dorsal team mailing list archive

["Garth N. Wells" <gnw20@xxxxxxxxx>]

On Mon, 2010-08-23 at 13:51 +0530, Harish Narayanan wrote:
> On 8/23/10 1:49 PM, Garth N. Wells wrote:
> > On Mon, 2010-08-23 at 13:46 +0530, Harish Narayanan wrote:
> >> On 8/23/10 1:06 PM, Anders Logg wrote:
> >>> On Mon, Aug 23, 2010 at 10:27:37AM +0530, Harish Narayanan wrote:
> >>>> There now exist four petsc packages in the dorsal repository:
> >>>>
> >>>> petsc
> >>>> petscextra
> >>>> petscminimal
> >>>> petscwithoutmpi
> >>>>
> >>>> I would these to be streamlined into two primary ones.
> >>>>
> >>>> petscextra           => (new) petsc
> >>>> petscminimal + petsc => (new) petsccore
> >>>> petscwithoutmpi      => (remove, along with support for xp)
> >>>
> >>> Sounds good.
> >>>
> >>> The problem before was that some platforms seemed to be ok with adding
> >>> UMFPACK (which is really needed or else we don't have a direct solver)
> >>> while there were still some that had to do without.
> >>>
> >>> I assume we can have petsc on all platforms except Mac where we need
> >>> petsccore since the Fortran support in OpenMPI is missing.
> >>
> > 
> > This is a pretty serious omission in the OpenMPI package. Surely someone
> > has fixed this on the MacPorts side? I see that the package has some
> > variants - could it be a case of installing the gfortran package before
> > installing OpenMPI?
> 
> I will not fix this. Yes, you can use OpenMPI stuff from MacPorts, but
> then you are ignoring the existing buildchain on the machine almost
> entirely.
> 

I thought we were using MacPorts - does OSX come with MPI? Is that the
one that points to gcc 4.0?

I don't understand the point on the buildchain.

Garth

> Harish