2 Copyright (C) 2009-2021 Free Software Foundation, Inc.
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 3 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <https://www.gnu.org/licenses/>. */
17 /* Written by Eric Blake <ebb9@byu.net>, 2009. */
23 #include "signature.h"
24 SIGNATURE_CHECK (fstatat, int, (int, char const *, struct stat *, int));
34 #include "same-inode.h"
35 #include "ignore-value.h"
39 # define BASE "test-fstatat.t"
42 #include "test-lstat.h"
43 #include "test-stat.h"
45 static int dfd = AT_FDCWD;
47 /* Wrapper around fstatat to test stat behavior. */
49 do_stat (char const *name, struct stat *st)
52 return statat (dfd, name, st);
54 return fstatat (dfd, name, st, 0);
58 /* Wrapper around fstatat to test lstat behavior. */
60 do_lstat (char const *name, struct stat *st)
63 return lstatat (dfd, name, st);
65 return fstatat (dfd, name, st, AT_SYMLINK_NOFOLLOW);
70 main (int argc _GL_UNUSED, char *argv[])
74 /* Remove any leftovers from a previous partial run. */
75 ignore_value (system ("rm -rf " BASE "*"));
77 /* Test behaviour for invalid file descriptors. */
82 ASSERT (fstatat (-1, "foo", &statbuf, 0) == -1);
83 ASSERT (errno == EBADF);
90 ASSERT (fstatat (99, "foo", &statbuf, 0) == -1);
91 ASSERT (errno == EBADF);
94 result = test_stat_func (do_stat, false);
95 ASSERT (test_lstat_func (do_lstat, false) == result);
96 dfd = open (".", O_RDONLY);
98 ASSERT (test_stat_func (do_stat, false) == result);
99 ASSERT (test_lstat_func (do_lstat, false) == result);
100 ASSERT (close (dfd) == 0);
102 /* FIXME - add additional tests of dfd not at current directory. */
105 fputs ("skipping test: symlinks not supported on this file system\n",