On 28 July 2015 at 10:31, David Chisnall <thera...@freebsd.org> wrote:
> On 28 Jul 2015, at 18:23, Adrian Chadd <adrian.ch...@gmail.com> wrote:
>> (What would be nice is having kqueue know about conditionals, so we
>> can sleep on a cond as well as a kqueue fd+queue, but I can't have
>> everything I want..)
> I recently came across a need to do something like this.  Being able to add 
> condvar / mutex pairs to a kqueue and wait on a set of condition variables, 
> reacquiring the mutexes for any of the signalled ones, as well as waiting for 
> kernel events would be very useful.

Windows has had this for years. It makes async network programming
with thread worker queues significantly less abusive.

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