[plt-scheme] adding to custodian shutdown actions?

On 5/21/07, Robert Nikander <nikander at nc.rr.com> wrote:
> Hi,
>
> Is there a way to add a custom cleanup action to those that occur when
> (custodian-shutdown-all) is called?  Specifically, I have a database
> connection that I was forgetting to close (I thought GC might close it,
> but I guess not).  I'm thinking this is the kind of thing that could be
>   managed by a custodian, but I don't see any procedure like
> `custodian-register-resource' or `thread-register-cleanup'.

There are 'Will Executors' that might do what you want.