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Re: Inconsistent quote and escape handling in substitution part of param


From: Chet Ramey
Subject: Re: Inconsistent quote and escape handling in substitution part of parameter expansions.
Date: Wed, 29 Feb 2012 17:58:17 -0500
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:8.0) Gecko/20111105 Thunderbird/8.0

On 2/28/12 5:34 PM, John Kearney wrote:

> the outermost quotes only effect how the final value is handled.
> same as ยง()

${} doesn't work like $(), and it never has.  That's one consequence
of backwards compatibility -- the Bourne shell didn't have $().

> having special behaviour model for that string makes it imposible to
> work with really.
> 
> this should actually make it easier for the parser.

It doesn't actually change anything for the parser.

-- 
``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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