37 lines
641 B
C
37 lines
641 B
C
|
/*
|
||
|
|
* mutex1.c
|
||
|
|
*
|
||
|
|
* Create a simple mutex object, lock it, and then unlock it again.
|
||
|
|
* This is the simplest test of the pthread mutex family that we can do.
|
||
|
|
*
|
||
|
|
* Depends on API functions:
|
||
|
|
* pthread_mutex_init()
|
||
|
|
* pthread_mutex_lock()
|
||
|
|
* pthread_mutex_unlock()
|
||
|
|
* pthread_mutex_destroy()
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include "test.h"
|
||
|
|
|
||
|
|
pthread_mutex_t mutex = NULL;
|
||
|
|
|
||
|
|
int
|
||
|
|
main()
|
||
|
|
{
|
||
|
|
assert(mutex == NULL);
|
||
|
|
|
||
|
|
assert(pthread_mutex_init(&mutex, NULL) == 0);
|
||
|
|
|
||
|
|
assert(mutex != NULL);
|
||
|
|
|
||
|
|
assert(pthread_mutex_lock(&mutex) == 0);
|
||
|
|
|
||
|
|
assert(pthread_mutex_unlock(&mutex) == 0);
|
||
|
|
|
||
|
|
assert(pthread_mutex_destroy(&mutex) == 0);
|
||
|
|
|
||
|
|
assert(mutex == NULL);
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|