconsPrivate
     CONFIG_MODULE_NAME example_icons
     STATIC
     INTERNAL_MODULE
+    NO_GENERATE_CPP_EXPORTS
 )
 
 set(icons_resource_files

src/platformsupport/devicediscovery/CMakeLists.txt

@@ -15,6 +15,7 @@ qt_internal_add_module(DeviceDiscoverySupportPrivate
         QT_NO_CAST_FROM_ASCII
     PUBLIC_LIBRARIES
         Qt::CorePrivate
+    NO_GENERATE_CPP_EXPORTS
 )
 
 ## Scopes:

src/platformsupport/fbconvenience/CMakeLists.txt

@@ -22,4 +22,5 @@ qt_internal_add_module(FbSupportPrivate
         Qt::GuiPrivate
     PRECOMPILED_HEADER
         "../../corelib/global/qt_pch.h"
+    NO_GENERATE_CPP_EXPORTS
 )

src/platformsupport/input/CMakeLists.txt

@@ -22,6 +22,7 @@ qt_internal_add_module(InputSupportPrivate
         Qt::GuiPrivate
     PRECOMPILED_HEADER
         "../../corelib/global/qt_pch.h"
+    NO_GENERATE_CPP_EXPORTS
 )
 
 ## Scopes:

src/platformsupport/kmsconvenience/CMakeLists.txt

@@ -19,4 +19,5 @@ qt_internal_add_module(KmsSupportPrivate
         Libdrm::Libdrm
         Qt::CorePrivate
         Qt::GuiPrivate
+    NO_GENERATE_CPP_EXPORTS
 )

src/plugins/platforms/eglfs/CMakeLists.txt

@@ -46,6 +46,7 @@ qt_internal_add_module(EglFSDeviceIntegrationPrivate
         EGL::EGL
     HEADER_SYNC_SOURCE_DIRECTORY
         "${CMAKE_CURRENT_SOURCE_DIR}/api"
+    NO_GENERATE_CPP_EXPORTS
 )
 
 ## Scopes:

src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/CMakeLists.txt

@@ -24,6 +24,7 @@ qt_internal_add_module(EglFsKmsGbmSupportPrivate
         Qt::GuiPrivate
         Qt::KmsSupportPrivate
         gbm::gbm
+    NO_GENERATE_CPP_EXPORTS
 )
 #####################################################################
 ## QEglFSKmsGbmIntegrationPlugin Plugin:

src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_support/CMakeLists.txt

@@ -24,4 +24,5 @@ qt_internal_add_module(EglFsKmsSupportPrivate
         Qt::Gui
         Qt::GuiPrivate
         Qt::KmsSupportPrivate
+    NO_GENERATE_CPP_EXPORTS
 )