ObjFW  Check-in [eb827e8f21]

#endif
}

static OF_INLINE BOOL
of_spinlock_lock(of_spinlock_t *s)
{
#if defined(OF_ATOMIC_OPS)
# ifdef OF_HAVE_SCHED_YIELD
# if defined(OF_HAVE_SCHED_YIELD) || defined(_WIN32)
	int i;

	for (i = 0; i < OF_SPINCOUNT; i++)
		if (of_spinlock_trylock(s))
			return YES;

	while (!of_spinlock_trylock(s))
#  ifndef _WIN32
		sched_yield();
#  else
		Sleep(0);
#  endif
# else
	while (!of_spinlock_trylock(s));
# endif

	return YES;
#elif defined(OF_HAVE_PTHREAD_SPINLOCKS)
	return (pthread_spin_lock(s) ? NO : YES);