0.7.12.47:
[sbcl.git] / src / pcl / braid.lisp
index 7a16f9b..6b08ed1 100644 (file)
@@ -33,7 +33,7 @@
 \f
 (defun allocate-standard-instance (wrapper
                                   &optional (slots-init nil slots-init-p))
-  (let ((instance (%%allocate-instance--class))
+  (let ((instance (%make-standard-instance nil (get-instance-hash-code)))
        (no-of-slots (wrapper-no-of-instance-slots wrapper)))
     (setf (std-instance-wrapper instance) wrapper)
     (setf (std-instance-slots instance)
@@ -63,8 +63,9 @@
 
 (defun allocate-funcallable-instance (wrapper &optional
                                              (slots-init nil slots-init-p))
-  (let ((fin (allocate-funcallable-instance-1)))
-    (set-funcallable-instance-function
+  (let ((fin (%make-pcl-funcallable-instance nil nil
+                                            (get-instance-hash-code))))
+    (set-funcallable-instance-fun
      fin
      #'(sb-kernel:instance-lambda (&rest args)
         (declare (ignore args))
 
 (defmacro !initial-classes-and-wrappers (&rest classes)
   `(progn
-     ,@(mapcar #'(lambda (class)
-                  (let ((wr (intern (format nil "~A-WRAPPER" class)
-                                    *pcl-package*)))
-                    `(setf ,wr ,(if (eq class 'standard-generic-function)
-                                    '*sgf-wrapper*
-                                    `(boot-make-wrapper
-                                      (early-class-size ',class)
-                                      ',class))
-                           ,class (allocate-standard-instance
-                                   ,(if (eq class 'standard-generic-function)
-                                        'funcallable-standard-class-wrapper
-                                        'standard-class-wrapper))
-                           (wrapper-class ,wr) ,class
-                           (find-class ',class) ,class)))
-             classes)))
+     ,@(mapcar (lambda (class)
+                (let ((wr (intern (format nil "~A-WRAPPER" class)
+                                  *pcl-package*)))
+                  `(setf ,wr ,(if (eq class 'standard-generic-function)
+                                  '*sgf-wrapper*
+                                  `(boot-make-wrapper
+                                    (early-class-size ',class)
+                                    ',class))
+                         ,class (allocate-standard-instance
+                                 ,(if (eq class 'standard-generic-function)
+                                      'funcallable-standard-class-wrapper
+                                      'standard-class-wrapper))
+                         (wrapper-class ,wr) ,class
+                         (find-class ',class) ,class)))
+              classes)))
 
 (defun !bootstrap-meta-braid ()
   (let* ((*create-classes-from-internal-structure-definitions-p* nil)
                        (built-in-class built-in-class-wrapper)
                        (structure-class structure-class-wrapper)))
             (class (or (find-class name nil)
-                       (allocate-standard-instance wrapper))))
-       (when (or (eq meta 'standard-class)
-                 (eq meta 'funcallable-standard-class))
-         (inform-type-system-about-std-class name))
+                       (allocate-standard-instance wrapper)))) 
        (setf (find-class name) class)))
     (dolist (definition *early-class-definitions*)
       (let ((name (ecd-class-name definition))
                                    smc
                                    name
                                    value)))
-       (set-slot 'source *load-truename*)
+       (set-slot 'source *load-pathname*)
        (set-slot 'type 'standard)
        (set-slot 'documentation "The standard method combination.")
        (set-slot 'options ()))
       (set-slot 'direct-slots direct-slots)
       (set-slot 'slots slots)
       (set-slot 'initialize-info nil))
+
+    ;; For all direct superclasses SUPER of CLASS, make sure CLASS is
+    ;; a direct subclass of SUPER.  Note that METACLASS-NAME doesn't
+    ;; matter here for the slot DIRECT-SUBCLASSES, since every class
+    ;; inherits the slot from class CLASS.
+    (dolist (super direct-supers)
+      (let* ((super (find-class super))
+            (subclasses (!bootstrap-get-slot metaclass-name super
+                                             'direct-subclasses)))
+       (cond ((eq +slot-unbound+ subclasses)
+              (!bootstrap-set-slot metaclass-name super 'direct-subclasses
+                                   (list class)))
+             ((not (memq class subclasses))
+              (!bootstrap-set-slot metaclass-name super 'direct-subclasses
+                                   (cons class subclasses))))))
+
     (if (eq metaclass-name 'structure-class)
        (let ((constructor-sym '|STRUCTURE-OBJECT class constructor|))
          (set-slot 'predicate-name (or (cadr (assoc name
                (!bootstrap-accessor-definitions1
                 'slot-object
                 slot-name
-                (list (slot-reader-symbol slot-name))
-                (list (slot-writer-symbol slot-name))
-                (list (slot-boundp-symbol slot-name)))))))))))
+                (list (slot-reader-name slot-name))
+                (list (slot-writer-name slot-name))
+                (list (slot-boundp-name slot-name)))))))))))
 
 (defun !bootstrap-accessor-definition (class-name accessor-name slot-name type)
   (multiple-value-bind (accessor-class make-method-function arglist specls doc)
 (defvar *find-structure-class* nil)
 
 (defun eval-form (form)
-  #'(lambda () (eval form)))
+  (lambda () (eval form)))
 
 (defun slot-initargs-from-structure-slotd (slotd)
   `(:name ,(structure-slotd-name slotd)
               (sb-kernel:order-layout-inherits
                (map 'simple-vector #'class-wrapper
                     (reverse (rest (class-precedence-list class))))))
-      (sb-kernel:register-layout layout :invalidate nil)
+      (sb-kernel:register-layout layout :invalidate t)
 
       ;; Subclasses of formerly forward-referenced-class may be
       ;; unknown to CL:FIND-CLASS and also anonymous. This
          ~I~_when called with arguments ~2I~_~S.~:>"
         generic-function
         args))
+
+(defmethod no-next-method ((generic-function standard-generic-function)
+                          (method standard-method) &rest args)
+  (error "~@<There is no next method for the generic function ~2I~_~S~
+         ~I~_when called from method ~2I~_~S~I~_with arguments ~2I~_~S.~:>"
+        generic-function
+        method
+        args))
+
+;;; An extension to the ANSI standard: in the presence of e.g. a
+;;; :BEFORE method, it would seem that going through
+;;; NO-APPLICABLE-METHOD is prohibited, as in fact there is an
+;;; applicable method.  -- CSR, 2002-11-15
+(defmethod no-primary-method (generic-function &rest args)
+  (error "~@<There is no primary method for the generic function ~2I~_~S~
+         ~I~_when called with arguments ~2I~_~S.~:>"
+        generic-function
+        args))