Re: Clone a Lua State

[Jean Claude Morlier <morlier@...>]

Thank's, I have done with this way. 
But I would change to use another state for security on freeing memory.
And don't worry about GC operation.

Jean-Claude Morlier
Quetzal Informatique

Russ Webb a écrit :
> 
> I do a similar thing by using the globals table.  I load all the
> functionality I want and then save a reference in C to the globals.  then I
> install a empty globals table (making the old one inaccessible from Lua) and
> do a *shallow* copy of all the entries from the saved state to the new
> globals.  Then after running scripts that could corrupt the state I reset by
> installing a new globals table and doing a shallow copy to it.
> 
> Doesn't solve the general problem of course but it works for all non-table
> globals.  And is faster than recreating the original state.
> 
> Russ
> 
> > From: Ignacio Castaño <castanyo@yahoo.es>
> > Reply-To: lua-l@tecgraf.puc-rio.br
> > Date: Tue, 12 Feb 2002 18:46:20 +0100
> > To: Multiple recipients of list <lua-l@tecgraf.puc-rio.br>
> > Subject: Re: Clone a Lua State
> >
> > Jean Claude Morlier wrote:
> >> I'm interesting by the way that you resolve it.
> >> I would appreciate that you tell me how. You can contact me in a private
> >> thread If you want.
> >> I have also a do it in a different way. But I have some difficulties to
> >> propagate function and tag to cloned state.
> >
> > I just kept all the modifications in a table so that after running the
> > script I could clean the results with ease (table=nil). I know it's not
> > completely safe, but it was ok for me.
> >
> >
> > Ignacio Castaño
> > castano@asidesoft.com
> >
> >
> >
> >
> > _________________________________________________________
> > Do You Yahoo!?
> > Get your free @yahoo.com address at http://mail.yahoo.com
> >