[PATCH] include: Add single-producer single-consumer ringbuffer implementation.

[Huw Davies]

On Tue, Feb 15, 2022 at 05:47:45AM +0100, me at davidebeatrici.dev wrote:
> From ea32b090c538d0cdd5e2a089554dd89fec97a4d0 Mon Sep 17 00:00:00 2001
> From: Davide Beatrici <git at davidebeatrici.dev>
> Date: Tue, 15 Feb 2022 01:06:13 +0100
> Subject: [PATCH] include: Add single-producer single-consumer ringbuffer
>  implementation.
> 
> The ringbuffer was written for the PipeWire driver I'm working on.
> 
> I'm committing it separately because its implementation is generic,
> allowing it to be used pretty much universally.

As discussed on #winehackers, this should be kept local until
it's clear that it's needed globally.

Huw.