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Subject: Re: [OMPI users] Open MPI 1.2.4 verbosity w.r.t. osc pt2pt
From: Lisandro Dalcin (dalcinl_at_[hidden])
Date: 2007-12-12 18:32:33

On 12/12/07, Jeff Squyres <jsquyres_at_[hidden]> wrote:
> Yes, this is problematic; dlopen is fun on all the various OS's...
> FWIW: we use the Libtool DL library for this kind of portability; OMPI
> itself doesn't have all the logic for the different OS loaders.

Do I have the libtool API calls available when linking against ?

> > Anyway, perhaps OpenMPI could provide an extension: a function call,
> (after much thinking...) Perhaps a better solution would be an MCA
> parameter: if the logical "mca_do_dlopen_hackery"

Fine with this.

> This should hypothetically allow you to do a simple putenv() before
> calling MPI_INIT and then the Right magic should occur.

Is there any another way of setting a MCA parameter? Or playing with
the environment is the only available way?

Lisandro Dalcín
Centro Internacional de Métodos Computacionales en Ingeniería (CIMEC)
Instituto de Desarrollo Tecnológico para la Industria Química (INTEC)
Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET)
PTLC - Güemes 3450, (3000) Santa Fe, Argentina
Tel/Fax: +54-(0)342-451.1594