distro: Add rsync.

* distro/packages/rsync.scm: New file.
* Makefile.am (MODULES): Add it.

Makefile.am

@@ -86,6 +86,7 @@ MODULES =					\
   distro/packages/pth.scm			\
   distro/packages/readline.scm			\
   distro/packages/recutils.scm			\
+  distro/packages/rsync.scm			\
   distro/packages/shishi.scm			\
   distro/packages/system.scm			\
   distro/packages/texinfo.scm			\

distro/packages/rsync.scm

@@ -0,0 +1,51 @@
+;;; Guix --- Nix package management from Guile.         -*- coding: utf-8 -*-
+;;; Copyright (C) 2012 Andreas Enge <andreas@enge.fr>
+;;;
+;;; This file is part of Guix.
+;;;
+;;; 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.
+;;;
+;;; 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 Guix.  If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (distro packages rsync)
+  #:use-module (distro)
+  #:use-module (distro packages perl)
+  #:use-module (distro packages acl)
+  #:use-module (guix licenses)
+  #:use-module (guix packages)
+  #:use-module (guix download)
+  #:use-module (guix build-system gnu))
+
+
+(define-public rsync
+  (package
+   (name "rsync")
+   (version "3.0.9")
+   (source (origin
+            (method url-fetch)
+            (uri (string-append "http://rsync.samba.org/ftp/rsync/rsync-"
+                                version ".tar.gz"))
+            (sha256
+             (base32
+              "01bw4klqsrlhh3i9lazd485sd9qx5djvnwa21lj2h3a9sn6hzw9h"))))
+   (build-system gnu-build-system)
+   (inputs `(("perl" ,perl)
+             ("acl" ,acl)))
+   (synopsis "rsync, a remote (and local) file copying tool")
+   (description
+    "rsync is a fast and versatile file copying tool. It can copy locally,
+to/from another host over any remote shell, or to/from a remote rsync daemon.
+Its delta-transfer algorithm reduces the amount of data sent over the network
+by sending only the differences between the source files and the existing
+files in the destination.")
+   (license gpl3+)
+   (home-page "http://rsync.samba.org/")))