macro_optional_add_subdirectory(ruby) if(QT_QTWEBKIT_FOUND) macro_optional_add_subdirectory(webkit) endif(QT_QTWEBKIT_FOUND) if (PYTHONLIBRARY_FOUND AND NOT WIN32) macro_optional_add_subdirectory(python) endif (PYTHONLIBRARY_FOUND AND NOT WIN32) kde4_no_enable_final(javascript) add_subdirectory(javascript)