Home/ Manual/ ev / evsignal/ EvSignal::__construct

EvSignal::__construct

PHP function Edit on GitHub ✎

(PECL ev >= 0.2.0)

Constructs EvSignal watcher object

Description

EvSignal::__construct(int $signum, callable $callback, mixed $data = null, int $priority = 0)

Constructs EvSignal watcher object and starts it automatically. For a stopped signal watcher consider using EvSignal::createStopped method.

signum: Signal number. See constants exported by pcntl extension. See also signal(7) man page.
callback: See Watcher callbacks.
data: Custom data associated with the watcher.
priority: Watcher priority

Handle SIGTERM signal

php

<?php
$w = new EvSignal(SIGTERM, function ($watcher) {
    echo "SIGTERM received\n";
    $watcher->stop();
});

Ev::run();
?>