From bf6655a534a6775d30cafa67bd801276bda1d98d Mon Sep 17 00:00:00 2001
From: polo <ordipolo@gmx.fr>
Date: Tue, 13 Aug 2024 23:45:21 +0200
Subject: =?UTF-8?q?VERSION=200.2=20doctrine=20ORM=20et=20entit=C3=A9s?=
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---
 vendor/symfony/console/Command/LockableTrait.php | 74 ++++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 vendor/symfony/console/Command/LockableTrait.php

(limited to 'vendor/symfony/console/Command/LockableTrait.php')

diff --git a/vendor/symfony/console/Command/LockableTrait.php b/vendor/symfony/console/Command/LockableTrait.php
new file mode 100644
index 0000000..f0001cc
--- /dev/null
+++ b/vendor/symfony/console/Command/LockableTrait.php
@@ -0,0 +1,74 @@
+<?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;
+
+use Symfony\Component\Console\Exception\LogicException;
+use Symfony\Component\Lock\LockFactory;
+use Symfony\Component\Lock\LockInterface;
+use Symfony\Component\Lock\Store\FlockStore;
+use Symfony\Component\Lock\Store\SemaphoreStore;
+
+/**
+ * Basic lock feature for commands.
+ *
+ * @author Geoffrey Brier <geoffrey.brier@gmail.com>
+ */
+trait LockableTrait
+{
+    private ?LockInterface $lock = null;
+
+    private ?LockFactory $lockFactory = null;
+
+    /**
+     * Locks a command.
+     */
+    private function lock(?string $name = null, bool $blocking = false): bool
+    {
+        if (!class_exists(SemaphoreStore::class)) {
+            throw new LogicException('To enable the locking feature you must install the symfony/lock component. Try running "composer require symfony/lock".');
+        }
+
+        if (null !== $this->lock) {
+            throw new LogicException('A lock is already in place.');
+        }
+
+        if (null === $this->lockFactory) {
+            if (SemaphoreStore::isSupported()) {
+                $store = new SemaphoreStore();
+            } else {
+                $store = new FlockStore();
+            }
+
+            $this->lockFactory = (new LockFactory($store));
+        }
+
+        $this->lock = $this->lockFactory->createLock($name ?: $this->getName());
+        if (!$this->lock->acquire($blocking)) {
+            $this->lock = null;
+
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * Releases the command lock if there is one.
+     */
+    private function release(): void
+    {
+        if ($this->lock) {
+            $this->lock->release();
+            $this->lock = null;
+        }
+    }
+}
-- 
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