backdrop_valid_path in core/includes/path.inc

Checks a path exists and the current user has access to it.

book_link_load in core/modules/book/book.module

Get a translated book menu link by its menu link ID.

menu_link_load in core/includes/menu.inc

Gets a translated menu link that is ready for rendering.

menu_set_active_trail in core/includes/menu.inc

Sets the active trail (path to the menu tree root) of the current page.

system_admin_config_page in core/modules/system/system.admin.inc

Menu callback; Provide the administration overview page.

system_admin_menu_block in core/modules/system/system.module

Provide a single block on the administration overview page.

system_get_module_admin_tasks in core/modules/system/system.module

Generate a list of tasks offered by a specified module.

_menu_tree_check_access in core/includes/menu.inc

Sorts the menu tree and recursively checks access for each item.