Re: [RFC] managing dependencies with levels
On Mon, May 21, 2001 at 01:36:17PM +0200, Thierry Laronde wrote:
> On Mon, May 21, 2001 at 09:20:25PM +1000, Glenn McGrath wrote:
> > Ok, im starting to see its advantages now. (i think)
> >
> > Are all the the different dependency types (pre-depends, depends,
> > conflicts, replaces, provides) represented in the one tree ?
>
> In this system, if I'm not mistaken, there are no pre-depends. If a package
> pre-depends on another, that means that is level is higher so the package it
> predepends on will be automatically installed before.
>
> Conflicts and replaces have not the same function as the dependencies. The
> tree is built with the dependencies. The other fields are handled using this
> tree, but are not mirrored in it.
> >
> > I can see how it would work with just dependencies, if
> >
> > package C depends on package B and pre-depends on package A
> > package A and package B have no dependencies
> >
> > Would package A and B both be at level 1 and package C be at level 2, if
> > so how do you represent that B needs to be pre-installed rather than
> > just installed ?
>
> Since level 1 is installed before level 2, B which is level 1 will be
> installed automatically before C (which is level 2). There is no more
> distinction needed.
What happens if thereafter, you want to install a level-2 package D which
depends on a level-1 package E ? Should all the level-2 packages be removed
before E is installed and then re-installed along with D ?
> --
> Thierry LARONDE, Centre de Ressources Informatiques, Archamps - France
> http://www.cri74.org
> PingOO, serveur de com sur distribution GNU/Linux: http://www.pingoo.org
>
>
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--
Eric VAN BUGGENHAUT
Eric.VanBuggenhaut@AdValvas.be
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