From: Pie Squared <PieSquared@...>
Date: 2008-03-03T12:10:07+09:00
Subject: Re: Ruby Extension Code in C, GC Question

On Mar 2, 9:54 pm, Yukihiro Matsumoto <m...@ruby-lang.org> wrote:
> Hi,
>
> In message "Re: Ruby Extension Code in C, GC Question"
>     on Mon, 3 Mar 2008 11:19:56 +0900, Pie Squared <PieSqua...@gmail.com> writes:
>
> |What happens if you create a new object inside the C code, and this
> |triggers a garbage collection?
> |When you create new objects in the C code, are they automatically
> |added to the 'current' scope, so that the GC sees them? If so, then
> |how does it know when to remove them from the scope, and if not, then
> |what would happen if a GC cycle was triggered during C code execution?
>
> The object will be marked by Ruby's conservative garbage collector,
> which marks objects seemed to be referenced from system stack.
>
> http://en.wikipedia.org/wiki/Garbage_collection_(computer_science)#Pr...
>
>                                                         matz.

Oh! I had missed/misunderstood "conservative" in descriptions of
Ruby's GC...

Well, thanks! (And sorry for asking that question when I _should've_
been able to figure it out myself. :) )