Re: file as a directory

[Hans Reiser]

Peter Foldiak wrote:

> On Wed, 2004-11-24 at 15:02, Paolo Ciarrocchi wrote:
>  
>
> > On 24 Nov 2004 09:16:03 +0000, Peter Foldiak
> > <peter.foldiak@xxxxxxxxxxxxxxxx> wrote:
> > [...] 
> >    
> >
> > > I would really like to implement this for the next version of Hans' file
> > > system.
> > >      
> > I don't undersand how you want to use Xpath for not XML file.
> > I agree with you that the idea behind Xpath is cool but I fail to
> > unserstand how it can be applied to anything but XML
> >    
>
> My message was mainly about XML, for which it is easy.
> For non-XML, you need some other way of knowing the file format. The
> example that originally came up in this thread was
>
> /etc/passwd/[username]
>
> In this case, the passwd file has a known format.
> Other file types, like LaTex, html, jpeg also have (at least partially)
> known formats. Some selection should be possible even for unknown
> formats (e.g. byte range, line-range). There could also be some way of
> specifying a new format but I don't know how to do this well. You could
> give names (like filenames) to parts of files.
> But I think the first step would be to concentrate on XML, and worry
> about the rest later.   Peter
>
>
>
>  
I think Peter is right.  It would be nice to have an interpreter for 
each of the common file formats, and  XML is just the biggest one.
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