14dfl7.txt
;**************************************************************************************************
; LISTING 7 - SIGNAL HANDLER
;
; "Get those boards talking under Linux," EDN, July 6, 2000, pg 130
;
; http://www.ednmag.com/ednmag/reg/2000/070600/14df.htm
;**************************************************************************************************

struct sigaction io_act;

	// prototype: void sigio_handler(int sig)
io_act.sa_handler = sigio_handler;  // set address of handler procedure
sigemptyset(&io_act.sa_mask);
io_act.sa_flags = 0;
if (sigaction(SIGIO,  &io_act, NULL) != 0) {
	// Error: failed to set signal action
	// free allocated memory and resources and return
}