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#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;
}
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