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modules/ps_metrics/vendor/symfony/console/Command/SignalableCommandInterface.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+namespace Symfony\Component\Console\Command;
+
+/**
+ * Interface for command reacting to signal.
+ *
+ * @author Grégoire Pineau <lyrixx@lyrix.info>
+ */
+interface SignalableCommandInterface
+{
+    /**
+     * Returns the list of signals to subscribe.
+     */
+    public function getSubscribedSignals() : array;
+    /**
+     * The method will be called when the application is signaled.
+     */
+    public function handleSignal(int $signal) : void;
+}