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Re: May I temporarily move away a conffile of a conflicting package? [Repost]



On Sat, Apr 05, 2003 at 11:41:07PM +0200, Andreas Metzler wrote:
> Andrew Suffield <asuffield@debian.org> wrote:
> > On Sat, Apr 05, 2003 at 04:48:58PM +0200, Andreas Metzler wrote:
> >> Andrew Suffield <asuffield@debian.org> wrote:
> >> > On Sat, Apr 05, 2003 at 11:22:54AM +0200, Andreas Metzler wrote:
> >> >> Currently the exim4-packages cannot provide /usr/sbin/exim (only
> >> >> /usr/sbin/exim4) because exim v3's init script up to version 3.36-4
> >> >> uses something aequivalent to this to check whether it should do
> >> >> anything: [ -x /usr/sbin/exim ] || exit. If you had exim v3
> >> >> uninstalled (but not purged) and installed exim v4 and it contained
> >> >> /usr/sbin/exim both init-scripts would try to run a daemon. The same
> >> >> applies to the cron-snippets.
>   
> >> >> The exim3 init script in sid has already been changed to use another
> >> >> test that recognizes exim v3 properly but this doesn't help the users
> >> >> who will upgrade from woody to sarge (when it is stable), switching
> >> >> directly to exim v4 without installing eximv3 from sarge first.
>  
> >> > Conflicts: exim (<< 3.36-4)
>  
> >> init script and cron-snippets are conffiles and "Conflicts" only
> >> guarantees uninstall but not purge.
> 
> > Oh, you're not trying to get them both to install at once?
> > Replaces: exim, and have /etc/init.d/exim in both. You'll get standard
> > conffile handling.
> 
> I want them as separate packages, to keep this functionality:
> 1 running exim3
> 2 apt-get install exim4
> 3 test exim4, doesn't like it
> 4 apt-get install exim
> 5 exim v3 runs again.

A Replaces directive and the same file in both would appear to be the
wya to go, then; it'll do what you just said. Plus, if the local admin
edits the init script in the meantime, they'll get the standard
message for conflicting conffile changes.

-- 
  .''`.  ** Debian GNU/Linux ** | Andrew Suffield
 : :' :  http://www.debian.org/ | Dept. of Computing,
 `. `'                          | Imperial College,
   `-             -><-          | London, UK

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