Module util

Expand description

§Utility functions and data structures

TripleBool: A bool but with three options, TripleBool::Known, TripleBool::Unknown

errno: Get the OS error, effectively the same as the errno macro in C
file_owned_by_gid: Check if the file named name is owned by the group with GID gid
file_owned_by_group: Check if the file named fname is owned by the group named gname
file_owned_by_uid: Check if the file named name is owned by the user with UID uid
file_owned_by_user: Check if the file named fname is owned by the user named uname
get_file_group: Get the group owner of the file
get_file_owner: Get the owner of the file
get_file_owner_gid: Gets the GID of the owner of the file
get_file_owner_uid: Gets the UID of the owner of the file
group_exists: Checks if a group named name exists on the system
is_package_installed: Check if a package is installed purely from the name
user_exists: Checks if a user with username name exists on the system
user_is_admin: Checks if the user has administrator privileges.
user_is_in_group: Checks if a user named uname is in the group named gname.