[src/trunk]: src/bin/sh allow case statement without any patterns.

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

details:   https://anonhg.NetBSD.org/src/rev/4d3df72fdbad
branches:  trunk
changeset: 325616:4d3df72fdbad
user:      christos <christos%NetBSD.org@localhost>
date:      Tue Dec 31 22:53:57 2013 +0000

description:
allow case statement without any patterns.

diffstat:

 bin/sh/parser.c |  8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diffs (36 lines):

diff -r fd6ceebfb732 -r 4d3df72fdbad bin/sh/parser.c
--- a/bin/sh/parser.c   Tue Dec 31 21:37:01 2013 +0000
+++ b/bin/sh/parser.c   Tue Dec 31 22:53:57 2013 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: parser.c,v 1.85 2013/10/02 21:48:55 christos Exp $     */
+/*     $NetBSD: parser.c,v 1.86 2013/12/31 22:53:57 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 1.85 2013/10/02 21:48:55 christos Exp $");
+__RCSID("$NetBSD: parser.c,v 1.86 2013/12/31 22:53:57 christos Exp $");
 #endif
 #endif /* not lint */
 
@@ -432,7 +432,7 @@
                cpp = &n1->ncase.cases;
                noalias = 1;
                checkkwd = 2, readtoken();
-               do {
+               while(lasttoken != TESAC) {
                        *cpp = cp = (union node *)stalloc(sizeof (struct nclist));
                        if (lasttoken == TLP)
                                readtoken();
@@ -467,7 +467,7 @@
                                }
                        }
                        cpp = &cp->nclist.next;
-               } while(lasttoken != TESAC);
+               }
                noalias = 0;
                *cpp = NULL;
                checkkwd = 1;