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List:       gentoo-dev
Subject:    Re: [gentoo-dev] RFC: USE=libav as replacement for broken || ( libav:= ffmpeg:= )
From:       Zac Medico <zmedico () gentoo ! org>
Date:       2015-01-26 19:49:26
Message-ID: 54C69A46.2000003 () gentoo ! org
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On 01/26/2015 03:57 AM, Alexis Ballier wrote:
> On Fri, 23 Jan 2015 09:19:19 -0800
> Zac Medico <zmedico@gentoo.org> wrote:
> 
>>> what Michał claims is that 'foo' will want ffmpeg, no matter what.
>>
>> Maybe he's talking about some case where portage failed to trigger a
>> rebuild when appropriate. We've had a number of bugs like this that
>> have been fixed. The most recent recent example is bug 531656 [1].
> 
> Yes I know about this one :) To be honest I find it much more
> difficult and convoluted (?) than the present case, yet you fixed it.

I like to handle as many cases as practically possible, because the same
heuristics may be applicable to many other cases that haven't been
reported yet.

> Even worse: there has been tree-wide changes made because of this
> (removal of := from all || ( ffmpeg:= libav:= )) instead of filling
> portage bugs... which I consider just plain wrong and was in fact my
> initial rant.

Well, the ability of portage to handle a particular type of dependency
construct does not necessarily imply that this type of dependency
construct should be encouraged.
-- 
Thanks,
Zac

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