The behaviour of these functions is affected by settings in php.ini.
Name | Default | Changeable | Changelog |
---|---|---|---|
define_syslog_variables | "0" | PHP_INI_ALL | Deprecated in PHP 5.3.0. Removed in PHP 5.4.0. |
Here's a short explanation of the configuration directives.
define_syslog_variables
boolean
Whether or not to define the various syslog variables (e.g. $LOG_PID, $LOG_CRON, etc.). Turning it off is a good idea performance-wise. At runtime, you can define these variables by calling define_syslog_variables().