Re: multi-threaded Emacs

[Stefan Monnier]

>>>> let-binding, of course.  It's probably the only one that matters
>>>> (besides the internal ones like current_buffer).
>>> Isn't enough to have a separate `specpdl' for every thread?
>> Not sure what you mean.  My above text is talking about the provided
>> behavior, not about the implementation that provides it.
> Sorry, I wasn't clear.  If we will store thread local data only on
> `specpdl', and I think it is the proper way, thread local data will not
> be persistent among calls to `run-in-thread'.

You mean you want to use the code #2 rather than code #3 to implement
dynamic scoping?  That might be OK, but I think it's going to take more
work than #3 and will require more care w.r.t performance impact since
it tends to make `symbol-value' algorithmically slower.


        Stefan