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diff --git a/vendor/behat/behat/src/Behat/Testwork/EventDispatcher/Cli/SigintController.php b/vendor/behat/behat/src/Behat/Testwork/EventDispatcher/Cli/SigintController.php
new file mode 100644
index 000000000..24a639c9c
--- /dev/null
+++ b/vendor/behat/behat/src/Behat/Testwork/EventDispatcher/Cli/SigintController.php
@@ -0,0 +1,70 @@
+<?php
+
+/*
+ * This file is part of the Behat Testwork.
+ * (c) Konstantin Kudryashov <ever.zet@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Behat\Testwork\EventDispatcher\Cli;
+
+use Behat\Testwork\Cli\Controller;
+use Behat\Testwork\EventDispatcher\Event\AfterExerciseAborted;
+use Behat\Testwork\EventDispatcher\Event\ExerciseCompleted;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\EventDispatcher\EventDispatcherInterface;
+
+/**
+ * Aborts exercise on SIGINT signal.
+ *
+ * @author Konstantin Kudryashov <ever.zet@gmail.com>
+ */
+final class SigintController implements Controller
+{
+    /**
+     * @var EventDispatcherInterface
+     */
+    private $eventDispatcher;
+
+    /**
+     * Initializes controller.
+     *
+     * @param EventDispatcherInterface $eventDispatcher
+     */
+    public function __construct(EventDispatcherInterface $eventDispatcher)
+    {
+        $this->eventDispatcher = $eventDispatcher;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function configure(Command $command)
+    {
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function execute(InputInterface $input, OutputInterface $output)
+    {
+        if (function_exists('pcntl_signal')) {
+            declare(ticks = 1);
+            pcntl_signal(SIGINT, array($this, 'abortExercise'));
+        }
+    }
+
+    /**
+     * Dispatches AFTER exercise event and exits program.
+     */
+    public function abortExercise()
+    {
+        $this->eventDispatcher->dispatch(ExerciseCompleted::AFTER, new AfterExerciseAborted());
+
+        exit(1);
+    }
+}