Mutex::unlock
(PECL pthreads >= 2.0.0)
Mutex::unlock — Release Mutex
Description
final
public
static
boolean
Mutex::unlock
(
long
$mutex
[,
boolean
$destroy
] )Attempts to unlock the Mutex for the caller, optionally destroying the Mutex handle. The calling thread should own the Mutex at the time of the call.
Parameters
-
mutex -
A handle returned by a previous call to Mutex::create().
-
destroy -
When true pthreads will destroy the Mutex after a successful unlock.
Return Values
A boolean indication of success.
Examples
Example #1 Mutex Locking and Unlocking
<?php
/** You cannot use the "new" keyword, a Mutex is not a PHP object **/
$mutex = Mutex::create();
/** You can now lock the mutex in any context **/
var_dump(Mutex::lock($mutex));
/** It is invalid to attempt to destroy a locked Mutex **/
var_dump(Mutex::unlock($mutex));
/** Always destroy mutex you have created **/
Mutex::destroy($mutex);
?>
The above example will output:
bool(true) bool(true)
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