add the mpc (mpd cli client) package

pkgs/applications/audio/mpc/default.nix

@@ -0,0 +1,26 @@
+{ stdenv, fetchurl, mpd_clientlib }:
+
+stdenv.mkDerivation rec {
+  version = "0.23";
+  name = "mpc-${version}";
+
+  src = fetchurl {
+    url = "http://www.musicpd.org/download/mpc/0/${name}.tar.bz2";
+    sha256 = "1ir96wfgq5qfdd2s06zfycv38g3bhn3bpndwx9hwf1w507rvifi9";
+  };
+	
+  buildInputs = [ mpd_clientlib ]; 
+  
+  preConfigure =
+    ''
+      export LIBMPDCLIENT_LIBS=${mpd_clientlib}/lib/libmpdclient.so.2.0.8
+      export LIBMPDCLIENT_CFLAGS=${mpd_clientlib}
+    '';
+
+  meta = {
+    description = "A minimalist command line interface to MPD";
+    homepage = http://www.musicpd.org/clients/mpc/;
+    license = "GPL2";
+    platforms = stdenv.lib.platforms.linux;
+  };
+}

pkgs/servers/mpd/clientlib.nix

@@ -1,8 +1,11 @@
 { stdenv, fetchurl, doxygen }:
 
 stdenv.mkDerivation rec {
-  version = "2.8";
+
+
+  version = "${passthru.majorVersion}.${passthru.minorVersion}";
   name = "libmpdclient-${version}";
+
   src = fetchurl {
     url = "http://www.musicpd.org/download/libmpdclient/2/${name}.tar.bz2";
     sha256 = "1qwjkb56rsbk0hwhg7fl15d6sf580a19gh778zcdg374j4yym3hh";
@@ -10,6 +13,11 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ doxygen ];
 
+  passthru = {
+    majorVersion = "2";
+    minorVersion = "8";
+  };
+
   meta = {
     description = "Client library for MPD (music player daemon)";
     homepage = http://mpd.wikia.com/wiki/Music_Player_Daemon_Wiki;

pkgs/top-level/all-packages.nix

@@ -8181,6 +8181,8 @@ let
   mpg123 = callPackage ../applications/audio/mpg123 { };
 
   mpg321 = callPackage ../applications/audio/mpg321 { };
+  
+  mpc_cli = callPackage ../applications/audio/mpc { };
 
   ncmpcpp = callPackage ../applications/audio/ncmpcpp { };