1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * Copyright (c) International Business Machines Corp., 2006
4 * Copyright (c) Linux Test Project, 2003-2023
5 * Author: Yi Yang <[email protected]>
6 */
7
8 /*\
9 * [Description]
10 *
11 * - faccessat() fails with ENOTDIR if dir_fd is file descriptor to the file
12 * and pathname is relative path of the file.
13 *
14 * - faccessat() fails with EBADF if dir_fd is invalid.
15 */
16
17 #include <stdlib.h>
18 #include <stdio.h>
19 #include "tst_test.h"
20
21 #define TESTDIR "faccessatdir"
22 #define TESTFILE "faccessatfile"
23 #define FILEPATH "faccessatdir/faccessatfile"
24
25 static int dir_fd, file_fd;
26 static int bad_fd = -1;
27
28 static struct tcase {
29 int *fd;
30 int exp_errno;
31 } tcases[] = {
32 {&file_fd, ENOTDIR},
33 {&bad_fd, EBADF},
34 };
35
verify_faccessat(unsigned int i)36 static void verify_faccessat(unsigned int i)
37 {
38 struct tcase *tc = &tcases[i];
39
40 TST_EXP_FAIL(faccessat(*tc->fd, TESTFILE, R_OK, 0),
41 tc->exp_errno, "faccessat(%d, TESTFILE, R_OK, 0)",
42 *tc->fd);
43 }
44
setup(void)45 static void setup(void)
46 {
47 SAFE_MKDIR(TESTDIR, 0700);
48 dir_fd = SAFE_OPEN(TESTDIR, O_DIRECTORY);
49 file_fd = SAFE_OPEN(FILEPATH, O_CREAT | O_RDWR, 0600);
50 }
51
cleanup(void)52 static void cleanup(void)
53 {
54 if (dir_fd > -1)
55 SAFE_CLOSE(dir_fd);
56
57 if (file_fd > -1)
58 SAFE_CLOSE(file_fd);
59 }
60
61 static struct tst_test test = {
62 .test = verify_faccessat,
63 .tcnt = ARRAY_SIZE(tcases),
64 .setup = setup,
65 .cleanup = cleanup,
66 .needs_tmpdir = 1,
67 };
68