[TUHS] Earliest Non-English UNIX?

Alan Coopersmith via TUHS tuhs at tuhs.org
Wed Jan 28 10:11:26 AEST 2026


On 1/27/26 15:46, segaloco via TUHS wrote:
> but UNIX use in non-English settings certainly predates UTF-8

For SunOS/Solaris, before Unicode, it was primarily ISO-8859-* for the
European languages, and Extended Unix Code (EUC) for the CJK set.

See https://en.wikipedia.org/wiki/Extended_Unix_Code and the EUC section
of _Creating Worldwide Software: Solaris International Developer's Guide_
(available at https://archive.org/details/creatingworldwid0000tuth )
for details on EUC.

While we've deprecated those locales now in favor of the UTF-8 locales
in Solaris 11.0 and later, they're still around, and the character sets
supported in things like iconv to allow translating documents, and we
know there are still some customers using the EUC locales today.

-- 
         -Alan Coopersmith-                 alan.coopersmith at oracle.com
          Oracle Solaris Engineering - https://blogs.oracle.com/solaris


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