gnu/packages/less.scm

   1 ;;; GNU Guix --- Functional package management for GNU
   2 ;;; Copyright © 2012 Nikita Karetnikov <nikita@karetnikov.org>
   3 ;;; Copyright © 2019–2021 Tobias Geerinckx-Rice <me@tobias.gr>
   4 ;;; Copyright © 2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
   5 ;;; Copyright © 2020 Michael Rohleder <mike@rohleder.de>
   6 ;;;
   7 ;;; This file is part of GNU Guix.
   8 ;;;
   9 ;;; GNU Guix is free software; you can redistribute it and/or modify it
  10 ;;; under the terms of the GNU General Public License as published by
  11 ;;; the Free Software Foundation; either version 3 of the License, or (at
  12 ;;; your option) any later version.
  13 ;;;
  14 ;;; GNU Guix is distributed in the hope that it will be useful, but
  15 ;;; WITHOUT ANY WARRANTY; without even the implied warranty of
  16 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 ;;; GNU General Public License for more details.
  18 ;;;
  19 ;;; You should have received a copy of the GNU General Public License
  20 ;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
  21
  22 (define-module (gnu packages less)
  23   #:use-module (guix licenses)
  24   #:use-module (gnu packages)
  25   #:use-module (gnu packages ncurses)
  26   #:use-module (gnu packages perl)
  27   #:use-module (gnu packages file)
  28   #:use-module (guix packages)
  29   #:use-module (guix download)
  30   #:use-module (guix git-download)
  31   #:use-module (guix build-system gnu))
  32
  33 (define-public less
  34   (package
  35     (name "less")
  36     (version "581")
  37     (source
  38      (origin
  39        (method url-fetch)
  40        (uri (list (string-append "mirror://gnu/less/less-"
  41                                  version ".tar.gz")
  42                   (string-append "http://www.greenwoodsoftware.com/less/less-"
  43                                  version ".tar.gz")))
  44        (patches (search-patches "less-hurd-path-max.patch"))
  45        (sha256
  46         (base32 "0r9cdawhk3n3i5hkcqci5k122srj48qsp3i7zpnf0rvqzs1py1qx"))))
  47     (build-system gnu-build-system)
  48     (inputs `(("ncurses" ,ncurses)))
  49     (home-page "https://www.gnu.org/software/less/")
  50     (synopsis "Paginator for terminals")
  51     (description
  52      "GNU less is a pager, a program that allows you to view large amounts
  53 of text in page-sized chunks.  Unlike traditional pagers, it allows both
  54 backwards and forwards movement through the document.  It also does not have
  55 to read the entire input file before starting, so it starts faster than most
  56 text editors.")
  57     (license gpl3+))) ; some files are under GPLv2+
  58
  59 (define-public lesspipe
  60   (package
  61     (name "lesspipe")
  62     (version "1.85")
  63     (source (origin
  64               (method git-fetch)
  65               (uri (git-reference
  66                     (url "https://github.com/wofr06/lesspipe")
  67                     (commit version)))
  68               (file-name (git-file-name name version))
  69               (sha256
  70                (base32
  71                 "1v1jdkdq1phc93gdr6mjlk98gipxrkkq4bj8kks0kfdvjgdwkdaa"))))
  72     (build-system gnu-build-system)
  73     (arguments
  74      '(#:tests? #f                      ; no tests
  75        #:phases (modify-phases %standard-phases
  76                   (replace 'configure
  77                     (lambda* (#:key outputs #:allow-other-keys)
  78                       (let ((out (assoc-ref outputs "out")))
  79                         (delete-file "Makefile") ; force generating
  80                         (invoke "./configure"
  81                                 (string-append "--prefix=" out)
  82                                 "--yes")
  83                         #t)))
  84                   (add-before 'install 'patch-tput-and-file
  85                     (lambda* (#:key inputs #:allow-other-keys)
  86                       (substitute* "lesspipe.sh"
  87                         (("tput colors")
  88                          (string-append (assoc-ref inputs "ncurses")
  89                                         "/bin/tput colors"))
  90                         (("file -")
  91                          (string-append (assoc-ref inputs "file")
  92                                         "/bin/file -")))
  93                       #t)))))
  94     (inputs
  95      `(("file" ,file)
  96        ("ncurses" ,ncurses)))  ; for tput
  97     (native-inputs `(("perl" ,perl)))
  98     (home-page "https://github.com/wofr06/lesspipe")
  99     (synopsis "Input filter for less")
 100     (description "To browse files, the excellent viewer @code{less} can be
 101 used.  By setting the environment variable @code{LESSOPEN}, less can be
 102 enhanced by external filters to become more powerful.  The input filter for
 103 less described here is called @code{lesspipe.sh}.  It is able to process a
 104 wide variety of file formats.  It enables users to inspect archives and
 105 display their contents without having to unpack them before.  The filter is
 106 easily extensible for new formats.")
 107     (license gpl2+)))