From 04cd1038dba025716a3f03f6dd276e7ab920d839 Mon Sep 17 00:00:00 2001
From: Ryan Boren <ryan@git.wordpress.org>
Date: Thu, 5 Jan 2006 04:50:58 +0000
Subject: [PATCH] Don't remove top level cache dir when flushing.

git-svn-id: https://develop.svn.wordpress.org/trunk@3402 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-includes/cache.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/wp-includes/cache.php b/wp-includes/cache.php
index 6b9f17cb15..dfe73f7298 100644
--- a/wp-includes/cache.php
+++ b/wp-includes/cache.php
@@ -217,6 +217,7 @@ class WP_Object_Cache {
 	function rm_cache_dir() {
 		$dir = $this->cache_dir;
 		$dir = rtrim($dir, DIRECTORY_SEPARATOR);
+		$top_dir = $dir;
 		$stack = array($dir);
 
 		while (count($stack)) {
@@ -238,7 +239,8 @@ class WP_Object_Cache {
 			}
 
 			if (end($stack) == $dir) {
-				@ rmdir($dir);
+				if ( $dir != $top_dir)
+					@ rmdir($dir);
 				array_pop($stack);
 			}
 		}