X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=gnushogi%2Ftcontrl.c;h=fd5f4a5ef847fe21a27efdd187bfaa8c5bb2e024;hb=1f6f420ff000a2f0f5bec0845da2fa51170573c9;hp=451ed0d33efe2c5b2c9066791e9eb4b16c718e69;hpb=d23b84fee73518dfb6b281d1eaedbe4fc4aa34b2;p=gnushogi.git

diff --git a/gnushogi/tcontrl.c b/gnushogi/tcontrl.c
index 451ed0d..fd5f4a5 100644
--- a/gnushogi/tcontrl.c
+++ b/gnushogi/tcontrl.c
@@ -347,3 +347,69 @@ CheckForTimeout(int score, int globalscore, int Jscore, int zwndw)
     if (flag.timeout)
         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
+
+    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
+            UpdateClocks();
+    }
+}