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1/* Copyright (C) 2010-2019 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
24static pthread_cond_t c = PTHREAD_COND_INITIALIZER;
25static pthread_mutex_t m1 = PTHREAD_MUTEX_INITIALIZER;
26static pthread_mutex_t m2 = PTHREAD_MUTEX_INITIALIZER;
27static pthread_rwlock_t rw1 = PTHREAD_RWLOCK_INITIALIZER;
28static pthread_rwlock_t rw2 = PTHREAD_RWLOCK_INITIALIZER;
29static sem_t sem;
30
31static void *
32th (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
59static int
60do_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"
98

Warning: That file was not part of the compilation database. It may have many parsing errors.