<?php

use Amp\File\FileMutex;

require 'vendor/autoload.php';

$pid = pcntl_fork();

if ($pid) {
    sleep(1);
    posix_kill($pid, 9);
    var_dump("killed");

    var_dump("Trying to re-acquire lock");
    $lock = new FileMutex('/tmp/test');
    $lock->acquire();
    
    var_dump("unreachable");
} else {
    $lock = new FileMutex('/tmp/test');
    $lock->acquire();
    var_dump("Acquired lock!");
}