Re: "*toclose" vs. sandboxes / embedded environments

[Roberto Ierusalimschy <roberto@...>]

> >>>>> "Roberto" == Roberto Ierusalimschy <roberto@inf.puc-rio.br> writes:
> 
>  Roberto> If I understood correctly, the problem is accesses to PG
>  Roberto> between an error and its proper handling.
> 
>  Roberto> Wouldn't be enough some internal flag to disable all
>  Roberto> operations? An error would set that flag, and some explicit
>  Roberto> operation (done after the pcall, in case of errors) would
>  Roberto> reset it?
> 
> Yes, it's an option I'm considering. The main downside is that it would
> have to be checked in a lot of places, and there are places in the code
> (such as in __gc metamethods) where it's not enough just to disable
> operations.

Another option: can't you do whatever is being done in the end of
'pcall' when you raise the error?

-- Roberto