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authorOleg Pykhalov <go.wigust@gmail.com>2020-01-05 20:11:01 +0300
committerOleg Pykhalov <go.wigust@gmail.com>2020-01-08 10:21:45 +0300
commita66ee82a05d8ff1ef7c5ff9ac7723cb32fc4e22a (patch)
treeea8720cdbd6aa6d7a24039004f621217873ec6a7
parent9f5cb517d09eb6136c21bb8bbe097951a1af85d5 (diff)
services: Add pulseaudio service.
* gnu/services/sound.scm (pulseaudio-environment): New procedure. (pulseaudio-service-type): New variable. * doc/guix.texi (Sound Services): Document it.
-rw-r--r--doc/guix.texi14
-rw-r--r--gnu/services/sound.scm28
2 files changed, 40 insertions, 2 deletions
diff --git a/doc/guix.texi b/doc/guix.texi
index df1ba428a5..bb0ef17ddd 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -15951,6 +15951,20 @@ pcm.!default @{
See @uref{https://www.alsa-project.org/main/index.php/Asoundrc} for the
details.
+@deffn {Scheme Variable} pulseaudio-service-type
+This is the type for the @uref{http://www.pulseaudio.org/, PulseAudio
+sound server}, which sets the @var{LADSPA_PATH} environment variable to
+allow PulseAudio load modules from @code{swh-plugins} package.
+
+See @uref{http://plugin.org.uk/ladspa-swh/docs/ladspa-swh.html} for the
+details.
+
+The following example will setup the service:
+
+@lisp
+(service pulseaudio-service-type)
+@end lisp
+@end deffn
@node Database Services
@subsection Database Services
diff --git a/gnu/services/sound.scm b/gnu/services/sound.scm
index f2dd24402f..aaca733729 100644
--- a/gnu/services/sound.scm
+++ b/gnu/services/sound.scm
@@ -1,5 +1,5 @@
;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2018 Oleg Pykhalov <go.wigust@gmail.com>
+;;; Copyright © 2018, 2020 Oleg Pykhalov <go.wigust@gmail.com>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -21,16 +21,20 @@
#:use-module (gnu services configuration)
#:use-module (gnu services shepherd)
#:use-module (gnu services)
+ #:use-module (gnu system pam)
#: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 audio)
#:use-module (gnu packages linux)
#:use-module (gnu packages pulseaudio)
#:use-module (ice-9 match)
#:export (alsa-configuration
- alsa-service-type))
+ alsa-service-type
+
+ pulseaudio-service-type))
;;; Commentary:
;;;
@@ -97,4 +101,24 @@ ctl.!default {
(default-value (alsa-configuration))
(description "Configure low-level Linux sound support, ALSA.")))
+
+;;;
+;;; PulseAudio
+;;;
+
+(define (pulseaudio-environment config)
+ ;; Define this variable in the global environment such that
+ ;; pulseaudio swh-plugins works.
+ `(("LADSPA_PATH"
+ . ,(file-append swh-plugins "/lib/ladspa"))))
+
+(define pulseaudio-service-type
+ (service-type
+ (name 'pulseaudio)
+ (extensions
+ (list (service-extension session-environment-service-type
+ pulseaudio-environment)))
+ (default-value #f)
+ (description "Configure PulseAudio sound support.")))
+
;;; sound.scm ends here