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

1/* Copyright (C) 2002-2019 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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 <stdio.h>
22#include <stdlib.h>
23#include <string.h>
24#include <time.h>
25#include <sys/time.h>
26
27
28static pthread_mutex_t mut;
29static pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
30
31
32static int
33do_test (void)
34{
35 pthread_mutexattr_t ma;
36 int err;
37 struct timespec ts;
38 struct timeval tv;
39
40 if (pthread_mutexattr_init (&ma) != 0)
41 {
42 puts ("mutexattr_init failed");
43 exit (1);
44 }
45
46 if (pthread_mutexattr_settype (&ma, PTHREAD_MUTEX_ERRORCHECK) != 0)
47 {
48 puts ("mutexattr_settype failed");
49 exit (1);
50 }
51
52 if (pthread_mutex_init (&mut, &ma) != 0)
53 {
54 puts ("mutex_init failed");
55 exit (1);
56 }
57
58 /* Get the mutex. */
59 if (pthread_mutex_lock (&mut) != 0)
60 {
61 puts ("mutex_lock failed");
62 exit (1);
63 }
64
65 /* Waiting for the condition will fail. But we want the timeout here. */
66 if (gettimeofday (&tv, NULL) != 0)
67 {
68 puts ("gettimeofday failed");
69 exit (1);
70 }
71
72 TIMEVAL_TO_TIMESPEC (&tv, &ts);
73 ts.tv_nsec += 500000000;
74 if (ts.tv_nsec >= 1000000000)
75 {
76 ts.tv_nsec -= 1000000000;
77 ++ts.tv_sec;
78 }
79 err = pthread_cond_timedwait (&cond, &mut, &ts);
80 if (err == 0)
81 {
82 /* This could in theory happen but here without any signal and
83 additional waiter it should not. */
84 puts ("cond_timedwait succeeded");
85 exit (1);
86 }
87 else if (err != ETIMEDOUT)
88 {
89 printf ("cond_timedwait returned with %s\n", strerror (err));
90 exit (1);
91 }
92
93 err = pthread_mutex_unlock (&mut);
94 if (err != 0)
95 {
96 printf ("mutex_unlock failed: %s\n", strerror (err));
97 exit (1);
98 }
99
100 return 0;
101}
102
103
104#define TEST_FUNCTION do_test ()
105#include "../test-skeleton.c"
106

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