PHP Multi Threads

hello,
Anybody i can help me to edit this php script in multi thread !
Please i very need.

<?php

$imput  = file("$argv[1]");
$output = $argv[2];


foreach ($imput as $nr => $line) {
$line = trim($line);
print ("$nr - check :" . $line . "\r\n");

$check = ia_continutul($line); 

if (strpos($check,'wordpress') !== false) {

	$SaveFile = fopen($output, "a");
	fwrite($SaveFile, "$line\r\n");
	fclose($SaveFile);
	}
}
print "The END !\r\n";

function ia_continutul($url) {  
    $ch = curl_init();  
    $timeout = 3;  
    curl_setopt($ch,CURLOPT_URL,$url);  
    curl_setopt($ch,CURLOPT_RETURNTRANSFER,1);  
    curl_setopt($ch,CURLOPT_CONNECTTIMEOUT,$timeout);
	curl_setopt($ch, CURLOPT_TIMEOUT, 5);  
    $data = curl_exec($ch);  
    curl_close($ch);  
    return $data;  
}
?>

PHP:

 

What are you trying to do?

 

You should check out supervisord on linux. This allows you to run multiple processes at same time and restart one if it stopped. Hope it helps.