Hi,
"John Trammell" <[EMAIL PROTECTED]> writes:
> After a little searching I've stumbled across "add-hook! exit-hook
> ...", but for the life of me I can't seem to get it to do what I want.
> Here's a taste of what I'm looking for:
>
> (define foo (lambda () (display "foo") (newline)))
> (add-hook! exit-hook foo)
> (run-hook exit-hook)
>
> I'd like something like this, that doesn't need the explicit
> "run-hook" at the end. Ideas?
`exit-hook' is only run by the REPL, so it's not useful in programs.
One possibility is to catch the `quit' exception:
guile> (catch 'quit
(lambda ()
;; the function that may `exit'
(exit 1))
(lambda (key . args)
;; the handler
(format #t "quit: ~a~%" args)))
quit: (1)
Thanks,
Ludovic.
