{ stdenv, fetchurl, mkfontscale, mkfontdir }:

stdenv.mkDerivation rec {
  pname = "unifont";
  version = "12.1.03";

  ttf = fetchurl {
    url = "mirror://gnu/unifont/${pname}-${version}/${pname}-${version}.ttf";
    sha256 = "10igjlf05d97h3vcggr2ahxmq9ljby4ypja2g4s9bvxs2w1si51p";
  };

  pcf = fetchurl {
    url = "mirror://gnu/unifont/${pname}-${version}/${pname}-${version}.pcf.gz";
    sha256 = "1cd1fnk3m7giqp099kynnjj4m7q00lqm4ybqb1vzd2wi3j4a1awf";
  };

  nativeBuildInputs = [ mkfontscale mkfontdir ];

  phases = "installPhase";

  installPhase =
    ''
      mkdir -p $out/share/fonts $out/share/fonts/truetype
      cp -v ${pcf} $out/share/fonts/unifont.pcf.gz
      cp -v ${ttf} $out/share/fonts/truetype/unifont.ttf
      cd $out/share/fonts
      mkfontdir
      mkfontscale
    '';

  outputHashAlgo = "sha256";
  outputHashMode = "recursive";
  outputHash = "0n3ms2k2mk7j6144l05c45smggwf3j5cwkaxhw93wf9hd1lhpwq1";

  meta = with stdenv.lib; {
    description = "Unicode font for Base Multilingual Plane";
    homepage = http://unifoundry.com/unifont.html;

    # Basically GPL2+ with font exception.
    license = http://unifoundry.com/LICENSE.txt;
    maintainers = [ maintainers.rycee maintainers.vrthra ];
    platforms = platforms.all;
  };
}