X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=backend.c;h=2df9b7dea0b8a694be57cd3e2f8c920059be58d8;hb=ee20915c04987acfee544c7fa37b856a791d3960;hp=b6a8edf285b663b28b82617143ded0fffa359a99;hpb=4e34291be4043e4237130e6a73a5578aca7b6814;p=xboard.git

diff --git a/backend.c b/backend.c
index b6a8edf..2df9b7d 100644
--- a/backend.c
+++ b/backend.c
@@ -6897,6 +6897,17 @@ Adjudicate(ChessProgramState *cps)
                 if( count == backwardMostMove )
                     count -= initialRulePlies;
                 count = forwardMostMove - count; 
+		if(gameInfo.variant == VariantXiangqi && ( count >= 100 || count >= 2*appData.ruleMoves ) ) {
+			// adjust reversible move counter for checks in Xiangqi
+			int i = forwardMostMove - count, inCheck = 0, lastCheck;
+			if(i < backwardMostMove) i = backwardMostMove;
+			while(i <= forwardMostMove) {
+				lastCheck = inCheck; // check evasion does not count
+				inCheck = (MateTest(boards[i], PosFlags(i)) == MT_CHECK);
+				if(inCheck || lastCheck) count--; // check does not count
+				i++;
+			}
+		}
                 if( count >= 100)
                          boards[forwardMostMove][EP_STATUS] = EP_RULE_DRAW;
                          /* this is used to judge if draw claims are legal */
@@ -7182,6 +7193,11 @@ FakeBookMove: // [HGM] book: we jump here to simulate machine moves after book h
 	strcat(machineMove, "\n");
 	strcpy(moveList[forwardMostMove], machineMove);
 
+        /* [AS] Save move info*/
+        pvInfoList[ forwardMostMove ].score = programStats.score;
+        pvInfoList[ forwardMostMove ].depth = programStats.depth;
+        pvInfoList[ forwardMostMove ].time =  programStats.time; // [HGM] PGNtime: take time from engine stats
+
 	MakeMove(fromX, fromY, toX, toY, promoChar);/*updates forwardMostMove*/
 
         /* [AS] Adjudicate game if needed (note: remember that forwardMostMove now points past the last move) */
@@ -7241,10 +7257,7 @@ if(appData.debugMode) fprintf(debugFP, "nodes = %d, %lld\n", (int) programStats.
 	}
 #endif
 
-        /* [AS] Save move info and clear stats for next move */
-        pvInfoList[ forwardMostMove-1 ].score = programStats.score;
-        pvInfoList[ forwardMostMove-1 ].depth = programStats.depth;
-        pvInfoList[ forwardMostMove-1 ].time =  programStats.time; // [HGM] PGNtime: take time from engine stats
+        /* [AS] Clear stats for next move */
         ClearProgramStats();
         thinkOutput[0] = NULLCHAR;
         hiddenThinkOutputState = 0;
@@ -8579,7 +8592,7 @@ MakeMove(fromX, fromY, toX, toY, promoChar)
         if( (boards[forwardMostMove][fromY][fromX] == WhitePawn ||
              boards[forwardMostMove][fromY][fromX] == BlackPawn   ) &&
              boards[forwardMostMove][toY][toX] == EmptySquare
-             && fromX != toX )
+             && fromX != toX && fromY != toY)
                 fprintf(serverMoves, ":%c%c:%c%c", AAA+fromX, ONE+fromY, AAA+toX, ONE+fromY);
         // promotion suffix
         if(promoChar != NULLCHAR)