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/*
* 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;
}
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