Re: ITP: mpi-defaults -- Meta-packages depending on appropriate MPI -dev and -bin packages for each platform

On Thu, 2008-11-20 at 09:45 -0500, Adam C Powell IV wrote:
> On Thu, 2008-11-20 at 12:35 +0100, Ondrej Certik wrote:
> > On Thu, Nov 20, 2008 at 11:14 AM, Manuel Prinz
> <[email protected]> wrote:
> > > Am Mittwoch, den 19.11.2008, 09:05 -0600 schrieb Dirk
> Eddelbuettel:
> > >> I think we should put either debian or mpi first. How about
> > >>
> > >>           mpi-default-{dev,bin}
> > >>
> > >> or even
> > >>
> > >>           mpi-debian-default-{dev,bin}
> > >>
> > >> to make it even clearer that it is just 'us' (ie Debian) defining a default
> > >> for us, rather misconstruing that more than two decades (I'm guessing) of
> > >> competing mpi implementations have ended ? ;-)
> > >
> > > Good guessing. But I'm confident we can solve that problem in one way or
> > > another in a shorter time frame.
> > >
> > >> Comments ?
> > >
> > > Well, why not debian-default-mpi-{bin,dev}? ;)
> > >
> > > Seriously, I do not care that much. A name is a name. If we're lucky,
> > > the package might be gone by release of Squeeze.
> > 
> > I like Dirk's suggestion more:
> > 
> >          mpi-default-{dev,bin}
> > 
> > But as you said, a name is just a name.
> 
> I like this suggestion, and have just posted the new package for comment
> in the alioth debian-science repository:
> git://git.debian.org/git/debian-science/packages/mpi-defaults.git
> http://git.debian.org/?p=debian-science/packages/mpi-defaults.git;a=summary
> 
> It uses the PETSc system, which Build-Depends on an arch-dependent MPI
> implementation, then rules uses readlink to determine which one is the
> default alternative, and sets substvars appropriately, whether openmpi,
> lam, or mpich*.  That way, if we want to change the defaults, we just
> need to change the Build-Depends in control.  In many other ways it
> follows the example of java-common.

This was just accepted!  Yay!  I'm now wishist bugging all of my
packages to use it, and will start uploading with hypre tonight.

-Adam
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