hynacjy0ps0qnz7bycsvnyiimv3q0i6h-netgen.drv

{
  "/nix/store/hynacjy0ps0qnz7bycsvnyiimv3q0i6h-netgen.drv": {
    "outputs": {
      "out": {
        "path": "/nix/store/8qbgz0psv6zvfrn3kwgmjd8sb3b0jk90-netgen"
      }
    },
    "inputSrcs": [
      "/nix/store/9krlzvny65gdc8s7kpb6lkx8cd02c25b-default-builder.sh"
    ],
    "inputDrvs": {
      "/nix/store/g06lcsnffbn2pqr9jlyrd3jr05ysvzqp-stdenv-linux.drv": [
        "out"
      ],
      "/nix/store/j9ygjgg617c39la9dlh4h3f7h3lq0ra0-netgen-5.3.1.tar.gz.drv": [
        "out"
      ],
      "/nix/store/nn8gylhzg8ba3i1i94kdlirayj7jqfhm-bash-4.4-p23.drv": [
        "out"
      ]
    },
    "platform": "x86_64-linux",
    "builder": "/nix/store/wd1jazzawjk4w1d31ism7fm7vdg4ma9l-bash-4.4-p23/bin/bash",
    "args": [
      "-e",
      "/nix/store/9krlzvny65gdc8s7kpb6lkx8cd02c25b-default-builder.sh"
    ],
    "env": {
      "buildInputs": "",
      "builder": "/nix/store/wd1jazzawjk4w1d31ism7fm7vdg4ma9l-bash-4.4-p23/bin/bash",
      "configureFlags": "",
      "depsBuildBuild": "",
      "depsBuildBuildPropagated": "",
      "depsBuildTarget": "",
      "depsBuildTargetPropagated": "",
      "depsHostHost": "",
      "depsHostHostPropagated": "",
      "depsTargetTarget": "",
      "depsTargetTargetPropagated": "",
      "doCheck": "",
      "doInstallCheck": "",
      "name": "netgen",
      "nativeBuildInputs": "",
      "out": "/nix/store/8qbgz0psv6zvfrn3kwgmjd8sb3b0jk90-netgen",
      "outputs": "out",
      "patches": "",
      "pname": "netgen-mesher",
      "propagatedBuildInputs": "",
      "propagatedNativeBuildInputs": "",
      "src": "/nix/store/8bgz6x9h210703hjsl6p28qsh65qzbg7-netgen-5.3.1.tar.gz",
      "stdenv": "/nix/store/fiaj00zrmb7dynd2q9xmcrh5rn0mjwj0-stdenv-linux",
      "strictDeps": "",
      "system": "x86_64-linux",
      "version": "5.3.1"
    }
  }
}

netgen-mesher-default.nix

{stdenv, fetchurl}:

stdenv.mkDerivation rec {
  pname = "netgen-mesher";
  name = "netgen";

  version="5.3.1";

  src = fetchurl {
    url = "mirror://sourceforge/${pname}/${name}-${version}.tar.gz";
    sha256 = "4d114861d5ef2063afd06ef38885ec46822e90e7b4ea38c864f76493451f9cf3";
  };

  # installPhase = ''
  #   mkdir -p $out/bin
  #   cp tetgen $out/bin
  # '';

  meta = {
    description = "An automatic 3d tetrahedral mesh generator";
    homepage = https://sourceforge.net/projects/netgen-mesher/;
    license = stdenv.lib.licenses.lgpl21;
    platforms = stdenv.lib.platforms.linux;
  };
}

shell

tar tf /nix/store/8bgz6x9h210703hjsl6p28qsh65qzbg7-netgen-5.3.1.tar.gz                                                         ~/nixos/nixpkgs
tetgen1.5.0/
tetgen1.5.0/tetgen.cxx
tetgen1.5.0/tetgen.h
tetgen1.5.0/predicates.cxx
tetgen1.5.0/CMakeLists.txt
tetgen1.5.0/makefile
tetgen1.5.0/README
tetgen1.5.0/LICENSE
tetgen1.5.0/example.poly

=========
tar tf ~/Desktop/netgen-5.3.1.tar.gz | head -5                                                                                 ~/nixos/nixpkgs
netgen-5.3.1/
netgen-5.3.1/configure.ac
netgen-5.3.1/ng/
netgen-5.3.1/ng/demoview.cpp
netgen-5.3.1/ng/parameters.tcl

smshb6cknl0zb01f9sfi71fpdspk3dx6-netgen-5.3.1.tar.gz.drv

{
  "/nix/store/smshb6cknl0zb01f9sfi71fpdspk3dx6-netgen-5.3.1.tar.gz.drv": {
    "outputs": {
      "out": {
        "path": "/nix/store/8bgz6x9h210703hjsl6p28qsh65qzbg7-netgen-5.3.1.tar.gz",
        "hashAlgo": "sha256",
        "hash": "4d114861d5ef2063afd06ef38885ec46822e90e7b4ea38c864f76493451f9cf3"
      }
    },
    "inputSrcs": [
      "/nix/store/4snpxiw4s2f0nqn6vl9d7p1jqbiar6iy-builder.sh"
    ],
    "inputDrvs": {
      "/nix/store/bw349l6ymm2h8yllx0055isadr94m4wk-mirrors-list.drv": [
        "out"
      ],
      "/nix/store/nn8gylhzg8ba3i1i94kdlirayj7jqfhm-bash-4.4-p23.drv": [
        "out"
      ],
      "/nix/store/q6iypsqpsv8pxlni4m9fq1avrz05g4bf-curl-7.66.0.drv": [
        "dev"
      ],
      "/nix/store/xmqr2r0wxy7i2135i6wrg7s2wd8qjqkc-stdenv-linux.drv": [
        "out"
      ]
    },
    "platform": "x86_64-linux",
    "builder": "/nix/store/wd1jazzawjk4w1d31ism7fm7vdg4ma9l-bash-4.4-p23/bin/bash",
    "args": [
      "-e",
      "/nix/store/4snpxiw4s2f0nqn6vl9d7p1jqbiar6iy-builder.sh"
    ],
    "env": {
      "buildInputs": "",
      "builder": "/nix/store/wd1jazzawjk4w1d31ism7fm7vdg4ma9l-bash-4.4-p23/bin/bash",
      "configureFlags": "",
      "curlOpts": "",
      "depsBuildBuild": "",
      "depsBuildBuildPropagated": "",
      "depsBuildTarget": "",
      "depsBuildTargetPropagated": "",
      "depsHostHost": "",
      "depsHostHostPropagated": "",
      "depsTargetTarget": "",
      "depsTargetTargetPropagated": "",
      "doCheck": "",
      "doInstallCheck": "",
      "downloadToTemp": "",
      "executable": "",
      "impureEnvVars": "http_proxy https_proxy ftp_proxy all_proxy no_proxy NIX_CURL_FLAGS NIX_HASHED_MIRRORS NIX_CONNECT_TIMEOUT NIX_MIRRORS_alsa NIX_MIRRORS_apache NIX_MIRRORS_bioc NIX_MIRRORS_bitlbee NIX_MIRRORS_centos NIX_MIRRORS_cpan NIX_MIRRORS_debian NIX_MIRRORS_fedora NIX_MIRRORS_gcc NIX_MIRRORS_gentoo NIX_MIRRORS_gnome NIX_MIRRORS_gnu NIX_MIRRORS_gnupg NIX_MIRRORS_hackage NIX_MIRRORS_hashedMirrors NIX_MIRRORS_imagemagick NIX_MIRRORS_kde NIX_MIRRORS_kernel NIX_MIRRORS_luarocks NIX_MIRRORS_maven NIX_MIRRORS_metalab NIX_MIRRORS_mozilla NIX_MIRRORS_mysql NIX_MIRRORS_oldsuse NIX_MIRRORS_openbsd NIX_MIRRORS_opensuse NIX_MIRRORS_osdn NIX_MIRRORS_postgresql NIX_MIRRORS_pypi NIX_MIRRORS_roy NIX_MIRRORS_sageupstream NIX_MIRRORS_samba NIX_MIRRORS_savannah NIX_MIRRORS_sourceforge NIX_MIRRORS_steamrt NIX_MIRRORS_ubuntu NIX_MIRRORS_xfce NIX_MIRRORS_xorg",
      "mirrorsFile": "/nix/store/mw5a5mf54c5mcgzw5zhhpx2ixy6zp9r1-mirrors-list",
      "name": "netgen-5.3.1.tar.gz",
      "nativeBuildInputs": "/nix/store/bv8wjil273x13aavx0ackkq6d6lya6cn-curl-7.66.0-dev",
      "nixpkgsVersion": "20.03",
      "out": "/nix/store/8bgz6x9h210703hjsl6p28qsh65qzbg7-netgen-5.3.1.tar.gz",
      "outputHash": "1www3x2r6r7pck43ismlwy82x0j6xj2qiwvfs2pn687gsmhlh4ad",
      "outputHashAlgo": "sha256",
      "outputHashMode": "flat",
      "outputs": "out",
      "patches": "",
      "postFetch": "",
      "preferHashedMirrors": "1",
      "preferLocalBuild": "1",
      "propagatedBuildInputs": "",
      "propagatedNativeBuildInputs": "",
      "showURLs": "",
      "stdenv": "/nix/store/npsin1jlnzs5sqxpsv2mk5gbnm4hk4kr-stdenv-linux",
      "strictDeps": "",
      "system": "x86_64-linux",
      "urls": "mirror://sourceforge/netgen-mesher/netgen-5.3.1.tar.gz"
    }
  }
}