class SHARED_STATUS feature -- Access server_mode: BOOLEAN is -- Is the compiler in server mode? do Result := server_mode_ref.item end enable_server_mode is -- Set `server_mode' to True. do server_mode_ref.set_item (True) ensure server_mode: server_mode end; feature {NONE} -- Implementation server_mode_ref: BOOLEAN_REF is once create Result end end -- class SHARED_STATUS