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Date: Tue, 2 Feb 2010 11:50:04 +0100
From: Fabian Groffen <grobian@gentoo.org>
To: gentoo-dev@lists.gentoo.org
Subject: Re: [gentoo-dev] Re: [RFC] Font eclass EAPI update and design
Message-ID: <20100202105004.GG24425@gentoo.org>
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On 02-02-2010 11:18:32 +0100, Torsten Veller wrote:
> > 	# Prefix compat
> > 	case ${EAPI:-0} in
> > 		0|1|2)
> > 			if ! use prefix; then
> > 				EPREFIX=
> > 				ED=${D}
> > 				EROOT=${ROOT}
> > 				[[ ${EROOT} = */ ]] || EROOT+="/"
> > 			fi
> > 			;;
> > 	esac
> 
> Don't we need this for every eclass using EPREFIX, ED and EROOT
> independent of EAPI?
> Can't we move this to prefix.eclass and inherit it? Or is the EPREFIX
> setting in prefix.eclass already enough?

You cannot set EROOT and ED (reliably) from prefix.eclass, unless you
wrap them in phase funcs for which ROOT and D are guaranteed to be
defined.  OIW: The logic can be moved but a simple "inherit prefix"
won't be enough to use EROOT and ED.


-- 
Fabian Groffen
Gentoo on a different level