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Re: Bash case-modifying word expansions and locales


From: Chet Ramey
Subject: Re: Bash case-modifying word expansions and locales
Date: Sat, 06 Jul 2013 21:48:21 -0400
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:17.0) Gecko/20130328 Thunderbird/17.0.5

On 7/1/13 11:36 PM, Tomasz Tomasik wrote:
> Hello.
> 
> I have problem with case-modifying word expansions in bash.
> http://wiki.bash-hackers.org/syntax/pe#case_modification
> 
> bash -c 'foo="żółw"; echo ${foo^^}'
> żółW
> 
> Characters with diacritical marks are not affected.
> 
> However, it works in zsh:
> zsh -c 'foo="żółw"; echo ${(U)foo}'
> ŻÓŁW

Thanks for the report.  This will be fixed in the next release of bash. The
problem is int-char truncation in lib/sh/casemod.c:sh_modcase().

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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