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[gnulib.git]
/
lib
/
chdir-safer.c
diff --git
a/lib/chdir-safer.c
b/lib/chdir-safer.c
index
a5c9a4d
..
a6f77b0
100644
(file)
--- a/
lib/chdir-safer.c
+++ b/
lib/chdir-safer.c
@@
-1,6
+1,6
@@
/* much like chdir(2), but safer
/* much like chdir(2), but safer
- Copyright (C) 2005-2006, 2008 Free Software Foundation, Inc.
+ Copyright (C) 2005-2006, 2008
-2009
Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@
-29,8
+29,8
@@
#include <sys/stat.h>
#include "same-inode.h"
#include <sys/stat.h>
#include "same-inode.h"
-#ifndef
ELOOP
-# define
ELOOP
0
+#ifndef
HAVE_READLINK
+# define
HAVE_READLINK
0
#endif
/* Like chdir, but fail if DIR is a symbolic link to a directory (or
#endif
/* Like chdir, but fail if DIR is a symbolic link to a directory (or
@@
-50,8
+50,10
@@
chdir_no_follow (char const *dir)
/* If open follows symlinks, lstat DIR and fstat FD to ensure that
they are the same file; if they are different files, set errno to
ELOOP (the same value that open uses for symlinks with
/* If open follows symlinks, lstat DIR and fstat FD to ensure that
they are the same file; if they are different files, set errno to
ELOOP (the same value that open uses for symlinks with
- O_NOFOLLOW) so the caller can report a failure. */
- if (! HAVE_WORKING_O_NOFOLLOW)
+ O_NOFOLLOW) so the caller can report a failure.
+ Skip this check if HAVE_READLINK == 0, which should be the case
+ on any system that lacks symlink support. */
+ if (HAVE_READLINK && ! HAVE_WORKING_O_NOFOLLOW)
{
struct stat sb1;
result = lstat (dir, &sb1);
{
struct stat sb1;
result = lstat (dir, &sb1);