GNU bug report logs - #15452
Comparing files whose name _do_ match a certain pattern

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From: Eric Blake <eblake <at> redhat.com>
To: Dani Moncayo <dmoncayo <at> gmail.com>
Cc: 15452 <at> debbugs.gnu.org
Subject: bug#15452: [bug-diffutils] bug#15452: Comparing files whose name _do_ match a certain pattern
Date: Tue, 24 Sep 2013 08:08:23 -0600

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On 09/24/2013 01:59 AM, Dani Moncayo wrote:
> [Please, keep my address in CC, as I'm not subscribed to this list]
> 
> Hello,
> 
> I'm badly missing an "--include" option in "diff", which would have
> the inverse effect of "--exclude", i.e., to consider only files whose
> names _do_ match a certain pattern.
> 
> I've been searching the internet and also this mailing list, seeking a
> way of doing this, but I've failed so far, and I'm quite surprised
> that such a feature isn't implemented already.

Ah, but why should we bloat diff when find already gives you what you want:

find . -name '*.txt' -exec diff {} other/{} \;

will run diff on only files ending in *.txt, when comparing . against
other/.

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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