Re: Error upgrading to GNOME 2.4 on Sid
On Sun, Oct 19, 2003 at 02:19:51PM +0200, J.H.M. Dassen (Ray) wrote:
> On Sun, Oct 19, 2003 at 13:47:00 +0200, Sven Luther wrote:
> > On Sun, Oct 19, 2003 at 12:42:01PM +0200, Jérôme Warnier wrote:
> > > It seems the order in which it does the upgrade counts because
> > > restarting the upgrade just after that, whitout any other change works.
> >
> > This is a bug in apt-get,
>
> No it's not.
>
> > which doesn't know that it should ignore overwrite errors when the
> > packages are updated.
>
> It doesn't need to know. Overwriting is handled by dpkg, not by apt. A
> package has no business overwriting files belonging to a different package,
> unless this has been thought through properly (and that fact is reflected by
> a Replaces: header), which is why dpkg (at least during development cycles -
> --force-overwrite is usually made the default just prior to release)
> defaults to not allowing random overwrites.
The problem is when you move some files from one package to another.
both can even be part of the same source packages, and this breaks
everything. It _is_ a bug in dpkg/apt, and should be fixed, if possible.
> > Or better yet, it should notice, and remove/upgrade the old package before
> > installing the new one.
>
> No. The new package should be fixed to declare it overwrites files from
> another package. That's what the Replaces: field is for. dpkg won't complain
> about package A overwriting files belonging to package B if A declares a
> "Replaces: B".
And you will add a Replace: even if it only concern one small and minor
file ?
Friendly,
Sven Luther
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