backdrop_environment_initialize in core/includes/bootstrap.inc

Initializes the PHP environment.

backdrop_page_is_cacheable in core/includes/bootstrap.inc

Determines the cacheability of the current page.

backdrop_session_start in core/includes/session.inc

Starts a session forcefully, preserving already set session data.

drupal_is_cli in core/includes/drupal.inc

Detects whether the current script is running in a command-line environment.

install_finished in core/includes/install.core.inc

Finishes importing files at end of installation.

redirect_can_redirect in core/modules/redirect/redirect.module

Check the ability to perform redirects with the current request context.

simpletest_test_get_all in core/modules/simpletest/simpletest.module

Get a list of all of the tests provided by the system.

_backdrop_bootstrap_page_header in core/includes/bootstrap.inc

Invokes hook_boot() and sends HTTP headers.

_backdrop_log_error in core/includes/errors.inc

Logs a PHP error or exception and displays an error page in fatal cases.