[Zope] - BoboPOS locking

[Jim Fulton]

Grisha Trubetskoy wrote:
> 
> Pardon me if this is a naive question - I'm just trying to learn all
> this.
> 
> I understand Zope stores everything in a BoboPOS database.
> 
> What happens when more than one process attempts to open and modify the
> same database? 

On Unix, the second process dies with an IOError because it
can't get a file lock.  

> Is there any locking mechanism?

On Unix, Unix file locking is used.

Does anyone have any routines for locking windows
files?

Jim

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