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Re: Unexpanded tilde in DIRSTACK[0]
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From: |
Chet Ramey |
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Subject: |
Re: Unexpanded tilde in DIRSTACK[0] |
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Date: |
Mon, 30 Oct 2017 11:58:22 -0400 |
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User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:52.0) Gecko/20100101 Thunderbird/52.4.0 |
On 10/29/17 8:05 PM, Steve Jones wrote:
> While writing a function to save the directory stack as a script, I
> noticed that ${DIRSTACK[0]}, the current directory always has the tilde
> unexpanded.
>
> This is the same with bash-4.4.12 and bash-4.3.11.
>
> I was wondering if this is an oversight since DIRSTACK[0] is the same as
> PWD, or intentional.
It's an oversight. It should be expanded, because otherwise the tilde
won't be expanded in something like `cd ${DIRSTACK[0]}', causing it to
fail. I'll fix it. Thanks for pointing this out.
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://cnswww.cns.cwru.edu/~chet/