X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fpcl%2Fdefs.lisp;h=2ec1da607215a761c6de3046255ca975464c37d5;hb=8b313a75eb6bcc7b1c8eda798c8350b49f94861c;hp=2d9bcf0e9e40a33ea053ce63f948dcbea31d068b;hpb=416152f084604094445a758ff399871132dff2bd;p=sbcl.git diff --git a/src/pcl/defs.lisp b/src/pcl/defs.lisp index 2d9bcf0..2ec1da6 100644 --- a/src/pcl/defs.lisp +++ b/src/pcl/defs.lisp @@ -187,29 +187,6 @@ (defun class-eq-type (class) (specializer-type (class-eq-specializer class))) -(defun inform-type-system-about-std-class (name) - (let ((predicate-name (make-type-predicate-name name))) - (setf (gdefinition predicate-name) - (make-type-predicate name)))) - -(defun make-type-predicate (name) - (let ((cell (find-class-cell name))) - #'(lambda (x) - (funcall (the function (find-class-cell-predicate cell)) x)))) - -(defun make-type-predicate-name (name &optional kind) - (if (symbol-package name) - (intern (format nil - "~@[~A ~]TYPE-PREDICATE ~A ~A" - kind - (package-name (symbol-package name)) - (symbol-name name)) - *pcl-package*) - (make-symbol (format nil - "~@[~A ~]TYPE-PREDICATE ~A" - kind - (symbol-name name))))) - ;;; internal to this file.. ;;; ;;; These functions are a pale imitation of their namesake. They accept @@ -298,11 +275,11 @@ (push (list class-name symbol) *built-in-wrapper-symbols*) symbol))) -(pushnew '%class *variable-declarations*) -(pushnew '%variable-rebinding *variable-declarations*) +(pushnew '%class *var-declarations*) +(pushnew '%variable-rebinding *var-declarations*) (defun variable-class (var env) - (caddr (variable-declaration 'class var env))) + (caddr (var-declaration 'class var env))) (defvar *name->class->slotd-table* (make-hash-table)) @@ -327,7 +304,7 @@ (defmacro define-gf-predicate (predicate-name &rest classes) `(progn (defmethod ,predicate-name ((x t)) nil) - ,@(mapcar #'(lambda (c) `(defmethod ,predicate-name ((x ,c)) t)) + ,@(mapcar (lambda (c) `(defmethod ,predicate-name ((x ,c)) t)) classes))) (defun make-class-predicate-name (name) @@ -507,90 +484,96 @@ (defclass funcallable-standard-object (std-object sb-kernel:funcallable-instance) - () + () (:metaclass funcallable-standard-class)) (defclass specializer (standard-object) - ((type - :initform nil - :reader specializer-type))) + ((type + :initform nil + :reader specializer-type))) (defclass definition-source-mixin (std-object) - ((source - :initform *load-truename* - :reader definition-source - :initarg :definition-source)) + ((source + :initform *load-truename* + :reader definition-source + :initarg :definition-source)) (:metaclass std-class)) (defclass plist-mixin (std-object) - ((plist - :initform () - :accessor object-plist)) + ((plist + :initform () + :accessor object-plist)) (:metaclass std-class)) (defclass documentation-mixin (plist-mixin) - () + () (:metaclass std-class)) (defclass dependent-update-mixin (plist-mixin) - () + () (:metaclass std-class)) -;;; The class CLASS is a specified basic class. It is the common superclass -;;; of any kind of class. That is any class that can be a metaclass must -;;; have the class CLASS in its class precedence list. -(defclass class (documentation-mixin dependent-update-mixin - definition-source-mixin specializer) - ((name - :initform nil - :initarg :name - :accessor class-name) - (class-eq-specializer - :initform nil - :reader class-eq-specializer) - (direct-superclasses - :initform () - :reader class-direct-superclasses) - (direct-subclasses - :initform () - :reader class-direct-subclasses) - (direct-methods - :initform (cons nil nil)) - (predicate-name - :initform nil - :reader class-predicate-name))) - -;;; The class PCL-CLASS is an implementation-specific common superclass of -;;; all specified subclasses of the class CLASS. +;;; The class CLASS is a specified basic class. It is the common +;;; superclass of any kind of class. That is, any class that can be a +;;; metaclass must have the class CLASS in its class precedence list. +(defclass class (documentation-mixin + dependent-update-mixin + definition-source-mixin + specializer) + ((name + :initform nil + :initarg :name + :accessor class-name) + (class-eq-specializer + :initform nil + :reader class-eq-specializer) + (direct-superclasses + :initform () + :reader class-direct-superclasses) + ;; Note: The (CLASS-)DIRECT-SUBCLASSES for STRUCTURE-CLASSes and + ;; CONDITION-CLASSes are lazily computed whenever the subclass info + ;; becomes available, i.e. when the PCL class is created. + (direct-subclasses + :initform () + :reader class-direct-subclasses) + (direct-methods + :initform (cons nil nil)) + (predicate-name + :initform nil + :reader class-predicate-name))) + +;;; The class PCL-CLASS is an implementation-specific common +;;; superclass of all specified subclasses of the class CLASS. (defclass pcl-class (class) - ((class-precedence-list - :reader class-precedence-list) - (can-precede-list - :initform () - :reader class-can-precede-list) - (incompatible-superclass-list - :initform () - :accessor class-incompatible-superclass-list) - (wrapper - :initform nil - :reader class-wrapper) - (prototype - :initform nil - :reader class-prototype))) + ((class-precedence-list + :reader class-precedence-list) + (can-precede-list + :initform () + :reader class-can-precede-list) + (incompatible-superclass-list + :initform () + :accessor class-incompatible-superclass-list) + (wrapper + :initform nil + :reader class-wrapper) + (prototype + :initform nil + :reader class-prototype))) (defclass slot-class (pcl-class) - ((direct-slots - :initform () - :accessor class-direct-slots) - (slots - :initform () - :accessor class-slots) - (initialize-info - :initform nil - :accessor class-initialize-info))) - -;;; The class STD-CLASS is an implementation-specific common superclass of -;;; the classes STANDARD-CLASS and FUNCALLABLE-STANDARD-CLASS. + ((direct-slots + :initform () + :accessor class-direct-slots) + (slots + :initform () + :accessor class-slots) + (initialize-info + :initform nil + :accessor class-initialize-info))) + +;;; The class STD-CLASS is an implementation-specific common +;;; superclass of the classes STANDARD-CLASS and +;;; FUNCALLABLE-STANDARD-CLASS. (defclass std-class (slot-class) ()) @@ -644,41 +627,41 @@ ;;;; slot definitions (defclass slot-definition (standard-object) - ((name - :initform nil - :initarg :name - :accessor slot-definition-name) - (initform - :initform nil - :initarg :initform - :accessor slot-definition-initform) - (initfunction - :initform nil - :initarg :initfunction - :accessor slot-definition-initfunction) - (readers - :initform nil - :initarg :readers - :accessor slot-definition-readers) - (writers - :initform nil - :initarg :writers - :accessor slot-definition-writers) - (initargs - :initform nil - :initarg :initargs - :accessor slot-definition-initargs) - (type - :initform t - :initarg :type - :accessor slot-definition-type) - (documentation - :initform "" - :initarg :documentation) - (class - :initform nil - :initarg :class - :accessor slot-definition-class))) + ((name + :initform nil + :initarg :name + :accessor slot-definition-name) + (initform + :initform nil + :initarg :initform + :accessor slot-definition-initform) + (initfunction + :initform nil + :initarg :initfunction + :accessor slot-definition-initfunction) + (readers + :initform nil + :initarg :readers + :accessor slot-definition-readers) + (writers + :initform nil + :initarg :writers + :accessor slot-definition-writers) + (initargs + :initform nil + :initarg :initargs + :accessor slot-definition-initargs) + (type + :initform t + :initarg :type + :accessor slot-definition-type) + (documentation + :initform "" + :initarg :documentation) + (class + :initform nil + :initarg :class + :accessor slot-definition-class))) (defclass standard-slot-definition (slot-definition) ((allocation @@ -704,11 +687,11 @@ ()) (defclass effective-slot-definition (slot-definition) - ((reader-function ; #'(lambda (object) ...) + ((reader-function ; (lambda (object) ...) :accessor slot-definition-reader-function) - (writer-function ; #'(lambda (new-value object) ...) + (writer-function ; (lambda (new-value object) ...) :accessor slot-definition-writer-function) - (boundp-function ; #'(lambda (object) ...) + (boundp-function ; (lambda (object) ...) :accessor slot-definition-boundp-function) (accessor-flags :initform 0))) @@ -734,41 +717,41 @@ (defclass method (standard-object) ()) (defclass standard-method (definition-source-mixin plist-mixin method) - ((generic-function - :initform nil - :accessor method-generic-function) -; (qualifiers -; :initform () -; :initarg :qualifiers -; :reader method-qualifiers) - (specializers - :initform () - :initarg :specializers - :reader method-specializers) - (lambda-list - :initform () - :initarg :lambda-list - :reader method-lambda-list) - (function - :initform nil - :initarg :function) ;no writer - (fast-function - :initform nil - :initarg :fast-function ;no writer - :reader method-fast-function) -; (documentation -; :initform nil -; :initarg :documentation -; :reader method-documentation) - )) + ((generic-function + :initform nil + :accessor method-generic-function) +;;; (qualifiers +;;; :initform () +;;; :initarg :qualifiers +;;; :reader method-qualifiers) + (specializers + :initform () + :initarg :specializers + :reader method-specializers) + (lambda-list + :initform () + :initarg :lambda-list + :reader method-lambda-list) + (function + :initform nil + :initarg :function) ;no writer + (fast-function + :initform nil + :initarg :fast-function ;no writer + :reader method-fast-function) +;;; (documentation +;;; :initform nil +;;; :initarg :documentation +;;; :reader method-documentation) + )) (defclass standard-accessor-method (standard-method) - ((slot-name :initform nil - :initarg :slot-name - :reader accessor-method-slot-name) - (slot-definition :initform nil - :initarg :slot-definition - :reader accessor-method-slot-definition))) + ((slot-name :initform nil + :initarg :slot-name + :reader accessor-method-slot-name) + (slot-definition :initform nil + :initarg :slot-definition + :reader accessor-method-slot-definition))) (defclass standard-reader-method (standard-accessor-method) ()) @@ -780,47 +763,60 @@ definition-source-mixin documentation-mixin funcallable-standard-object) - () + (;; We need to make a distinction between the methods initially set + ;; up by :METHOD options to DEFGENERIC and the ones set up later by + ;; DEFMETHOD, because ANSI's specifies that executing DEFGENERIC on + ;; an already-DEFGENERICed function clears the methods set by the + ;; previous DEFGENERIC, but not methods set by DEFMETHOD. (Making + ;; this distinction seems a little kludgy, but it has the positive + ;; effect of making it so that loading a file a.lisp containing + ;; DEFGENERIC, then loading a second file b.lisp containing + ;; DEFMETHOD, then modifying and reloading a.lisp and/or b.lisp + ;; tends to leave the generic function in a state consistent with + ;; the most-recently-loaded state of a.lisp and b.lisp.) + (initial-methods + :initform () + :accessor generic-function-initial-methods)) (:metaclass funcallable-standard-class)) (defclass standard-generic-function (generic-function) - ((name - :initform nil - :initarg :name - :accessor generic-function-name) - (methods - :initform () - :accessor generic-function-methods - :type list) - (method-class - :initarg :method-class - :accessor generic-function-method-class) - (method-combination - :initarg :method-combination - :accessor generic-function-method-combination) - (arg-info - :initform (make-arg-info) - :reader gf-arg-info) - (dfun-state - :initform () - :accessor gf-dfun-state) - (pretty-arglist - :initform () - :accessor gf-pretty-arglist)) + ((name + :initform nil + :initarg :name + :accessor generic-function-name) + (methods + :initform () + :accessor generic-function-methods + :type list) + (method-class + :initarg :method-class + :accessor generic-function-method-class) + (method-combination + :initarg :method-combination + :accessor generic-function-method-combination) + (arg-info + :initform (make-arg-info) + :reader gf-arg-info) + (dfun-state + :initform () + :accessor gf-dfun-state)) (:metaclass funcallable-standard-class) (:default-initargs :method-class *the-class-standard-method* :method-combination *standard-method-combination*)) (defclass method-combination (standard-object) ()) -(defclass standard-method-combination - (definition-source-mixin method-combination) - ((type :reader method-combination-type - :initarg :type) - (documentation :reader method-combination-documentation - :initarg :documentation) - (options :reader method-combination-options - :initarg :options))) +(defclass standard-method-combination (definition-source-mixin + method-combination) + ((type + :reader method-combination-type + :initarg :type) + (documentation + :reader method-combination-documentation + :initarg :documentation) + (options + :reader method-combination-options + :initarg :options))) (defparameter *early-class-predicates* '((specializer specializerp)