Re: Specifying alternative sets of dependencies

[Sven Herzberg <herzi@gnome-de.org>]

Am Mi, den 02.06.2004 um 10:15 Uhr -0400 schrieb Daniel Burrows:
> On Wed, Jun 02, 2004 at 02:10:22PM +0200, Martin Pitt <martin@piware.de> was heard to say:
> > Hi folks!
> > 
> > I'm currently developing a web application written in python and want
> > to package it (not yet for official upload, but packages are needed).
> > 
> > The application itself works both with apache and apache2, but there
> > are different mod_python packages for each web server (of course). So
> > currently the dependencies are:
> > 
> > unconditional dependencies: python-pygresql
> > 
> > dependencies when using Apache 1:
> > libapache-mod-python,  apache | apache-ssl | apache-perl
> > 
> > dependencies when using Apache2:
> > libapache2-mod-python,  apache2-mpm-prefork | apache2
> > 
> > Is it possible somehow to specify alternative sets of dependencies?
> > Such as 
> > 
> >   Depends: (a1, a2) | (b1, b2) 
> 
>   It's ugly, but you can do:
> 
> Depends: a1 | b1, a1 | b2, a2 | b1, a2 | b2
> 
>   I'm not sure this is desirable, though -- users not familiar with
> Boolean algebra might have trouble figuring out what the dependency
> means :)

  Maybe you should file bugs against libapache(2)-mod-python to "provide
mod-python", then you can simply depend on "httpd, mod-python".

Regards
-- 
Sven Herzberg <herzi@gnome-de.org>