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
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
|
/* Copyright (C) 2003-2019 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
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
<https://www.gnu.org/licenses/>. */
#include <errno.h>
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <sys/time.h>
static pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
static pthread_mutex_t mut = PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP;
static void *
tf (void *arg)
{
int err = pthread_cond_wait (&cond, &mut);
if (err == 0)
{
puts ("cond_wait did not fail");
exit (1);
}
if (err != EPERM)
{
printf ("cond_wait didn't return EPERM but %d\n", err);
exit (1);
}
/* Current time. */
struct timeval tv;
(void) gettimeofday (&tv, NULL);
/* +1000 seconds in correct format. */
struct timespec ts;
TIMEVAL_TO_TIMESPEC (&tv, &ts);
ts.tv_sec += 1000;
err = pthread_cond_timedwait (&cond, &mut, &ts);
if (err == 0)
{
puts ("cond_timedwait did not fail");
exit (1);
}
if (err != EPERM)
{
printf ("cond_timedwait didn't return EPERM but %d\n", err);
exit (1);
}
return (void *) 1l;
}
static int
do_test (void)
{
pthread_t th;
int err;
printf ("&cond = %p\n&mut = %p\n", &cond, &mut);
err = pthread_cond_wait (&cond, &mut);
if (err == 0)
{
puts ("cond_wait did not fail");
exit (1);
}
if (err != EPERM)
{
printf ("cond_wait didn't return EPERM but %d\n", err);
exit (1);
}
/* Current time. */
struct timeval tv;
(void) gettimeofday (&tv, NULL);
/* +1000 seconds in correct format. */
struct timespec ts;
TIMEVAL_TO_TIMESPEC (&tv, &ts);
ts.tv_sec += 1000;
err = pthread_cond_timedwait (&cond, &mut, &ts);
if (err == 0)
{
puts ("cond_timedwait did not fail");
exit (1);
}
if (err != EPERM)
{
printf ("cond_timedwait didn't return EPERM but %d\n", err);
exit (1);
}
if (pthread_mutex_lock (&mut) != 0)
{
puts ("parent: mutex_lock failed");
exit (1);
}
puts ("creating thread");
if (pthread_create (&th, NULL, tf, NULL) != 0)
{
puts ("create failed");
exit (1);
}
void *r;
if (pthread_join (th, &r) != 0)
{
puts ("join failed");
exit (1);
}
if (r != (void *) 1l)
{
puts ("thread has wrong return value");
exit (1);
}
puts ("done");
return 0;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"
|
GitWeb