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Re: declare checks on valid nameref names don't account for +=


From: Chet Ramey
Subject: Re: declare checks on valid nameref names don't account for +=
Date: Wed, 25 May 2016 15:29:41 -0400
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:45.0) Gecko/20100101 Thunderbird/45.1.0

On 5/22/16 7:14 PM, Grisha Levit wrote:
> The following should probably work:
> 
> |$ declare -n ref=var address@hidden bash: declare: address@hidden: invalid 
> variable name for
> name reference |
> 
> But the following should not:
> 
> |$ declare -n ref=re ref+=f $ declare -p ref declare -n ref="ref" |
> 
> The latter causes a segfault for export/readonly.

Thanks for the report.  Both of these cases should be caught.

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



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