1#include "pthread_impl.h"
 2
 3int __pthread_mutex_trylock(pthread_mutex_t *m)
 4{
 5	/*
 6		_m_type[1:0] 	- type
 7		0 - normal
 8		1 - recursive
 9		2 - errorcheck
10	*/
11	if (m->_m_type&3 != PTHREAD_MUTEX_RECURSIVE) {
12		if (m->_m_count) return EBUSY;
13		m->_m_count = 1;
14	} else {
15		if ((unsigned)m->_m_count >= INT_MAX) return EAGAIN;
16		m->_m_count++;
17	}
18	return 0;
19}
20
21weak_alias(__pthread_mutex_trylock, pthread_mutex_trylock);