RE: [boost] Re: Design for a file system library

From: Stewart, Robert (stewart_at_[hidden])
Date: 2002-03-08 09:35:32

From: Jeff Garland [mailto:jeff_at_[hidden]]
> 
> I like what you want to do with hierarchy_iterator except I 
> see no need for a
> different type.  It is plain and simple a directory_iterator. 
>  Consider the
> following:
> 
> class directory_iterator {
> public:
>   enum special_locations {roots, current_working, current_root};
>   directory_iterator(special_locations);
>   //...
> };
> 
> On Unix
>   directory_iterator ditr(directory_iterator::roots) ditr; // 
> will return "/"
> 
> On Unix
     ^^^^
DOS/Windows

>   directory_iterator ditr(directory_iterator::roots) ditr; // 
> will return "A:\
> C:\ ..."

I like it.  Functions that take a directory_iterator to move, rename,
create, or delete a file will be stopped by permissions on the fake
directory object.

Rob
Susquehanna International Group, LLP
http://www.sig.com