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Re: param expansion with single-character special vars in the environmen

From: Chet Ramey
Subject: Re: param expansion with single-character special vars in the environment
Date: Mon, 16 May 2016 11:57:57 -0400
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:45.0) Gecko/20100101 Thunderbird/45.0 
On 5/14/16 12:41 PM, Grisha Levit wrote:
> On Mon, May 2, 2016 at 2:30 PM, Chet Ramey <chet.ramey@case.edu
> <mailto:chet.ramey@case.edu>> wrote:
> 
>     I ended up writing a new function: valid_nameref_value(name, flags) which
>     I can customize to serve this purpose.
> 
> Looks like this ends up getting bypassed in some cases when the value is an
> empty string:

Yes, it was.  That was intended to solve a specific problem, so I solved
it in a different way.  Thanks for the additional test cases.

Chet

-- 
``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/
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