mfix: Initial packaging

pkgs/mfix/mfixsolver.nix

@@ -0,0 +1,76 @@
+{ stdenv, fetchurl, fetchFromGitHub
+, cmake, gfortran, python, pkgconfig
+, openmpi, netcdf, boost }:
+
+stdenv.mkDerivation rec {
+  name = "mfixsolver-${version}";
+  version = "19.3.0";
+
+  srcs = [
+    ( fetchurl {
+        url = "https://mfix.netl.doe.gov/s3/71e94306/f00d8cf543e7a1f42c41a545baef58c4/source/mfix/mfix-${version}.tar.gz";
+        sha256 = "1bnwvgmrmz9y32fsnnqb4x2ab4yh9iyg1d7f3wc2w6q9fsfnzpj4";
+    } )
+    ( fetchFromGitHub {
+        name = "crow_repo";
+        owner = "mwm126";
+        repo = "crow";
+        rev = "e87cbf55897be4ca134c4e3fd2c58154d4fb3b7b";
+        sha256 = "0wc4x0dwhqlzw438spvflvmp56xphkwy83mlcrh9byw0yh96wdv9";
+    } )
+  ];
+
+  sourceRoot = "mfix-${version}";
+
+  #
+  # See the various build_* files under conda
+  #
+
+  postUnpack  = ''
+    python "$NIX_BUILD_TOP/crow_repo/amalgamate/merge_all.py" "$NIX_BUILD_TOP/crow_repo/include"
+    mv crow_all.h "$sourceRoot/model/cppmfix/crow.h"
+  '';
+
+  # Put the binaries under a bin subdirectory
+  # Nix boost libraries are not compiled in static mode
+  postPatch = ''
+    substituteInPlace CMakeLists.txt --replace \
+      'install(TARGETS mfixsolver DESTINATION ''${CMAKE_INSTALL_PREFIX})' \
+      'install(TARGETS mfixsolver DESTINATION bin)'
+    substituteInPlace post_mfix/CMakeLists.txt --replace \
+      'install(TARGETS postmfix DESTINATION ''${CMAKE_INSTALL_PREFIX})' \
+      'install(TARGETS postmfix DESTINATION bin)'
+    substituteInPlace model/cppmfix/CMakeLists.txt --replace \
+      'set(Boost_USE_STATIC_LIBS ON)' \
+      ''''''
+  '';
+
+  cmakeFlags = [
+    "-DVERSION=${version}"
+    "-DENABLE_POSTMFIX=ON"
+    "-DENABLE_MPI=ON"
+    "-DENABLE_CPPMFIX=ON"
+    # "-DENABLE_NETCDF=ON"  -- Requires NETCDF built by cmake (input netcdf)
+    # "-DENABLE_OpenMP"     -- Probably no need if using MPI
+  ];
+
+  nativeBuildInputs = [
+    python
+    pkgconfig
+  ];
+
+  buildInputs = [
+    cmake
+    gfortran
+    openmpi
+    boost
+    # netcdf
+  ];
+
+  meta = with stdenv.lib; {
+    homepage = https://mfix.netl.doe.gov;
+    description = "An open-source multiphase flow solver";
+    platforms = platforms.all;
+    license = licenses.publicDomain;
+  };
+}