From: David Thompson <dthompson2@worcester.edu>
To: Mark H Weaver <mhw@netris.org>
Cc: guile-devel@gnu.org
Subject: Re: Concurrent MVars for Guile
Date: Wed, 04 Sep 2013 22:10:58 -0400 [thread overview]
Message-ID: <5227E832.9050408@worcester.edu> (raw)
In-Reply-To: <87fvtn1wv8.fsf@tines.lan>
On 09/02/2013 03:55 AM, Mark H Weaver wrote:
> Hello all,
>
> I've attached a preliminary implementation of MVars à la Concurrent
> Haskell for Guile. I made a few small changes to the API to better
> match Scheme conventions, and added atomicity guarantees for 'read-mvar'
> and 'swap-mvar'. I also added the interface 'try-read-mvar'.
>
> Note that the fairness of this implementation relies upon the fairness
> of Guile's mutexes and condition variables, which I have not checked.
>
> Comments and suggestions welcome.
>
> I was thinking that maybe we should add something like this to core
> Guile. What do you think?
>
> Mark
>
>
I am using this for my game library, guile-2d (the first version that
you posted). A user ran into trouble installing guile-2d because of an
error with case-lambda in this module. They are using Guile 2.0.7.
Thoughts?
~/Downloads/guile-2d $ make
GEN2d/game-loop.go
ice-9/boot-9.scm:106:20: In procedure#<procedure 9f50900 at ice-9/boot-9.scm:97:6 (thrown-k . args)>:
ice-9/boot-9.scm:106:20: Syntax error:
2d/mvars.scm:52:2: case-lambda: badcase-lambda in form(case-lambda "Return a freshly allocated mvar. The optional argument, if provided,\nspecifies the initial contents of the mvar, otherwise it will be empty." (() (make-mvar#f #t (make-mutex) (make-condition-variable))) ((x) (make-var x #f (make-mutex) (make-condition-variable))))
make: *** [2d/game-loop.go] Error 1
next prev parent reply other threads:[~2013-09-05 2:10 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-02 7:55 Concurrent MVars for Guile Mark H Weaver
2013-09-03 11:55 ` Mark H Weaver
[not found] ` <CAGua6m3o_NexANbGuDYd5_rbPQqsbXkK504ONaFE7PGdQd98og@mail.gmail.com>
2013-09-04 6:27 ` Fwd: " Stefan Israelsson Tampe
2013-09-05 2:10 ` David Thompson [this message]
2013-09-05 2:53 ` Mark H Weaver
2013-09-14 13:59 ` Ludovic Courtès
2013-09-17 20:18 ` Andy Wingo
2014-01-16 0:47 ` Mark H Weaver
2014-01-16 13:01 ` Ludovic Courtès
2014-01-17 6:33 ` Mateusz Kowalczyk
2014-01-17 19:31 ` Mark H Weaver
2014-01-18 0:46 ` Mark H Weaver
2014-01-18 1:05 ` Mateusz Kowalczyk
2014-01-21 5:38 ` Mark H Weaver
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