NAME

Devel::CheckOS::Helpers::LinuxOSrelease - functions to deal with /etc/os-release file

SYNOPSIS

    use Devel::CheckOS::Helpers::LinuxOSrelease 'distributor_id';
    my $id = distributor_id;

DESCRIPTION

This module exports functions to handle text files related to Debian-like distributions.

EXPORTED

The following subs are exported.

distributor_id

Retrieves and returns the distributor ID from the /etc/os-release file.

It is expected that the file exists, it is readable and have the following (minimum) content format:

    NAME="Ubuntu"
    VERSION_ID="22.04"
    VERSION="22.04.4 LTS (Jammy Jellyfish)"
    VERSION_CODENAME=jammy
    ID=ubuntu
    ID_LIKE=debian
    HOME_URL="https://www.ubuntu.com/"

This excerpt is from Ubuntu 22.04, but other distributions might have fewer, more or different fields and values.

It returns the value of "ID" or "undef", if the conditions are not those specified above.

COPYRIGHT and LICENCE

This software is free-as-in-speech software, and may be used, distributed, and modified under the terms of either the GNU General Public Licence version 2 or the Artistic Licence. It's up to you which one you use. The full text of the licences can be found in the files GPL2.txt and ARTISTIC.txt, respectively.