[src/trunk]: src/lib/libc/gen Revert prior patch as it breaks `vis -l` as poi...

[roy <roy%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/3c6023eba2a3
branches:  trunk
changeset: 802672:3c6023eba2a3
user:      roy <roy%NetBSD.org@localhost>
date:      Fri Sep 26 15:43:36 2014 +0000

description:
Revert prior patch as it breaks `vis -l` as pointed out by apb.

diffstat:

 lib/libc/gen/unvis.c |  10 ++++++++--
 1 files changed, 8 insertions(+), 2 deletions(-)

diffs (31 lines):

diff -r 3915320500d6 -r 3c6023eba2a3 lib/libc/gen/unvis.c
--- a/lib/libc/gen/unvis.c      Fri Sep 26 15:33:58 2014 +0000
+++ b/lib/libc/gen/unvis.c      Fri Sep 26 15:43:36 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: unvis.c,v 1.43 2014/09/26 13:03:22 roy Exp $   */
+/*     $NetBSD: unvis.c,v 1.44 2014/09/26 15:43:36 roy Exp $   */
 
 /*-
  * Copyright (c) 1989, 1993
@@ -34,7 +34,7 @@
 #if 0
 static char sccsid[] = "@(#)unvis.c    8.1 (Berkeley) 6/4/93";
 #else
-__RCSID("$NetBSD: unvis.c,v 1.43 2014/09/26 13:03:22 roy Exp $");
+__RCSID("$NetBSD: unvis.c,v 1.44 2014/09/26 15:43:36 roy Exp $");
 #endif
 #endif /* LIBC_SCCS and not lint */
 
@@ -307,6 +307,12 @@
                         */
                        *astate = SS(0, S_GROUND);
                        return UNVIS_NOCHAR;
+               case '$':
+                       /*
+                        * hidden marker
+                        */
+                       *astate = SS(0, S_GROUND);
+                       return UNVIS_NOCHAR;
                default:
                        if (isgraph(c)) {
                                *cp = c;