Re: Concurrency via isolated process/thread

[Po Lu]

Ihor Radchenko <yantar92@posteo.net> writes:

> I am only aware of text-based communication. Is there anything else?

It doesn't have to be text, no, it could be binary data as well, on top
of which any RPC mechanism could be built.

> AFAIU, one of the big blockers of this is single-threaded GC. Emacs
> cannot free/allocate memory asynchronously. Or do I miss something?

Garbage collection can be made to suspend all other threads and ``pin''
string blocks that are referenced from other threads as a temporary
measure.  It's hardly the reason that makes Emacs difficult to
interlock.