Fix GTK box popup

Key values > 255 are used for PgUp, PgDown etc., so to pop up only on
printables needs a two-sided test.

diff --git a/gtk/xboard.c b/gtk/xboard.c
index a1974ee..cf1b4e0 100644 (file)
--- a/gtk/xboard.c
+++ b/gtk/xboard.c
@@ -1694,7 +1694,7 @@ void MoveTypeInProc(eventkey)
 
     buf[0]=eventkey->keyval;
     buf[1]='\0';
-    if (*buf >= 32)
+    if (eventkey->keyval > 32 && eventkey->keyval < 256)
        BoxAutoPopUp (buf);
 }