#50220 [NEW]: file_exists fails for files on network share

From: Date: Wed, 18 Nov 2009 14:55:48 +0000
Subject: #50220 [NEW]: file_exists fails for files on network share
Groups: php.bugs 
Request: Send a blank email to php-bugs+get-144751@lists.php.net to get a copy of this message
From:             aiso at chawerim dot nl
Operating system: window xp
PHP version:      5.3.0
PHP Bug Type:     Filesystem function related
Bug description:  file_exists fails for files on network share

Description:
------------
file_exists() fails for files on network share. Although these files can
be perfectly read by e.g. file_get_contents(). So these files really do
exist!

file_exists() works without problems for files not on a share such as
'C:\Program Files\PHP\php.ini'.

Can reproduce also with '\\\\.HOST\\SHARED FOLDERS\\data\\php.ini'

Using php 5.3.0 (VC9 x86 Non Thread Safe (2009-Jun-30 08:52:54)) on
windows XP Pro SP3.

safe_mode is off.

This is tested on windows console (cmd.exe). User is admin and is allowed
to go and read files on this share.

Reproduce code:
---------------
$file = '//.HOST/SHARED FOLDERS/data/php.ini';

error_log(substr(file_get_contents($file),0,100));

if (file_exists($file)) {
	error_log("does exist");
} else {
	error_log("does not exist");
}



Expected result:
----------------
First 100 characters of php.ini file + 'does exist'


Actual result:
--------------
First 100 characters of php.ini file + 'does not exist'


-- 
Edit bug report at http://bugs.php.net/?id=50220&edit=1
-- 
Try a snapshot (PHP 5.2):            http://bugs.php.net/fix.php?id=50220&r=trysnapshot52
Try a snapshot (PHP 5.3):            http://bugs.php.net/fix.php?id=50220&r=trysnapshot53
Try a snapshot (PHP 6.0):            http://bugs.php.net/fix.php?id=50220&r=trysnapshot60
Fixed in SVN:                        http://bugs.php.net/fix.php?id=50220&r=fixed
Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=50220&r=needdocs
Fixed in release:                    http://bugs.php.net/fix.php?id=50220&r=alreadyfixed
Need backtrace:                      http://bugs.php.net/fix.php?id=50220&r=needtrace
Need Reproduce Script:               http://bugs.php.net/fix.php?id=50220&r=needscript
Try newer version:                   http://bugs.php.net/fix.php?id=50220&r=oldversion
Not developer issue:                 http://bugs.php.net/fix.php?id=50220&r=support
Expected behavior:                   http://bugs.php.net/fix.php?id=50220&r=notwrong
Not enough info:                     http://bugs.php.net/fix.php?id=50220&r=notenoughinfo
Submitted twice:                     http://bugs.php.net/fix.php?id=50220&r=submittedtwice
register_globals:                    http://bugs.php.net/fix.php?id=50220&r=globals
PHP 4 support discontinued:          http://bugs.php.net/fix.php?id=50220&r=php4
Daylight Savings:                    http://bugs.php.net/fix.php?id=50220&r=dst
IIS Stability:                       http://bugs.php.net/fix.php?id=50220&r=isapi
Install GNU Sed:                     http://bugs.php.net/fix.php?id=50220&r=gnused
Floating point limitations:          http://bugs.php.net/fix.php?id=50220&r=float
No Zend Extensions:                  http://bugs.php.net/fix.php?id=50220&r=nozend
MySQL Configuration Error:           http://bugs.php.net/fix.php?id=50220&r=mysqlcfg



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