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Definition

drupal_not_found()
drupal-5/includes/common.inc, line 334

Description

Generates a 404 error if the request can not be handled.

Code

<?php
function drupal_not_found() {
  drupal_set_header('HTTP/1.1 404 Not Found');

  watchdog('page not found', check_plain($_GET['q']), WATCHDOG_WARNING);

  // Keep old path for reference
  if (!isset($_REQUEST['destination'])) {
    $_REQUEST['destination'] = $_GET['q'];
  }

  $path = drupal_get_normal_path(variable_get('site_404', ''));
  if ($path && $path != $_GET['q']) {
    menu_set_active_item($path);
    $return = menu_execute_active_handler();
  }
  else {
    // Redirect to a non-existent menu item to make possible tabs disappear.
    menu_set_active_item('');
  }

  if (empty($return) || $return == MENU_NOT_FOUND || $return == MENU_ACCESS_DENIED) {
    drupal_set_title(t('Page not found'));
    menu_set_active_item('');
    $return = '';
  }
  // To conserve CPU and bandwidth, omit the blocks
  print theme('page', $return, FALSE);
}
?>