TREE-MODEL-VALUE made a generic function

[clg] / glib / proxy.lisp

diff --git a/glib/proxy.lisp b/glib/proxy.lisp
index 6177bf1af324d5c5a16613fe185775800928a86d..af7ee233957713a446cea0867c2ff496ae01827d 100644 (file)
--- a/glib/proxy.lisp
+++ b/glib/proxy.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: proxy.lisp,v 1.36 2006/02/26 15:30:01 espen Exp $
+;; $Id: proxy.lisp,v 1.38 2006/03/03 10:01:47 espen Exp $
 
 (in-package "GLIB")
 
@@ -450,8 +450,12 @@   (defmethod initialize-internal-slot-functions ((slotd effective-alien-slot-def
 
     (call-next-method))
   
-  ;; TODO: call some C code to detect this a compile time
-  (defconstant +struct-alignmen+ 4)
+  (defconstant +struct-alignmen+
+    #+sbcl (/ (sb-alien-internals:alien-type-alignment
+               (sb-alien-internals:parse-alien-type
+               'system-area-pointer nil))
+             8)
+    #-sbcl 4)
 
   (defun align-offset (size)
     (if (zerop (mod size +struct-alignmen+))
@@ -670,19 +674,25 @@ (defmethod unreference-foreign ((class static-struct-class) location)
 (deftype inlined (type) type)
 
 (define-type-method size-of ((type inlined))
-  (let ((class (type-expand (second type))))
+  (let ((class (second (type-expand-to 'inlined type))))
     (foreign-size class)))
 
 (define-type-method reader-function ((type inlined))
-  (let ((class (type-expand (second type))))
+  (let ((class (second (type-expand-to 'inlined type))))
     #'(lambda (location &optional (offset 0) weak-p)
        (declare (ignore weak-p))
        (ensure-proxy-instance class 
         (reference-foreign class (sap+ location offset))))))
 
 (define-type-method writer-function ((type inlined))
-  (let ((class (type-expand (second type))))
+  (let ((class (second (type-expand-to 'inlined type))))
     #'(lambda (instance location &optional (offset 0))
        (copy-memory (foreign-location instance) (foreign-size class) (sap+ location offset)))))
 
+(define-type-method destroy-function ((type inlined))
+  (declare (ignore type))
+  #'(lambda (location &optional offset)
+      (declare (ignore location offset))))
+
+
 (export 'inlined)