Re: RFS: alien-arena (updated package)
On Mon, 18 Jan 2010 23:27:32 +0100 Patrick Matthäi wrote:
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> Michael Gilbert schrieb:
> > On Mon, 18 Jan 2010 22:56:37 +0100 Patrick Matthäi wrote:
> >
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> >> Michael Gilbert schrieb:
> >>> On Mon, 18 Jan 2010 21:34:49 +0100 Patrick Matthäi wrote:
> >>>> In general it looks good, but you have missed one important thing, if
> >>>> you split up packages: conflicts and replaces.
> >>>>
> >>>> Now, if users upgrade from 7.0 to 7.33, dpkg would abort, because the
> >>>> - -common package include files, which are also present in the
> >>>> - -client/-server package.
> >>>> So you have to define replaces and conflicts in debian/control.
> >>> I have a solution, which I think solves this problem, but I'm not sure
> >>> how to test whether to test the it gets resolved correctly with apt.
> >>> Any suggestions on how to do that?
> >> Without checking your solution now (out of time for today), have a look
> >> at the geoip package for example. Have a look at the debian/control and
> >> the changelog, why those fields are added.
> >
> > I think I have a working solution, which is up on mentors now.
> > I'm able to start from all 7.0 packages, then using
> >
> > dpkg -i alien-arena_7.33*.deb alien-arena-data_7.33*.deb
> > alien-arena-common_7.33*.deb
> >
> > does a successful upgrade. It only required a 'Replaces: alien-arena'
> > in alien-arena-common's part of the control file. Please review.
>
> It should replace alien-arena in version << 7.33. Without any specific
> versioning, it would mean, that alien-arena-common replaces alien-arena
> at all.
>From reading the devel docs, I interpret 'Replaces' giving another
package permission to overwrite files from another package (where
normally that would of course be disallowed). It doesn't actually mean
that one package replaces the other package.
>From that perspective, versioning won't actually do anything since the
new alien-arena package doesn't have the files that are now located in
alien-arena-common.
Mike
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