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


From: Dan Douglas
Subject: Re: Inconsistent quote and escape handling in substitution part of parameter expansions.
Date: Tue, 28 Feb 2012 11:43:37 -0600
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On Tuesday, February 28, 2012 06:38:22 PM John Kearney wrote:
> On 02/28/2012 06:31 PM, Dan Douglas wrote:
> > On Tuesday, February 28, 2012 05:53:32 PM Roman Rakus wrote:
> >> On 02/28/2012 05:49 PM, Greg Wooledge wrote:
> >>> On Tue, Feb 28, 2012 at 05:36:47PM +0100, Roman Rakus wrote:
> >>>> And that means, there isn't way to substitute "something" to
> >>>> ' (single quote) when you want to not perform word splitting.
> >>>> I would consider it as a bug.
> >>> 
> >>> imadev:~$ q=\' imadev:~$ input="foosomethingbar" imadev:~$ echo
> >>> "${input//something/$q}" foo'bar
> >> 
> >> I meant without temporary variable.
> >> 
> >> RR
> > 
> > address@hidden ~ $ ( x=abc; echo ${x/b/$'\''} ) a'c
> 
> ( x=abc; echo "${x/b/$'\''}" )
> -bash: bad substitution: no closing `}' in "${x/b/'}"
> 
> 
> you forgot the double quotes ;)
> 
> 
> I really did spend like an hour or 2 one day trying to figure it out
> and gave up.

Hm good catch. Thought there might be a new quoting context over there.
-- 
Dan Douglas



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