Gentoo Archives: gentoo-dev

From: Ciaran McCreesh <ciaran.mccreesh@×××××××××××××.uk>
To: gentoo-dev@l.g.o
Subject: Re: [gentoo-dev] Phase invariancy and exclusivity requirements
Date: Tue, 13 Nov 2007 15:48:05
Message-Id: 20071113154410.6c01f8ae@blueyonder.co.uk
In Reply to: Re: [gentoo-dev] Phase invariancy and exclusivity requirements by "Marijn Schouten (hkBst)"
1 On Mon, 12 Nov 2007 13:26:46 +0100
2 "Marijn Schouten (hkBst)" <hkBst@g.o> wrote:
3 > What exactly is the difference between this valid situation and the
4 > previous invalid one?
5
6 It's basically down to whether pkg_setup has to be run with the same
7 system state as pkg_preinst / pkg_postinst. If arbitrary changes to the
8 live system are permitted between pkg_setup and pkg_preinst then the
9 rules I gave are too strict. But I suspect that arbitrary changes will
10 cause breakages to quite a few packages, and given that there're fairly
11 nice solutions even with the stricter requirements, I'd say that the
12 safe rules are better.
13
14 --
15 Ciaran McCreesh

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