Threaded
PHP Manual

Threaded::synchronized

(PECL pthreads >= 2.0.0)

Threaded::synchronizedSynchronization

説明

public mixed Threaded::synchronized ( Closure $block [, mixed $... ] )

Executes the block while retaining the referenced objects synchronization lock for the calling context

パラメータ

block

The block of code to execute

...

Variable length list of arguments to use as function arguments to the block

返り値

The return value from the block

例1 Synchronizing

<?php
class My extends Thread {
    public function 
run() {
        
$this->synchronized(function($thread){
            if (!
$thread->done)
                
$thread->wait();
        }, 
$this);
    }
}
$my = new My();
$my->start();
$my->synchronized(function($thread){
    
$thread->done true;
    
$thread->notify();
}, 
$my);
var_dump($my->join());
?>

上の例の出力は以下となります。

bool(true)


Threaded
PHP Manual