gnu: Add links.

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

gnu-system.am

@@ -145,6 +145,7 @@ GNU_SYSTEM_MODULES =				\
   gnu/packages/libusb.scm			\
   gnu/packages/libunwind.scm			\
   gnu/packages/lightning.scm			\
+  gnu/packages/links.scm			\
   gnu/packages/linux.scm			\
   gnu/packages/lisp.scm			\
   gnu/packages/lout.scm				\

gnu/packages/links.scm

@@ -0,0 +1,83 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright  2014 John Darrington <jmd@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 links)
+  #:use-module ((guix licenses) 
+                #:renamer (symbol-prefix-proc 'license:))
+  #:use-module (guix packages)
+  #:use-module (gnu packages)
+  #:use-module (gnu packages compression)
+  #:use-module (gnu packages pkg-config)
+  #:use-module (gnu packages image)
+  #:use-module (gnu packages openssl)
+  #:use-module (gnu packages xorg)
+  #:use-module (guix download)
+  #:use-module (guix build-system gnu))
+
+(define-public links
+  (package
+    (name "links")
+    (version "2.8")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "http://links.twibright.com/download/"
+                                  name "-" version ".tar.bz2"))
+              (sha256
+               (base32 "15h07498z52jfdahzgvkphg1f7qvxnpbyfn2xmsls0d2dwwdll3r"))))
+    (build-system gnu-build-system)
+    (arguments
+     `(#:phases (alist-replace
+                 'configure
+                 (lambda* (#:key outputs #:allow-other-keys)
+                   ;; The tarball uses a very old version of autconf. It doesn't understand
+                   ;; extra flags like `--enable-fast-install', so we need to
+                   ;; invoke it with just what it understand.
+                   (let ((out (assoc-ref outputs "out")))
+                     ;; 'configure' doesn't understand '--host'.
+                     ,@(if (%current-target-system)
+                           `((setenv "CHOST" ,(%current-target-system)))
+                           '())
+                     (setenv "CONFIG_SHELL" (which "bash"))
+                     (zero?
+                      (system* "./configure"
+                               (string-append "--prefix=" out)
+                               "--enable-graphics"
+                               ))))
+                 %standard-phases)))
+    (native-inputs `(("pkg-config" ,pkg-config)))
+    (inputs `(("zlib" ,zlib)
+              ("openssl" ,openssl)
+              ("libjpeg" ,libjpeg)
+              ("libtiff" ,libtiff)
+              ("libpng" ,libpng)
+              ("libxt" ,libxt)))
+    (synopsis "Text and graphics mode web browser")
+    (description "Links is a graphics and text mode web browser, with many
+features including, tables, builtin image display, bookmarks, SSL and more.")
+    (home-page "http://links.twibright.com")
+    ;;   The distribution contains a copy of GPLv2
+    ;;   However, the copyright notices simply say: 
+    ;; "This file is a part of the Links program, released under GPL."
+    ;; Therefore, under the provisions of Section 9, we can choose
+    ;; any version ever published by the FSF
+    ;;   One file (https.c) contains an exception permitting 
+    ;; linking of the program with openssl
+    (license license:gpl1+)))  
+
+
+