Re: fixing compiler warnings

[David Kastrup]

Reinhold Kainhofer <address@hidden> writes:

> Am Montag, 27. Dezember 2010, um 08:57:14 schrieb Werner LEMBERG:
>> I don't have too much experience with C++ code, however, being the
>> maintainer of groff, I have studied groff's code a lot, and no, it is
>> not common to throw exceptions.  
>
> It's also not good C++ practice to throw exceptions when a virtual function 
> is 
> not overloaded by child classes. The proper thing to force child classes to 
> implement a virtual function is to use pure virtual functions, ie. in the 
> class definition:
>
> class Font_metric {
> ...
>    virtual get_indexed_char_dimensions (size_t) = 0;
> ...
> };

Uh yes, I forgot.

-- 
David Kastrup