GNU bug report logs - #16168
uniq mis-handles UTF8 (8bit) characters

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Message #13 received at 16168 <at> debbugs.gnu.org (full text, mbox):

From: Linda Walsh <coreutils <at> tlinx.org>
To: 16168 <at> debbugs.gnu.org, P <at> draigBrady.com, urbach <at> google.com
Subject: Re: bug#16168: uniq mis-handles UTF8 (8bit) characters
Date: Mon, 16 Dec 2013 10:02:08 -0800

Maybe he was hoping for a uniq [-b|--bytes] ?

Suggestion to Shlomo (if you use bash):

  alias uniq='LC_ALL=C \uniq'

or, if you want it in your shell scripts too:

  uniq() { LC_ALL=C; "${type -P uniq}" "$@" ; }; export -f uniq


On 12/16/2013 9:33 AM, Pádraig Brady wrote:
> tag 16168 notabug
> close 16168
> stop
> 
> On 12/16/2013 01:50 PM, Shlomo Urbach wrote:
>> Lines with CJK letters are deemed equal by length only, since the
>> characters seem to be ignored.
>> I understand this is due to locale.
>> But, it would be nice if a simple flag would do a locale-free comparison
>> (i.e. equal = all bytes are equal).
> 
> If you want to compare byte by byte:
> 
> LC_ALL=C uniq ....
> 
> thanks,
> Pǽdraig.
> 
> 
> 

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