[src/trunk]: src/bin/sh Don't trash the logical $PWD if a component is a syml...

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

details:   https://anonhg.NetBSD.org/src/rev/032ccda0c061
branches:  trunk
changeset: 349840:032ccda0c061
user:      christos <christos%NetBSD.org@localhost>
date:      Mon Dec 26 02:27:57 2016 +0000

description:
Don't trash the logical $PWD if a component is a symlink; no other shell
does this.

diffstat:

 bin/sh/cd.c |  8 +++-----
 1 files changed, 3 insertions(+), 5 deletions(-)

diffs (29 lines):

diff -r 7937261db3fc -r 032ccda0c061 bin/sh/cd.c
--- a/bin/sh/cd.c       Mon Dec 26 01:26:25 2016 +0000
+++ b/bin/sh/cd.c       Mon Dec 26 02:27:57 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: cd.c,v 1.46 2016/05/02 01:46:31 christos Exp $ */
+/*     $NetBSD: cd.c,v 1.47 2016/12/26 02:27:57 christos Exp $ */
 
 /*-
  * Copyright (c) 1991, 1993
@@ -37,7 +37,7 @@
 #if 0
 static char sccsid[] = "@(#)cd.c       8.2 (Berkeley) 5/4/95";
 #else
-__RCSID("$NetBSD: cd.c,v 1.46 2016/05/02 01:46:31 christos Exp $");
+__RCSID("$NetBSD: cd.c,v 1.47 2016/12/26 02:27:57 christos Exp $");
 #endif
 #endif /* not lint */
 
@@ -190,9 +190,7 @@
                if (equal(component, ".."))
                        continue;
                STACKSTRNUL(p);
-               if ((lstat(stackblock(), &statb) < 0)
-                   || (S_ISLNK(statb.st_mode)))  {
-                       /* print = 1; */
+               if (lstat(stackblock(), &statb) < 0) {
                        badstat = 1;
                        break;
                }