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If using stat (the -L flag) and it fails, fall back to lstat(). It

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may be the case that we're examining a broken symlink, and anything is
better than nothing.
This commit is contained in:
atatat 2004-05-28 04:48:31 +00:00
parent 5a942efb7b
commit 90bf99f1fb
1 changed files with 14 additions and 4 deletions
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18
usr.bin/stat/stat.c
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@ -1,4 +1,4 @@
/* $NetBSD: stat.c,v 1.17 2003/10/29 04:25:46 atatat Exp $ */
/* $NetBSD: stat.c,v 1.18 2004/05/28 04:48:31 atatat Exp $ */
/*
* Copyright (c) 2002 The NetBSD Foundation, Inc.
@ -42,7 +42,7 @@
#include <sys/cdefs.h>
#if !defined(lint)
__RCSID("$NetBSD: stat.c,v 1.17 2003/10/29 04:25:46 atatat Exp $");
__RCSID("$NetBSD: stat.c,v 1.18 2004/05/28 04:48:31 atatat Exp $");
#endif
#if ! HAVE_NBTOOL_CONFIG_H
@ -58,6 +58,7 @@ __RCSID("$NetBSD: stat.c,v 1.17 2003/10/29 04:25:46 atatat Exp $");
#include <ctype.h>
#include <err.h>
#include <errno.h>
#include <grp.h>
#include <limits.h>
#include <pwd.h>
@ -306,8 +307,17 @@ main(int argc, char *argv[])
do {
if (argc == 0)
rc = fstat(STDIN_FILENO, &st);
else if (usestat)
rc = stat(argv[0], &st);
else if (usestat) {
/*
* Try stat() and if it fails, fall back to
* lstat() just in case we're examining a
* broken symlink.
*/
if ((rc = stat(argv[0], &st)) == -1 &&
errno == ENOENT &&
(rc = lstat(argv[0], &st)) == -1)
errno = ENOENT;
}
else
rc = lstat(argv[0], &st);