1 ;;;; -*- Mode: LISP; Syntax: ANSI-Common-Lisp; Base: 10 -*-
2 ;;;; *************************************************************************
3 ;;;; FILE IDENTIFICATION
6 ;;;; Purpose: UFFI Example file to test unions
7 ;;;; Programmer: Kevin M. Rosenberg
8 ;;;; Date Started: Mar 2002
10 ;;;; $Id: union.cl,v 1.3 2002/03/23 16:32:39 kevin Exp $
12 ;;;; This file, part of UFFI, is Copyright (c) 2002 by Kevin M. Rosenberg
14 ;;;; UFFI users are granted the rights to distribute and use this software
15 ;;;; as governed by the terms of the Lisp Lesser GNU Public License
16 ;;;; (http://opensource.franz.com/preamble.html), also known as the LLGPL.
17 ;;;; *************************************************************************
21 (uffi:def-union tunion1
28 (defun test-union-1 ()
29 (let ((u (uffi:allocate-foreign-object 'tunion1)))
30 (setf (uffi:get-slot-value u 'tunion1 'uint)
32 (* 256 (char-code #\B))
33 (* 65536 (char-code #\C))
35 (format *standard-output* "~&Should be #\A: ~S"
36 (uffi:ensure-char-character
37 (uffi:get-slot-value u 'tunion1 'char)))
38 (format *standard-output* "~&Should be negative number: ~D"
39 (uffi:get-slot-value u 'tunion1 'int))
40 (format *standard-output* "~&Should be positive number: ~D"
41 (uffi:get-slot-value u 'tunion1 'uint))
42 (uffi:free-foreign-object u))