(svn r23800) -Codechange: also desync log failed commands

src/command.cpp

@@ -651,6 +651,11 @@ CommandCost DoCommandPInternal(TileIndex tile, uint32 p1, uint32 p2, uint32 cmd,
 	 * we bail out here. */
 	if (res.Failed() || estimate_only ||
 			(!test_and_exec_can_differ && !CheckCompanyHasMoney(res))) {
+		if (!_networking || _generating_world || (cmd & CMD_NETWORK_COMMAND) != 0) {
+			/* Log the failed command as well. Just to be able to be find
+			 * causes of desyncs due to bad command test implementations. */
+			DEBUG(desync, 1, "cmdf: %08x; %02x; %02x; %06x; %08x; %08x; %08x; \"%s\" (%s)", _date, _date_fract, (int)_current_company, tile, p1, p2, cmd & ~CMD_NETWORK_COMMAND, text, GetCommandName(cmd));
+		}
 		cur_company.Restore();
 		return_dcpi(res, false);
 	}