gnu: Add Window Maker.

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

gnu-system.am

@@ -89,6 +89,7 @@ GNU_SYSTEM_MODULES =				\
   gnu/packages/gnome.scm			\
   gnu/packages/gnunet.scm			\
   gnu/packages/gnupg.scm			\
+  gnu/packages/gnustep.scm			\
   gnu/packages/gnutls.scm			\
   gnu/packages/gnuzilla.scm			\
   gnu/packages/gnu-pw-mgr.scm			\

gnu/packages/gnustep.scm

@@ -0,0 +1,71 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2014 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 gnustep)
+  #:use-module (guix download)
+  #:use-module (guix packages)
+  #:use-module (guix build-system gnu)
+  #:use-module (guix licenses)
+  #:use-module (gnu packages xorg)
+  #:use-module (gnu packages fontutils)
+  #:use-module (gnu packages libjpeg)
+  #:use-module (gnu packages pkg-config))
+
+(define-public windowmaker
+  (package
+    (name "windowmaker")
+    (version "0.95.5")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append
+                    "http://windowmaker.org/pub/source/release/WindowMaker-"
+                    version ".tar.gz"))
+              (sha256
+               (base32
+                "1l3hmx4jzf6vp0zclqx9gsqrlwh4rvqm1g1zr5ha0cp0zmsg89ab"))))
+    (build-system gnu-build-system)
+    (arguments
+     '(#:phases (alist-cons-after
+                 'install 'wrap
+                 (lambda* (#:key outputs #:allow-other-keys)
+                   (let* ((out (assoc-ref outputs "out"))
+                          (bin (string-append out "/bin")))
+                     ;; 'wmaker' wants to invoke 'wmaker.inst' the first time,
+                     ;; which in turn wants to invoke 'wmmenugen' etc., so
+                     ;; make sure everything is in $PATH.
+                     (wrap-program (string-append bin "/wmaker")
+                                   `("PATH" ":" prefix (,bin)))))
+                 %standard-phases)))
+    (inputs
+     `(("libxmu" ,libxmu)
+       ("libxft" ,libxft)
+       ("libx11" ,libx11)
+       ("fontconfig" ,fontconfig)
+       ("libjpeg" ,libjpeg)))
+    (native-inputs
+     `(("pkg-config" ,pkg-config)))
+    (home-page "http://windowmaker.org/")
+    (synopsis "NeXTSTEP-like window manager")
+    (description
+     "Window Maker is an X11 window manager originally designed to provide
+integration support for the GNUstep Desktop Environment.  In every way
+possible, it reproduces the elegant look and feel of the NeXTSTEP user
+interface.  It is fast, feature rich, easy to configure, and easy to use.")
+
+    ;; Artwork is distributed under the WTFPL.
+    (license gpl2+)))