Re: [Chicken-users] Thread safe hash tables?

[Thomas Chust]

On Sat, 4 Mar 2006, KonLovett wrote:

> On Mar 4, 2006, at 1:05 PM, Thomas Chust wrote:
>
> > [...]
> > Maybe a macro like this one should be added to CHICKEN:
> >
> >     (define-macro (with-locked-mutex-specific mtx proc)
> >       (let ((mtx-var (gensym 'mtx)))
> >         `(let ((,mtx-var mtx))
> >     (dynamic-wind
> >         (lambda () (mutex-lock! ,mtx-var))
> >         (lambda () (,proc (mutex-specific ,mtx-var)))
> >         (lambda () (mutex-unlock! ,mtx-var))))))
> >
> > I've used something like that every second time I wrote a multithreaded 
> > program in CHICKEN so I think it could be useful as a standard extension ;)
>
> Yes. Maybe:
>
> (define-macro (call/synch MTX PROC)
>   [...]
> (define-macro (apply/synch MTX PROC . REST)
>   [...]
> (define-macro (synch MTX . BODY)
>   [...]

That looks like a useful API, yes.

cu,
Thomas