nixpkgs/pkgs/tools/compression/zopfli/default.nix

{ stdenv, fetchFromGitHub, fetchpatch, cmake }:

stdenv.mkDerivation rec {
  pname = "zopfli";
  version = "1.0.3";

  src = fetchFromGitHub {
    owner = "google";
    repo = "zopfli";
    rev = "${pname}-${version}";
    name = "${pname}-${version}-src";
    sha256 = "0dr8n4j5nj2h9n208jns56wglw59gg4qm3s7c6y3hs75d0nnkhm4";
  };

  nativeBuildInputs = [ cmake ];

  cmakeFlags = [ "-DBUILD_SHARED_LIBS=ON" "-DCMAKE_BUILD_WITH_INSTALL_RPATH=ON" ];

  postInstall = ''
    install -Dm444 -t $out/share/doc/zopfli ../README*
  '';

  enableParallelBuilding = true;

  meta = with stdenv.lib; {
    inherit (src.meta) homepage;
    description = "Very good, but slow, deflate or zlib compression";
    longDescription = ''
      Zopfli Compression Algorithm is a compression library programmed
      in C to perform very good, but slow, deflate or zlib compression.

      This library can only compress, not decompress. Existing zlib or
      deflate libraries can decompress the data.
    '';
    platforms = platforms.unix;
    license = licenses.asl20;
    maintainers = with maintainers; [ bobvanderlinden ];
  };
}