[PATCH 09/15] sink, source: Assign to s->muted from only one place

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15.04.2014 16:56, Tanu Kaskinen wrote:
> +typedef int (*pa_sink_get_mute_cb_t)(pa_sink *s, bool *mute);
> +
>   struct pa_sink {
>       pa_msgobject parent;
>   
> @@ -191,14 +193,14 @@ struct pa_sink {
>        * set this callback. */
>       pa_sink_cb_t write_volume; /* may be NULL */
>   
> -    /* Called when the mute setting is queried. A PA_SINK_MESSAGE_GET_MUTE
> -     * message will also be sent. Called from IO thread if PA_SINK_DEFERRED_VOLUME
> -     * flag is set otherwise from main loop context. If refresh_mute is false
> -     * neither this function is called nor a message is sent.
> +    /* Called when the mute setting is queried. Called from the IO thread if
> +     * the PA_SINK_DEFERRED_VOLUME flag is set, otherwise called from the main
> +     * thread. The implementation is expected to set the mute parameter and
> +     * return 0 on success, or return -1 on failure.
>        *
>        * You must use the function pa_sink_set_get_mute_callback() to
>        * set this callback. */
> -    pa_sink_cb_t get_mute; /* may be NULL */
> +    pa_sink_get_mute_cb_t get_mute; /* may be NULL */

It is not clear from the documentation how a NULL get_mute meets the 
expectation above (i.e. get_mute == NULL has unclear semantics). Same 
for sources.

-- 
Alexander E. Patrakov



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