typo3/sysext/belog/ext_localconf.php

   1 <?php
   2 defined('TYPO3_MODE') or die();
   3
   4 \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(\TYPO3\CMS\Extbase\SignalSlot\Dispatcher::class)
   5     ->connect(
   6         \TYPO3\CMS\Backend\Backend\ToolbarItems\SystemInformationToolbarItem::class,
   7         'loadMessages',
   8         \TYPO3\CMS\Belog\Controller\SystemInformationController::class,
   9         'appendMessage'
  10     );