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Subject: Re: [OMPI users] Open MPI 1.2.4 verbosity w.r.t. osc pt2pt
From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2007-12-12 18:49:13

On Dec 12, 2007, at 6:32 PM, Lisandro Dalcin 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;
>> itself doesn't have all the logic for the different OS loaders.
> Do I have the libtool API calls available when linking against
> ?

You should, yes.

Also, see my later post: doesn't perl/python have some kind of
portable dlopen anyway? They're opening your module...?

>>> 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?


Jeff Squyres
Cisco Systems