Clearing stack allocated memory

[clg] / glib / genums.lisp

diff --git a/glib/genums.lisp b/glib/genums.lisp
index fe563b56c3095ac8380e401033b0dc4e38820280..6624332573c4cf01d0f5ac41a54476cee20d6058 100644 (file)
--- a/glib/genums.lisp
+++ b/glib/genums.lisp
@@ -20,7 +20,7 @@
 ;; TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 ;; SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
-;; $Id: genums.lisp,v 1.14 2005/04/24 13:24:41 espen Exp $
+;; $Id: genums.lisp,v 1.18 2006/02/19 22:25:31 espen Exp $
 
 (in-package "GLIB")
   
@@ -57,6 +57,9 @@ (defmethod to-alien-form (form (type (eql 'enum)) &rest args)
     (t (error 'type-error :datum ,form :expected-type '(enum ,@args)))))
 
 
+(defmethod callback-from-alien-form (form (type (eql 'enum)) &rest args)
+  (apply #'from-alien-form form type args))
+
 (defmethod from-alien-form (form (type (eql 'enum)) &rest args)
   (declare (ignore type))
   `(case ,form
@@ -87,7 +90,8 @@ (defmethod reader-function ((type (eql 'enum)) &rest args)
   (declare (ignore type))
   (let ((reader (reader-function 'signed))
        (function (apply #'from-alien-function 'enum args)))
-    #'(lambda (location &optional (offset 0))
+    #'(lambda (location &optional (offset 0) weak-p)
+       (declare (ignore weak-p))
        (funcall function (funcall reader location offset)))))
 
 (defun enum-int (enum type)
@@ -134,7 +138,8 @@        (defmethod writer-function ((type (eql ',name)) &rest args)
        (defmethod reader-function ((type (eql ',name)) &rest args)
         (declare (ignore type args))
         (let ((reader (reader-function 'signed)))
-          #'(lambda (location &optional (offset 0))
+          #'(lambda (location &optional (offset 0) weak-p)
+              (declare (ignore weak-p))
               (,int-enum (funcall reader location offset))))))))
 
 
@@ -171,6 +176,9 @@ (defmethod to-alien-form (flags (type (eql 'flags)) &rest args)
               (t (error 'type-error :datum ,flags 
                   :expected-type '(,type ,@args)))))))
 
+(defmethod callback-from-alien-form (form (type (eql 'flags)) &rest args)
+  (apply #'from-alien-form form type args))
+
 (defmethod from-alien-form (value (type (eql 'flags)) &rest args)
   (declare (ignore type))
   `(loop
@@ -209,7 +217,8 @@ (defmethod reader-function ((type (eql 'flags)) &rest args)
   (declare (ignore type))
   (let ((reader (reader-function 'unsigned))
        (function (apply #'from-alien-function 'flags args)))
-    #'(lambda (location &optional (offset 0))
+    #'(lambda (location &optional (offset 0) weak-p)
+       (declare (ignore weak-p))
        (funcall function (funcall reader location offset)))))
 
 
@@ -265,7 +274,8 @@        (defmethod writer-function ((type (eql ',name)) &rest args)
        (defmethod reader-function ((type (eql ',name)) &rest args)
         (declare (ignore type args))
         (let ((reader (reader-function 'signed)))
-          #'(lambda (location &optional (offset 0))
+          #'(lambda (location &optional (offset 0) weak-p)
+              (declare (ignore weak-p))
               (,int-flags (funcall reader location offset))))))))
 
 
@@ -276,8 +286,8 @@ (defun %query-enum-or-flags-values (query-function class type)
   (multiple-value-bind (sap length)
       (funcall query-function (type-class-ref type))
     (let ((values nil)
-         (size (proxy-instance-size (find-class class)))
-         (proxy (make-instance class :location sap)))
+         (size (foreign-size (find-class class)))
+         (proxy (ensure-proxy-instance class sap)))
       (dotimes (i length)
        (with-slots (location nickname value) proxy
          (setf location sap)