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Re: [Help-bash] Uniq identical lines not matching
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From: |
Eric Blake |
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Subject: |
Re: [Help-bash] Uniq identical lines not matching |
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Date: |
Wed, 17 Feb 2016 23:33:37 -0700 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.5.0 |
On 02/17/2016 10:41 PM, konsolebox wrote:
>> Quite sure this is a problem within uniq, not bash:
>
> Confirmed:
>
> # echo 'aabaaa' | sed 's|b|\xFF|g' | awk '{print $1; print $1; print
> $1; print $1; print $1;}' | uniq -c
> 5 aa�aaa
>
> It could be a problem with uniq itself, or maybe the locale.
Most likely with the locale and/or downstream patches that attempt to
add multibyte support to coreutils which are not present in upstream.
[Side note: you can test the same thing with less typing:]
# yes $(printf 'aa\xffaaa') | head -n5 | uniq -c
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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