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Re: Positional parameter & array slicing bug with empty arguments
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From: |
Chet Ramey |
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Subject: |
Re: Positional parameter & array slicing bug with empty arguments |
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Date: |
Mon, 13 Jan 2014 07:44:49 -0500 |
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User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:24.0) Gecko/20100101 Thunderbird/24.1.1 |
On 1/13/14 5:31 AM, Theodoros V. Kalamatianos wrote:
>> Bash uses DEL as an internal marker character during word expansion, so
>> problems involving DEL are a higher priority than you might think.
>
> Does that mean that DEL should not be entered in variables and such, or is
> that something that just affects the internals of Bash?
Bash's internal use of DEL is supposed to be transparent, so anything that
causes DELs to `leak through' is a concern. Scripts using DEL just
uncovers those problems more quickly.
Chet
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, ITS, CWRU chet@case.edu http://cnswww.cns.cwru.edu/~chet/