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Re: Concurrency via isolated process/thread

From: Eli Zaretskii
Subject: Re: Concurrency via isolated process/thread
Date: Thu, 06 Jul 2023 18:18:53 +0300

> From: Ihor Radchenko <yantar92@posteo.net>
> Cc: luangruo@yahoo.com, emacs-devel@gnu.org
> Date: Thu, 06 Jul 2023 15:09:06 +0000
> Eli Zaretskii <eliz@gnu.org> writes:
> >> Do you mean that binary communication is already possible? If so, is it
> >> documented somewhere?
> >
> > What is the difference between binary and text in this context, in
> > your interpretation?
> AFAIK, process communication is now implemented using buffers that, even
> in the absence of coding system, index the data stream into byte array.

Yes, but isn't binary data also a stream of bytes?

> I am not sure if it is something that can be directly fed to memcpy (thus
> avoiding too much of extra cost for passing Lisp data around).

If you don't want the incoming data to be inserted into a buffer or
produce a string from it, then what do you want to do with it instead?
To use something in Emacs, we _must_ make some Lisp object out of it,

> > (I'm surprised to hear they are perceived as
> > different by someone who comes from Posix background, not MS-Windows
> > background.)
> I was looking at this from C perspective.

There's no difference there as well.

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