anchor.diff:      install -Dm644 doc/proot/man.1 $out/share/man/man1/proot.1
     '';
   
  +  # proot provides tests with `make -C test` however they do not run in the sandbox
  +  doCheck = false;
  +
     meta = with lib; {
       homepage = "https://proot-me.github.io";
       description = "User-space implementation of chroot, mount --bind and binfmt_misc";
  
positive.code: { lib, stdenv, fetchFromGitHub
  , talloc, docutils, swig, python, coreutils, enablePython ? true }:
  
  stdenv.mkDerivation {
    pname = "proot";
    version = "20190510";
  
    src = fetchFromGitHub {
      repo = "proot";
      owner = "proot-me";
      rev = "803e54d8a1b3d513108d3fc413ba6f7c80220b74";
      sha256 = "0gwzqm5wpscj3fchlv3qggf3zzn0v00s4crb5ciwljan1zrqadhy";
    };
  
    postPatch = ''
  
negative.code:     sed -i /CROSS_COMPILE/d src/GNUmakefile
    '';
  
    buildInputs = [ ncurses libarchive talloc ] ++ lib.optional enablePython python3;
    nativeBuildInputs = [ pkg-config docutils ] ++ lib.optional enablePython swig;
    patches = [
      # without this patch the package does not build with python>3.7
      (fetchpatch {
        url = "https://github.com/proot-me/proot/pull/285.patch";
        sha256= "1vncq36pr4v0h63fijga6zrwlsb0vb4pj25zxf1ni15ndxv63pxj";
      })
    ];
  
    enableParallelBuilding = true;
  
  