* ----------------------------------------------------------------------
* Copyright (c) 1993, 1994, 1995 Matthias Mutz
* Copyright (c) 1999 Michael Vanier and the Free Software Foundation
+ * Copyright (c) 2008, 2013, 2014 Yann Dirson and the Free Software Foundation
*
* GNU SHOGI is based on GNU CHESS
*
#endif
if (flag.timeout)
- ShowMessage("timeout");
+ dsp->ShowMessage("timeout");
+}
+
+
+/*
+ * Determine the time that has passed since the search was started. If the
+ * elapsed time exceeds the target(ResponseTime + ExtraTime) then set timeout
+ * to true which will terminate the search.
+ * iop = COMPUTE_MODE calculate et, bump ETnodes
+ * iop = COMPUTE_AND_INIT_MODE calculate et, set timeout if time exceeded,
+ * set reference time
+ */
+void
+ElapsedTime(ElapsedTime_mode iop)
+{
+ long current_time;
+#ifdef HAVE_GETTIMEOFDAY
+ struct timeval tv;
+#endif
+
+ dsp->PollForInput();
+
+#ifdef HAVE_GETTIMEOFDAY
+ gettimeofday(&tv, NULL);
+ current_time = tv.tv_sec*100 + (tv.tv_usec/10000);
+#else
+ et = ((current_time = time((long *) 0)) - time0) * 100;
+#endif
+
+#ifdef INTERRUPT_TEST
+ if (iop == INIT_INTERRUPT_MODE)
+ {
+ itime0 = current_time;
+ }
+ else if (iop == COMPUTE_INTERRUPT_MODE)
+ {
+ it = current_time - itime0;
+ }
+ else
+#endif
+ {
+#ifdef HAVE_GETTIMEOFDAY
+ et = current_time - time0;
+#endif
+ ETnodes = NodeCnt + znodes;
+
+ if (et < 0)
+ {
+#ifdef INTERRUPT_TEST
+ printf("elapsed time %ld not positive\n", et);
+#endif
+ et = 0;
+ }
+
+ if (iop == COMPUTE_AND_INIT_MODE)
+ {
+ if ((et > (ResponseTime + ExtraTime)) && (Sdepth > MINDEPTH))
+ flag.timeout = true;
+
+ time0 = current_time;
+ }
+
+#ifdef QUIETBACKGROUND
+ if (!background)
+#endif
+ dsp->UpdateClocks();
+ }
}