watchdog($type, $message, $severity = WATCHDOG_NOTICE, $link = NULL)
drupal/includes/bootstrap.inc, line 584
Log a system message.
$type The category to which this message belongs.
$message The message to store in the log.
$severity The severity of the message. One of the following values:
function watchdog($type, $message, $severity = WATCHDOG_NOTICE, $link = NULL) {
global $user;
db_query("INSERT INTO {watchdog} (uid, type, message, severity, link, location, hostname, timestamp) VALUES (%d, '%s', '%s', %d, '%s', '%s', '%s', %d)", $user->uid, $type, $message, $severity, $link, request_uri(), $_SERVER['REMOTE_ADDR'], time());
}