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From: "A. Sinan Unur" <asu1 AT cornell DOT edu>
Newsgroups: comp.lang.c++,comp.os.msdos.djgpp
Subject: Re: ** Pointer thingie's <= what's up with the double *?
Date: 14 Dec 2001 15:07:20 GMT
Organization: Cornell University
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"Mike Pilat" <pilat AT uiuc DOT edu> wrote in
news:wTmS7.3829$tg4 DOT 48021 AT vixen DOT cso DOT uiuc DOT edu: 

> "A. Sinan Unur" <asu1 AT cornell DOT edu> wrote 
>> "Emile Bosch" <emilebosch AT hotmail DOT com> wrote  
>> > void** ptr; //? Double **?
>>
>> i don't think that is valid.
>> AFAIK, you can't have pointers to void pointers. 
> 
> You can indeed have void**... for example, the COM IUnknown method
> QueryInterface(..) takes a void** as a parameter into which your
> interface pointer goes.

See http://www.eskimo.com/~scs/C-faq/q4.9.html

HTH.

Sinan.
-- 
--------------------------------
A. Sinan Unur
http://www.unur.com/