cgram: add advanced cursor movement with tab, shift+tab, return

[bsdgames-darwin.git] / trek / visual.c

diff --git a/trek/visual.c b/trek/visual.c
index 5c61fbfaff9fb3029fa7d14ea0041c0c11db5b0f..286901e29ccda5215632dabc29d482dcec2a5dcf 100644 (file)
--- a/trek/visual.c
+++ b/trek/visual.c
@@ -1,4 +1,4 @@
-/*     $NetBSD: visual.c,v 1.4 1997/10/12 21:25:26 christos Exp $      */
+/*     $NetBSD: visual.c,v 1.10 2009/08/12 08:54:54 dholland Exp $     */
 
 /*
  * Copyright (c) 1980, 1993
@@ -12,11 +12,7 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *     This product includes software developed by the University of
- *     California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
+ * 3. Neither the name of the University nor the names of its contributors
  *    may be used to endorse or promote products derived from this software
  *    without specific prior written permission.
  *
@@ -38,7 +34,7 @@
 #if 0
 static char sccsid[] = "@(#)visual.c   8.1 (Berkeley) 5/31/93";
 #else
-__RCSID("$NetBSD: visual.c,v 1.4 1997/10/12 21:25:26 christos Exp $");
+__RCSID("$NetBSD: visual.c,v 1.10 2009/08/12 08:54:54 dholland Exp $");
 #endif
 #endif /* not lint */
 
@@ -56,8 +52,7 @@ __RCSID("$NetBSD: visual.c,v 1.4 1997/10/12 21:25:26 christos Exp $");
 */
 
 /* This struct[] has the delta x, delta y for particular directions */
-struct xy      Visdelta[11] =
-{
+static struct xy Visdelta[11] = {
        { -1,   -1 },
        { -1,    0 },
        { -1,    1 },
@@ -73,8 +68,7 @@ struct xy     Visdelta[11] =
 
 /*ARGSUSED*/
 void
-visual(z)
-       int z;
+visual(int z __unused)
 {
        int             ix, iy;
        int             co;