adding csound

pkgs/applications/audio/csound/default.nix

@@ -0,0 +1,34 @@
+{ stdenv, fetchurl, cmake, libsndfile, flex, bison
+, alsaLib ? null
+, pulseaudio ? null
+, tcltk ? null
+
+# maybe csound can be compiled with support for those, see configure output
+# , ladspa ? null
+# , fluidsynth ? null
+# , jack ? null
+# , gmm ? null
+# , wiiuse ? null
+}:
+
+stdenv.mkDerivation {
+  name = "csound5.18.02";
+
+  enableParallelBuilding = true;
+
+  src = fetchurl {
+    url = http://netcologne.dl.sourceforge.net/project/csound/csound5/csound5.18/Csound5.18.02.tar.gz;
+    sha256 = "4c461cf3bf60b83671224949dd33805379b7121bf2c0ad6af5e191e7f6f8adc8";
+  };
+
+  buildInputs = [ cmake libsndfile flex bison alsaLib pulseaudio tcltk ];
+
+  meta = {
+    description = "sound design, audio synthesis, and signal processing system, providing facilities for music composition and performance on all major operating systems and platforms";
+    homepage = http://www.csounds.com/;
+    license = stdenv.lib.licenses.gpl2;
+    maintainers = [stdenv.lib.maintainers.marcweber];
+    platforms = stdenv.lib.platforms.linux;
+  };
+}
+

pkgs/top-level/all-packages.nix

@@ -6635,6 +6635,8 @@ let
     inherit (gnome) libgnomeui GConf;
   };
 
+  csound = callPackage ../applications/audio/csound { };
+
   libcompizconfig = callPackage ../applications/window-managers/compiz/libcompizconfig.nix { };
 
   compiz_bcop = callPackage ../applications/window-managers/compiz/bcop.nix { };