/******************************************************
The interface to the operating system synchronization primitives.

(c) 1995 Innobase Oy

Created 9/6/1995 Heikki Tuuri
*******************************************************/

#ifdef __WIN__
#include <winbase.h>
#endif

/**************************************************************
Acquires ownership of a fast mutex. Currently in Windows this is the same
as os_fast_mutex_lock! */
UNIV_INLINE
ulint
os_fast_mutex_trylock(
/*==================*/
						/* out: 0 if success, != 0 if
						was reserved by another
						thread */
	os_fast_mutex_t*	fast_mutex)	/* in: mutex to acquire */
{
#ifdef __WIN__	
	EnterCriticalSection(fast_mutex);

	return(0);
#else
	return((ulint) pthread_mutex_trylock(fast_mutex));
#endif
}