Re: What's the difference between a "coroutine" and a "thread" in Lua?

[Asko Kauppi <askok@...>]

To take this thread ;) in a helthier direction...

Can you please list such tasks, where built-in pre-emptive  
parallelism would have been useful.  My curiosity is as the author of  
Lanes, wanting to know what couldn't be achieved by the current,  
extension module based approach. "Certain tasks" was too vague.

-asko


Rob Kendrick kirjoitti 13.8.2007 kello 21:27:

> Stefan Sandberg wrote:
>
> > "Real" preemptive threading is something that should be incorporated
> > deeper in the lua core though, as well as someone giving Mike Pall a
> > 64bit cpu!,  since both of those are utterly vital in the very near
> > future...
>
> Certainly there have been occasions where I'd have liked Lua to have
> some form of internal pre-emptive multitasking on the op-code level.
> Obviously, this wouldn't be able to pre-empt threads if they were
> currently in C code, but it would still be useful for certain tasks.
>
> Perhaps even some evil scheme for allowing multi-tasking between
> multiple Lua states with such a scheme could be even more useful?
>
> B.