1 | /* Copyright (C) 2010-2024 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 <errno.h> |
19 | #include <pthread.h> |
20 | #include <semaphore.h> |
21 | #include <stdio.h> |
22 | #include <support/check.h> |
23 | #include <support/xthread.h> |
24 | |
25 | static pthread_cond_t c = PTHREAD_COND_INITIALIZER; |
26 | static pthread_mutex_t m1 = PTHREAD_MUTEX_INITIALIZER; |
27 | static pthread_mutex_t m2 = PTHREAD_MUTEX_INITIALIZER; |
28 | static pthread_rwlock_t rw1 = PTHREAD_RWLOCK_INITIALIZER; |
29 | static pthread_rwlock_t rw2 = PTHREAD_RWLOCK_INITIALIZER; |
30 | static sem_t sem; |
31 | |
32 | static void * |
33 | th (void *arg) |
34 | { |
35 | struct timespec t = { -2, 0 }; |
36 | |
37 | TEST_COMPARE (pthread_mutex_timedlock (&m1, &t), ETIMEDOUT); |
38 | TEST_COMPARE (pthread_mutex_clocklock (&m1, CLOCK_REALTIME, &t), ETIMEDOUT); |
39 | TEST_COMPARE (pthread_mutex_clocklock (&m1, CLOCK_MONOTONIC, &t), ETIMEDOUT); |
40 | TEST_COMPARE (pthread_rwlock_timedrdlock (&rw1, &t), ETIMEDOUT); |
41 | TEST_COMPARE (pthread_rwlock_timedwrlock (&rw2, &t), ETIMEDOUT); |
42 | TEST_COMPARE (pthread_rwlock_clockrdlock (&rw1, CLOCK_REALTIME, &t), |
43 | ETIMEDOUT); |
44 | TEST_COMPARE (pthread_rwlock_clockwrlock (&rw2, CLOCK_REALTIME, &t), |
45 | ETIMEDOUT); |
46 | TEST_COMPARE (pthread_rwlock_clockrdlock (&rw1, CLOCK_MONOTONIC, &t), |
47 | ETIMEDOUT); |
48 | TEST_COMPARE (pthread_rwlock_clockwrlock (&rw2, CLOCK_MONOTONIC, &t), |
49 | ETIMEDOUT); |
50 | return NULL; |
51 | } |
52 | |
53 | static int |
54 | do_test (void) |
55 | { |
56 | struct timespec t = { -2, 0 }; |
57 | |
58 | sem_init (sem: &sem, pshared: 0, value: 0); |
59 | TEST_COMPARE (sem_timedwait (&sem, &t), -1); |
60 | TEST_COMPARE (errno, ETIMEDOUT); |
61 | |
62 | xpthread_mutex_lock (mutex: &m1); |
63 | xpthread_rwlock_wrlock (rwlock: &rw1); |
64 | xpthread_rwlock_rdlock (rwlock: &rw2); |
65 | xpthread_mutex_lock (mutex: &m2); |
66 | pthread_t pth = xpthread_create (attr: 0, thread_func: th, closure: 0); |
67 | TEST_COMPARE (pthread_cond_timedwait (&c, &m2, &t), ETIMEDOUT); |
68 | xpthread_join (thr: pth); |
69 | return 0; |
70 | } |
71 | |
72 | #include <support/test-driver.c> |
73 | |