/** * @file rtems/score/corespinlock.inl * * This include file contains all of the inlined routines associated * with the SuperCore spinlock. */ /* * COPYRIGHT (c) 1989-2008. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.rtems.com/license/LICENSE. * * $Id$ */ #ifndef _RTEMS_SCORE_CORESPINLOCK_H # error "Never use directly; include instead." #endif #ifndef _RTEMS_SCORE_CORESPINLOCK_INL #define _RTEMS_SCORE_CORESPINLOCK_INL /** * @addtogroup ScoreSpinlock * @{ */ /** * * This method is used to determine if the spinlock is available or not. * * @param[in] the_spinlock will be checked * * @return This method will return true if the spinlock is busy * and false otherwise. */ RTEMS_INLINE_ROUTINE bool _CORE_spinlock_Is_busy( CORE_spinlock_Control *the_spinlock ) { return (the_spinlock->users != 0); } /**@}*/ #endif /* end of include file */