Re: [PHP4BETA] _very_ specific memory leak in Zend
| From: | Andi Gutmans | Date: | Sat, 15 Apr 2000 13:13:09 +0000 |
| Subject: | Re: [PHP4BETA] _very_ specific memory leak in Zend | ||
| References: | 1 | Groups: | php.dev php.version4 |
| Request: | Send a blank email to php-dev+get-17927@lists.php.net to get a copy of this message | ||
Hi,
The "use" construct won't be supported in PHP 4. It was introduced for PEAR and still hasn't been finalized.
You should really be using require_once() (or include_once()) with the file extension.
In any case, note that require_once() and include_once() work differently (one at compile-time the other at run-time) so make sure that you are consistent with their uses. If you use require_once() in one place all places need to use require_once().
Andi
At 10:50 PM 4/14/00 -0500, chagenbu@wso.williams.edu wrote:
With the latest php4 cvs, I am getting the following in my apache error log:
[Fri Apr 14 22:44:32 2000] Script: '/var/www/horde/imp/test.php'
---------------------------------------
./zend-scanner.l(213) : Block 0x081D21E8 status:
Beginning: OK (allocated on ./zend-scanner.l:544, 16 bytes)
End: Overflown (magic=0x2A8FCC00 instead of 0x2A8FCC84)
1 byte(s) overflown
---------------------------------------
./zend-scanner.l(544) : Freeing 0x081D220C (16 bytes),
script=/var/www/horde/imp/test.php
Here is the simplest test script I have found that reproduces the problem:
<?php use './fishfooder'; ?>done
Here's where it gets tricky: it seems to depend on the number of characters in
the filename. Some longer ones don't generate the error, some do; no shorter
ones that I tried generated it, but I didn't do an exhaustive search. Slashes
('/') indicating directories _do_ count in the number of characters. require()
does not generate the error.
Also, the file must exist, but it does not have to be anything in it -
fishfooder.php is a completely empty file for the purposes of the above script.
Hopefully this is enough detail to track down the problem.
-chuck
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Andi Gutmans <andi@zend.com>
http://www.zend.com/