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alsa: add alsa.deny to fail init of the PCM

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Handy to block audacity from probing the hardware.
This commit is contained in:
Wim Taymans 2023-10-12 18:41:37 +02:00
parent e940361c94
commit e063cc38a9
1 changed files with 6 additions and 0 deletions
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6
pipewire-alsa/alsa-plugins/pcm_pipewire.c
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@ -1238,6 +1238,12 @@ static int snd_pcm_pipewire_open(snd_pcm_t **pcmp,
if (str != NULL)
pw_properties_update_string(pw->props, str, strlen(str));
if ((str = pw_properties_get(pw->props, "alsa.deny")) != NULL &&
spa_atob(str)) {
err = -EACCES;
goto error;
}
str = getenv("PIPEWIRE_NODE");
if (str != NULL && str[0])
pw_properties_set(pw->props, PW_KEY_TARGET_OBJECT, str);