Re: Ephemerons, self-referentality in weak hashtables

[Christine Lemmer-Webber]

Maxime Devos <maximedevos@telenet.be> writes:

> [[PGP Signed Part:Undecided]]
> Maxime Devos schreef op zo 20-06-2021 om 17:01 [+0200]:
>> Christopher Lemmer Webber schreef op di 18-05-2021 om 11:46 [-0400]:
>> > Hello,
>> > 
>> > I'm finally taking some time to port Goblins to Guile, in-between other
>> > tasks anyway.  In Goblins there is a weak hashtable that maps current
>> > actor references to their current behavior.  I found that for
>> > self-referential actors, I needed ephemerons for GC stuff to work right.
>> 
>> [bla bla on how this could be implemented in Guile]
>
> This doesn't work because there is nothing preventing the
> 'value' from being freed. Trying to fix that now, using
> the example implementation of "weak maps" in libgc.
>
> Greetings,
> Maxime.

I fell off the radar on replying to this, but did path turn out to work?

Thank you for researching and developing a solution to this!