#{ stdenv, fetchgit, cmake, gfortran, pkg-config, openblas, hwloc, scotch, lapack } :
{ pkgs ? import <nixpkgs> {} }:
pkgs.stdenv.mkDerivation rec {
    name = "pastix";
    version = "6.4.0";
    src = pkgs.fetchgit {
        url = "https://gitlab.inria.fr/solverstack/${name}";
        rev = "v${version}";
        fetchSubmodules = true;
        hash = "sha256-dbxGIRUSUQPTdGnYE+Lj+MX+/oGVOFhU4uu43LZuavY=";
    };
    enableParallelBuilding = true;

    nativeBuildInputs = with pkgs; [ 
      cmake 
      pkg-config
      gfortran
    ];

    scotch = pkgs.scotch.overrideAttrs (finalAttrs: previousAttrs: {
        cmakeFlags = [ "-DINTSIZE=64 -DBUILD_SHARED_LIBS=ON" ];
    });
    starpu = pkgs.callPackage ./package-starpu.nix { };

    buildInputs =  [
      pkgs.openblas
      pkgs.hwloc
      scotch
      starpu
      pkgs.lapack-ilp64
      pkgs.python3
    ];

#    postPatch = ''
#      substituteInPlace doc/*.sh \
#        --replace "#!/bin/bash" ""
#    '';

    configurePhase = ''
      cmake \
        -B ./build \
        -DCMAKE_INSTALL_PREFIX=$out \
        -DCMAKE_BUILD_TYPE=Release \
        -DPASTIX_WITH_STARPU=ON \
        -DPASTIX_WITH_CUDA=OFF \
        -DPASTIX_ORDERING_SCOTCH=ON \
        -DPASTIX_INT64=ON \
        -DPASTIX_WITH_MPI=OFF \
        -DCMAKE_C_COMPILER=gcc \
        -DCMAKE_CXX_COMPILER=g++ \
        -DCMAKE_Fortran_COMPILER=gfortran \
        -DCMAKE_C_FLAGS="-fopenmp" \
        .
    '';

    buildPhase = ''
      cd ./build
      make
    '';
}