Re: dpkg: native package in rc state prevents installation of m-a:foreign counterpart

[Guillem Jover <guillem@debian.org>]

On Mon, 2012-07-23 at 11:06:31 +0200, Goswin von Brederlow wrote:
> On Sun, Jul 22, 2012 at 05:51:08AM +0200, Guillem Jover wrote:
> > On Sat, 2012-07-21 at 22:30:30 -0500, Jonathan Nieder wrote:
> > > How does crossgrading normally work?
> > 
> > Cross-grading happens whenever a new package instance is installed
> > with a different architecture from the current single instance, as
> > long as both old and new are not M-A:same, or they switch from
> > non-M-A:same to M-A:same or the reverse.
> > 
> > > If Arno had not had libwine:i386 installed, would the upgrade have worked?
> > 
> > Yeah (assuming not-installed == not-present), that would have been a
> > cross-grade. Because the old one is M-A:same and the new one is
> > M-A:foreign.
> 
> Corect me if I'm wrong but your saying the following work:
> 
> foo:i386  same 1.2-3 -> foo:i386  foreign 1.2-4
> foo:amd64 same 1.2-3 -> foo:i386  foreign 1.2-4
> foo:i386  same 1.2-3 -> foo:amd64 foreign 1.2-4
> foo:amd64 same 1.2-3 -> foo:amd64 foreign 1.2-4

> But not:
> 
> foo:amd64 same 1.2-3 -\
>                        -> foo:i386 foreign 1.2-4
> foo:i386  same 1.2-3 -/

Yes (where ‘foreign’ could be also ‘allowed’ or implicit ‘no’).

regards,
guillem