asyncore: suggested patch

[Panu A Kalliokoski]

>> The added select() in your connection function will *block* the system. 
>> This means that during a long wait for a connection to be established 
>> (or time out) asyncore totally grinds to a halt.

> This is, in fact, how asyncore currently behaves, *without* my patch.  My
> patch is intended to *address* this behavior.

It all depends on how the socket initialisation sequence is done. When the 
dispatcher arrives in connect(), it should already be non-blocking. Then 
the code should work. But a smarter way would be to use blocking sockets.

Panu Kalliokoski