constant FILE_READABLE | Documentation

File permission check -- File is readable.

4 uses of FILE_READABLE

backdrop_install_mkdir in core/includes/install.inc: Creates a directory with the specified permissions.
backdrop_verify_install_file in core/includes/install.inc: Verifies the state of the specified file.
install_check_requirements in core/includes/install.core.inc: Checks installation requirements and reports any errors.
update_prepare_bootstrap in core/includes/update.inc: Performs extra steps required to bootstrap when using a Drupal 7 database.

core/includes/install.inc, line 45: API functions for installing modules and themes.

define('FILE_READABLE', 2)