[Vm-dev] How to addGCRoot: ? help requested

[Igor Stasenko]

On 24 December 2012 00:28, David T. Lewis <lewis at mail.msen.com> wrote:
>
> On Mon, Dec 24, 2012 at 12:05:46AM +0100, Nicolas Cellier wrote:
>>
>> 2012/12/23 Igor Stasenko <siguctua at gmail.com>:
>> >
>> > On 23 December 2012 22:25, Nicolas Cellier
>> > <nicolas.cellier.aka.nice at gmail.com> wrote:
>> >>
>> >> Ah OK, thanks, I get it...
>> >> Two questions remain:
>> >>
>> >> 1) how to access addGCroot: from within a SmartSyntaxInterpreterPlugin ?
>> >
>> > interpreterProxy addGCroot: ...
>> >
>>
>> Hmm, in NB you used a different strategy...
>> First, you defined a NBInterpreterProxy to perform a simpleCall to
>> addGCRoot() after registering this function in class method
>> #proxyFunctionsData unless it is from #CogProxyFunctionsData (why
>> two?)
>> Then, no plugin calls addGCRoot: directly.
>> Instead you defined a primAddGCRoot: in order to use it from within the image.
>> That's a bit too much for a helpful simple example.
>>
>> I fail to see how this easily transpose to a vanilla VMMaker and it's
>> native InterpreterProxy.
>> I think I'll have to hack InterpreterProxy to give access to
>> addGCRoot: unless there is more magic I missed in the code
>> generator...
>
> It is already defined in the InterpreterProxy, so in principle
> 'interpreterProxy addGCroot: ... ' should work from a plugin. However,
> I do not see any actual examples of this being used in any plugins
> in my image. I have a hard time figuring out how to use something
> like this without a working example, so maybe someone can provide a
> pointer to a plugin that is currently using this mechanism?
>
> Dave
>

Here example for you guys.

-- 
Best regards,
Igor Stasenko.
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