Re: sys/event.h's kevent.udata and c++

["Jeremy C. Reed" <reed%reedmedia.net@localhost>]

On Thu, 27 May 2010, Alfred Perlstein wrote:

> * Jeremy C. Reed <reed%reedmedia.net@localhost> [100527 14:32] wrote:
> > For src/sys/sys/event.h
> > 
> > I am told that kevent.udata should maybe be void * since C++ doesn't 
> > allow the naive conversion from a pointer type to integer. Apparently 
> > some other systems have that has void *.
> > 
> > Before I change I get errors like:
> > 
> > ../../../ext/asio/asio/detail/kqueue_reactor.hpp: In member function 
> > 'void asio::detail::kqueue_reactor::start_op(int, 
> > asio::detail::socket_type, 
> > asio::detail::kqueue_reactor::descriptor_state*&, 
> > asio::detail::reactor_op*, bool)':
> > ../../../ext/asio/asio/detail/kqueue_reactor.hpp:180: error: invalid 
> > conversion from 'asio::detail::kqueue_reactor::descriptor_state*' to 
> > '__intptr_t'
> > 
> > Okay to change that?
> 
> It looks like udata is already void* in head:
> 
> http://svn.freebsd.org/viewvc/base/head/sys/sys/event.h?revision=201350&view=markup
> 
> ?

Thanks for the FreeBSD example.

Okay for me to do the same in NetBSD?

:)