Re: Binding C++ functions that 'throw' exceptions

["Olivier Delannoy" <olivier.delannoy@...>]

In CEGUI (cegui.org.uk) there is a modified version of toLua++ which
handle exception in a user define behavior specified in the pakage
file.


On 8/16/07, RJP Computing <rjpcomputing@gmail.com> wrote:
> On 8/16/07, Thomas Breuel <tmbdev@gmail.com> wrote:
> > We're having the same problem, and I asked about this a few days ago;
> unfortunately, there has been no official answer from the Lua, tolua, or
> tolua++ maintainers yet.
> >
> > Unless we hear about anybody else working on an official solution soon,
> we're probably going to start modifying tolua++ (there are some other
> features we need as well).  I believe all tolua++ needs is to have a couple
> of hooks added so that the exception handlers can then be implemented as a
> loadable tolua++ extension (we're using tolua++ because of its improved
> garbage collection).
> >
> > Cheers,
> > Thomas.
>
> Is there any way I can get my hands on this or even help where I can? I was
> thinking of doing that exact implementation to fix the problem. It seems
> like a waste of effort. What do you think?
>
>  The solution you describe seems to be the cleanest and most universal fix.
> It allows for the most flexibility. I was also thinking that you need to
> specify the exception in the .pkg file.
>
>  example:
>  void MyFunction( someParameter ) throws
>
>  or maybe:
>  void MyFunction( someParameter ) throws ExceptionType
>
>  I have not even started to look at the design of toLua++ yet so I don't
> know, if in the second example, the type is even useful. It was just a
> couple of thoughts.
> --
> Regards,
> Ryan
> RJP Computing
>


-- 
Olivier Delannoy
ATER
PRiSM Laboratory
Versailles University, FRANCE