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Re: string replace with multibyte chars and extglob fails with bash-4.2


From: Chet Ramey
Subject: Re: string replace with multibyte chars and extglob fails with bash-4.2
Date: Sat, 21 Apr 2012 14:14:48 -0400
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On 4/21/12 12:43 PM, Mike Frysinger wrote:
> first set your locale to something unicode based:
> export LC_ALL=en_US.UTF-8
> 
> then try the simple script (from Ulrich Müller):
> $ cat test.sh
> shopt -s extglob
> text="aaaäöü"
> echo "${text} ${text//?aa} ${text//\aaa}"
> 
> with bash-4.1_p2, i get:
> aaaäöü äöü äöü
> 
> but with bash-4.2_p8 ... 4.2_p24 (just what i have locally):
> aaaäöü aaaäöü aaaäöü
> 
> seems like a bug to me

Thanks for the report.  It definitely looks like the extglob triggers the
bad behavior.  I will take a look at it.

Chet


- -- 
``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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