Re: how to have yum prefer one dependency over others

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On Mon, Sep 19, 2011 at 10:51:26AM -0500, Matyas Selmeci wrote:
> Kevin Kofler wrote on Mon, Sep 19, 2011 at 01:02:26PM +0200:
> > Michael Schroeder wrote:
> > > Sounds like you want weak dependencies (i.e. "Suggests" et al).
> > 
> > In this case, I think disjunctive dependencies (default | virtual), as 
> > Matthew Garrett pointed out, are the right solution, not soft dependencies 
> > (though those would also be nice).
> > 
> >         Kevin Kofler
> Functionally speaking, what is the difference between a soft dependency
> and a disjunctive dependency? How can you satisfy a soft dependency if
> you don't know what virtual dependency it is being used to provide?

If we have:

Requires: phonon-backend
Suggests: phonon-backend-gstreamer

What would you expect the outcome to be on a system that has 
phonon-backend-xine? I'd have thought that phonon-backend-gstreamer 
would get installed, even if you can later remove it. That's not the 
desired outcome.

-- 
Matthew Garrett | mjg59@xxxxxxxxxxxxx
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