1 | /* Copyright (C) 2002-2022 Free Software Foundation, Inc. |
2 | This file is part of the GNU C Library. |
3 | |
4 | The GNU C Library is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either |
7 | version 2.1 of the License, or (at your option) any later version. |
8 | |
9 | The GNU C Library 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 GNU |
12 | Lesser General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU Lesser General Public |
15 | License along with the GNU C Library; if not, see |
16 | <https://www.gnu.org/licenses/>. */ |
17 | |
18 | #include <pthread.h> |
19 | #include <signal.h> |
20 | #include <stdio.h> |
21 | #include <unistd.h> |
22 | #include <errno.h> |
23 | #include <stdbool.h> |
24 | |
25 | #ifndef TEST_FUNCTION |
26 | static int do_test (void); |
27 | # define TEST_FUNCTION do_test () |
28 | #endif |
29 | #include "../test-skeleton.c" |
30 | |
31 | #ifndef ATTR |
32 | pthread_mutexattr_t *attr; |
33 | # define ATTR attr |
34 | #endif |
35 | |
36 | #ifndef ATTR_NULL |
37 | # define ATTR_NULL (ATTR == NULL) |
38 | #endif |
39 | |
40 | static int |
41 | do_test (void) |
42 | { |
43 | pthread_mutex_t m; |
44 | |
45 | int e = pthread_mutex_init (mutex: &m, ATTR); |
46 | if (!ATTR_NULL && e == ENOTSUP) |
47 | { |
48 | puts (s: "cannot support selected type of mutexes" ); |
49 | e = pthread_mutex_init (mutex: &m, NULL); |
50 | } |
51 | if (e != 0) |
52 | { |
53 | puts (s: "mutex_init failed" ); |
54 | return 1; |
55 | } |
56 | |
57 | if (!ATTR_NULL && pthread_mutexattr_destroy (ATTR) != 0) |
58 | { |
59 | puts (s: "mutexattr_destroy failed" ); |
60 | return 1; |
61 | } |
62 | |
63 | if (pthread_mutex_lock (mutex: &m) != 0) |
64 | { |
65 | puts (s: "1st mutex_lock failed" ); |
66 | return 1; |
67 | } |
68 | |
69 | delayed_exit (seconds: 1); |
70 | /* This call should never return. */ |
71 | xpthread_mutex_lock (mutex: &m); |
72 | |
73 | puts (s: "2nd mutex_lock returned" ); |
74 | return 1; |
75 | } |
76 | |