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Re: Nested extglob outputs "." ".."
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From: |
Chet Ramey |
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Subject: |
Re: Nested extglob outputs "." ".." |
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Date: |
Wed, 22 Aug 2018 09:16:12 -0400 |
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User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 |
On 8/22/18 3:57 AM, Michal Pesa wrote:
> Hello, I have encountered a strange behavior of nested extended globs:
>
> $ echo *
> 0000.txt 000.txt 00.txt 0.txt a.txt b.txt c.txt
> $ echo !(0.txt)
> 0000.txt 000.txt 00.txt a.txt b.txt c.txt
> $ echo !(+(0).txt)
> . .. a.txt b.txt c.txt
>
> The last example correctly excludes the files but why are "." ".." being
> printed?
This was changed back in January as the result of a discussion started by
http://lists.gnu.org/archive/html/bug-bash/2017-12/msg00074.html
Chet
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU chet@case.edu http://tiswww.cwru.edu/~chet/