diff --git a/src/uci.cpp b/src/uci.cpp index 49a0b22f..ddaad417 100644 --- a/src/uci.cpp +++ b/src/uci.cpp @@ -73,16 +73,18 @@ void UCI::loop(const string& args) { } else if (token == "ponderhit") { - // The opponent has played the expected move. GUI sends "ponderhit" if - // we were told to ponder on the same move the opponent has played. We - // should continue searching but switching from pondering to normal search. - Search::Limits.ponder = false; - + // GUI sends "ponderhit" if we were told to ponder on the same move the + // opponent has played. In case Signals.stopOnPonderhit is set we are + // waiting for "ponderhit" to stop the search (for instance because we + // already ran out of time), otherwise we should continue searching but + // switching from pondering to normal search. if (Search::Signals.stopOnPonderhit) { Search::Signals.stop = true; Threads.main_thread()->wake_up(); // Could be sleeping } + else + Search::Limits.ponder = false; } else if (token == "perft" && (is >> token)) // Read perft depth {