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
|
/* Verify that exception table for pthread_cond_wait is correct.
Copyright (C) 2012-2015 Free Software Foundation, Inc.
This file is part of the GNU C Library.
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 <pthread.h>
#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include <unistd.h>
pthread_mutex_t mutex;
pthread_cond_t cond;
#define CHECK_RETURN_VAL_OR_FAIL(ret,str) \
({ if ((ret) != 0) \
{ \
printf ("%s failed: %s\n", (str), strerror (ret)); \
ret = 1; \
goto out; \
} \
})
void
clean (void *arg)
{
puts ("clean: Unlocking mutex...");
pthread_mutex_unlock ((pthread_mutex_t *) arg);
puts ("clean: Mutex unlocked...");
}
void *
thr (void *arg)
{
int ret = 0;
pthread_mutexattr_t mutexAttr;
ret = pthread_mutexattr_init (&mutexAttr);
CHECK_RETURN_VAL_OR_FAIL (ret, "pthread_mutexattr_init");
ret = pthread_mutexattr_setprotocol (&mutexAttr, PTHREAD_PRIO_INHERIT);
CHECK_RETURN_VAL_OR_FAIL (ret, "pthread_mutexattr_setprotocol");
ret = pthread_mutex_init (&mutex, &mutexAttr);
CHECK_RETURN_VAL_OR_FAIL (ret, "pthread_mutex_init");
ret = pthread_cond_init (&cond, 0);
CHECK_RETURN_VAL_OR_FAIL (ret, "pthread_cond_init");
puts ("th: Init done, entering wait...");
pthread_cleanup_push (clean, (void *) &mutex);
ret = pthread_mutex_lock (&mutex);
CHECK_RETURN_VAL_OR_FAIL (ret, "pthread_mutex_lock");
while (1)
{
ret = pthread_cond_wait (&cond, &mutex);
CHECK_RETURN_VAL_OR_FAIL (ret, "pthread_cond_wait");
}
pthread_cleanup_pop (1);
out:
return (void *) (uintptr_t) ret;
}
int
do_test (void)
{
pthread_t thread;
int ret = 0;
void *thr_ret = 0;
ret = pthread_create (&thread, 0, thr, &thr_ret);
CHECK_RETURN_VAL_OR_FAIL (ret, "pthread_create");
puts ("main: Thread created, waiting a bit...");
sleep (2);
puts ("main: Cancelling thread...");
ret = pthread_cancel (thread);
CHECK_RETURN_VAL_OR_FAIL (ret, "pthread_cancel");
puts ("main: Joining th...");
ret = pthread_join (thread, NULL);
CHECK_RETURN_VAL_OR_FAIL (ret, "pthread_join");
if (thr_ret != NULL)
return 1;
puts ("main: Joined thread, done!");
out:
return ret;
}
#define TEST_FUNCTION do_test ()
#define TIMEOUT 5
#include "../test-skeleton.c"
|
