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glibc  2.9
Functions
pthread_spin_trylock.c File Reference
#include <errno.h>
#include "pthreadP.h"

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Functions

int pthread_spin_trylock (pthread_spinlock_t *lock)

Function Documentation

int pthread_spin_trylock ( pthread_spinlock_t *  lock)

Definition at line 24 of file pthread_spin_trylock.c.

{
  return __sync_val_compare_and_swap ((int *) lock, 0, 1) == 0 ? 0 : EBUSY;
}

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