From: H.G. Muller <h.g.muller@hccnet.nl>
Date: Fri, 28 May 2010 09:07:06 +0000 (+0200)
Subject: Fix e.p. bug in xiangqi with -serverMoves option
X-Git-Url: http://winboard.nl/cgi-bin?a=commitdiff_plain;h=5091c2a8e906c2358ce5aad116b8ce3f13a61a14;p=xboard.git

Fix e.p. bug in xiangqi with -serverMoves option

Sideway Pawn moves were written as e.p. captures in the file with moves,
which led to disappearence of pieces in the viewer.
---

diff --git a/backend.c b/backend.c
index f5f9f99..742bf03 100644
--- a/backend.c
+++ b/backend.c
@@ -8581,7 +8581,7 @@ MakeMove(fromX, fromY, toX, toY, promoChar)
         if( (boards[forwardMostMove][fromY][fromX] == WhitePawn ||
              boards[forwardMostMove][fromY][fromX] == BlackPawn   ) &&
              boards[forwardMostMove][toY][toX] == EmptySquare
-             && fromX != toX )
+             && fromX != toX && fromY != toY)
                 fprintf(serverMoves, ":%c%c:%c%c", AAA+fromX, ONE+fromY, AAA+toX, ONE+fromY);
         // promotion suffix
         if(promoChar != NULLCHAR)