X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=UCI2WB.c;h=cf506317485042a37575ddc470a896031444b68c;hb=ec2b5e72ae93d42e3556469abde71f90d2c09254;hp=fbd9d74c3fbe814ce5af7b5dc0d491ae01fe8be4;hpb=c3f4db2a7ba3c54f806a5972cf371ab6af416be1;p=uci2wb.git

diff --git a/UCI2WB.c b/UCI2WB.c
index fbd9d74..cf50631 100644
--- a/UCI2WB.c
+++ b/UCI2WB.c
@@ -79,9 +79,10 @@ Sync (int action)
 void
 StartSearch(char *ponder)
 {	// send the 'go' command to engine. Suffix by ponder.
-	int nr = moveNr + (ponder[0] != 0); // we ponder for one move ahead!
-	fprintf(toE, "\ngo btime %d wtime %d", stm == BLACK ^ sc=='s' ? myTime : hisTime, stm == WHITE ^ sc=='s' ? myTime : hisTime);
-	DPRINT(    "\n# go btime %d wtime %d", stm == BLACK ^ sc=='s' ? myTime : hisTime, stm == WHITE ^ sc=='s' ? myTime : hisTime);
+	int x = (ponder[0] != 0);
+	int nr = moveNr + x; // we ponder for one move ahead!
+	fprintf(toE, "\ngo btime %d wtime %d", stm == BLACK ^ x ^ sc=='s' ? myTime : hisTime, stm == WHITE ^ x ^ sc=='s' ? myTime : hisTime);
+	DPRINT(    "\n# go btime %d wtime %d", stm == BLACK ^ x ^ sc=='s' ? myTime : hisTime, stm == WHITE ^ x ^ sc=='s' ? myTime : hisTime);
 	if(sTime > 0) { fprintf(toE, " movetime %d", sTime); DPRINT(" movetime %d", sTime); } else
 	if(mps) { fprintf(toE, " movestogo %d", mps*(nr/(2*mps)+1)-nr/2); DPRINT(" movestogo %d", mps*(nr/(2*mps)+1)-nr/2); }
 	if(inc && !suffix) { fprintf(toE, " winc %d binc %d", inc, inc); DPRINT(" winc %d binc %d", inc, inc); }
@@ -109,6 +110,15 @@ LoadPos(int moveNr)
 	for(j=0; j<moveNr; j++) { fprintf(toE, " %s", move[j]); DPRINT(" %s", move[j]); }
 }
 
+void
+StartPonder()
+{
+	if(!move[moveNr][0]) return; // no ponder move
+	LoadPos(moveNr+1);
+	pondering = 1; lastDepth = 1;
+	StartSearch(" ponder");
+}
+
 char *Convert(char *pv)
 {   // convert Shogi coordinates to WB
     char *p, *q, c;
@@ -164,22 +174,19 @@ Engine2GUI()
 	    sscanf(line, "bestmove %s", move[moveNr++]);
 	    myTime -= (GetTickCount() - startTime)*1.02 + inc; // update own clock, so we can give correct wtime, btime with ponder
 	    if(mps && ((moveNr+1)/2) % mps == 0) myTime += tc; if(sTime) myTime = sTime; // new session or move starts
+	    stm = WHITE+BLACK - stm;
 	    // first start a new ponder search, if pondering is on and we have a move to ponder on
 	    if(p = strstr(line+9, "ponder")) {
+	      sscanf(p+7, "%s", move[moveNr]);
 	      if(computer != NONE && ponder) {
-		sscanf(p+7, "%s", move[moveNr]);
 		DPRINT("# ponder on %s\n", move[moveNr]);
-		LoadPos(moveNr+1); // load position
-		// and set engine pondering
-		pondering = 1; lastDepth = 1;
-		StartSearch(" ponder");
+		StartPonder();
 	      }
 	      p[-1] = '\n'; *p = 0; // strip off ponder move
-	    }
+	    } else move[moveNr][0] = 0;
 	    Move4GUI(line+9);
 	    printf("move %s\n", line+9); // send move to GUI
-	    if(lastScore == 100001 && iniPos[0] != 'f') { printf("%s {mate}\n", stm == WHITE ? "1-0" : "0-1"); computer = NONE; }
-	    stm = WHITE+BLACK - stm;
+	    if(lastScore == 100001 && iniPos[0] != 'f') { printf("%s {mate}\n", stm == BLACK ? "1-0" : "0-1"); computer = NONE; }
 	}
 	else if(!strcmp(command, "info")) {
 	    int d=0, s=0, t=0, n=0;
@@ -299,7 +306,7 @@ GUI2Engine()
 	line[++i] = 0; if(x == EOF) { printf("# EOF\n"); exit(-1); }
 	sscanf(line, "%s", command);
 	if(!strcmp(command, "new")) {
-	    computer = BLACK; moveNr = 0; depth = -1;
+	    computer = BLACK; moveNr = 0; depth = -1; move[0][0] = 0;
 	    stm = WHITE; strcpy(iniPos, "position startpos");
 	    if(memory != oldMem && hasHash) fprintf(toE, "setoption name %s value %d\n", hashOpt, memory);
 	    oldMem = memory;
@@ -379,14 +386,11 @@ GUI2Engine()
 	}
 	else if(!strcmp(command, "pause")) {
 	    if(computer == stm) myTime -= GetTickCount() - startTime;
-	    suspended = 1 + pondering, StopPonder(1); // remember if we were pondering, and stop search ignoring bestmove
+	    suspended = 1 + pondering; // remember if we were pondering, and stop search ignoring bestmove
+	    StopPonder(pondering || computer == stm);
 	}
 	else if(!strcmp(command, "resume")) {
-	    if(suspended == 2) { // restart interrupted ponder search
-		LoadPos(moveNr+1);
-	 	pondering = 1; lastDepth = 1;
-		StartSearch(" ponder");
-	    }
+	    if(suspended == 2) StartPonder(); // restart interrupted ponder search
 	    suspended = 0; // causes thinking to start in normal way if on move or analyzing
 	}
 	else if(!strcmp(command, "xboard")) ;
@@ -398,8 +402,8 @@ GUI2Engine()
 	else if(!strcmp(command, "otim"))   sscanf(line+4, "%d", &hisTime), hisTime *= 10;
 	else if(!strcmp(command, "post"))   post = 1;
 	else if(!strcmp(command, "nopost")) post = 0;
-	else if(!strcmp(command, "easy"))   ponder = 0;
-	else if(!strcmp(command, "hard"))   ponder = 1;
+	else if(!strcmp(command, "easy"))   ponder = 0, StopPonder(pondering);
+	else if(!strcmp(command, "hard"))   ponder = 1, StartPonder();
 	else if(!strcmp(command, "ping"))   pause = 1, fprintf(toE, "isready\n"), fflush(toE), Sync(PAUSE), printf("pong %s", line+5);
 	else if(!strcmp(command, "memory")) sscanf(line, "memory %d", &memory);
 	else if(!strcmp(command, "cores"))  sscanf(line, "cores %d", &cores);