Re: anyone define port types?

[Mark H Weaver]

Matt Wette <address@hidden> writes:

>> On Mar 28, 2016, at 12:04 PM, Andy Wingo <address@hidden> wrote:
>> I am working on improving our port implementation to take advantage of
>> the opportunity to break ABI in 2.2.  I am wondering how much I can
>> break C API as well -- there are some changes that would allow better
>> user-space threading
>
> I made an attempt to use soft ports, but backed out after I could not
> figure a way to extra data I wanted to associate with my port.
>
> Addition of an access function to user-defined data would enlarge the
> cases for which soft ports could be used.

Object properties can be used to associate extra information with any
object that has identity, which includes ports.  See
'make-object-property' in the Guile manual.

      Mark