Re: aha

[Paul Haahr <haahr@mv.us.adobe.com>]

[ Byron's suggestion to save the status before and restore it after
doing signal processing, which i agree with 100%.]

> This make it impossible (I think) to program something as "do this as long
> as it works but not longer than 10 seconds".

not at all.  instead of writing
        fn false { return 1 }
        fn sigint { false }
        while( ~ $status(0) 0 ) { ... }
just do
	interrupted = false
	fn sigint { interrupted = true }
	while (!~ $interrupted true) { ... }