Re: Pretest next week

[Adrian Robert]

On Jan 27, 2009, at 4:10 AM, Jason Rumney wrote:

> On w32, we set Vquit_flag directly when Ctrl-G (quit_char) is  
> pressed. This is done in the asyncronous key handling where the  
> event gets put on the Lisp input queue, so it does not have to wait  
> for the input queue to be polled.

What is the entry point for detecting the Ctrl-G (or any other user  
keyboard input), when a tight loop is running, such as (while t t)?   
Is the SIGIO signal handler used, or is W32 itself asynchronously  
calling something in w32fns.c or w32term.c on a second thread?

thanks,
Adrian