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alsactl: Add path condition to alsa-store and alsa-restore services

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With alsa-restore.service and alsa-store.service, systemd invokes
alsactl at boot and shutdown times.  When this is invoked on a system
without sound cards, it results in an ugly error message from alsact

  /usr/sbin/alsactl: save_state:1590: No soundcards found...
  return code is "19"

Add ConditionPathExistsGlob checks of /dev/snd/control* devices for
avoiding unnecessary invocations of alsactl on such a system.

Bugzilla: https://bugzilla.suse.com/show_bug.cgi?id=940950
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2015-08-10 14:42:24 +02:00
parent ff9b070d9c
commit 0e864e1a3a
2 changed files with 2 additions and 0 deletions
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1
alsactl/alsa-restore.service.in
View file

@ -6,6 +6,7 @@
[Unit]
Description=Restore Sound Card State
ConditionPathExists=!@daemonswitch@
ConditionPathExistsGlob=/dev/snd/control*
DefaultDependencies=no
After=alsa-state.service
Before=shutdown.target

1
alsactl/alsa-store.service.in
View file

@ -6,6 +6,7 @@
[Unit]
Description=Store Sound Card State
ConditionPathExists=!@daemonswitch@
ConditionPathExistsGlob=/dev/snd/control*
DefaultDependencies=no
Before=shutdown.target