Re: [Boost-users] BGL with MPI

Subject: Re: [Boost-users] BGL with MPI
From: Jeremiah Willcock (jewillco_at_[hidden])
Date: 2011-11-29 11:51:04

On Tue, 29 Nov 2011, Neiderer, Andrew M USA CIV (US) wrote:

> 
> I have libs/graph/example's working fine under RH in boost_1_48_0.  But cannot get
> 
> MPI working with BGL, e.g. libs/mpi/example/hello_world.cpp :-(
> 
>  
> 
> When I translate using
> 
> $g++ -I .../boost_1_48_0 -I .../boost_1_48_0/boost/mpi hello_world.cpp
> 
> I get a bunch of errors, the first of which boost/mpi/config.hpp cannot find mpi.h.
> 
> Not even sure where mpi.h is located and how it differs from mpi.hpp?

You need to use your MPI implementation's C++ wrapper compiler (usually 
mpic++, mpicxx, or mpiCC) to compile programs that use MPI.  Try that 
instead of g++ and mpi.h will most likely be found.

-- Jeremiah Willcock