[src/trunk]: src/bin/csh avoid overflow in strcpy.

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

details:   https://anonhg.NetBSD.org/src/rev/8439dbfbf068
branches:  trunk
changeset: 566483:8439dbfbf068
user:      christos <christos%NetBSD.org@localhost>
date:      Mon May 10 19:11:31 2004 +0000

description:
avoid overflow in strcpy.

diffstat:

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

diffs (38 lines):

diff -r 5d69c20450c8 -r 8439dbfbf068 bin/csh/dir.c
--- a/bin/csh/dir.c     Mon May 10 17:15:28 2004 +0000
+++ b/bin/csh/dir.c     Mon May 10 19:11:31 2004 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: dir.c,v 1.22 2003/08/07 09:05:04 agc Exp $ */
+/* $NetBSD: dir.c,v 1.23 2004/05/10 19:11:31 christos Exp $ */
 
 /*-
  * Copyright (c) 1980, 1991, 1993
@@ -34,7 +34,7 @@
 #if 0
 static char sccsid[] = "@(#)dir.c      8.1 (Berkeley) 5/31/93";
 #else
-__RCSID("$NetBSD: dir.c,v 1.22 2003/08/07 09:05:04 agc Exp $");
+__RCSID("$NetBSD: dir.c,v 1.23 2004/05/10 19:11:31 christos Exp $");
 #endif
 #endif /* not lint */
 
@@ -676,8 +676,8 @@
            if (sp != cp && !adrof(STRignore_symlinks) &&
                (cc = readlink(short2str(cp), tlink,
                               sizeof(tlink) - 1)) >= 0) {
+               tlink[cc] = '\0';
                (void)Strcpy(slink, str2short(tlink));
-               slink[cc] = '\0';
 
                if (slash)
                    *p = '/';
@@ -759,8 +759,8 @@
            if (sp != cp && adrof(STRchase_symlinks) &&
                !adrof(STRignore_symlinks) &&
                (cc = readlink(short2str(cp), tlink, sizeof(tlink)-1)) >= 0) {
+               tlink[cc] = '\0';
                (void)Strcpy(slink, str2short(tlink));
-               slink[cc] = '\0';
 
                /*
                 * restore the '/'.