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Re: anyone define port types?


From: Matt Wette
Subject: Re: anyone define port types?
Date: Tue, 5 Apr 2016 16:55:22 -0700

> On Apr 5, 2016, at 7:06 AM, Mark H Weaver <address@hidden> wrote:
> 
> 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.

Thanks.  I had forgotten about that. — Matt


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