;;; 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/")))
for i686 and beyond.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes &lt;https://issues.guix.gnu.org/52752&gt;.
Reported by Denis 'GNUtoo' Carikli &lt;GNUtoo@cyberdimension.org&gt;.

* tests/gremlin.scm ("file-needed/recursive"): Augment the list of vDSO
names.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-01-08 15:51:22 -0800'>2022-01-08</span></td><td><a href='/guix/commit/tests/gremlin.scm?id=6a2050b1e1c7f09ef9b6af43044b7c0e4786d39d'>tests: Fix file-needed/recursive on powerpc64le-linux.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes: &lt;https://issues.guix.gnu.org/52940&gt;.

* tests/gremlin.scm (file-needed/recursive): Consider two entries to be
equivalent not when they are the same string, but rather when they refer to
the same file.
[ground-truth]: In addition to strings that begin with "linux-vdso.so", remove
strings that begin with "linux-vdso64.so".
</span></span></td><td>Chris Marusich</td></tr>
<tr><td><span title='2021-06-23 20:30:22 -0700'>2021-06-23</span></td><td><a href='/guix/commit/tests/gremlin.scm?id=e4b5a23841bc6a92e2e21dd8b1038addee55eb02'>tests: gremlin: Skip file-needed/recursive if DT_NEEDED is empty.</a><span class='msg-avail'>...<span class='msg-tooltip'>* tests/gremlin.scm (file-needed/recursive): Skip the test when (file-runpath
%guile-executable) evaluates to the empty list.  This causes the test to be
correctly skipped in the case where Guix has been built using a foreign
distro's toolchain and libraries.
</span></span></td><td>Chris Marusich</td></tr>
<tr><td><span title='2021-04-22 14:04:27 +0200'>2021-04-22</span></td><td><a href='/guix/commit/tests/gremlin.scm?id=1010171280cb34c8dc361644b66fdd1a041d297a'>gremlin: 'elf-dynamic-info' returns a file name rathern than a dynamic entry.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/build/gremlin.scm (elf-dynamic-info): Return the dynamic entry
value, not the dynamic entry.
* tests/gremlin.scm ("elf-dynamic-info-soname"): New test.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Dion Mendel</td></tr>
<tr><td><span title='2020-12-01 21:30:28 +0100'>2020-12-01</span></td><td><a href='/guix/commit/tests/gremlin.scm?id=53fd256e5ba43e516fb9d6eaf085b88fe8bd12b6'>gremlin: Add 'file-needed/recursive'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/build/gremlin.scm (file-needed/recursive): New procedure.
* tests/gremlin.scm ("file-needed/recursive"): New test.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-09-19 17:28:46 +0200'>2020-09-19</span></td><td><a href='/guix/commit/tests/gremlin.scm?id=49a1203d67a90a6a7ce4e4537697a6da96ceb213'>gremlin: Add 'set-file-runpath', 'file-runpath', and 'file-needed'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/build/gremlin.scm (file-dynamic-info, file-runpath, file-needed):
New procedures.
(&amp;missing-runpath-error, &amp;runpath-too-long-error): New condition types.
(set-file-runpath): New procedure.
* tests/gremlin.scm ("set-file-runpath + file-runpath"): New test.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-05-18 12:10:15 +0200'>2019-05-18</span></td><td><a href='/guix/commit/tests/gremlin.scm?id=6b97415996583b15a97dad8254f610275353e913'>gremlin: Adjust tests for foreign distros.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes &lt;https://bugs.gnu.org/35775&gt;.

* tests/gremlin.scm ("elf-dynamic-info-needed, executable"): Expect only
libguile and libc among NEEDED.
("strip-runpath"): Pass '--enable-new-dtags' to get RUNPATH, not RPATH.
</span></span></td><td>Ting-Wei Lan</td></tr>