gnu: Add feh.

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

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

gnu-system.am

@@ -79,6 +79,7 @@ GNU_SYSTEM_MODULES =				\
   gnu/packages/elf.scm				\
   gnu/packages/emacs.scm			\
   gnu/packages/enchant.scm			\
+  gnu/packages/feh.scm                          \
   gnu/packages/file.scm				\
   gnu/packages/fish.scm				\
   gnu/packages/flashing-tools.scm		\

gnu/packages/feh.scm

+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2014 Ian Denhardt <ian@zenhack.net>
+;;;
+;;; 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 feh)
+  #:use-module (gnu packages)
+  #:use-module (gnu packages image)
+  #:use-module (gnu packages curl)
+  #:use-module (gnu packages xorg)
+  #:use-module (guix packages)
+  #:use-module (guix download)
+  #:use-module (guix build-system gnu)
+  #:use-module (guix licenses))
+
+(define-public feh
+  (package
+    (name "feh")
+    (version "2.12")
+    (home-page "https://feh.finalrewind.org/")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append home-page
+                                  name "-" version ".tar.bz2"))
+              (sha256
+               (base32
+                "0ckhidmsms2l5jycp0qf71jzmb3bpbhjq3bcgfpvfvszah7pmq30"))))
+    (build-system gnu-build-system)
+    (arguments
+      '(#:phases (alist-delete 'configure %standard-phases)
+        #:tests? #f
+        #:make-flags
+          (list "CC=gcc" (string-append "PREFIX=" (assoc-ref %outputs "out")))))
+    (inputs `(("imlib2" ,imlib2)
+              ("curl" ,curl)
+              ("libpng" ,libpng)
+              ("libxt" ,libxt)
+              ("libx11" ,libx11)
+              ("libxinerama" ,libxinerama)))
+    (synopsis "Fast and light imlib2-based image viewer")
+    (description
+      "feh is an X11 image viewer aimed mostly at console users.
+Unlike most other viewers, it does not have a fancy GUI, but simply
+displays images. It can also be used to set the desktop wallpaper.
+It is controlled via commandline arguments and configurable key/mouse
+actions.")
+
+    ;; The license is really the Expat license, with additional wording in the
+    ;; 2nd paragraph: "acknowledgment shall be given in the documentation and
+    ;; software packages that this Software was used."
+    (license (x11-style "file://COPYING"
+                        "See 'COPYING' in the distribution."))))