anchor.diff:  
   { stdenv, fetchurl, alsaLib, bzip2, fftw, jackaudio, libX11, liblo
   , libmad, libogg, librdf, librdf_raptor, librdf_rasqal, libsamplerate
  -, libsndfile, makeWrapper, pkgconfig, pulseaudio, qt4, redland
  -, rubberband, vampSDK 
  +, libsndfile, pkgconfig, pulseaudio, qt5, redland
  +, rubberband, serd, sord, vampSDK
   }:
   
   stdenv.mkDerivation rec {
     name = "sonic-visualiser-${version}";
  -  version = "1.9";
  +  version = "2.3";
   
     src = fetchurl {
  -    url = "http://code.soundsoftware.ac.uk/attachments/download/194/${name}.tar.gz";
  -    sha256 = "00igf7j6s8xfyxnlkbqma0yby9pknxqzy8cmh0aw95ix80cw56fq";
  +
  +    url = "http://code.soundsoftware.ac.uk/attachments/download/918/${name}.tar.gz";
  +    sha256 = "1f06w2rin4r2mbi00bg3nmqdi2xdy9vq4jcmfanxzj3ld66ik40c";
     };
  -  patches = [(fetchurl {
  -    url = http://sources.gentoo.org/cgi-bin/viewvc.cgi/gentoo-x86/media-sound/sonic-visualiser/files/sonic-visualiser-1.9-gcc47.patch;
  -    sha256 = "0dhh111crvjvhcjqp7j9jqnvs8zmd6xrcirmzqrrnca1h0vbpkay";
  -    name = "gcc47.patch";
  -  })];
   
     buildInputs =
  -    [ libsndfile qt4 fftw /* should be fftw3f ??*/ bzip2 librdf rubberband
  +    [ libsndfile qt5 fftw /* should be fftw3f ??*/ bzip2 librdf rubberband
         libsamplerate vampSDK alsaLib librdf_raptor librdf_rasqal redland
  +      serd
  +      sord
         pkgconfig
         # optional
         jackaudio
  
positive.code:       # fishsound
        liblo
        libX11
        makeWrapper
      ];
  
    buildPhase = ''
      for i in sonic-visualiser svapp svcore svgui; 
        do cd $i && qmake -makefile PREFIX=$out && cd ..;
      done
      make
  
negative.code: 
    installPhase = ''
      mkdir -p $out/{bin,share/sonic-visualiser}
      cp sonic-visualiser $out/bin/
      cp -r samples $out/share/sonic-visualiser/
    '';
  
    meta = with stdenv.lib; {
      description = "View and analyse contents of music audio files";
      homepage = http://www.sonicvisualiser.org/;
      license = licenses.gpl2Plus;
      maintainers = [ maintainers.goibhniu maintainers.marcweber ];
      platforms = platforms.linux;
    };
  }
  