From: "Dmitry V. Sabanin" <sdmitry@...>
Date: 2003-11-23T13:40:50+09:00
Subject: Re: Invoking method with a block in C extension

On Saturday 22 November 2003 21:55, Mauricio Fern�ndez wrote:
> On Sat, Nov 22, 2003 at 10:34:27PM +0900, Dmitry V. Sabanin wrote:
> > Hi.
> > I'm converting some of my ruby code to C extension for better perfomance.
> > I ran into problems with executing methods that take blocks.
> > I.e. in ruby i have
> > 	string.gsub!(/regexp/) { |subst| ... }
> > and i can't find the way to translate it to C. I tried to search through
> > ruby-talk archives, but I couldn't find anything usefull.
> > As far as I was looking at problem, I found rb_iterate, rb_yield, but I
> > couldn't clearly understand what's their purpose, and how to get them all
> > together to achieve what I want.
> > Could somebody please explain me how can I implement this ruby code in C?
> > I'd really appreciate any help. Thanks in advance!
>
> I was surprised to see that rb_funcall propagates the block passed with
> rb_iterate, so there's 2 solutions (attached).
Thank you very much, that code saved me :)

-- 
sdmitry -=- Dmitry V. Sabanin
MuraveyLabs.