Compilers and MPI Port Groups

[Eric Gallager]

Go for it! I want to see how it turns out.



On Sun, Jan 19, 2014 at 6:41 PM, Sean Farley <sean at macports.org> wrote:

>
> sean at macports.org writes:
>
> > sean at macports.org writes:
> >
> >> sean at macports.org writes:
> >>
> >>> Hello all and Happy Boxing Day!
> >>>
> >>> I have done a complete rewrite of the compilers and mpi port groups
> >>> based on suggestions from previous emails. I will try to keep this
> email
> >>> short and provide links for those that want to know more.
> >>>
> >>> Highlights:
> >>>
> >>> - specify which compilers to set via compilers.choose,
> >>>   e.g. 'compilers.choose f77 f90 fc'
> >>>
> >>> - functions for testing if fortran has been selected for optional
> >>>   interfaces
> >>>
> >>> - portfile author can specify if fortran (or mpi) is required
> >>>
> >>> - unified and have made non-conflicting openmpi and mpich ports; also
> >>>   added an openmpi-devel port [1]
> >>>
> >>> - can now select either mpi port as the default mpi installation
> >>>
> >>> Example of a portfile using the new compilers portgroup:
> >>> https://smf.io/macports/changeset/compilers
> >>>
> >>> Example of a portfile that uses the mpi portgroup:
> >>> https://smf.io/macports/files/mpi/dports/science/hdf5-18/Portfile
> >>>
> >>> The changes I made to the sparskit and hdf5-18 portfiles are just
> >>> examples I did for illustrative purposes. I won't push them unless the
> >>> portfile author wants it. The mpich and openmpi portfiles need these
> >>> changes so that the mpi portgroup will work.
> >>>
> >>> Anyway, I'd like to push this soon so that I can continue other work
> >>> (and close a lot of tickets), so it'd be great if others could take a
> >>> look at the proposed changes.
> >>>
> >>> [1] https://smf.io/macports/changeset/81bb51 or look at the changelog
> >>> https://smf.io/macports/changelog to see all the diffs
> >>
> >> Just an update to say that I've gone ahead and finished updating all the
> >> ports that use mpi to use this new port group. The only work that needs
> >> to be done is to get some review of this patch series and after that,
> >> permission to push.
> >>
> >> I've cc'd the people who are the maintainers of the ports I changed,
> >> listed below. It'd be great to have you guys look at the changes.
> >>
> >> dstrubbe: sparskit, hpl, octopus
> >>
> >> eborisch: mpich
> >>
> >> mww: openmpi
> >>
> >> raimue: valgrind, valgrind-devel
> >>
> >> takeshi: berkeley_upc, omnixmp, gnudatalanguage, netcdf, netcdf-cxx,
> >> netcdf-cxx4, netcdf-fortran
> >>
> >> mmoll: optpp, hdf5-18, arpack
> >>
> >> hum: plda
> >>
> >> howarth: apbs-mpi
> >>
> >> mattoates: raxml
> >>
> >> mk: scotch
> >>
> >> michaelld: SuiteSparse
> >>
> >> Check out http://smf.io/macports for the updated changes.
> >>
> >> Having other people look at this would be great and hopefully would
> >> catch some of the errors I missed. The common ones I noticed were
> >> missing revbumps (though, I think I got all of those now).
> >>
> >> Documentation is very much "read the comments and the code itself or
> >> look at an example" so, apologies about that. Also, sometimes I couldn't
> >> think of a good name for a proc, so if anyone has a better name, please
> >> speak up.
> >>
> >> Some changes since last email are:
> >>
> >> - ensure the same mpi is used via mpi.enforce_variant
> >>
> >> - ensure the same c compiler is used (even when using mpi) via
> >>   compilers.enforce_c
> >>
> >> - similar for fortran, compilers.enforce_fortran
> >>
> >> - test for avx compatible compiler via avx_variant_isset
> >>
> >> Still yet to be done is to replace all custom recipes done for the
> >> compiler variants. By my count, there are no more than 72 of those
> >> ports. This is lower priority since they'll still work as is.
> >
> > If nobody has any objections to this, I was hoping to push this in a few
> days.
>
> Any objections before I push? I guess at this point the errors that are
> left are of the type that one finds after trying to get the buildbot to
> compile a port.
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