;; TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
;; SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-;; $Id: virtual-slots.lisp,v 1.7 2007-05-10 20:23:56 espen Exp $
+;; $Id: virtual-slots.lisp,v 1.8 2007-06-01 06:46:06 espen Exp $
(in-package "GFFI")
;; An explicit boundp function has been supplied
((slot-boundp slotd 'boundp)
- (let ((unbound-value (slot-value slotd 'boundp)))
+ (let ((boundp (slot-value slotd 'boundp)))
#'(lambda (object)
- (let ((value (funcall reader-function object)))
- (if (eq value unbound-value)
- (slot-unbound (class-of object) object (slot-definition-name slotd))
- value)))))
+ (if (not (funcall boundp object))
+ (slot-unbound (class-of object) object (slot-definition-name slotd))
+ (funcall reader-function object)))))
;; A type unbound value exists
((let ((unbound-method (find-applicable-type-method 'unbound-value