1 ;;; 8sync --- Asynchronous programming for Guile
2 ;;; Copyright © 2016, 2017 Christopher Allan Webber <cwebber@dustycloud.org>
4 ;;; This file is part of 8sync.
6 ;;; 8sync is free software: you can redistribute it and/or modify it
7 ;;; under the terms of the GNU Lesser General Public License as
8 ;;; published by the Free Software Foundation, either version 3 of the
9 ;;; License, or (at your option) any later version.
11 ;;; 8sync is distributed in the hope that it will be useful,
12 ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
13 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 ;;; GNU Lesser General Public License for more details.
16 ;;; You should have received a copy of the GNU Lesser General Public
17 ;;; License along with 8sync. If not, see <http://www.gnu.org/licenses/>.
19 (use-modules (8sync actors)
23 (define-actor <emo> (<actor>)
25 (lambda (actor message target)
26 (display "emo> What's next, Proog?\n")
27 (<- target 'greet-emo)))))
29 (define-actor <proog> (<actor>)
31 (lambda (actor message)
32 (display "proog> Listen, Emo! Listen to the sounds of the machine!\n")
33 (signal-condition! (.done? actor)))))
34 (done? #:init-keyword #:done?
40 (define done? (make-condition))
41 (define our-emo (create-actor <emo>))
42 (define our-proog (create-actor <proog> #:done? done?))
43 (<- our-emo 'greet-proog our-proog)