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Re: test -v and environment variable names with subscripts


From: Chet Ramey
Subject: Re: test -v and environment variable names with subscripts
Date: Wed, 18 Jul 2018 15:50:09 -0400
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:52.0) Gecko/20100101 Thunderbird/52.9.1

On 7/17/18 5:19 PM, Grisha Levit wrote:
> When there is a variable with a name that includes a subscript in the
> environment, test -v looks at that variable rather than an array with
> that subscript.

Even though bash needs to do a better job to segregate environment
variables with invalid names, there are a couple of changes I can
make to the test -v code to improve it, too.

Chet

-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    address@hidden    http://tiswww.cwru.edu/~chet/



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