admin_bar_links_alert in core/modules/admin_bar/admin_bar.inc
Build alert indicator.
backdrop_check_module in core/includes/install.inc
Checks a module's requirements.
backdrop_verify_profile in core/includes/install.inc
Verifies an installation profile for installation.
hook_requirements in core/modules/system/system.api.php
Check installation requirements and do status reporting.
image_requirements in core/modules/image/image.install
Implements hook_requirements() to check the PHP GD Library.
install_check_requirements in core/includes/install.core.inc
Checks installation requirements and reports any errors.
install_verify_requirements in core/includes/install.core.inc
Verifies the requirements for installing Backdrop.
requirements1_test_requirements in core/modules/simpletest/tests/requirements1_test.install
Implements hook_requirements().
simpletest_requirements in core/modules/simpletest/simpletest.install
Implements hook_requirements().
system_requirements in core/modules/system/system.install
Implements hook_requirements().
system_status in core/modules/system/system.admin.inc
Menu callback: displays the site status report. Can also be used as a pure check.
theme_status_report in core/modules/system/system.theme.inc
Returns HTML for the status report.
unicode_requirements in core/includes/unicode.inc
Returns Unicode library status and errors.
UpdateScriptFunctionalTest::testRequirements in core/modules/system/tests/system.test
Tests that requirements warnings and errors are correctly displayed.
update_check_requirements in core/update.php
Checks update requirements and reports errors and (optionally) warnings.
update_init in core/modules/update/update.module
Implements hook_init().
update_prepare_bootstrap in core/includes/update.inc
Performs extra steps required to bootstrap when using a Drupal 7 database.
update_script_test_requirements in core/modules/simpletest/tests/update_script_test.install
Implements hook_requirements().
_system_check_db_utf8mb4_requirements in core/modules/system/system.install
Checks whether the requirements for multi-byte UTF-8 support are met.
_update_cron_notify in core/modules/update/update.fetch.inc
Performs any notifications that should be done once cron fetches new data.
_update_requirement_check in core/modules/update/update.install
Fills in the requirements array.