Fix saving of piece colors as part of theme

The wrong condition was used for deciding of whether the piece-color
settings were relevant for a theme definition.

diff --git a/backend.c b/backend.c
index a67ca7c..58e3f2e 100644 (file)
--- a/backend.c
+++ b/backend.c
@@ -19109,7 +19109,7 @@ LoadTheme ()
          if(appData.trueColors != 2) // 2 is a kludge to suppress this in WinBoard
            snprintf(buf+strlen(buf), MSG_SIZ-strlen(buf), " -trueColors %s", appData.trueColors ? "true" : "false");
        }
-       if(!appData.pieceDirectory[0] && !appData.trueColors)
+       if(!appData.pieceDirectory[0] || !appData.trueColors)
          snprintf(buf+strlen(buf), MSG_SIZ-strlen(buf), " -wpc %s -bpc %s",
                Col2Text(0),   // whitePieceColor
                Col2Text(1) ); // blackPieceColor