#!/usr/bin/php

<?php

$log_options = LOG_NDELAY | LOG_PID;
$log_priorities = LOG_ERR | LOG_WARNING | LOG_INFO | LOG_DEBUG;
$log_facility = LOG_LOCAL2;
openlog('test.php', $log_options, $log_facility);

syslog(LOG_ERR, 'LOG_ERR -- this is an error');
syslog(LOG_WARNING, 'LOG_WARNING -- this is a warning');
syslog(LOG_INFO, 'LOG_INFO -- this is info');
syslog(LOG_DEBUG, 'LOG_DEBUG -- this is debug info');
?>

Aug 14 14:03:28 localhost test.php[32774]: LOG_ERR -- this is an error
Aug 14 14:03:28 localhost test.php[32774]: LOG_WARNING -- this is a warning
Aug 14 14:03:28 localhost test.php[32774]: LOG_INFO -- this is info