gnu: Add XLockMore.

* gnu/packages/xlockmore.scm: New file.
* Makefile.am (MODULES): Add it.

Makefile.am

@@ -201,6 +201,7 @@ MODULES =					\
   gnu/packages/wdiff.scm			\
   gnu/packages/wget.scm				\
   gnu/packages/which.scm			\
+  gnu/packages/xlockmore.scm			\
   gnu/packages/xml.scm				\
   gnu/packages/xorg.scm				\
   gnu/packages/zile.scm				\

gnu/packages/xlockmore.scm

@@ -0,0 +1,52 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2013 Ludovic Courtès <ludo@gnu.org>
+;;;
+;;; 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 xlockmore)
+  #:use-module (guix packages)
+  #:use-module (guix download)
+  #:use-module (guix build-system gnu)
+  #:use-module (guix licenses)
+  #:use-module (gnu packages xorg)
+  #:use-module (gnu packages linux))
+
+(define-public xlockmore
+  (package
+    (name "xlockmore")
+    (version "5.42")
+    (source (origin
+             (method url-fetch)
+             (uri (string-append "http://www.tux.org/~bagleyd/xlock/xlockmore-"
+                                 version "/xlockmore-" version ".tar.bz2"))
+             (sha256
+              (base32
+               "17xicps92ah9377zk65k9l1bmvzzj3bpxzzwxx21g9696l71gr0z"))))
+    (build-system gnu-build-system)
+    (arguments '(#:tests? #f))                 ; no such thing as a test suite
+    (inputs
+     `(("libX11" ,libx11)
+       ("libXext" ,libxext)
+       ("libXt" ,libxt)
+       ("linux-pam" ,linux-pam)))
+    (home-page "http://www.tux.org/~bagleyd/xlockmore.html")
+    (synopsis "Screen locker for the X Window System")
+    (description
+     "XLockMore is a classic screen locker and screen saver for the
+X Window System.")
+    (license (bsd-style #f "See xlock.c.")
+             ;; + GPLv2 in modes/glx/biof.c.
+             )))