[Zope-dev] Re: AdaptableStorage

Shane Hathaway shane@zope.com
Thu, 16 Jan 2003 14:11:15 -0500


Oliver Bleutgen wrote:
> Shane Hathaway wrote:
> 
>> On the filesystem, the problem seems much more difficult, since there 
>> are no transactions.  You'd like the kernel to send Zope a message 
>> anytime someone modifies a file in a certain hierarchy, but that would 
>> require kernel hacking.
> 
> 
> FWIW, since I had the same problem some time ago (which could be solved 
> in another way),
> I dug out an url, which might be of interest - probably you already know 
> about it:
> 
> FAM, used by the two major open source desktop envs:
> 
> http://oss.sgi.com/projects/fam/
> 
> It may at least help to make the whole problem more os independend.
> They have a lot of related pointers on their homepage.

I've seen it before, but I don't think FAM is able to monitor an entire 
directory tree.  It only monitors individual files.  I'd really like to 
be wrong. :-)

> Btw. windows (>=nt IIRC) already has the capability to notify on 
> directory alteration events, without polling.

Do you know what API?  That would sure help.

Shane