name))
(defun slot->slot-parser (class-name pointer-var slot)
- (bind (((slot-name slot-type &key parser &allow-other-keys) slot))
+ (destructuring-bind (slot-name slot-type &key parser &allow-other-keys) slot
(cond
(parser
`(setf ,slot-name (funcall ,parser ',class-name ,pointer-var)))
,@(mapcar (lambda (slot) (slot->slot-parser name 'pointer slot)) slots)))))
(defun slot->slot-unparser (class-name pointer-var slot object)
- (bind (((slot-name slot-type &key unparser &allow-other-keys) slot))
+ (destructuring-bind (slot-name slot-type &key unparser &allow-other-keys) slot
(cond
(unparser
`(funcall ,unparser ',class-name ,pointer-var ,object))
(intern (format nil "MAKE-~A" (symbol-name name)) (symbol-package name)))
(defun get-g-boxed-direct-subclasses (name)
- (mapcar (lambda (spec) (bind (((name slot values) spec))
+ (mapcar (lambda (spec) (destructuring-bind (name slot values) spec
(declare (ignore slot values))
name))
(get name 'boxed-dispatch)))
(get-g-boxed-completed-c-definition (g-boxed-root name) (get name 'c-name))))
(defmacro define-g-boxed-class (g-name-and-c-name name (&optional superclass-and-dispatch (export t)) &body slots)
- (bind (((&optional g-name c-name) (ensure-list g-name-and-c-name))
- ((&optional superclass dispatch-slot dispatch-values) superclass-and-dispatch)
- (superclass-slots (get superclass 'boxed-combined-slots))
- (combined-slots (append superclass-slots slots)))
- (setf c-name (or c-name (gensym "C-UNION-")))
- `(progn ,(cstruct-definition name combined-slots)
- ,(struct-definition name superclass slots)
- ,(parse-method-definition name combined-slots)
- ,(unparse-method-definition name combined-slots)
- (eval-when (:load-toplevel :compile-toplevel :execute)
- (setf (get ',name 'boxed-slots) ',slots
- (get ',name 'boxed-combined-slots) ',combined-slots
- (get ',name 'superclass) ',superclass
- (get ',name 'c-name) (or (get ',name 'c-name) ',c-name))
- ,@(when superclass
- (list `(pushnew '(,name ,dispatch-slot ,(ensure-list dispatch-values)) (get ',superclass 'boxed-dispatch) :test 'equalp))))
- (update-g-boxed-root-c-class ,name)
- ,@(when g-name
- (list `(register-boxed-type ,g-name ',name)))
- ,@(when export
- (append (list `(export ',name (symbol-package ',name))
- `(export ',(struct-constructor-name name) (symbol-package ',(struct-constructor-name name))))
- (mapcar (lambda (slot) (slot->export-accessor name slot)) slots))))))
+ (destructuring-bind (&optional g-name c-name) (ensure-list g-name-and-c-name)
+ (destructuring-bind (&optional superclass dispatch-slot dispatch-values) superclass-and-dispatch
+ (let* ((superclass-slots (get superclass 'boxed-combined-slots))
+ (combined-slots (append superclass-slots slots)))
+
+ (setf c-name (or c-name (gensym "C-UNION-")))
+ `(progn ,(cstruct-definition name combined-slots)
+ ,(struct-definition name superclass slots)
+ ,(parse-method-definition name combined-slots)
+ ,(unparse-method-definition name combined-slots)
+ (eval-when (:load-toplevel :compile-toplevel :execute)
+ (setf (get ',name 'boxed-slots) ',slots
+ (get ',name 'boxed-combined-slots) ',combined-slots
+ (get ',name 'superclass) ',superclass
+ (get ',name 'c-name) (or (get ',name 'c-name) ',c-name))
+ ,@(when superclass
+ (list `(pushnew '(,name ,dispatch-slot ,(ensure-list dispatch-values)) (get ',superclass 'boxed-dispatch) :test 'equalp))))
+ (update-g-boxed-root-c-class ,name)
+ ,@(when g-name
+ (list `(register-boxed-type ,g-name ',name)))
+ ,@(when export
+ (append (list `(export ',name (symbol-package ',name))
+ `(export ',(struct-constructor-name name) (symbol-package ',(struct-constructor-name name))))
+ (mapcar (lambda (slot) (slot->export-accessor name slot)) slots))))))))
(defun boxed-c-structure-name (name)
(get (g-boxed-root name) 'c-name))
(unless (gethash (pointer-address pointer) *boxed-ref-count*)
(error "g-boxed-ref ~A is already disposed from lisp-side" pointer))
(with-recursive-lock-held (*g-boxed-gc-lock*)
- (awhen (gethash (pointer-address pointer) *known-boxed-refs*)
- (debugf "Removing finalization from ~A for pointer ~A~%" it pointer)
- (tg:cancel-finalization it))
+ (let ((object (gethash (pointer-address pointer) *known-boxed-refs*)))
+ (when object
+ (debugf "Removing finalization from ~A for pointer ~A~%" object pointer)
+ (tg:cancel-finalization object)))
(when (eq :lisp (gethash (pointer-address pointer) *boxed-ref-owner*))
(funcall (boxed-ref-free-function type) pointer))
(remhash (pointer-address pointer) *known-boxed-refs*)
(defmethod initialize-instance :after ((object g-boxed-ref) &key)
(with-recursive-lock-held (*g-boxed-gc-lock*)
(let ((address (pointer-address (pointer object))))
- (awhen (gethash address *known-boxed-refs*)
- (tg:cancel-finalization it))
+ (let ((object (gethash address *known-boxed-refs*)))
+ (when object
+ (tg:cancel-finalization object)))
(setf (gethash address *known-boxed-refs*) object)
(setf (gethash address *boxed-ref-count*) 1)
(setf (gethash address *boxed-ref-owner*)
(defun convert-g-boxed-ref-from-pointer (pointer name type)
(unless (null-pointer-p pointer)
(with-recursive-lock-held (*g-boxed-gc-lock*)
- (or (aprog1 (gethash (pointer-address pointer) *known-boxed-refs*)
- (when it (debugf "Boxed-ref for ~A is found (~A)~%" pointer it))
- (when it (incf (gethash (pointer-address pointer) *boxed-ref-count*)))
- it)
- (aprog1 (make-instance name :pointer pointer)
- (setf (gethash (pointer-address pointer) *boxed-ref-owner*) (g-boxed-ref-owner type))
- (debugf "Boxed-ref for ~A is created (~A) with owner ~A~%" pointer it
- (gethash (pointer-address pointer) *boxed-ref-owner*))
- it)))))
+ (or (let ((object (gethash (pointer-address pointer) *known-boxed-refs*)))
+ (when object (debugf "Boxed-ref for ~A is found (~A)~%" pointer object))
+ (when object (incf (gethash (pointer-address pointer) *boxed-ref-count*)))
+ object)
+ (let ((object (make-instance name :pointer pointer)))
+ (setf (gethash (pointer-address pointer) *boxed-ref-owner*) (g-boxed-ref-owner type))
+ (debugf "Boxed-ref for ~A is created (~A) with owner ~A~%" pointer object
+ (gethash (pointer-address pointer) *boxed-ref-owner*))
+ object)))))
(defmethod translate-from-foreign (value (type g-boxed-ref-type))
(let ((owner (or (gethash (pointer-address value) *boxed-ref-owner*) (g-boxed-ref-owner type)))) ;;This is needed to prevent changing ownership of already created
(setf (gethash (pointer-address value) *boxed-ref-owner*) owner))))
(defun g-boxed-ref-slot->methods (class slot)
- (bind (((slot-name &key reader writer type (accessor slot-name)) slot))
+ (destructuring-bind (slot-name &key reader writer type (accessor slot-name)) slot
`(progn ,@(when reader
(list `(defmethod ,accessor ((object ,class))
,(if (stringp reader)