diff options
Diffstat (limited to 'gnu/services')
-rw-r--r-- | gnu/services/sound.scm | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/gnu/services/sound.scm b/gnu/services/sound.scm new file mode 100644 index 0000000000..5fe555e8b6 --- /dev/null +++ b/gnu/services/sound.scm @@ -0,0 +1,86 @@ +;;; GNU Guix --- Functional package management for GNU +;;; Copyright © 2018 Oleg Pykhalov <go.wigust@gmail.com> +;;; +;;; 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 services sound) + #:use-module (gnu services base) + #:use-module (gnu services configuration) + #:use-module (gnu services shepherd) + #:use-module (gnu services) + #:use-module (gnu system shadow) + #:use-module (guix gexp) + #:use-module (guix packages) + #:use-module (guix records) + #:use-module (guix store) + #:use-module (gnu packages pulseaudio) + #:use-module (ice-9 match) + #:export (alsa-configuration + alsa-service-type)) + +;;; Commentary: +;;; +;;; Sound services. +;;; +;;; Code: + + +;;; +;;; ALSA +;;; + +(define-record-type* <alsa-configuration> + alsa-configuration make-alsa-configuration alsa-configuration? + (pulseaudio? alsa-configuration-pulseaudio? ;boolean + (default #t)) + (extra-options alsa-configuration-extra-options ;string + (default ""))) + +(define (alsa-config-file config) + "Return the ALSA configuration file corresponding to CONFIG." + (plain-file "asound.conf" + (string-append "# Generated by 'alsa-service'.\n\n" + (if (alsa-configuration-pulseaudio? config) + "# Use PulseAudio by default +pcm.!default { + type pulse + fallback \"sysdefault\" + hint { + show on + description \"Default ALSA Output (currently PulseAudio Sound Server)\" + } +} + +ctl.!default { + type pulse + fallback \"sysdefault\" +} +" + "") + (alsa-configuration-extra-options config)))) + +(define (alsa-etc-service config) + (list `("asound.conf" ,(alsa-config-file config)))) + +(define alsa-service-type + (service-type + (name 'alsa) + (extensions + (list (service-extension etc-service-type alsa-etc-service))) + (default-value (alsa-configuration)) + (description "Configure low-level Linux sound support, ALSA."))) + +;;; sound.scm ends here |