Subj : Re: Threading and Timeouts
To   : comp.programming.threads
From : David Schwartz
Date : Mon Jul 25 2005 08:38 pm


"Charles Bryant" <n1296127157.ch@chch.demon.co.uk> wrote in message 
news:2005-07-25-22-56.0@chch.demon.co.uk...

> This is very non-intuitive and a considerable nuisance. It means that if
> you have a program where you need to accommodate a varying number of
> sockets being used with select(), you need to have special handling for
> the cases where there happen to be no sockets currently in each of the
> sets. It also means that the common idiom to get a microsecond-resolution
> pause:
> select(0, 0, 0, 0, x)
> breaks on Windows.

    Especially when you consider that the whole point of 'select' in Windows 
is compatability with Unix. It's not in any sense a preferred way to do 
socket discovery on Windows.

    DS

.