From 8eca661c2064315ab8f924bdd9b66c5fc5d89920 Mon Sep 17 00:00:00 2001
From: Erik Trapman <erik@samson-it.nl>
Date: Mon, 18 Jun 2012 10:34:56 +0200
Subject: [PATCH] [FileSystem] explains possible failure of symlink creation in
 windows

---
 src/Symfony/Component/Filesystem/Filesystem.php | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/Symfony/Component/Filesystem/Filesystem.php b/src/Symfony/Component/Filesystem/Filesystem.php
index 5b8480dde4..1b6721bec4 100644
--- a/src/Symfony/Component/Filesystem/Filesystem.php
+++ b/src/Symfony/Component/Filesystem/Filesystem.php
@@ -275,6 +275,12 @@ class Filesystem
 
         if (!$ok) {
             if (true !== @symlink($originDir, $targetDir)) {
+                $report = error_get_last();
+                if (is_array($report)) {
+                    if (defined('PHP_WINDOWS_VERSION_MAJOR') && false !== strpos($report['message'], 'error code(1314)')) {
+                        throw new IOException('Unable to create symlink due to error code 1314: \'A required privilege is not held by the client\'. Do you have the required Administrator-rights?');
+                    }
+                }
                 throw new IOException(sprintf('Failed to create symbolic link from %s to %s', $originDir, $targetDir));
             }
         }