From 3b1677473ae0af269263fe11949f290707aea07d Mon Sep 17 00:00:00 2001
From: Ryan Boren <ryan@git.wordpress.org>
Date: Sat, 19 Nov 2005 22:52:57 +0000
Subject: [PATCH] Silence fopen warnings and check return.

git-svn-id: https://develop.svn.wordpress.org/trunk@3171 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 aacf3016e9..b113cc4723 100644
--- a/wp-includes/cache.php
+++ b/wp-includes/cache.php
@@ -282,7 +282,9 @@ class WP_Object_Cache {
 		}
 
 		// Acquire a write lock. 
-		$mutex = fopen($this->cache_dir.$this->flock_filename, 'w');
+		$mutex = @fopen($this->cache_dir.$this->flock_filename, 'w');
+		if ( false == $mutex)
+			return;
 		flock($mutex, LOCK_EX);
 
 		// Loop over dirty objects and save them.