| xf.li | bdd93d5 | 2023-05-12 07:10:14 -0700 | [diff] [blame] | 1 | /* Copyright (C) 2010-2016 Free Software Foundation, Inc. |
| 2 | This file is part of the GNU C Library. |
| 3 | Contributed by Andreas Schwab <schwab@redhat.com>, 2010. |
| 4 | |
| 5 | The GNU C Library is free software; you can redistribute it and/or |
| 6 | modify it under the terms of the GNU Lesser General Public |
| 7 | License as published by the Free Software Foundation; either |
| 8 | version 2.1 of the License, or (at your option) any later version. |
| 9 | |
| 10 | The GNU C Library 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 the GNU |
| 13 | Lesser General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU Lesser General Public |
| 16 | License along with the GNU C Library; if not, see |
| 17 | <http://www.gnu.org/licenses/>. */ |
| 18 | |
| 19 | #include <errno.h> |
| 20 | #include <pthread.h> |
| 21 | #include <semaphore.h> |
| 22 | #include <stdio.h> |
| 23 | |
| 24 | static pthread_cond_t c = PTHREAD_COND_INITIALIZER; |
| 25 | static pthread_mutex_t m1 = PTHREAD_MUTEX_INITIALIZER; |
| 26 | static pthread_mutex_t m2 = PTHREAD_MUTEX_INITIALIZER; |
| 27 | static pthread_rwlock_t rw1 = PTHREAD_RWLOCK_INITIALIZER; |
| 28 | static pthread_rwlock_t rw2 = PTHREAD_RWLOCK_INITIALIZER; |
| 29 | static sem_t sem; |
| 30 | |
| 31 | static void * |
| 32 | th (void *arg) |
| 33 | { |
| 34 | long int res = 0; |
| 35 | int r; |
| 36 | struct timespec t = { -2, 0 }; |
| 37 | |
| 38 | r = pthread_mutex_timedlock (&m1, &t); |
| 39 | if (r != ETIMEDOUT) |
| 40 | { |
| 41 | puts ("pthread_mutex_timedlock did not return ETIMEDOUT"); |
| 42 | res = 1; |
| 43 | } |
| 44 | r = pthread_rwlock_timedrdlock (&rw1, &t); |
| 45 | if (r != ETIMEDOUT) |
| 46 | { |
| 47 | puts ("pthread_rwlock_timedrdlock did not return ETIMEDOUT"); |
| 48 | res = 1; |
| 49 | } |
| 50 | r = pthread_rwlock_timedwrlock (&rw2, &t); |
| 51 | if (r != ETIMEDOUT) |
| 52 | { |
| 53 | puts ("pthread_rwlock_timedwrlock did not return ETIMEDOUT"); |
| 54 | res = 1; |
| 55 | } |
| 56 | return (void *) res; |
| 57 | } |
| 58 | |
| 59 | static int |
| 60 | do_test (void) |
| 61 | { |
| 62 | int res = 0; |
| 63 | int r; |
| 64 | struct timespec t = { -2, 0 }; |
| 65 | pthread_t pth; |
| 66 | |
| 67 | sem_init (&sem, 0, 0); |
| 68 | r = sem_timedwait (&sem, &t); |
| 69 | if (r != -1 || errno != ETIMEDOUT) |
| 70 | { |
| 71 | puts ("sem_timedwait did not fail with ETIMEDOUT"); |
| 72 | res = 1; |
| 73 | } |
| 74 | |
| 75 | pthread_mutex_lock (&m1); |
| 76 | pthread_rwlock_wrlock (&rw1); |
| 77 | pthread_rwlock_rdlock (&rw2); |
| 78 | pthread_mutex_lock (&m2); |
| 79 | if (pthread_create (&pth, 0, th, 0) != 0) |
| 80 | { |
| 81 | puts ("cannot create thread"); |
| 82 | return 1; |
| 83 | } |
| 84 | r = pthread_cond_timedwait (&c, &m2, &t); |
| 85 | if (r != ETIMEDOUT) |
| 86 | { |
| 87 | puts ("pthread_cond_timedwait did not return ETIMEDOUT"); |
| 88 | res = 1; |
| 89 | } |
| 90 | void *thres; |
| 91 | pthread_join (pth, &thres); |
| 92 | return res | (thres != NULL); |
| 93 | } |
| 94 | |
| 95 | |
| 96 | #define TEST_FUNCTION do_test () |
| 97 | #include "../test-skeleton.c" |