From: Dave Burt <burtdav@...>
Date: 2004-10-29T19:53:58+09:00
Subject: Re: Dereferencing PtrData in Ruby/DL

"Tim Sutherland" <timsuth@ihug.co.nz> wrote...
>>Ack. Other way around. PtrData#ptr dereferences a pointer, while
>>PtrData#ref obtains a pointer to the pointer in question.
>
> What do you think of the following patch to dl/doc/dl.txt? The first time 
> I
> used PtrData#ptr and PtrData#ref I had to look in the source code to see
> what they did.
>
> --- dl.txt Sun Jan 12 06:28:59 2003
> +++ dl-new.txt Fri Oct 29 13:09:28 2004
> @@ -198,10 +198,12 @@
>     string is '\0'.
>
> * ptr = PtrData#ptr,+@
> -  * returns the pointed value as a PtrData object ptr.
> +  * returns the dereferenced value as a PtrData object ptr.
> +    this is like `*ptr' in C.
>
> * ptr = PtrData#ref,-@
>   * returns the reference as a PtrData object ptr.
> +    this is like `&ptr' in C.
>
> * ptr = PtrData#+
>   * returns the PtrData object

Much better. +1