Path: utzoo!mnetor!uunet!lll-winken!lll-tis!oodis01!uplherc!sp7040!obie!wsccs!terry
From: terry@wsccs.UUCP (Every system needs one)
Newsgroups: comp.lang.c
Subject: Re: gotos
Message-ID: <510@wsccs.UUCP>
Date: 30 Apr 88 04:37:31 GMT
References: <1988Apr8.183815.3187@utzoo.uucp> <449@goofy.megatest.UUCP> <3490@bunker.UUCP>
Lines: 33

In article <3490@bunker.UUCP>, garys@bunker.UUCP (Gary M. Samuelson) writes:
[...]
> What you really want is to get an interrupt if a key is pressed.
> If you can do that, then the code becomes much simpler.  If you
> can't get either a "key pressed" interrupt or an interval timer
> interrupt, then use a state machine.  (Credit has to go to Dave
> Burton; although I frequently use state machines, I hadn't thought of it
> in the previous case.)

how's about:

extern volatile key_interrupt;

for( ;;) {

	switch( whatever) {
	case 1:
	...
	case 2:
	...
	default:
	...
	}
	if( key_interrupt)
		break;
}


| Terry Lambert           UUCP: ...{ decvax, ihnp4 } ...utah-cs!century!terry |
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