Re: bash-4.3: casemod word expansions broken with UTF-8

From	Chet Ramey <chet.ramey@case.edu>
Newsgroups	gnu.bash.bug
Subject	Re: bash-4.3: casemod word expansions broken with UTF-8
Date	2015-11-16 15:39 -0500
Message-ID	<mailman.11.1447720301.31583.bug-bash@gnu.org> (permalink)
References	<22088.36043.764500.752406@a1i15.kph.uni-mainz.de>

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On 11/15/15 8:46 AM, Ulrich Mueller wrote:
> Configuration Information [Automatically generated, do not change]:
> Machine: x86_64
> OS: linux-gnu
> Compiler: x86_64-pc-linux-gnu-gcc
> Compilation CFLAGS:  -DPROGRAM='bash' -DCONF_HOSTTYPE='x86_64' -DCONF_OSTYPE='linux-gnu' -DCONF_MACHTYPE='x86_64-pc-linux-gnu' -DCONF_VENDOR='pc' -DLOCALEDIR='/usr/share/locale' -DPACKAGE='bash' -DSHELL -DHAVE_CONFIG_H   -I. -I./include -I. -I./include -I./lib  -DDEFAULT_PATH_VALUE='/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin' -DSTANDARD_UTILS_PATH='/bin:/usr/bin:/sbin:/usr/sbin' -DSYS_BASHRC='/etc/bash/bashrc' -DSYS_BASH_LOGOUT='/etc/bash/bash_logout' -DNON_INTERACTIVE_LOGIN_SHELLS -DSSH_SOURCE_BASHRC -march=core2 -ggdb -O2 -pipe
> uname output: Linux juno 3.18.24-gentoo #1 SMP Sun Nov 8 10:43:05 CET 2015 x86_64 Intel(R) Core(TM)2 Duo CPU T6570 @ 2.10GHz GenuineIntel GNU/Linux
> Machine Type: x86_64-pc-linux-gnu
> 
> Bash Version: 4.3
> Patch Level: 42
> Release Status: release
> 
> Description:
> 	In an UTF-8 locale like en_US.UTF-8, the case-modifying
> 	parameter expansions sometimes return invalid UTF-8 encodings.
> 
> 	This seems to happen when the UTF-8 byte sequences that are
> 	encoding upper and lower case have different lengths.

Thanks for the report.  This was fixed back in January as a result of
this bug report:

http://lists.gnu.org/archive/html/bug-bash/2015-01/msg00091.html

and the fix is in bash-4.4-beta.  Please try that and let me know
your results.

-- 
``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/

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Re: bash-4.3: casemod word expansions broken with UTF-8 Chet Ramey <chet.ramey@case.edu> - 2015-11-16 15:39 -0500

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