audacity: minor update, prefer system-wide libs

- Using system-wide libs where we have them (except for portaudio, which
I couldn't make work).
- Add the soxr library (now the preferred way of audio resampling).

pkgs/applications/audio/audacity/default.nix

···
 { stdenv, fetchurl, wxGTK, pkgconfig, gettext, gtk, glib, zlib, perl, intltool,
-  libogg, libvorbis, libmad, alsaLib, libsndfile, libsamplerate, flac, lame,
-  expat, id3lib, ffmpeg, portaudio
+  libogg, libvorbis, libmad, alsaLib, libsndfile, soxr, flac, lame,
+  expat, libid3tag, ffmpeg /*, portaudio - given up fighting their portaudio.patch */
   }:
 
 stdenv.mkDerivation rec {
-  version = "2.0.2";
+  version = "2.0.3";
   name = "audacity-${version}";
 
   src = fetchurl {
-    url = "http://audacity.googlecode.com/files/audacity-minsrc-${version}.tar.bz2";
-    sha256 = "17c7p5jww5zcg2k2fs1751mv5kbadcmgicszi1zxwj2p5b35x2mc";
+    url = "http://audacity.googlecode.com/files/audacity-minsrc-${version}.tar.xz";
+    sha256 = "1k4bbxhpfl80vm3gm3jxqly0syqjij5kwziy4xyq2c8aj2miwj1f";
   };
-  buildInputs = [ pkgconfig wxGTK libsndfile expat alsaLib libsamplerate
-                  libvorbis libmad flac id3lib ffmpeg gettext ];
+
+  preConfigure = /* we prefer system-wide libs */ ''
+    mv lib-src lib-src-rm
+    mkdir lib-src
+    mv lib-src-rm/{Makefile*,lib-widget-extra,portaudio-v19,portmixer,portsmf,FileDialog,sbsms} lib-src/
+    rm -r lib-src-rm/
+  '';
+
+  buildInputs = [
+    pkgconfig gettext wxGTK gtk expat alsaLib
+    libsndfile soxr libid3tag
+    ffmpeg libmad lame libvorbis flac
+  ]; #ToDo: soundtouch, detach sbsms
 
   dontDisableStatic = true;
+  doCheck = true;
 
   meta = {
     description = "Sound editor with graphical UI";

pkgs/applications/misc/audio/soxr/default.nix

···
+{ stdenv, fetchurl, cmake }:
+
+stdenv.mkDerivation rec {
+  name = "soxr-0.1.1";
+
+  src = fetchurl {
+    url = "mirror://sourceforge/soxr/${name}-Source.tar.xz";
+    sha256 = "1hmadwqfpg15vhwq9pa1sl5xslibrjpk6hpq2s9hfmx1s5l6ihfw";
+  };
+
+  preConfigure = ''export LD_LIBRARY_PATH="$LD_LIBRARY_PATH:"`pwd`/build/src'';
+
+  buildInputs = [ cmake ];
+
+  meta = {
+    description = "An audio resampling library";
+    homepage = http://soxr.sourceforge.net;
+    license = "LGPLv2.1+";
+  };
+}

pkgs/top-level/all-packages.nix

···
 
   sox = callPackage ../applications/misc/audio/sox { };
 
+  soxr = callPackage ../applications/misc/audio/soxr { };
+
   spotify = callPackage ../applications/audio/spotify {
     inherit (gnome) GConf;
   };