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Date: Fri, 3 Aug 2007 16:42:15 -0400
From: Kris Kennaway <kris@obsecurity.org>
To: Michael Nottebrock <lofi@freebsd.org>
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Cc: Henrik Brix Andersen <henrik@brixandersen.dk>, cvs-all@freebsd.org,
	ports-committers@freebsd.org, Pav Lucistnik <pav@freebsd.org>,
	cvs-ports@freebsd.org, Alexander Leidinger <Alexander@leidinger.net>
Subject: Re: cvs commit: ports/Mk bsd.port.mk
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On Fri, Aug 03, 2007 at 09:44:56PM +0200, Michael Nottebrock wrote:
> On Friday, 3. August 2007, Henrik Brix Andersen wrote:
> > On Thu, Aug 02, 2007 at 06:17:15PM +0200, Alexander Leidinger wrote:
> > > Quoting Henrik Brix Andersen <henrik@brixandersen.dk> (from Thu, 2 Aug
> > > 2007
> > >
> > > 16:17:10 +0200):
> > >>> Feature:
> > >>>  - allow to only register explicit dependencies, disabled by default
> > >>>    (EXPLICIT_PACKAGE_DEPENDS=whatever_you_want)
> > >>
> > >> Can you elaborate a bit on this new EXPLICIT_PACKAGE_DEPENDS feature?
> > >> Perhaps give a usage example or two? :)
> > >
> > > What about diffing the output of "make actual-package-depends" and "make
> > > actual-package-depends -DEXPLICIT_PACKAGE_DEPENDS"?
> > >
> > > Simple Example:
> > >
> > > Port A depends upon B
> > > Port B depends upon C
> > >
> > > Without the feature:
> > >  Port A registers dependencies to ports B and C
> > >
> > > With the feature:
> > >  Port A registers dependendcy to ports B
> >
> > Great, then it's just the feature I needed :) Thank you for the
> > explanation.
> 
> Not sure this can work reliably enough to be usefule at present, at least for 
> the specific scenario of avoiding unnecessary recompilations. I think there 
> are just too many ports with implicit dependencies, especially in the 
> KDE/GNOME domain.

Yes.  I'm not even convinced this feature is a good idea.

Kris