cmake: Switch from AUTORCC to qt6_add_resources

This change provides finer control over the compilation of RCC-generated
files.

src/qt/CMakeLists.txt

@@ -50,11 +50,13 @@ endfunction()
 
 set(CMAKE_AUTOMOC ON)
 set(CMAKE_AUTOMOC_MOC_OPTIONS "-p${CMAKE_CURRENT_SOURCE_DIR}")
-set(CMAKE_AUTORCC ON)
 set(CMAKE_AUTOUIC ON)
 set(CMAKE_AUTOUIC_SEARCH_PATHS forms)
 
+set(CMAKE_AUTORCC OFF)
 configure_file(bitcoin_locale.qrc bitcoin_locale.qrc USE_SOURCE_PERMISSIONS COPYONLY)
+qt6_add_resources(BITCOIN_QRC bitcoin.qrc)
+qt6_add_resources(BITCOIN_LOCALE_QRC ${CMAKE_CURRENT_BINARY_DIR}/bitcoin_locale.qrc)
 
 # The bitcoinqt sources have to include headers in
 # order to parse them to collect translatable strings.
@@ -119,8 +121,8 @@ add_library(bitcoinqt STATIC EXCLUDE_FROM_ALL
   utilitydialog.h
   $<$<PLATFORM_ID:Windows>:winshutdownmonitor.cpp>
   $<$<PLATFORM_ID:Windows>:winshutdownmonitor.h>
-  bitcoin.qrc
+  ${BITCOIN_QRC}
-  ${CMAKE_CURRENT_BINARY_DIR}/bitcoin_locale.qrc
+  ${BITCOIN_LOCALE_QRC}
 )
 target_compile_definitions(bitcoinqt
   PUBLIC