From: Benjamin Riefenstahl <Benjamin.Riefenstahl@epost.de>
Cc: emacs-devel@gnu.org
Subject: Re: Are there plans for a multi-threaded Emacs?
Date: Sun, 30 Nov 2003 19:12:00 +0100 [thread overview]
Message-ID: <m3n0adlo9b.fsf@seneca.benny.turtle-trading.net> (raw)
In-Reply-To: <87ekvpx18d.fsf@emptyhost.emptydomain.de> (Kai Grossjohann's message of "Sun, 30 Nov 2003 16:36:18 +0000")
Hi Kai,
Kai Grossjohann <kai@emptydomain.de> writes:
> Well, I don't know a lot about threading, but Java, at least, has
> the same problem: you need to synchronize access to a variable to
> prevent such things from happening. By default, synchronized access
> is turned off.
>
> [...]
>
> What do people think? Maybe I missed something obvious...
Just a thought: The Asm/C/Java model of threads is not the only
possibility.
Another model is to create isolated contexts/interpreters for each
thread and require explicit coding to communicate between the threads
and for setting up variables that are synchronized between them. This
is easier to use in a migration from a single-thread model, and I
think it is also easier and safer to program in general.
OTOH, with a system that does so much in LISP as Emacs does, even
going to the trouble of dump and undump, this model can lead to a lot
of duplicated state, which of course costs memory and also may create
inconsistencies at the user level, when customizations only apply to
one thread but not to the other.
As I said, just a thought...
benny
next prev parent reply other threads:[~2003-11-30 18:12 UTC|newest]
Thread overview: 133+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-11-16 21:46 Are there plans for a multi-threaded Emacs? Frank Schmitt
2003-11-17 0:49 ` Alex Schroeder
2003-11-17 4:06 ` Dhruva Krishnamurthy
2003-11-17 4:29 ` Miles Bader
2003-11-30 16:36 ` Kai Grossjohann
2003-11-30 18:01 ` Vinicius Jose Latorre
2003-11-30 18:39 ` Kai Grossjohann
2003-11-30 18:12 ` Benjamin Riefenstahl [this message]
2003-11-30 19:40 ` Nic Ferrier
2003-12-01 16:04 ` Ted Zlatanov
2003-12-02 14:45 ` Ted Lemon
2003-12-02 15:48 ` Per Abrahamsen
2003-12-02 17:18 ` David Kastrup
2003-12-03 12:38 ` Per Abrahamsen
2003-12-02 17:27 ` Stefan Monnier
2003-12-02 18:53 ` Simon Josefsson
2003-12-03 13:03 ` Per Abrahamsen
2003-12-02 17:44 ` Ted Zlatanov
2003-12-03 17:16 ` Richard Stallman
2003-12-03 17:58 ` Ted Zlatanov
2003-12-03 23:38 ` Martin Stjernholm
2003-12-04 13:05 ` Ted Zlatanov
2003-12-04 14:07 ` David Kastrup
2003-12-04 14:58 ` Nic Ferrier
2003-12-04 15:44 ` David Kastrup
2003-12-04 16:17 ` Kim F. Storm
2003-12-04 15:58 ` Nic Ferrier
2003-12-04 16:26 ` non-blocking sockets (was Re: Are there plans for a multi-threaded Emacs?) Nic Ferrier
2003-12-05 11:35 ` Kim F. Storm
2003-12-04 19:55 ` Are there plans for a multi-threaded Emacs? Ted Zlatanov
2003-12-04 20:30 ` Stefan Monnier
2003-12-04 20:58 ` Ted Zlatanov
2003-12-04 22:49 ` Stefan Monnier
2003-12-05 12:17 ` Ted Zlatanov
2003-12-05 13:06 ` Thien-Thi Nguyen
2003-12-05 14:44 ` David Kastrup
2003-12-07 23:55 ` Stefan Monnier
2003-12-08 16:54 ` Ted Zlatanov
2003-12-08 17:09 ` David Kastrup
2003-12-08 18:10 ` Ted Zlatanov
2003-12-08 22:02 ` Martin Stjernholm
2003-12-08 18:25 ` What's the problem? (Was: Are there plans for a multi-threaded Emacs?) Luke Gorrie
2003-12-08 19:56 ` Ted Zlatanov
2003-12-08 20:56 ` David Kastrup
2003-12-08 22:09 ` Martin Stjernholm
2003-12-08 21:01 ` Stefan Monnier
2003-12-08 19:57 ` What's the problem? Simon Josefsson
2003-12-09 23:45 ` Juri Linkov
2003-12-10 0:58 ` Simon Josefsson
2003-12-10 4:35 ` Miles Bader
2003-12-10 5:38 ` Simon Josefsson
2003-12-10 5:51 ` Miles Bader
2003-12-10 6:34 ` Simon Josefsson
2003-12-10 7:19 ` Miles Bader
2003-12-11 14:12 ` Stefan Monnier
2003-12-11 23:09 ` Miles Bader
2003-12-12 23:55 ` Richard Stallman
2003-12-13 16:11 ` Eli Zaretskii
2003-12-13 17:29 ` Jan D.
2003-12-13 17:35 ` David Kastrup
2003-12-14 6:17 ` Eli Zaretskii
2003-12-14 11:55 ` David Kastrup
2003-12-14 14:27 ` Eli Zaretskii
2003-12-14 10:18 ` Richard Stallman
2003-12-10 8:18 ` Eli Zaretskii
2003-12-11 14:45 ` Richard Stallman
2003-12-10 15:36 ` Ted Zlatanov
2003-12-11 1:46 ` Miles Bader
2003-12-12 23:54 ` Richard Stallman
2003-12-11 18:39 ` Ted Zlatanov
2003-12-11 18:48 ` Ted Zlatanov
2003-12-12 3:27 ` Luke A. Olbrish
2003-12-12 3:57 ` Miles Bader
2003-12-13 15:17 ` Richard Stallman
2003-12-13 4:08 ` Miles Bader
2003-12-13 23:14 ` Richard Stallman
2003-12-14 13:12 ` Emacs kill buffer Camm Maguire
2003-12-09 19:28 ` What's the problem? (Was: Are there plans for a multi-threaded Emacs?) Ted Zlatanov
2003-12-09 22:02 ` David Kastrup
2003-12-10 0:13 ` Stefan Monnier
2003-12-10 1:41 ` David Kastrup
2003-12-10 2:49 ` Stefan Monnier
2003-12-12 0:44 ` Martin Stjernholm
2003-12-10 0:45 ` Martin Stjernholm
2003-12-10 2:55 ` Stefan Monnier
2003-12-09 19:32 ` Ted Zlatanov
2003-12-09 22:13 ` Stefan Monnier
2003-12-10 15:16 ` Ted Zlatanov
[not found] ` <E1AUS6B-0006KH-Hq@fencepost.gnu.org>
[not found] ` <4ny8tjryy8.fsf@collins.bwh.harvard.edu>
[not found] ` <4nn09xm68c.fsf@collins.bwh.harvard.edu>
2003-12-13 23:15 ` What's the problem? Richard Stallman
2003-12-14 3:21 ` Martin Stjernholm
2003-12-05 8:58 ` Are there plans for a multi-threaded Emacs? Thien-Thi Nguyen
2003-12-05 11:58 ` Ted Zlatanov
2003-12-05 12:12 ` Ted Zlatanov
2003-12-05 20:37 ` Luke A. Olbrish
2003-12-05 21:45 ` Ted Zlatanov
2003-12-08 0:10 ` Stefan Monnier
2003-12-08 1:26 ` Luke A. Olbrish
2003-12-04 17:22 ` Martin Stjernholm
2003-12-04 18:01 ` David Kastrup
2003-12-04 18:31 ` Martin Stjernholm
2003-12-04 19:26 ` David Kastrup
2003-12-04 22:05 ` Martin Stjernholm
2003-12-04 20:18 ` Ted Zlatanov
2003-12-04 23:00 ` Martin Stjernholm
2003-12-05 12:06 ` Ted Zlatanov
2003-12-05 13:16 ` Martin Stjernholm
2003-12-05 21:30 ` Ted Zlatanov
2003-12-05 14:46 ` David Kastrup
2003-12-05 15:07 ` Martin Stjernholm
2003-12-05 13:56 ` Benjamin Riefenstahl
2003-12-05 21:33 ` non-blocking auto-save (was: Are there plans for a multi-threaded Emacs?) Ted Zlatanov
2003-12-03 20:01 ` Are there plans for a multi-threaded Emacs? Nic Ferrier
2003-12-03 20:29 ` Stefan Monnier
2003-12-03 21:42 ` Robert J. Chassell
2003-12-04 7:33 ` Richard Stallman
2003-12-04 15:37 ` Stefan Monnier
2003-12-04 18:06 ` Thien-Thi Nguyen
2003-12-04 7:33 ` Richard Stallman
2003-12-04 13:14 ` Ted Zlatanov
2003-12-04 15:41 ` Stefan Monnier
2003-12-06 20:58 ` Kai Grossjohann
2003-12-07 0:15 ` Thien-Thi Nguyen
2003-12-07 14:52 ` Kai Grossjohann
2003-12-07 16:58 ` Thien-Thi Nguyen
2003-12-07 4:16 ` Martin Stjernholm
2003-12-07 14:53 ` Kai Grossjohann
2003-12-07 23:00 ` Martin Stjernholm
2003-11-17 19:31 ` Richard Stallman
2003-11-17 22:53 ` David Masterson
2003-11-18 5:57 ` Miles Bader
2003-11-20 19:19 ` David Masterson
2003-11-22 21:19 ` Richard Stallman
2003-11-18 6:52 ` John Wiegley
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