Work around for broken def-type-method

[clg] / glib / glib.lisp

diff --git a/glib/glib.lisp b/glib/glib.lisp
index fe40137..0caa70d 100644 (file)
--- a/glib/glib.lisp
+++ b/glib/glib.lisp
@@ -1,21 +1,26 @@
-;; Common Lisp bindings for GTK+ v1.2.x
-;; Copyright (C) 1999-2005 Espen S. Johnsen <espen@users-sf-net>
+;; Common Lisp bindings for GTK+ 2.x
+;; Copyright 1999-2005 Espen S. Johnsen <espen@users.sf.net>
 ;;
-;; This library is free software; you can redistribute it and/or
-;; modify it under the terms of the GNU Lesser General Public
-;; License as published by the Free Software Foundation; either
-;; version 2 of the License, or (at your option) any later version.
+;; 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:
 ;;
-;; This library is distributed in the hope that it will be useful,
-;; but WITHOUT ANY WARRANTY; without even the implied warranty of
-;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-;; Lesser General Public License for more details.
+;; The above copyright notice and this permission notice shall be
+;; included in all copies or substantial portions of the Software.
 ;;
-;; You should have received a copy of the GNU Lesser General Public
-;; License along with this library; if not, write to the Free Software
-;; Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+;; 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.
 
-;; $Id: glib.lisp,v 1.29 2005-04-18 10:34:51 espen Exp $
+;; $Id: glib.lisp,v 1.34 2006-02-15 09:53:42 espen Exp $
 
 
 (in-package "GLIB")
@@ -42,6 +47,17 @@
   #+sbcl(system-area-ub8-copy from 0 to 0 length)
   to)
 
+(defmacro with-allocated-memory ((var size) &body body)
+  (if (constantp size)
+      (let ((alien (make-symbol "ALIEN")))
+       `(with-alien ((,alien (array #+sbcl(sb-alien:unsigned 8) #+cmu(alien:unsigned 8) ,(eval size))))
+          (let ((,var (alien-sap ,alien)))
+            ,@body)))
+    `(let ((,var (allocate-memory ,size)))
+       (unwind-protect
+          (progn ,@body)
+        (deallocate-memory ,var)))))
+
 
 ;;;; User data mechanism
 
@@ -225,7 +241,8 @@
 (defmethod reader-function ((type (eql 'glist)) &rest args)
   (declare (ignore type))
   (destructuring-bind (element-type) args
-    #'(lambda (location &optional (offset 0))
+    #'(lambda (location &optional (offset 0) weak-p)
+       (declare (ignore weak-p))
        (unless (null-pointer-p (sap-ref-sap location offset))
          (map-glist 'list #'identity (sap-ref-sap location offset) element-type)))))
 
@@ -334,7 +351,8 @@
 (defmethod reader-function ((type (eql 'gslist)) &rest args)
   (declare (ignore type))
   (destructuring-bind (element-type) args
-    #'(lambda (location &optional (offset 0))
+    #'(lambda (location &optional (offset 0) weak-p)
+       (declare (ignore weak-p))
        (unless (null-pointer-p (sap-ref-sap location offset))
          (map-glist 'list #'identity (sap-ref-sap location offset) element-type)))))
 
@@ -442,7 +460,7 @@
   (destructuring-bind (element-type &optional (length '*)) args
     (if (eq length '*)
        (error "Can't use vector of variable size as return type")
-      `(map-c-vector 'vector #'identity ,c-vector ',element-type ',length))))
+      `(map-c-vector 'vector #'identity ,c-vector ',element-type ,length))))
 
 (defmethod copy-from-alien-function ((type (eql 'vector)) &rest args)
   (declare (ignore type))
@@ -481,7 +499,8 @@
   (destructuring-bind (element-type &optional (length '*)) args
     (if (eq length '*)
        (error "Can't create reader function for vector of variable size")
-      #'(lambda (location &optional (offset 0))
+      #'(lambda (location &optional (offset 0) weak-p)
+         (declare (ignore weak-p))
          (unless (null-pointer-p (sap-ref-sap location offset))
            (map-c-vector 'vector #'identity (sap-ref-sap location offset) 
             element-type length))))))
@@ -602,7 +621,8 @@
   (destructuring-bind (element-type) args
     (unless (eq (alien-type element-type) (alien-type 'pointer))
       (error "Elements in null-terminated vectors need to be of pointer types"))
-    #'(lambda (location &optional (offset 0))
+    #'(lambda (location &optional (offset 0) weak-p)
+       (declare (ignore weak-p))
        (unless (null-pointer-p (sap-ref-sap location offset))
          (map-0-vector 'vector #'identity (sap-ref-sap location offset) 
           element-type)))))
@@ -699,7 +719,8 @@
 (defmethod reader-function ((type (eql 'counted-vector)) &rest args)
   (declare (ignore type))
   (destructuring-bind (element-type) args
-    #'(lambda (location &optional (offset 0))
+    #'(lambda (location &optional (offset 0) weak-p)
+       (declare (ignore weak-p))
        (unless (null-pointer-p (sap-ref-sap location offset))
          (map-counted-vector 'vector #'identity 
           (sap-ref-sap location offset) element-type)))))