;;;; Programmer: Kevin M. Rosenberg
;;;; Date Started: Feb 2002
;;;;
-;;;; $Id: objects.lisp,v 1.16 2003/08/14 19:35:05 kevin Exp $
+;;;; $Id: objects.lisp,v 1.17 2003/08/14 21:40:13 kevin Exp $
;;;;
;;;; This file, part of UFFI, is Copyright (c) 2002 by Kevin M. Rosenberg
;;;;
'(error "WITH-CAST-POINTER not (yet) implemented for ~A"
(lisp-implementation-type)))
+(defmacro def-foreign-var (names type module)
+ #-lispworks (declare (ignore module))
+ (let ((foreign-name (if (atom names) names (first names)))
+ (lisp-name (if (atom names) (uffi::make-lisp-name names) (second names)))
+ (var-type (uffi::convert-from-uffi-type type :foreign-var)))
+ #+(or cmu scl)
+ `(alien:def-alien-variable (,foreign-name ,lisp-name) ,var-type)
+ #+sbcl
+ `(sb-alien:define-alien-variable (,foreign-name ,lisp-name) ,var-type)
+ #+allegro
+ `(ff:def-foreign-variable (,lisp-name ,foreign-name) :convention :c
+ :type ,var-type)
+ #+lispworks
+ (let ((temp-name (gensym)))
+ `(progn
+ (fli:define-foreign-variable (,temp-name ,foreign-name) :type ,var-type :module ,module)
+ (define-symbol-macro ,lisp-name (,temp-name))))
+ #-(or allegro cmu scl sbcl lispworks)
+ `(define-symbol-macro ,lisp-name
+ '(error "DEF-FOREIGN-VAR not (yet) defined for ~A"
+ (lisp-implementation-type)))))