[Licq-devel] Re: Exceptions

2007/8/21, Anders Olofsson <[email protected]>:
> > The second question is, should we use throw-specifications when
> > defining methods or simply document which exceptions are thrown?
>
> throw() specification on functions looks better to me, that way the
> compiler can also check if we throw something illegal.

I take it that you don't think we should add std::exception to all
throw specifications, but set our own std::unexpected handler?

> I think std::exception should at least be caugh somewhere and tell the
> user what happened and, if possible, do some kind of nice shutdown
> rather than just crash. Stack traces are always nice to get in these
> situations, in the error log if possible.
> But anything causing bad_alloc or bad_cast to be thrown is probably
> hopeless to recover from anyway so no need to add checks everywhere.
> Otherwise we will just get a lot of meaningless catch(...) { cout << "we
> got a problem here" << endl; }

Then I can remove the try-catch clause in Licq::Exception's
constructor? http://trac.licq.org/browser/branches/newapi/licq/src/exceptions/exception.cpp

> "Don't look for an error condition you don't know how to handle."

Have to try to remember this one.

// Erik

-- 
Erik Johansson
http://ejohansson.se/