public function merge($key, callable $callback, $exptime = 0, $attempts = 10, $flags = 0)
{
if (wincache_lock($key)) {
// optimize with FIFO lock
$ok = $this->mergeViaLock($key, $callback, $exptime, $attempts, $flags);
wincache_unlock($key);
} else {
$ok = false;
}
return $ok;
}
/**
* Releases a named lock.
*
* @param string $key Name of the key to release. Note that $key may
* repeat for each distinct $persistentId.
*
* @return bool TRUE on success, FALSE on failure.
*/
public function unlock($key)
{
$result = wincache_unlock($this->persistentId . static::encodeLockName($key));
if ($result) {
unset(static::$locksBackup[$this->persistentId][array_search($key, static::$locksBackup[$this->persistentId], true)]);
}
return $result;
}
