1 files changed, 0 insertions, 74 deletions
diff --git a/library/symfony/process/Pipes/AbstractPipes.php b/library/symfony/process/Pipes/AbstractPipes.php
deleted file mode 100644
index 1ca85739f..000000000
--- a/library/symfony/process/Pipes/AbstractPipes.php
+++ /dev/null
@@ -1,74 +0,0 @@
-<?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\Process\Pipes;
-
-/**
- * @author Romain Neutron <imprec@gmail.com>
- *
- * @internal
- */
-abstract class AbstractPipes implements PipesInterface
-{
-    /** @var array */
-    public $pipes = array();
-
-    /** @var string */
-    protected $inputBuffer = '';
-    /** @var resource|null */
-    protected $input;
-
-    /** @var bool */
-    private $blocked = true;
-
-    /**
-     * {@inheritdoc}
-     */
-    public function close()
-    {
-        foreach ($this->pipes as $pipe) {
-            fclose($pipe);
-        }
-        $this->pipes = array();
-    }
-
-    /**
-     * Returns true if a system call has been interrupted.
-     *
-     * @return bool
-     */
-    protected function hasSystemCallBeenInterrupted()
-    {
-        $lastError = error_get_last();
-
-        // stream_select returns false when the `select` system call is interrupted by an incoming signal
-        return isset($lastError['message']) && false !== stripos($lastError['message'], 'interrupted system call');
-    }
-
-    /**
-     * Unblocks streams.
-     */
-    protected function unblock()
-    {
-        if (!$this->blocked) {
-            return;
-        }
-
-        foreach ($this->pipes as $pipe) {
-            stream_set_blocking($pipe, 0);
-        }
-        if (null !== $this->input) {
-            stream_set_blocking($this->input, 0);
-        }
-
-        $this->blocked = false;
-    }
-}