1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
|
/* Copyright (C) 2002-2015 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/time.h>
static pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER;
static void *
tf (void *arg)
{
if (pthread_mutex_lock (&lock) != 0)
{
puts ("child: mutex_lock failed");
return NULL;
}
return (void *) 42l;
}
static int
do_test (void)
{
pthread_t th;
if (pthread_mutex_lock (&lock) != 0)
{
puts ("mutex_lock failed");
exit (1);
}
if (pthread_create (&th, NULL, tf, NULL) != 0)
{
puts ("mutex_create failed");
exit (1);
}
void *status;
struct timespec ts;
struct timeval tv;
(void) gettimeofday (&tv, NULL);
TIMEVAL_TO_TIMESPEC (&tv, &ts);
ts.tv_nsec += 200000000;
if (ts.tv_nsec >= 1000000000)
{
ts.tv_nsec -= 1000000000;
++ts.tv_sec;
}
int val = pthread_timedjoin_np (th, &status, &ts);
if (val == 0)
{
puts ("1st timedjoin succeeded");
exit (1);
}
else if (val != ETIMEDOUT)
{
puts ("1st timedjoin didn't return ETIMEDOUT");
exit (1);
}
if (pthread_mutex_unlock (&lock) != 0)
{
puts ("mutex_unlock failed");
exit (1);
}
while (1)
{
(void) gettimeofday (&tv, NULL);
TIMEVAL_TO_TIMESPEC (&tv, &ts);
ts.tv_nsec += 200000000;
if (ts.tv_nsec >= 1000000000)
{
ts.tv_nsec -= 1000000000;
++ts.tv_sec;
}
val = pthread_timedjoin_np (th, &status, &ts);
if (val == 0)
break;
if (val != ETIMEDOUT)
{
printf ("timedjoin returned %s (%d), expected only 0 or ETIMEDOUT\n",
strerror (val), val);
exit (1);
}
}
if (status != (void *) 42l)
{
printf ("return value %p, expected %p\n", status, (void *) 42l);
exit (1);
}
return 0;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"
|
