gnu: Add soprano.

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

gnu-system.am

@@ -159,6 +159,7 @@ GNU_SYSTEM_MODULES =				\
   gnu/packages/qemu.scm				\
   gnu/packages/qt.scm				\
   gnu/packages/ratpoison.scm			\
+  gnu/packages/rdf.scm				\
   gnu/packages/readline.scm			\
   gnu/packages/recutils.scm			\
   gnu/packages/rsync.scm			\

gnu/packages/rdf.scm

@@ -0,0 +1,55 @@
+;;; 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 kde)
+  #:use-module ((guix licenses) #:select (lgpl2.0+))
+  #:use-module (guix packages)
+  #:use-module (guix download)
+  #:use-module (guix build-system cmake)
+  #:use-module (gnu packages pkg-config)
+  #:use-module (gnu packages qt))
+
+(define-public soprano
+  (package
+    (name "soprano")
+    (version "2.9.3")
+    ;; 2.9.4 requires clucene, see
+    ;; http://www.mailinglistarchive.com/html/lfs-book@linuxfromscratch.org/2013-10/msg00285.html
+    ;; The stable clucene-0.9.21b fails one of its tests;
+    ;; in the unstable clucene-2.3.3.4 the binary cl_test is not found.
+    ;; In any case, the library seems to be unmaintained.
+    (source (origin
+             (method url-fetch)
+             (uri (string-append "mirror://sourceforge/soprano/Soprano/"
+                                version "/"
+                                "soprano-" version ".tar.bz2"))
+             (sha256
+              (base32
+               "08gb5d8bgy7vc6qd6r1kkmmc5rli67dlglpjqjlahpnvs26r1cwl"))))
+    (build-system cmake-build-system)
+    ;; FIXME: Add optional dependencies: Raptor, Redland, odbci, clucene; doxygen
+    (inputs
+     `(("pkg-config" ,pkg-config)
+       ("qt" ,qt-4)))
+    (home-page "http://soprano.sourceforge.net/")
+    (synopsis "RDF data library for Qt")
+    (description "Soprano (formerly known as QRDF) is a library which
+provides a highly usable object-oriented C++/Qt4 framework for RDF data.  It
+uses different RDF storage solutions as backends through a simple plugin
+system.")
+    (license lgpl2.0+)))