;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2012, 2013, 2017 Ludovic Courtès <ludo@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 gperf)
  #:use-module (guix licenses)
  #:use-module (guix packages)
  #:use-module (guix download)
  #:use-module (guix build-system gnu))

(define-public gperf
  (package
    (name "gperf")
    (version "3.1")
    (source
     (origin
      (method url-fetch)
      (uri (string-append "mirror://gnu/gperf/gperf-"
                          version ".tar.gz"))
      (sha256
       (base32
        "1qispg6i508rq8pkajh26cznwimbnj06wq9sd85vg95v8nwld1aq"))))
    (build-system gnu-build-system)
    (arguments '(#:parallel-tests? #f))
    (home-page "https://www.gnu.org/software/gperf/")
    (synopsis "Perfect hash function generator")
    (description
     "gperf is a perfect hash function generator.  For a given list of
strings, it produces a hash function and hash table in C or C++ code.  That
the hash function is perfect means that no collisions can exist and that
look-ups can be made by single string comparisons.")
    (license gpl3+)))

(define-public gperf-3.0
  ;; This older version would use 'unsigned int' in its generated lookup
  ;; functions whereas 3.1 uses 'size_t', which causes breakage such as
  ;; <https://github.com/wingo/elogind/issues/8>.
  (package
    (inherit gperf)
    (version "3.0.4")
    (source (origin
              (method url-fetch)
              (uri (string-append "mirror://gnu/gperf/gperf-"
                                  version ".tar.gz"))
              (sha256
               (base32
                "0gnnm8iqcl52m8iha3sxrzrl9mcyhg7lfrhhqgdn4zj00ji14wbn"))))))
tent'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/tests/guix-archive.sh?id=a1acec2fe9bbf8aa95f922efc9d8bba6d7eba172&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2020-12-15 17:32:09 +0100'>2020-12-15</span></td><td><a href='/guix/commit/tests/guix-archive.sh?id=ed7d02f7c198970ce3fe94bcee47592963326446'>serialization: 'restore-file' sets canonical timestamp and permissions.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/serialization.scm (restore-file): Set the permissions and mtime
of FILE.
* guix/nar.scm (finalize-store-file): Pass #:reset-timestamps? #f to
'register-items'.
* tests/nar.scm (rm-rf): Add 'chmod' calls to ensure files are writable.
("write-file + restore-file with symlinks"): Ensure every file in OUTPUT
passes 'canonical-file?'.
* tests/guix-archive.sh: Run "chmod -R +w" before "rm -rf".
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-09-28 21:06:36 -0500'>2020-09-28</span></td><td><a href='/guix/commit/tests/guix-archive.sh?id=d8934360d2453a403b5433e71d09188e4ed23b57'>tests: Simplify shell exit status negation;</a><span class='msg-avail'>...<span class='msg-tooltip'>* tests/guix-archive.sh, tests/guix-build-branch.sh, tests/guix-build.sh,
tests/guix-daemon.sh, tests/guix-download.sh, tests/guix-environment.sh,
tests/guix-gc.sh, tests/guix-git-authenticate.sh, tests/guix-graph.sh,
tests/guix-hash.sh, tests/guix-lint.sh, tests/guix-pack-relocatable.sh,
tests/guix-pack.sh, tests/guix-package-aliases.sh, tests/guix-package-net.sh,
tests/guix-package.sh: Use the shell '!' keyword to negate command exit status
in place of 'if ...; then false; else true; fi'
</span></span></td><td>Eric Bavier</td></tr>
<tr><td><span title='2019-12-12 17:56:58 +0100'>2019-12-12</span></td><td><a href='/guix/commit/tests/guix-archive.sh?id=044277f610b02c3821afa0afdc2b2b140bb92cb4'>guix archive: Add '--list'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/scripts/archive.scm (show-help, %options): Add '--list'.
(list-contents): New procedure.
(guix-archive): Honor the '--list' option.
* tests/guix-archive.sh: Test it.
* doc/guix.texi (Invoking guix archive): Document it.
</span></span></td><td>Ludovic Courtès</td></tr>