X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=moves.h;h=569fc89a1a55a5639f6c7039e2492537d5bcba80;hb=86517e539f33650be656c482020a878fec0723c9;hp=8324ef6a10673b7f2da7dcfd612a5d41da44e915;hpb=7e4f4f5718bf4efee8be4abfc981d18cfd6f8438;p=xboard.git

diff --git a/moves.h b/moves.h
index 8324ef6..569fc89 100644
--- a/moves.h
+++ b/moves.h
@@ -50,6 +50,7 @@ extern ChessSquare PromoPiece P((ChessMove moveType));
 extern ChessMove PromoCharToMoveType P((int whiteOnMove, int promoChar));
 extern char PieceToChar P((ChessSquare p));
 extern ChessSquare CharToPiece P((int c));
+extern int PieceToNumber P((ChessSquare p));
 
 extern void CopyBoard P((Board to, Board from));
 extern int CompareBoards P((Board board1, Board board2));
@@ -72,6 +73,7 @@ typedef void (*MoveCallback) P((Board board, int flags, ChessMove kind,
 #define F_ATOMIC_CAPTURE 128    /* capturing piece explodes, destroying itself
 				   and all non-pawns on adjacent squares; 
 				   destroying your own king is illegal */
+#define F_FRC_TYPE_CASTLING 256 /* generate castlings as captures of own Rook */
 
 /* Special epfile values. [HGM] positive values are non-reversible moves! */
 #define EP_NONE (-4)           /* [HGM] Tricky! order matters:            */
@@ -82,6 +84,7 @@ typedef void (*MoveCallback) P((Board board, int flags, ChessMove kind,
 #define EP_RULE_DRAW  (-14)
 #define EP_INSUF_DRAW  (-13)
 #define EP_DRAWS (-10)
+#define EP_BEROLIN_A 16        /* [HGM] berolina: add to file if pawn to be taken of a-side of e.p.file */
 
 /* Call callback once for each pseudo-legal move in the given
    position, except castling moves.  A move is pseudo-legal if it is