function _drupal_shutdown_function in Drupal 9

Same name and namespace in other branches

1. 8 core/includes/bootstrap.inc \_drupal_shutdown_function()
2. 7 includes/bootstrap.inc \_drupal_shutdown_function()
3. 10 core/includes/bootstrap.inc \_drupal_shutdown_function()

Executes registered shutdown functions.

1 call to _drupal_shutdown_function()

ShutdownFunctionTest::testShutdownFunctionInShutdownFunction in core/tests/Drupal/KernelTests/Core/Bootstrap/ShutdownFunctionTest.php

Tests that shutdown functions can be added by other shutdown functions.

1 string reference to '_drupal_shutdown_function'

drupal_register_shutdown_function in core/includes/bootstrap.inc

Registers a function for execution on shutdown.

File

core/includes/bootstrap.inc, line 721

Functions that need to be loaded on every Drupal request.

Code

function _drupal_shutdown_function() {
  $callbacks =& drupal_register_shutdown_function();

  // Set the CWD to DRUPAL_ROOT as it is not guaranteed to be the same as it
  // was in the normal context of execution.
  chdir(DRUPAL_ROOT);
  try {
    reset($callbacks);

    // Do not use foreach() here because it is possible that the callback will
    // add to the $callbacks array via drupal_register_shutdown_function().
    while ($callback = current($callbacks)) {
      call_user_func_array($callback['callback'], $callback['arguments']);
      next($callbacks);
    }
  } catch (\Throwable $error) {
    _drupal_shutdown_function_handle_exception($error);
  }
}