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Re: Double slash root cwd
From: |
Chet Ramey |
Subject: |
Re: Double slash root cwd |
Date: |
Sun, 11 Dec 2016 16:55:37 -0500 |
User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.11; rv:45.0) Gecko/20100101 Thunderbird/45.5.1 |
On 12/11/16 4:10 PM, Jonathan Ździarski wrote:
> Hey there-
>
> Noticed in bash you can cd into paths prefixed with double slash; e.g. “cd
> //usr/sbin” and it will set the pwd environment variable as such; not sure if
> this was intended or not, but can see where some poor guy’s aliases or bash
> scripts are likely to barf.
Posix requires it. Look at the Bash FAQ, question E10, or one of the
previous bug-bash discussions, such as
https://lists.gnu.org/archive/html/bug-bash/2011-08/msg00294.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://cnswww.cns.cwru.edu/~chet/