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return !pthread_key_delete(key);
#elif defined(OF_WINDOWS)
return TlsFree(key);
#else
# error of_tlskey_free not implemented!
#endif
}
static OF_INLINE bool
of_spinlock_new(of_spinlock_t *spinlock)
{
#if defined(OF_HAVE_ATOMIC_OPS)
*spinlock = 0;
return true;
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return !pthread_key_delete(key);
#elif defined(OF_WINDOWS)
return TlsFree(key);
#else
# error of_tlskey_free not implemented!
#endif
}
static OF_INLINE void
of_thread_yield(void)
{
#if defined(OF_HAVE_SCHED_YIELD)
sched_yield();
#elif defined(OF_WINDOWS)
Sleep(0);
#endif
}
static OF_INLINE bool
of_spinlock_new(of_spinlock_t *spinlock)
{
#if defined(OF_HAVE_ATOMIC_OPS)
*spinlock = 0;
return true;
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#endif
}
static OF_INLINE bool
of_spinlock_lock(of_spinlock_t *spinlock)
{
#if defined(OF_HAVE_ATOMIC_OPS)
# if defined(OF_HAVE_SCHED_YIELD) || defined(OF_WINDOWS)
# ifndef OF_WINDOWS
sched_yield();
# else
Sleep(0);
# endif
# else
while (!of_spinlock_trylock(spinlock));
# endif
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#endif
}
static OF_INLINE bool
of_spinlock_lock(of_spinlock_t *spinlock)
{
#if defined(OF_HAVE_ATOMIC_OPS)
size_t i;
for (i = 0; i < OF_SPINCOUNT; i++)
if (of_spinlock_trylock(spinlock))
return true;
while (!of_spinlock_trylock(spinlock))
of_thread_yield();
return true;
#elif defined(OF_HAVE_PTHREAD_SPINLOCKS)
return !pthread_spin_lock(spinlock);
#else
return of_mutex_lock(spinlock);
#endif
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