r2280: *** empty log message ***

[uffi.git] / src / mcl / objects.cl

diff --git a/src/mcl/objects.cl b/src/mcl/objects.cl
deleted file mode 100644 (file)
index 04ac156..0000000
--- a/src/mcl/objects.cl
+++ /dev/null
@@ -1,113 +0,0 @@
-;;;; -*- Mode: Lisp; Syntax: ANSI-Common-Lisp; Base: 10; Package: UFFI -*-
-;;;; *************************************************************************
-;;;; FILE IDENTIFICATION
-;;;;
-;;;; Name:          objects.cl
-;;;; Purpose:       UFFI source to handle objects and pointers
-;;;; Programmers:   Kevin M. Rosenberg and John DeSoi
-;;;; Date Started:  Feb 2002
-;;;;
-;;;; $Id: objects.cl,v 1.4 2002/04/23 00:33:52 desoi Exp $
-;;;;
-;;;; This file, part of UFFI, is Copyright (c) 2002 by Kevin M. Rosenberg
-;;;; and John DeSoi
-;;;;
-;;;; UFFI users are granted the rights to distribute and use this software
-;;;; as governed by the terms of the Lisp Lesser GNU Public License
-;;;; (http://opensource.franz.com/preamble.html), also known as the LLGPL.
-;;;; *************************************************************************
-
-(declaim (optimize (debug 3) (speed 3) (safety 1) (compilation-speed 0)))
-(in-package :uffi)
-
-
-;;;
-;;; Some MCL specific utilities
-;;;
-(defun foreign-object-size (type)
-  "Returns the size for the specified mcl type or record type"
-  (let ((mcl-type (ccl:find-mactype type nil t)))
-    (if mcl-type 
-      (ccl::mactype-record-size mcl-type)
-      (ccl::record-descriptor-length (ccl:find-record-descriptor type t t)) ) ) ) ;error if not a record
-
-
-; trap macros don't work right directly in the macros  
-(eval-when (:compile-toplevel :load-toplevel :execute)
-
-(defun new-ptr (size)
-  (#_NewPtr size))
-
-(defun dispose-ptr (ptr)
-  (#_DisposePtr ptr))
-
-)
-
-;;;
-;;; Start of standard UFFI
-;;;
-(defmacro allocate-foreign-object (type &optional (size :unspecified))
-  "Allocates an instance of TYPE. If size is specified, then allocate
-an array of TYPE with size SIZE."
-  (if (eq size :unspecified)
-    `(new-ptr ,(foreign-object-size (convert-from-uffi-type type :allocation)))
-    `(new-ptr ,(* size (foreign-object-size (convert-from-uffi-type type :allocation))))))
-
-
-
-(defmacro free-foreign-object (obj)
-  `(dispose-ptr ,obj))
-
-(defmacro null-pointer-p (obj)
- `(ccl:%null-ptr-p ,obj))
-
-
-(defmacro make-null-pointer (type)
-  (declare (ignore type))
-  `(ccl:%null-ptr))
-
-
-;! need to check uffi update and see if :routine is the right context
-
-(defun accessor-symbol (type get-or-set)
-  "Returns the symbol used to access the foreign type."
-  (let* ((mcl-type (convert-from-uffi-type (eval type) :routine))
-         (mac-type (ccl:find-mactype mcl-type))
-         name)
-    (ecase get-or-set
-      (:get (setf name (ccl::mactype-get-function mac-type)))
-      (:set (setf name (ccl::mactype-set-function mac-type))))
-    (find-symbol (symbol-name name) :ccl)))
-
-(defmacro deref-pointer (ptr type)
-  `(,(accessor-symbol type :get) ,ptr))
-
-
-(defmacro deref-pointer-set (ptr type value)
-  `(,(accessor-symbol type :set) ,ptr ,value))
-
-
-(defsetf deref-pointer deref-pointer-set)
-
-
-(defmacro pointer-address (obj)
-  `(ccl:%ptr-to-int ,obj))
-
-
-(defmacro with-foreign-objects (bindings &rest body)
-  (let ((simple nil) (recs nil) type)
-    (dolist (spec (reverse bindings)) ;keep order - macroexpands to let*
-      (setf type (convert-from-uffi-type (eval (nth 1 spec)) :allocate))
-      (if (ccl:mactype-p type)
-        (push (list (first spec) (foreign-object-size type)) simple)
-        (push spec recs)))
-    (cond ((and simple recs)
-           `(ccl:%stack-block ,simple
-              (ccl:rlet ,recs
-                ,@body)))
-          (simple `(ccl:%stack-block ,simple ,@body))
-          (recs `(ccl:rlet ,recs ,@body)))))
-
-
-(defmacro with-foreign-object ((var type) &rest body)
-  `(with-foreign-objects ((,var ,type)) ,@body))