Drupal 6.x content hack - Uptime responder (solutiongrove). Prevent Cron emails.

drupal-content-hack-uptime.php

<?php
// Uptime responder.


/*
 Prevent Cron emails, eg.
 From: Cron Daemon <***@***st.net>
 Subject: Cron <h***@***> wget -O - -q -t 1 http://path/to/cron

 http://drupal.org/node/553430
*/
foreach(debug_backtrace() as $a) {
  if ($a['function'] == 'drupal_cron_run') {
    return;
  }
}


/*
  http://uptime.solutiongrove.com/uptime/urls-for-user
*/
header("Content-Type: text/plain; utf-8");

?>
success

<?php  exit(0);