1 /*
2 * Copyright (c) International Business Machines Corp., 2001
3 * Copyright (c) 2012-2016 Cyril Hrubis <chrubis@suse.cz>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
13 * the GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18 */
19
20 /*
21 * Testcase to check creat(2) sets ETXTBSY correctly.
22 */
23
24 #include <sys/types.h>
25 #include <sys/stat.h>
26 #include <sys/wait.h>
27 #include <stdio.h>
28 #include <stdlib.h>
29 #include <errno.h>
30 #include <fcntl.h>
31 #include "tst_test.h"
32
33 #define TEST_APP "creat07_child"
34
verify_creat(void)35 static void verify_creat(void)
36 {
37 pid_t pid;
38
39 pid = SAFE_FORK();
40 if (pid == 0) {
41 char *av[] = {TEST_APP, NULL};
42 (void)execve(TEST_APP, av, tst_ipc_envp);
43 perror("execve failed");
44 exit(1);
45 }
46
47 TST_CHECKPOINT_WAIT(0);
48
49 TEST(creat(TEST_APP, O_WRONLY));
50
51 if (TEST_RETURN != -1) {
52 tst_res(TFAIL, "creat() succeeded unexpectedly");
53 return;
54 }
55
56 if (TEST_ERRNO == ETXTBSY)
57 tst_res(TPASS, "creat() received EXTBSY");
58 else
59 tst_res(TFAIL | TTERRNO, "creat() failed unexpectedly");
60
61 SAFE_KILL(pid, SIGKILL);
62 SAFE_WAITPID(pid, NULL, 0);
63 }
64
65 static const char *const resource_files[] = {
66 TEST_APP,
67 NULL,
68 };
69
70 static struct tst_test test = {
71 .tid = "creat07",
72 .test_all = verify_creat,
73 .needs_checkpoints = 1,
74 .forks_child = 1,
75 .resource_files = resource_files,
76 };
77