Some refactoring in xoptions.c to separate out front-end

[xboard.git] / moves.c

diff --git a/moves.c b/moves.c
index 6310201..f930231 100644 (file)
--- a/moves.c
+++ b/moves.c
@@ -126,6 +126,7 @@ ChessSquare CharToPiece(c)
      int c;
 {
      int i;
+     if(c == '.') return EmptySquare;
      for(i=0; i< (int) EmptySquare; i++)
           if(pieceNickName[i] == c) return (ChessSquare) i;
      for(i=0; i< (int) EmptySquare; i++)
@@ -195,7 +196,7 @@ void GenPseudoLegal(board, flags, callback, closure)
           if(gameInfo.variant == VariantShogi)
                  piece = (ChessSquare) ( SHOGI piece );
 
-          switch (piece) {
+          switch ((int)piece) {
             /* case EmptySquare: [HGM] this is nonsense, and conflicts with Shogi cases */
            default:
              /* can't happen ([HGM] except for faries...) */
@@ -1702,11 +1703,11 @@ typedef struct {
 int preyStackPointer, chaseStackPointer;
 
 struct {
-char rf, ff, rt, ft;
+unsigned char rf, ff, rt, ft;
 } chaseStack[100];
 
 struct {
-char rank, file;
+unsigned char rank, file;
 } preyStack[100];