- else if (lastInfoTime > t)
- // HACK: Must be a new search where we searched less than
- // NodesBetweenPolls nodes during the first second of search.
- lastInfoTime = 0;
-
- else if (t - lastInfoTime >= 1000)
- {
- lastInfoTime = t;
-
- dbg_print_mean();
- dbg_print_hit_rate();
- }
-
- // Should we stop the search?
- if (Limits.ponder)
- return;
-
- bool stillAtFirstMove = FirstRootMove
- && !AspirationFailLow
- && t > TimeMgr.available_time();
-
- bool noMoreTime = t > TimeMgr.maximum_time()
- || stillAtFirstMove;
-
- if ( (Limits.useTimeManagement() && noMoreTime)
- || (Limits.maxTime && t >= Limits.maxTime)
- || (Limits.maxNodes && pos.nodes_searched() >= Limits.maxNodes)) // FIXME
- StopRequest = true;
- }
-
-
- // wait_for_stop_or_ponderhit() is called when the maximum depth is reached
- // while the program is pondering. The point is to work around a wrinkle in
- // the UCI protocol: When pondering, the engine is not allowed to give a
- // "bestmove" before the GUI sends it a "stop" or "ponderhit" command.
- // We simply wait here until one of these commands is sent, and return,
- // after which the bestmove and pondermove will be printed.
-
- void wait_for_stop_or_ponderhit() {
-
- string command;
-
- // Wait for a command from stdin
- while ( std::getline(std::cin, command)
- && command != "ponderhit" && command != "stop" && command != "quit") {};
-
- if (command != "ponderhit" && command != "stop")
- QuitRequest = true; // Must be "quit" or getline() returned false