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{ stdenv, lib, fetchurl, perl, gfortran
, openssh, hwloc
# either libfabric or ucx work for ch4backend on linux. On darwin, neither of
# these libraries currently build so this argument is ignored on Darwin.
, ch4backend
# Process manager to build
, withPm ? "hydra:gforker"
} :
assert (ch4backend.pname == "ucx" || ch4backend.pname == "libfabric");
stdenv.mkDerivation rec {
pname = "mpich";
version = "3.4.2";
src = fetchurl {
url = "https://www.mpich.org/static/downloads/${version}/mpich-${version}.tar.gz";
sha256 = "1gw7qpb27mhsj7ip0hhljshgpwvz2hmyhizhlp6793afp2lbw6aw";
};
configureFlags = [
"--enable-shared"
"--enable-sharedlib"
"--with-pm=${withPm}"
];
enableParallelBuilding = true;
nativeBuildInputs = [ gfortran ];
buildInputs = [ perl openssh hwloc ]
++ lib.optional (!stdenv.isDarwin) ch4backend;
doCheck = true;
preFixup = ''
# Ensure the default compilers are the ones mpich was built with
sed -i 's:CC="gcc":CC=${stdenv.cc}/bin/gcc:' $out/bin/mpicc
sed -i 's:CXX="g++":CXX=${stdenv.cc}/bin/g++:' $out/bin/mpicxx
sed -i 's:FC="gfortran":FC=${gfortran}/bin/gfortran:' $out/bin/mpifort
'';
meta = with lib; {
description = "Implementation of the Message Passing Interface (MPI) standard";
longDescription = ''
MPICH2 is a free high-performance and portable implementation of
the Message Passing Interface (MPI) standard, both version 1 and
version 2.
'';
homepage = "http://www.mcs.anl.gov/mpi/mpich2/";
license = {
url = "http://git.mpich.org/mpich.git/blob/a385d6d0d55e83c3709ae851967ce613e892cd21:/COPYRIGHT";
fullName = "MPICH license (permissive)";
};
maintainers = [ maintainers.markuskowa ];
platforms = platforms.linux ++ platforms.darwin;
};
}
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