X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=moves.h;h=569fc89a1a55a5639f6c7039e2492537d5bcba80;hb=86517e539f33650be656c482020a878fec0723c9;hp=cc70260eef0a37529d122d82c83c642d148a36d6;hpb=062fb2bd92324706eed1fba8d5f7b4015ef2b058;p=xboard.git

diff --git a/moves.h b/moves.h
index cc70260..569fc89 100644
--- a/moves.h
+++ b/moves.h
@@ -73,6 +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:            */
@@ -83,6 +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