Re: Replacing pointers with references for output parameters

[Murray Cumming <murrayc murrayc com>]

On Wed, 2017-05-24 at 17:22 +0100, Daniel Boles wrote:
> Some things like Gtk::SpinButton::signal_input() still take pointers
> in order to write output parameters. In this case, there's a double*
> new_value, which users must write back to with the converted value
> represented by whatever string was typed in: *new_value =
> get_value(blah)
>
> It would be cleaner C++ to implement such arguments as out references
> instead. Is there a reason this was not doing the first time around,
> or can we move towards it now?

If there's no comment saying why it's a pointer, you could try to fix
it. If that shows why it should still be a pointer, it would be nice to
have a comment saying that. Thanks.

-- 
Murray Cumming
murrayc murrayc com
www.murrayc.com