[src/trunk]: src/bin/sh Fix for PR bin/48631 - allow commands controlled

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

details:   https://anonhg.NetBSD.org/src/rev/09ce546f02a7
branches:  trunk
changeset: 343713:09ce546f02a7
user:      christos <christos%NetBSD.org@localhost>
date:      Mon Feb 22 19:42:46 2016 +0000

description:
Fix for PR bin/48631 - allow commands controlled
by case statements to be nothing more than redirects (from kre)

diffstat:

 bin/sh/parser.c |  10 ++++++++--
 1 files changed, 8 insertions(+), 2 deletions(-)

diffs (31 lines):

diff -r 1d31149179cc -r 09ce546f02a7 bin/sh/parser.c
--- a/bin/sh/parser.c   Mon Feb 22 19:38:10 2016 +0000
+++ b/bin/sh/parser.c   Mon Feb 22 19:42:46 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: parser.c,v 1.96 2016/02/22 19:38:10 christos Exp $     */
+/*     $NetBSD: parser.c,v 1.97 2016/02/22 19:42:46 christos Exp $     */
 
 /*-
  * Copyright (c) 1991, 1993
@@ -37,7 +37,7 @@
 #if 0
 static char sccsid[] = "@(#)parser.c   8.7 (Berkeley) 5/16/95";
 #else
-__RCSID("$NetBSD: parser.c,v 1.96 2016/02/22 19:38:10 christos Exp $");
+__RCSID("$NetBSD: parser.c,v 1.97 2016/02/22 19:42:46 christos Exp $");
 #endif
 #endif /* not lint */
 
@@ -515,6 +515,12 @@
                tokpushback++;
                n1 = simplecmd(rpp, redir);
                goto checkneg;
+       case TENDCASE:
+               if (redir) {
+                       tokpushback++;
+                       goto checkneg;
+               }
+               /* FALLTHROUGH */
        default:
                synexpect(-1);
                /* NOTREACHED */