watchdog('sklad', 'my error message'); watchdog($type = 'sklad', $message = $value, $variables = array(), $severity = WATCHDOG_INFO, $link = NULL); function watchdog_severity_levels() { WATCHDOG_EMERGENCY => t('emergency'), WATCHDOG_ALERT => t('alert'), WATCHDOG_CRITICAL => t('critical'), WATCHDOG_ERROR => t('error'), WATCHDOG_WARNING => t('warning'), WATCHDOG_NOTICE => t('notice'), WATCHDOG_INFO => t('info'), WATCHDOG_DEBUG => t('debug'), ); }
https://api.drupal.org/api/drupal/includes%21bootstrap.inc/function/watchdog/7.x