X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=moves.c;h=e20d2e40ad582a7619d1719e77c6f9e388e9690a;hb=38d1b8471964ebf9d4da576d74a452dc3a12b057;hp=52b609c0899c596b770fa3a730bd84358fea8479;hpb=ef62f9528016f12b917f859f7021311445172458;p=xboard.git

diff --git a/moves.c b/moves.c
index 52b609c..e20d2e4 100644
--- a/moves.c
+++ b/moves.c
@@ -5,7 +5,7 @@
  * Massachusetts.
  *
  * Enhancements Copyright 1992-2001, 2002, 2003, 2004, 2005, 2006,
- * 2007, 2008, 2009, 2010, 2011, 2012, 2013 Free Software Foundation, Inc.
+ * 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 Free Software Foundation, Inc.
  *
  * Enhancements Copyright 2005 Alessandro Scotti
  *
@@ -1224,6 +1224,7 @@ GenLegal (Board board, int  flags, MoveCallback callback, VOIDSTAR closure, Ches
             if(ff <= BOARD_LEFT+2) { left = ff+1; right = BOARD_LEFT+3; }
             for(k=left; k<=right && ft != NoRights; k++) /* first test if blocked */
                 if(k != ft && board[0][k] != EmptySquare) ft = NoRights;
+            if(ft == 0 && ff != 1 && board[0][1] != EmptySquare) ft = NoRights; /* Rook can be blocked on b1 */
             if(ff > BOARD_LEFT+2)
             for(k=left+1; k<=right && ft != NoRights; k++) /* then if not checked */
                 if(!ignoreCheck && CheckTest(board, flags, 0, ff, 0, k, FALSE)) ft = NoRights;
@@ -1250,6 +1251,7 @@ GenLegal (Board board, int  flags, MoveCallback callback, VOIDSTAR closure, Ches
             if(ff <= BOARD_LEFT+2) { left = ff+1; right = BOARD_LEFT+3; }
             for(k=left; k<=right && ft != NoRights; k++) /* first test if blocked */
                 if(k != ft && board[BOARD_HEIGHT-1][k] != EmptySquare) ft = NoRights;
+            if(ft == 0 && ff != 1 && board[BOARD_HEIGHT-1][1] != EmptySquare) ft = NoRights; /* Rook can be blocked on b8 */
             if(ff > BOARD_LEFT+2)
             for(k=left+1; k<=right && ft != NoRights; k++) /* then if not checked */
                 if(!ignoreCheck && CheckTest(board, flags, BOARD_HEIGHT-1, ff, BOARD_HEIGHT-1, k, FALSE)) ft = NoRights;
@@ -1454,8 +1456,8 @@ LegalityTest (Board board, int flags, int rf, int ff, int rt, int ft, int promoC
 
     /* [HGM] Cobra and Falcon are wildcard pieces; consider all their moves legal */
     /* (perhaps we should disallow moves that obviously leave us in check?)              */
-    if(piece == WhiteFalcon || piece == BlackFalcon ||
-       piece == WhiteCobra  || piece == BlackCobra)
+    if((piece == WhiteFalcon || piece == BlackFalcon ||
+        piece == WhiteCobra  || piece == BlackCobra) && gameInfo.variant != VariantChu)
         return CheckTest(board, flags, rf, ff, rt, ft, FALSE) ? IllegalMove : NormalMove;
 
     cl.rf = rf;