On 2020-01-03, R.Wieser  wrote:
>> I'm not surprised. I don't think there are many people who have
>> programmed the ALSA interface,
>
> Not ?   In that case, how does everybody else get user-defined sounds from
> their speakers ?    Is there another approach available ?

They use existing software.

  system("aplay somesound.wav");

Yes I know :-(

The other way is hardware. Use a spare gpio pin to switch on and off a
ceramic sounder.

Jim

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