Open MPI logo

Hardware Locality Development Mailing List Archives

  |   Home   |   Support   |   FAQ   |   all Hardware Locality Development mailing list

Subject: Re: [hwloc-devel] Embedding: is it worth it?
From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2010-04-02 14:51:06


On Apr 2, 2010, at 2:25 PM, Samuel Thibault wrote:

> > But to use an external PLPA/libltdl/whatever, OMPI's configure would just call their configure
>
> ?!
>
> I'm not 100% sure what RedHat etc. do, but in Debian the policy wouldn't
> be to do this, but to just link against the existing installed library,
> i.e. use the installed hwloc.pc file only, _not_ run its configure
> script. I believe that's what RedHat etc. mean.

Yes.

To be clear, if OMPI is to use the internal/embedded copy, it would just call the $path_to_hwloc/configure. If OMPI is to use the external/system copy, it would just link against it (there's obviously no configure to call).

-- 
Jeff Squyres
jsquyres_at_[hidden]
For corporate legal information go to:
http://www.cisco.com/web/about/doing_business/legal/cri/