r9016: fixes for openmcl

[uffi.git] / src / objects.lisp

diff --git a/src/objects.lisp b/src/objects.lisp
index 62f153ee4d659b37ff371c3a499c0fb4e9fef872..42ab3fc334fe0b3266fe477f46a19df2dcdcf3f6 100644 (file)
--- a/src/objects.lisp
+++ b/src/objects.lisp
@@ -7,7 +7,7 @@
 ;;;; Programmer:    Kevin M. Rosenberg
 ;;;; Date Started:  Feb 2002
 ;;;;
-;;;; $Id: objects.lisp,v 1.20 2003/08/23 01:05:53 kevin Exp $
+;;;; $Id$
 ;;;;
 ;;;; This file, part of UFFI, is Copyright (c) 2002 by Kevin M. Rosenberg
 ;;;;
@@ -92,6 +92,22 @@ an array of TYPE with size SIZE. The TYPE parameter is evaluated."
   #+mcl `(ccl:%null-ptr)
   )
 
+(defmacro make-pointer (addr type)
+  #+(or allegro mcl) (declare (ignore type))
+  #+(or cmu scl) `(alien:sap-alien (system:int-sap ,addr) (* ,(convert-from-uffi-type (eval type) :type)))
+  #+sbcl `(sb-alien:sap-alien (sb-sys:int-sap ,addr) (* ,(convert-from-uffi-type (eval type) :type)))
+  #+lispworks `(fli:make-pointer :address ,addr :type (quote ,(convert-from-uffi-type (eval type) :type)))
+  #+allegro addr
+  #+mcl `(ccl:%int-to-ptr ,addr)
+  )
+
+(defmacro pointer-address (ptr)
+  #+allegro ptr
+  #+(or cmu scl) `(system:sap-int (alien:alien-sap ,ptr))
+  #+sbcl `(sb-sys:sap-int (sb-alien:alien-sap ,ptr))
+  #+lispworks `(fli:pointer-address ,ptr)
+  #+mcl `(ccl:%ptr-to-int ,ptr))
+
 (defmacro char-array-to-pointer (obj)
   #+(or cmu scl) `(alien:cast ,obj (* (alien:unsigned 8)))
   #+sbcl `(sb-alien:cast ,obj (* (sb-alien:unsigned 8)))
@@ -216,7 +232,7 @@ an array of TYPE with size SIZE. The TYPE parameter is evaluated."
            ,pointer (* ,(convert-from-uffi-type (eval type) :type)))))
     ,@body))
 
-#+allegro
+#+(or allegro openmcl)
 (defmacro with-cast-pointer ((binding-name pointer type) &body body)
   (declare (ignore type))
   `(let ((,binding-name ,pointer))