PHP 4.0 Bug #9764 Updated: Extensions from php.ini get loaded several times per process
| From: | sniper@php.net | Date: | Sat, 17 Mar 2001 23:46:19 +0000 |
| Subject: | PHP 4.0 Bug #9764 Updated: Extensions from php.ini get loaded several times per process | ||
| Groups: | php.dev | ||
| Request: | Send a blank email to php-dev+get-49264@lists.php.net to get a copy of this message | ||
ID: 9764
Updated by: sniper
Reported By: ab@php.net
Old-Status: Open
Status: Closed
Bug Type: PHP options/info functions
Assigned To:
Comments:
Fixed in CVS. (By Zeev, but not with this patch..)
--Jani
Previous Comments:
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[2001-03-15 06:43:56] ab@php.net
PHP4 under Apache tries to load extensions from php.ini
several times per process causing 'duplicate name' warnings
Also on the second (and next) loading extension name passed
to phpdl() in damaged form.
Investigation showed that problem is in the main/php_ini.c:
1. php_load_function_extension_cb() allocates extension name using estrdup but global llist with
extensions declared as persistent. It keeps references to deallocated extensions' names causing
damaged names passed to phpdl().
2. php_startup_loaded_extensions() doesn't free llist after
loading extensions, so next call to php_init_config() (per-process) will double this list.
Solution is to deallocate llist after loading extensions in php_startup_loaded_extensions. Then (1)
wouldn't be a problem at all.
Proposed fix:
--- main/php_ini.c.orig Tue Mar 6 13:38:55 2001
+++ main/php_ini.c Thu Mar 15 13:12:04 2001
@@ -165,6 +165,8 @@
{
if(php_load_extension_list) {
zend_llist_apply(php_load_extension_list, php_startup_loaded_extension_cb);
+ zend_llist_destroy(php_load_extension_list);
+ php_load_extension_list = NULL;
}
return SUCCESS;
}
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