Re: bounds checking in array.hpp

From: William Kempf (sirwillard_at_[hidden])
Date: 2000-12-19 09:45:24

--- In boost_at_[hidden], "David Abrahams" <abrahams_at_m...> wrote:
> 
> ----- Original Message -----
> From: "DEAN STURTEVANT" <dean_at_d...>
> 
> > I agree wholeheartedly. Perhaps there should be a mechanism for 
the
> > client to provide a function for boost to call on assertion 
failures,
> > with a prototype something like:
> >
> > typedef bool (*assertion_failure_fcn)(void* arg, const char* file,
> > unsigned line, const char* message);
> >
> > The function would return true if the desired behavior is to 
continue
> > past the assertion, false if the system should abort.
> >
> > The registration function might have prototype
> >
> > void set_assertion_failure_fcn(assertion_failure_fcn f, void* 
arg);
> 
> This kind of interface is pretty much obsoleted by class instances 
with
> virtual functions, isn't it?

IMHO, it's better obsoleted by the callback concept being 
discussed ;).  More flexible than a virtual override.

Bill Kempf