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
|
#ifndef _GNU_SOURCE
#define _GNU_SOURCE /* for PTHREAD_MUTEX_INITIALIZER under linux */
#endif
#include <pthread.h>
pthread_mutex_t test_mutex_initializer = PTHREAD_MUTEX_INITIALIZER;
int test_mutex (void)
{
int x = 0;
pthread_mutex_t mutex;
x |= pthread_mutex_init (&mutex, NULL);
x |= pthread_mutex_lock (&mutex);
x |= pthread_mutex_unlock (&mutex);
x |= pthread_mutex_destroy (&mutex);
return 0;
}
int test_mutex_attr (void)
{
int x = 0;
pthread_mutexattr_t attr;
pthread_mutex_t mutex;
x |= pthread_mutexattr_init (&attr);
x |= pthread_mutexattr_settype (&attr, PTHREAD_MUTEX_RECURSIVE);
x |= pthread_mutex_init (&mutex, &attr);
x |= pthread_mutex_lock (&mutex);
x |= pthread_mutex_unlock (&mutex);
x |= pthread_mutex_destroy (&mutex);
x |= pthread_mutexattr_destroy (&attr);
return x;
}
int main(void) {
return 0;
}
|
