[ab] SDL and polling based Slime

[Luke J Crook]

Brad Beveridge wrote:
> Hello list,
> I'm running SBCL 1.0.4.109 on a Mac Book Pro.  Since threading is not
> working properly with this SBCL variant yet, I am not running Slime in
> thread mode.  So my Slime connection uses:
> CL-USER> (swank::preferred-communication-style)
> :FD-HANDLER
> 
> Lets take the recursive-rects example.  When I run this, I get a
> window with the correct output, but I cannot use Slime to break into
> the running Lisp image.  I'm assuming this is because the :FD-HANDLER
> communication mechanism isn't getting a chance to run.  My attempted
> fix is to change the :IDLE event
> (:idle () (sb-sys:serve-all-events 0) (sdl:update-display))
> 

I didn't even know that this was possible. Please let the group know
when you get this working as I would find it useful for OpenRM.

By the way there are a few examples (notably metaballs) that do not yet
work in SBCL. It is probably something minor but I haven't gotten around
to fixing this yet.

- Luke