liblangtag
=============

An interface library to access tags for identifying languages

Features
===========
- several subtag registry database supports:
  - language
  - extlang
  - script
  - region
  - variant
  - extension
  - grandfathered
  - redundant
- handling of the language tags
  - parser
  - matching
  - canonicalizing

Requirements
===============

- libxml2
- GObject Introspection (if you like)

Licensing
============
This library is free software; you can redistribute it
and/or modify it under the terms of either:

  a) the GNU Lesser General Public License as published by
  the Free Software Foundation; either version 3 of the
  License, or (at your option) any later version.

  b) the Mozilla Public License, v. 2.0.

This library is distributed in the hope that it will be
useful, but WITHOUT ANY WARRANTY; without even the implied
warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE.  See either the GNU Lesser General Public License
or the Mozilla Public License for more details.

You should have received a copy of the GNU Lesser General
Public License along with this library in the file named
"COPYING". If not, see https://www.gnu.org/licenses/.

You should have received a copy of the Mozilla Public
License with this library, in the file named
"COPYING.MPL". If not, you can obtain one at
https://mozilla.org/MPL/2.0/.

Unicode Common Locale Data Repository (CLDR) is licensed under
the Unicode Terms of Use. see https://www.unicode.org/copyright.html

References
=============

- RFC4647 - Matching of Language Tags
  https://www.ietf.org/rfc/rfc4647.txt
- RFC5646 - Tags for Identifying Languages
  https://www.ietf.org/rfc/rfc5646.txt
- RFC6067 - BCP 47 Extension U
  https://www.ietf.org/rfc/rfc6067.txt
- RFC6497 - BCP 47 Extension T
  https://www.ietf.org/rfc/rfc6497.txt
- Unicode Locale Data Markup Language
  https://unicode.org/reports/tr35/
- Unicode Locale Extension for BCP 47 in Unicode Common Locale Data Repository
  https://cldr.unicode.org/index/bcp47-extension