;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2013 Andreas Enge <andreas@enge.fr>
;;; Copyright © 2013, 2016, 2017 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2016 Efraim Flashner <efraim@flashner.co.il>
;;;
;;; 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 gv)
  #:use-module (gnu packages)
  #:use-module (gnu packages ghostscript)
  #:use-module (gnu packages compression)
  #:use-module (gnu packages pkg-config)
  #:use-module (gnu packages xorg)
  #:use-module ((guix licenses) #:prefix license:)
  #:use-module (guix packages)
  #:use-module (guix download)
  #:use-module (guix build-system gnu))

(define-public gv
  (package
   (name "gv")
   (version "3.7.4")
   (source (origin
            (method url-fetch)
            (uri (string-append "mirror://gnu/gv/gv-"
                                version ".tar.gz"))
            (sha256 (base32
                     "0q8s43z14vxm41pfa8s5h9kyyzk1fkwjhkiwbf2x70alm6rv6qi1"))))
   (build-system gnu-build-system)
   (arguments
    '(#:phases (modify-phases %standard-phases
                 (add-before 'configure 'set-gs-file-name
                   (lambda* (#:key inputs #:allow-other-keys)
                     ;; Set the value of 'GV.gsInterpreter' in the generated
                     ;; 'gv_system.ad' file.
                     (let ((gs (assoc-ref inputs "ghostscript")))
                       (with-fluids ((%default-port-encoding "ISO-8859-1"))
                        (substitute* "src/Makefile.in"
                          (("GV\\.gsInterpreter:([[:blank:]]+)gs" _ blank)
                           (string-append "GV.gsInterpreter:" blank
                                          gs "/bin/gs"))
                          (("GV\\.gsCmd([[:alpha:]]+):([[:blank:]]+)gs" _
                            command blank)
                           (string-append "GV.gsCmd" command ":"
                                          blank gs "/bin/gs"))))
                       #t))))))
   (inputs `(("ghostscript" ,ghostscript/x)
             ("libx11" ,libx11)
             ("libxaw3d" ,libxaw3d)
             ("libxinerama" ,libxinerama)
             ("libxpm" ,libxpm)
             ("zlib" ,zlib)))
   (native-inputs
     `(("pkg-config" ,pkg-config)))
   (synopsis "PostScript and PDF viewer using Ghostscript as a back-end")
   (description
    "GNU GV is a graphical user interface to the Ghostscript interpreter.
With it, one can view and navigate through PostScript and PDF documents in X
Windows.")
   (license license:gpl3+)
   (home-page "https://www.gnu.org/software/gv/")))
keinfo-html-options): Add viewport to all generated
html pages for better mobile device support.
</span></span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2019-10-21 18:16:16 +0200'>2019-10-21</span></td><td><a href='/guix/commit/doc/build.scm?id=cacb5576cc517cba45f69f1fb1551348714d85d0'>doc: Add support for "guix-cookbook.texi" to 'build.scm'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* doc/build.scm (%manual): New variable.
(html-manual): #:manual now defaults to %MANUAL.
[build]: Define 'language-&gt;texi-file-name' and use it.  Filter out items
of LANGUAGES that lack a .texi file.
(pdf-manual, html-manual-indexes, pdf+html-manual): #:manual now
defaults to %MANUAL.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-09-25 15:46:48 +0200'>2019-09-25</span></td><td><a href='/guix/commit/doc/build.scm?id=012c93e916279f7df0e495aa1a73f696de15b80e'>doc: Support paren matching via CSS hover.</a><span class='msg-avail'>...<span class='msg-tooltip'>* doc/build.scm (syntax-highlighted-html)[build](pair-open/close)
(highlights-&gt;sxml*): New procedures.
(syntax-highlight): Use 'highlights-&gt;sxml*'.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-09-07 18:42:08 +0200'>2019-09-07</span></td><td><a href='/guix/commit/doc/build.scm?id=7854bbeb3f88ad4747b0a4ca01021ef2741f7b4e'>doc: Work around (htmlprag) parser issue.</a><span class='msg-avail'>...<span class='msg-tooltip'>* doc/build.scm (guile-lib/htmlprag-fixed): New variable.
(syntax-highlighted-html): Use it instead of GUILE-LIB.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-09-07 00:36:34 +0200'>2019-09-07</span></td><td><a href='/guix/commit/doc/build.scm?id=f8c143a7131d6f40f387f4cd2ad1fa78b5e2f429'>doc: Highlight Scheme syntax in the HTML output.</a><span class='msg-avail'>...<span class='msg-tooltip'>* doc/build.scm (syntax-highlighted-html): New procedure.
(html-manual): Use it.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-07-16 10:37:49 +0200'>2019-07-16</span></td><td><a href='/guix/commit/doc/build.scm?id=e3e9c191ed045234aa2929c12f6916eeb201744e'>doc: Add 'images' directory next to HTML pages.</a><span class='msg-avail'>...<span class='msg-tooltip'>* doc/build.scm (html-manual): Add images/ symlinks.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-07-15 12:48:49 +0200'>2019-07-15</span></td><td><a href='/guix/commit/doc/build.scm?id=e591541d36215eda3aa2d877578e00939001fb85'>doc: Build a top-level index of the manuals.</a><span class='msg-avail'>...<span class='msg-tooltip'>Suggested by Julien Lepiller.

* doc/build.scm (html-manual-indexes)[build]: Add 'with-extensions'.
(translate): Actually honor DOMAIN.  Add call to 'bindtextdomain' for
ISO-CODES.
(%iso639-languages): New variable.
(language-code-&gt;name, top-level-index): New procedures.
Add call to 'write-html' for OUTPUT/index.html.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-07-15 12:48:49 +0200'>2019-07-15</span></td><td><a href='/guix/commit/doc/build.scm?id=21bec78357ff5b93a14107bbeb5798923162f4b8'>doc: Generalize build procedures of HTML indexes.</a><span class='msg-avail'>...<span class='msg-tooltip'>* doc/build.scm (html-manual-indexes)[build](sxml-index): Generalize;
add a 'title' and a 'body' parameter and honor them.
(language-index): New procedure.
(write-index): Remove.
(write-html): New procedure.
Use 'write-html' and 'language-index'.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-07-07 15:48:17 +0200'>2019-07-07</span></td><td><a href='/guix/commit/doc/build.scm?id=ccadafdcefee012c261513e9d8663a22704bc496'>build: Add 'doc/build.scm' to build on-line copies of the manual.</a><span class='msg-avail'>...<span class='msg-tooltip'>* doc/build.scm: New file.
* Makefile.am (EXTRA_DIST): Add it.
</span></span></td><td>Ludovic Courtès</td></tr>