drupal_install_profile_distribution_version() Loads the installation profile, extracting its defined version
install_ensure_config_directory($type) Ensures that the config directory exists and is writable, or can be
File permission check -- File is writable. File core/includes/
drupal_install_config_directories() Creates the config directory and ensures it is operational.
install_profile_info($profile, $langcode = 'en') Retrieves information about an installation profile from its
drupal_get_database_types() Returns all supported database driver installer objects. Return
install_goto($path) Sends the user to a different installer page. This issues
drupal_rewrite_settings($settings = array(), $settings_file = NULL) Replaces values in settings.php with values
File permission check -- File is not writable. File core/includes/
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