unreliable timer with RUN_ONCE since 4.10

[Marc Lehmann]

On Mon, Feb 22, 2016 at 04:13:07PM +0200, Alex Efros <powerman at powerman.name> wrote:
> Okay, that makes sense, thanks.
> 
> If it works this way (because of internal libev watchers), then I see
> possible use cases for EV::run(0) and EV::run(RUN_NOWAIT), but can't
> imagine use cases for RUN_ONCE. Are there some examples for RUN_ONCE uses?

The typical RUN_ONCE use case is to implement your own ev_run-like
function with extra functionality. For example, ev_break-like
functionality could be implemented via RUN_ONCE.

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