DatabaseTasks::getFormOptions in core/includes/install.inc

Return driver specific configuration options.

drupal_install_profile_distribution_name in core/includes/drupal.inc

Loads the installation profile, extracting its defined distribution name.

install_check_requirements in core/includes/install.core.inc

Checks installation requirements and reports any errors.

install_database_errors in core/includes/install.core.inc

Checks a database connection and returns any errors.

install_finished in core/includes/install.core.inc

Finishes importing files at end of installation.

install_profile_modules in core/includes/install.core.inc

Installs required modules via a batch process.

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

Menu callback; provides module enable/disable interface.