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{ lib
, stdenv
, fetchurl
, darwin
, gfortran
, python3
, blas
, lapack
, mpi # generic mpi dependency
, openssh # required for openmpi tests
, petsc-withp4est ? true
, p4est
, zlib # propagated by p4est but required by petsc
}:
# This version of PETSc does not support a non-MPI p4est build
assert petsc-withp4est -> p4est.mpiSupport;
stdenv.mkDerivation rec {
pname = "petsc";
version = "3.14.2";
src = fetchurl {
url = "http://ftp.mcs.anl.gov/pub/petsc/release-snapshots/petsc-${version}.tar.gz";
sha256 = "04vy3qyakikslc58qyv8c9qrwlivix3w6znc993i37cvfg99dch9";
};
mpiSupport = !withp4est || p4est.mpiSupport;
withp4est = petsc-withp4est;
nativeBuildInputs = [ python3 gfortran ];
buildInputs = [ blas lapack ]
++ lib.optional mpiSupport mpi
++ lib.optional (mpiSupport && mpi.pname == "openmpi") openssh
++ lib.optional withp4est p4est
;
prePatch = lib.optionalString stdenv.isDarwin ''
substituteInPlace config/install.py \
--replace /usr/bin/install_name_tool ${darwin.cctools}/bin/install_name_tool
'';
preConfigure = ''
export FC="${gfortran}/bin/gfortran" F77="${gfortran}/bin/gfortran"
patchShebangs ./lib/petsc/bin
configureFlagsArray=(
$configureFlagsArray
${if !mpiSupport then ''
"--with-mpi=0"
'' else ''
"--CC=mpicc"
"--with-cxx=mpicxx"
"--with-fc=mpif90"
"--with-mpi=1"
''}
${if withp4est then ''
"--with-p4est=1"
"--with-zlib-include=${zlib.dev}/include"
"--with-zlib-lib=-L${zlib}/lib -lz"
'' else ""}
"--with-blas=1"
"--with-lapack=1"
)
'';
configureScript = "python ./configure";
enableParallelBuilding = true;
doCheck = stdenv.hostPlatform == stdenv.buildPlatform;
meta = with lib; {
description = "Portable Extensible Toolkit for Scientific computation";
homepage = "https://www.mcs.anl.gov/petsc/index.html";
license = licenses.bsd2;
maintainers = with maintainers; [ wucke13 cburstedde ];
};
}
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