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[bug-diffutils] bug#15452: bug#15452: Comparing files whose name _do_ ma

From: Dani Moncayo
Subject: [bug-diffutils] bug#15452: bug#15452: Comparing files whose name _do_ match a certain pattern
Date: Wed, 23 Oct 2013 12:39:51 +0200

>>>> 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/.
>>> Ah yes, that's one possibility for doing what I want, but I'd
>>> definitely prefer having the "--include" option, because:
>>> 1. Simplicity: It would be a lot simpler than the find/diff
>>> combination.  And in the probable case that the "old" directory to
>>> compare is not the current working directory, things get even more
>>> complex, because the files in the "new" directory could not be
>>> expressed in such a simple way ("whatever/{}").
>>> 2. Consistency: Why not having an "--include" option when we have an
>>> "--exclude" option?
>> Another reason comes to my mind:
>> 3.  Flexibility: Having the possibility of combining "--include" and
>> "--exclude" would be quite convenient in some cases.  It would be a
>> simple way of expressing the intersection of two sets of files.
> Another one:
> 4. Consistency (II): "grep" has exactly what I'm requesting for "diff":
>       --include=FILE_PATTERN  search only files that match FILE_PATTERN
>       --exclude=FILE_PATTERN  skip files and directories matching FILE_PATTERN

I'm looking forward for this change to be implemented.  Is there some
hope for that to happen?.

Dani Moncayo

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