C++ (Cpp) _CORE_spinlock_Seize Examples

Example #1

File: pspintrylock.c Project: Dipupo/rtems

int pthread_spin_trylock( pthread_spinlock_t *spinlock )
{
  POSIX_Spinlock_Control *the_spinlock;
  ISR_lock_Context        lock_context;
  CORE_spinlock_Status    status;

  the_spinlock = _POSIX_Spinlock_Get( spinlock, &lock_context );
  if ( the_spinlock == NULL ) {
    return EINVAL;
  }

  status = _CORE_spinlock_Seize(
    &the_spinlock->Spinlock,
    false,
    0,
    &lock_context
  );
  return _POSIX_Spinlock_Translate_core_spinlock_return_code( status );
}

Example #2

File: pspinlock.c Project: AoLaD/rtems

int pthread_spin_lock( pthread_spinlock_t *spinlock )
{
  POSIX_Spinlock_Control *the_spinlock;
  ISR_lock_Context        lock_context;
  Status_Control          status;

  the_spinlock = _POSIX_Spinlock_Get( spinlock, &lock_context );
  if ( the_spinlock == NULL ) {
    return EINVAL;
  }

  status = _CORE_spinlock_Seize(
    &the_spinlock->Spinlock,
    true,
    0,
    &lock_context
  );
  return _POSIX_Get_error( status );
}