args: with args;
let edf = composableDerivation.edf;
    name = "gxemul-0.4.6"; in
composableDerivation.composableDerivation {

  initial = {
    inherit name;
    flags = {
        doc   = { installPhase = "ensureDir \$out/share/${name}; cp -r doc \$out/share/${name};"; implies = "man"; };
        demos = { installPhase = "ensureDir \$out/share/${name}; cp -r demos \$out/share/${name};"; };
        man   = { installPhase = "cp -r ./man \$out/;";};
    };

    cfg = {
      docSupport = true;
      demosSupport = true;
      manSupport = true;
    };

    installPhase = "ensureDir \$out/bin; cp gxemul \$out/bin;";

    src = fetchurl {
      url = http://gavare.se/gxemul/src/gxemul-0.4.6.tar.gz;
      sha256 = "0hf3gi6hfd2qr5090zimfiddcjgank2q6m7dfsr81wwpxfbhb2z3";
    };

    configurePhase="./configure";

    meta = {
      license = "BSD";
      description = "A Machine Emulator, Mainly emulates MIPS, but supports other CPU type";
      homepage = http://gavare.se/gxemul/;
    };

    mergeAttrBy = { installPhase = a : b : "${a}\n${b}"; };
  };
}