Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with HTTPS or Subversion.

Download ZIP
tree: 29c878647c
Fetching contributors…

Cannot retrieve contributors at this time

78 lines (62 sloc) 2.602 kb
;; -*- mode: Lisp; Syntax: Common-Lisp; Package: cells; -*-
;;;
;;; Copyright (c) 1995,2003 by Kenneth William Tilton.
;;;
;;; Permission is hereby granted, free of charge, to any person obtaining a copy
;;; of this software and associated documentation files (the "Software"), to deal
;;; in the Software without restriction, including without limitation the rights
;;; to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
;;; copies of the Software, and to permit persons to whom the Software is furnished
;;; to do so, subject to the following conditions:
;;;
;;; The above copyright notice and this permission notice shall be included in
;;; all copies or substantial portions of the Software.
;;;
;;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
;;; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
;;; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
;;; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
;;; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
;;; FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
;;; IN THE SOFTWARE.
(in-package :cells)
(defmodel m-cyc ()
((m-cyc-a :initform (c-in nil) :initarg :m-cyc-a :accessor m-cyc-a)
(m-cyc-b :initform (c-in nil) :initarg :m-cyc-b :accessor m-cyc-b)))
(def-c-output m-cyc-a ()
(print `(output m-cyc-a ,self ,new-value ,old-value))
(setf (m-cyc-b self) new-value))
(def-c-output m-cyc-b ()
(print `(output m-cyc-b ,self ,new-value ,old-value))
(setf (m-cyc-a self) new-value))
(defun m-cyc () ;;def-cell-test m-cyc
(let ((m (make-be 'm-cyc)))
(print `(start ,(m-cyc-a m)))
(setf (m-cyc-a m) 42)
(assert (= (m-cyc-a m) 42))
(assert (= (m-cyc-b m) 42))))
#+(or)
(m-cyc)
(defmodel m-cyc2 ()
((m-cyc2-a :initform (c-in 0) :initarg :m-cyc2-a :accessor m-cyc2-a)
(m-cyc2-b :initform (c? (1+ (^m-cyc2-a)))
:initarg :m-cyc2-b :accessor m-cyc2-b)))
(def-c-output m-cyc2-a ()
(print `(output m-cyc2-a ,self ,new-value ,old-value))
#+(or) (when (< new-value 45)
(setf (m-cyc2-b self) (1+ new-value))))
(def-c-output m-cyc2-b ()
(print `(output m-cyc2-b ,self ,new-value ,old-value))
(when (< new-value 45)
(setf (m-cyc2-a self) (1+ new-value))))
(def-cell-test m-cyc2
(cell-reset)
(let ((m (make-be 'm-cyc2)))
(print '(start))
(setf (m-cyc2-a m) 42)
(describe m)
(assert (= (m-cyc2-a m) 44))
(assert (= (m-cyc2-b m) 45))
))
#+(or)
(m-cyc2)
Jump to Line
Something went wrong with that request. Please try again.