[bug#38075] [PATCH] services: mpd: add pulseaudio support

[Robert Smith <robertsmith@posteo.net>]

Set the XDG_RUNTIME_PATH environment variable in the mpd service so
that it can detect pulseaudio when run under a user account.
---
 gnu/services/audio.scm | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/gnu/services/audio.scm b/gnu/services/audio.scm
index 471c5fd95f..424ccc7c8f 100644
--- a/gnu/services/audio.scm
+++ b/gnu/services/audio.scm
@@ -140,6 +140,12 @@ audio_output {
                    "--no-daemon"
                    #$(mpd-config->file config))
              #:pid-file #$(mpd-file-name config "pid")
+             #:environment-variables
+             '(#$(string-append
+                   "XDG_RUNTIME_DIR=/run/user/"
+                   (number->string
+                     (passwd:uid 
+                       (getpwnam (mpd-configuration-user config))))))
              #:log-file #$(mpd-file-name config "log")))
    (stop  #~(make-kill-destructor))))
 
-- 
2.23.0