From: Jamis Buck <jgb3@...>
Date: 2004-10-29T06:22:09+09:00
Subject: Re: Dereferencing PtrData in Ruby/DL

Carl Youngblood wrote:
> Thanks Jamis.  Now I have another problem.  How do I get a pointer to
> a pointer?  Let's say I've just allocated a pointer with:
> 
> mypointer = DL.malloc(DL.sizeof('P'))
> 
> How do I get a pointer to that pointer?  mypointer.to_p doesn't seem to work.

Try "mypointer.ptr".

Then "mypointer.ref" to dereference the pointer.

(Did I misunderstand your original question? Because my answer to your 
first question actually answers this one, too, unless I'm completely 
confused, which is likely...)

- Jamis

-- 
Jamis Buck
jgb3@email.byu.edu
http://www.jamisbuck.org/jamis