Re: Hi, packaging mldonkey, rpath + other questions

[Sven LUTHER <luther@dpt-info.u-strasbg.fr>]

On Mon, Sep 09, 2002 at 06:18:44PM +0200, Goswin Brederlow wrote:
> Stefano Zacchiroli <zack@debian.org> writes:
> 
> > On Mon, Sep 09, 2002 at 12:15:06PM +0200, Sven LUTHER wrote:
> > > > For speed reasons I also want to provide a optimised version on archs
> > > > that support it. The above tests find the right (best) ocamlopt. But
> > > > how do I know that there is one at all? I don't want to build a deb on
> > > > archs that don't have ocamlopt. Using arch=i386,alpha,... in the
> > > > control field would need a change when more archs get a ocamlopt. i
> > > > would prefer a more automatic way.
> > > 
> > > Mmm, i thought some day about having a file shipped with the ocaml
> > > package that list all supported architectures, so you could simply add
> > > this to the control file (with a varsubst or something such).
> > > 
> > > But i am not entirely sure if it will work or not.
> > > 
> > > That said, if you build depend on ocaml-native-compilers, then the
> > > package will not be build on arches that don't support the native
> > > compilers, but i guess this is not a solution.
> > 
> > I suppose that this solution prevent mldonkey to enter testing because
> > the build is tried on all archs but on some of them it continue failing
> > due to unsatisfied build dependencies.
> 
> Someone at #debian-devel said that it should only prevent mldonkey
> from going into testing if a previous version existed.
> 
> That might be something to check out though.

Well, another thing i didn't think of.

> > The idea of shipping a file describing the supported archs + the var
> > substitution seems nice to me.
> > Have anyone idea of how the varsubst stuff works?
> 
> The arch is in the dsc file and that gets copied from the control
> file. I'm not sure you can use someling like the shlibs thingy for the
> arch field.

Mmm, effectively, this is a problem.

> Another thing to check out.

Yes, a better solution need to be found.

But then, i am not sure it is possible with the current state of things.

Friendly,

Sven Luther