X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=moves.c;h=4158ea50cdf896d59e8e8d305175d37ab6996892;hb=4011e8678d85310eedf19fd00aa5d96a9a60770a;hp=75772a44e1bc8ce51b34e0a23de4877fac537ab2;hpb=63c29de9cd551a135ae1bf7a6fb7322ee7119d9f;p=xboard.git

diff --git a/moves.c b/moves.c
index 75772a4..4158ea5 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, 2014 Free Software Foundation, Inc.
+ * 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015 Free Software Foundation, Inc.
  *
  * Enhancements Copyright 2005 Alessandro Scotti
  *
@@ -114,19 +114,32 @@ SameColor (ChessSquare piece1, ChessSquare piece2)
 #define SameColor(piece1, piece2) (piece1 < EmptySquare && piece2 < EmptySquare && (piece1 < BlackPawn) == (piece2 < BlackPawn) || piece1 == DarkSquare || piece2 == DarkSquare)
 #endif
 
-char pieceToChar[] = {
+unsigned char pieceToChar[EmptySquare+1] = {
                         'P', 'N', 'B', 'R', 'Q', 'F', 'E', 'A', 'C', 'W', 'M',
                         'O', 'H', 'I', 'J', 'G', 'D', 'V', 'L', 'S', 'U', 'K',
                         'p', 'n', 'b', 'r', 'q', 'f', 'e', 'a', 'c', 'w', 'm',
                         'o', 'h', 'i', 'j', 'g', 'd', 'v', 'l', 's', 'u', 'k',
                         'x' };
-char pieceNickName[EmptySquare];
+unsigned char pieceNickName[EmptySquare];
 
 char
 PieceToChar (ChessSquare p)
 {
+    int c;
     if((int)p < 0 || (int)p >= (int)EmptySquare) return('x'); /* [HGM] for safety */
-    return pieceToChar[(int) p];
+    c = pieceToChar[(int) p];
+    if(c & 128) c = c & 63 | 64;
+    return c;
+}
+
+char
+PieceSuffix (ChessSquare p)
+{
+    int c;
+    if((int)p < 0 || (int)p >= (int)EmptySquare) return 0; /* [HGM] for safety */
+    c = pieceToChar[(int) p];
+    if(c < 128) return 0;
+    return SUFFIXES[c - 128 >> 6];
 }
 
 int
@@ -1816,7 +1829,10 @@ LegalityTest (Board board, int flags, int rf, int ff, int rt, int ft, int promoC
         if(cl.kind != NormalMove || promoChar == NULLCHAR || promoChar == '=') return cl.kind;
         if(promoChar != '+')
             return CharToPiece(promoChar) == EmptySquare ? ImpossibleMove : IllegalMove;
-        if(PieceToChar(CHUPROMOTED board[rf][ff]) != '+') return ImpossibleMove;
+        if(PieceToChar(CHUPROMOTED board[rf][ff]) != '+') {
+	    if(PieceToChar(CHUPROMOTED (board[rf][ff] < BlackPawn ? WhitePawn : BlackPawn)) != '.')
+	    return ImpossibleMove;
+	}
         return flags & F_WHITE_ON_MOVE ? WhitePromotion : BlackPromotion;
     } else
     if(gameInfo.variant == VariantShogi) {
@@ -2124,8 +2140,10 @@ Disambiguate (Board board, int flags, DisambiguateClosure *closure)
     if (closure->kind == WhitePromotion || closure->kind == BlackPromotion) {
         if(c == NULLCHAR) { // missing promoChar on mandatory promotion; use default for variant
             if(gameInfo.variant == VariantShatranj || gameInfo.variant == VariantCourier ||
-               gameInfo.variant == VariantMakruk || gameInfo.variant == VariantASEAN)
+               gameInfo.variant == VariantMakruk)
                 c = PieceToChar(BlackFerz);
+            else if(gameInfo.variant == VariantASEAN)
+                c = PieceToChar(BlackRook);
             else if(gameInfo.variant == VariantGreat)
                 c = PieceToChar(BlackMan);
             else if(gameInfo.variant == VariantGrand)
@@ -2339,6 +2357,7 @@ CoordsToAlgebraic (Board board, int flags, int rf, int ff, int rt, int ft, int p
         }
         if(c=='+') *outp++ = c;
         *outp++ = ToUpper(PieceToChar(piece));
+        if(*outp = PieceSuffix(piece)) outp++;
 
 	if (cl.file || (cl.either && !cl.rank)) {
             *outp++ = ff + AAA;