Assuming it's OK to forward this.
---------- Forwarded message ----------
From: "Chet Ramey" <chet.ramey@case.edu>
Date: Dec 18, 2014 12:12 PM
Subject: Re: [BUG] Unicode variables can be exported and are exported
metafied
To: "Bart Schaefer" <schaefer@brasslantern.com>
Cc: <chet.ramey@case.edu>

On 12/18/14, 2:58 PM, Bart Schaefer wrote:

> Are we sure it's even "legal" to export Unicode variable names?
Internally
> we can kinda ignore POSIX as we choose, but the environment crosses those
> boundaries.

Yes, it is.

"Other characters may be permitted by an implementation; applications
shall tolerate the presence of such names."

http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap08.html#tag_08
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, ITS, CWRU    chet@case.edu    http://cnswww.cns.cwru.edu/~chet/