;;; 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"))))))
ound.scm?id=edbbb95ed239bd04c818ac81f5a3ab98819de34b'>sound.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/services/sound.scm?id=edbbb95ed239bd04c818ac81f5a3ab98819de34b&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2020-05-06 22:49:55 +0200'>2020-05-06</span></td><td><a href='/guix/commit/gnu/services/sound.scm?id=3ed94ed8c2d1d0befc99ef2740b6fb9f717207db'>services: Do not use symbolic links in PulseAudio variables.</a><span class='msg-avail'>...<span class='msg-tooltip'>This addresses &lt;https://bugs.gnu.org/40837&gt; by making these configuration
files more easily accessible within the WebKitGTK sandbox.

* gnu/services/sound.scm (pulseaudio-environment): Move below
PULSEAUDIO-CONF-ENTRY.  Instantiate PULSE_CONFIG and PULSE_CLIENTCONFIG
entries directly instead of referring to /etc/pulse.
(pulseaudio-etc): Do not create /etc/pulse/client.conf and /etc/pulse/daemon.conf.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2020-01-11 18:18:51 +0100'>2020-01-11</span></td><td><a href='/guix/commit/gnu/services/sound.scm?id=f1022fbf2f16b0c9ae9fa0f8af4e61e035fec4cf'>services: Split ladspa-service-type from pulseaudio-service-type.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/sound.scm (ladspa-configuration): New record.
(ladspa-environment): New procedure.
(ladspa-service-type): New service type.
(pulseaudio-environment): Remove LADSPA_PATH.
* doc/guix.texi: Adjust documentation.

Signed-off-by: Marius Bakke &lt;mbakke@fastmail.com&gt;
</span></span></td><td>Leo Prikler</td></tr>
<tr><td><span title='2020-01-11 18:18:51 +0100'>2020-01-11</span></td><td><a href='/guix/commit/gnu/services/sound.scm?id=f6f918113052fe781fa7a1c4c6b666b5aa57c834'>services: pulseaudio-configuration: Set flat-volumes to no.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/sound (pulseaudio-configuration) [daemon-conf]: Disable
flat-volumes, which causes unpleasant experiences to users when applications
inadvertently max out the system volume (e.g. as in #38172).

Signed-off-by: Marius Bakke &lt;mbakke@fastmail.com&gt;
</span></span></td><td>Leo Prikler</td></tr>
<tr><td><span title='2020-01-11 18:18:50 +0100'>2020-01-11</span></td><td><a href='/guix/commit/gnu/services/sound.scm?id=f547426200d5547268d4a4a8f51c913072fa622f'>services: Add pulseaudio-configuration.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/sound (&lt;pulseaudio-configuration&gt;): New record.
(pulseaudio-etc): New procedure.
(pulseaudio-environment): Add PULSE_CONFIG and PULSE_CLIENTCONFIG.
(pulseaudio-service-type): Update accordingly.

Signed-off-by: Marius Bakke &lt;mbakke@fastmail.com&gt;
</span></span></td><td>Leo Prikler</td></tr>
<tr><td><span title='2020-01-08 10:21:45 +0300'>2020-01-08</span></td><td><a href='/guix/commit/gnu/services/sound.scm?id=a66ee82a05d8ff1ef7c5ff9ac7723cb32fc4e22a'>services: Add pulseaudio service.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/sound.scm (pulseaudio-environment): New procedure.
(pulseaudio-service-type): New variable.
* doc/guix.texi (Sound Services): Document it.
</span></span></td><td>Oleg Pykhalov</td></tr>