gnu: Add libcanberra.

* gnu/packages/libcanberra.scm: New file.
* gnu-system.am (GNU_SYSTEM_MODULES): Add it.

gnu-system.am

@@ -94,6 +94,7 @@ GNU_SYSTEM_MODULES =				\
   gnu/packages/ld-wrapper.scm			\
   gnu/packages/less.scm				\
   gnu/packages/lesstif.scm			\
+  gnu/packages/libcanberra.scm			\
   gnu/packages/libdaemon.scm			\
   gnu/packages/libevent.scm			\
   gnu/packages/libffi.scm			\

gnu/packages/libcanberra.scm

@@ -0,0 +1,60 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2013 Andreas Enge <andreas@enge.fr>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or (at
+;;; your option) any later version.
+;;;
+;;; GNU Guix is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (gnu packages libcanberra)
+  #:use-module ((guix licenses) #:select (lgpl2.1+))
+  #:use-module (guix packages)
+  #:use-module (guix download)
+  #:use-module (guix build-system gnu)
+  #:use-module (gnu packages autotools)
+  #:use-module (gnu packages gstreamer)
+  #:use-module (gnu packages gtk)
+  #:use-module (gnu packages linux)
+  #:use-module (gnu packages oggvorbis)
+  #:use-module (gnu packages pkg-config))
+
+(define-public libcanberra
+  (package
+    (name "libcanberra")
+    (version "0.30")
+    (source
+     (origin
+      (method url-fetch)
+      (uri (string-append "http://0pointer.de/lennart/projects/libcanberra/libcanberra-"
+                          version ".tar.xz"))
+      (sha256
+       (base32
+        "0wps39h8rx2b00vyvkia5j40fkak3dpipp1kzilqla0cgvk73dn2"))))
+    (build-system gnu-build-system)
+    (inputs
+     ;; FIXME: Add optional inputs udev and pulse.
+     `(("alsa-lib" ,alsa-lib)
+       ("gstreamer" ,gstreamer)
+       ("gtk+" ,gtk+)
+       ("libtool" ,libtool)
+       ("libvorbis" ,libvorbis)
+       ("pkg-config" ,pkg-config)))
+    (home-page "http://0pointer.de/lennart/projects/libcanberra/")
+    (synopsis
+     "Implementation of the XDG Sound Theme and Name Specifications")
+    (description
+     "Libcanberra is an implementation of the XDG Sound Theme and Name
+Specifications, for generating event sounds on free desktops, such as
+GNOME.  It comes with several backends (ALSA, PulseAudio, OSS, GStreamer,
+null) and is designed to be portable.")
+    (license lgpl2.1+)))