CMake build/Qt6: Automatically disable build of profilers

Tracing library does not build with Qt 6. Disable that automatically
and also the plugins that depend on it. Add some feature info for
the Tracing library, though we usually do not add feature information
for libraries in general.

Change-Id: I51b6993e30ec69d63a031c7bf404ea3887e14d84
Reviewed-by: Cristian Adam <cristian.adam@qt.io>

cmake/QtCreatorAPI.cmake

@@ -94,7 +94,7 @@ function(qtc_output_binary_dir varName)
 endfunction()
 
 function(add_qtc_library name)
-  cmake_parse_arguments(_arg "STATIC;OBJECT;SKIP_TRANSLATION;ALLOW_ASCII_CASTS;UNVERSIONED"
+  cmake_parse_arguments(_arg "STATIC;OBJECT;SKIP_TRANSLATION;ALLOW_ASCII_CASTS;UNVERSIONED;FEATURE_INFO"
     "DESTINATION;COMPONENT;SOURCES_PREFIX;BUILD_DEFAULT"
     "CONDITION;DEPENDS;PUBLIC_DEPENDS;DEFINES;PUBLIC_DEFINES;INCLUDES;PUBLIC_INCLUDES;SOURCES;EXPLICIT_MOC;SKIP_AUTOMOC;EXTRA_TRANSLATIONS;PROPERTIES" ${ARGN}
   )
@@ -110,6 +110,7 @@ function(add_qtc_library name)
 
   update_cached_list(__QTC_LIBRARIES "${name}")
 
+  condition_info(_extra_text _arg_CONDITION)
   if (NOT _arg_CONDITION)
     set(_arg_CONDITION ON)
   endif()
@@ -131,6 +132,9 @@ function(add_qtc_library name)
     set(_library_enabled OFF)
   endif()
 
+  if(DEFINED _arg_FEATURE_INFO)
+    add_feature_info("Library ${name}" _library_enabled "${_extra_text}")
+  endif()
   if (NOT _library_enabled)
     return()
   endif()

src/libs/tracing/CMakeLists.txt

@@ -5,6 +5,8 @@ if (WITH_TESTS)
 endif()
 
 add_qtc_library(Tracing
+  CONDITION Qt5_VERSION VERSION_LESS 6.0.0
+  FEATURE_INFO
   DEPENDS Utils Qt5::Qml Qt5::Quick
   PUBLIC_DEPENDS Qt5::Widgets
   SOURCES ${TEST_SOURCES}

src/plugins/ctfvisualizer/CMakeLists.txt

@@ -1,4 +1,5 @@
 add_qtc_plugin(CtfVisualizer
+  CONDITION TARGET Tracing
   DEPENDS Tracing Qt5::QuickWidgets
   INCLUDES ${PROJECT_SOURCE_DIR}/src
   PLUGIN_DEPENDS Core Debugger ProjectExplorer

src/plugins/perfprofiler/CMakeLists.txt

@@ -1,4 +1,5 @@
 add_qtc_plugin(PerfProfiler
+  CONDITION TARGET Tracing
   DEPENDS Tracing Qt5::QuickWidgets
   PLUGIN_DEPENDS Core Debugger ProjectExplorer QtSupport
   SOURCES

src/plugins/qmlprofiler/CMakeLists.txt

@@ -1,4 +1,5 @@
 add_qtc_plugin(QmlProfiler
+  CONDITION TARGET Tracing
   DEPENDS QmlDebug QmlJS Tracing Qt5::QuickWidgets
   PLUGIN_DEPENDS Core Debugger ProjectExplorer QtSupport TextEditor
   SOURCES