(declaim (notinline make-a-method
add-named-method
ensure-generic-function-using-class
-
add-method
remove-method))
;;; early definition. Do this in a way that makes sure that if we
;;; redefine one of the early definitions the redefinition will take
;;; effect. This makes development easier.
-(eval-when (:load-toplevel :execute)
-
(dolist (fns *!early-functions*)
(let ((name (car fns))
(early-name (cadr fns)))
(setf (gdefinition name)
- (set-function-name
- #'(lambda (&rest args)
- (apply (the function (name-get-fdefinition early-name)) args))
+ (set-fun-name
+ (lambda (&rest args)
+ (apply (fdefinition early-name) args))
name))))
-) ; EVAL-WHEN
;;; *!GENERIC-FUNCTION-FIXUPS* is used by !FIX-EARLY-GENERIC-FUNCTIONS
;;; to convert the few functions in the bootstrap which are supposed
(standard-generic-function t t)
real-get-method))
(ensure-generic-function-using-class
- ((generic-function function-name
+ ((generic-function fun-name
&key generic-function-class environment
&allow-other-keys)
(generic-function t)
real-ensure-gf-using-class--generic-function)
- ((generic-function function-name
+ ((generic-function fun-name
&key generic-function-class environment
&allow-other-keys)
(null t)
(generic-function standard-method-combination t)
standard-compute-effective-method))))
\f
-(defmacro defgeneric (function-name lambda-list &body options)
- (expand-defgeneric function-name lambda-list options))
-
-(defun expand-defgeneric (function-name lambda-list options)
+(defmacro defgeneric (fun-name lambda-list &body options)
+ (declare (type list lambda-list))
+ (unless (legal-fun-name-p fun-name)
+ (error 'simple-program-error
+ :format-control "illegal generic function name ~S"
+ :format-arguments (list fun-name)))
(let ((initargs ())
(methods ()))
(flet ((duplicate-option (name)
- (error 'sb-kernel:simple-program-error
+ (error 'simple-program-error
:format-control "The option ~S appears more than once."
:format-arguments (list name)))
(expand-method-definition (qab) ; QAB = qualifiers, arglist, body
(arglist (elt qab arglist-pos))
(qualifiers (subseq qab 0 arglist-pos))
(body (nthcdr (1+ arglist-pos) qab)))
- (when (not (equal (cadr (getf initargs :method-combination))
- qualifiers))
- (error "bad method specification in DEFGENERIC ~A~%~
- -- qualifier mismatch for lambda list ~A"
- function-name arglist))
- `(defmethod ,function-name ,@qualifiers ,arglist ,@body))))
+ `(push (defmethod ,fun-name ,@qualifiers ,arglist ,@body)
+ (generic-function-initial-methods #',fun-name)))))
(macrolet ((initarg (key) `(getf initargs ,key)))
(dolist (option options)
(let ((car-option (car option)))
(setf (initarg car-option)
`',(cdr option))))
((:documentation :generic-function-class :method-class)
- (unless (sb-int:proper-list-of-length-p option 2)
+ (unless (proper-list-of-length-p option 2)
(error "bad list length for ~S" option))
(if (initarg car-option)
(duplicate-option car-option)
(t
;; ANSI requires that unsupported things must get a
;; PROGRAM-ERROR.
- (error 'sb-kernel:simple-program-error
+ (error 'simple-program-error
:format-control "unsupported option ~S"
:format-arguments (list option))))))
`',(initarg :declarations))))
`(progn
(eval-when (:compile-toplevel :load-toplevel :execute)
- (compile-or-load-defgeneric ',function-name))
- (load-defgeneric ',function-name ',lambda-list ,@initargs)
- ,@(mapcar #'expand-method-definition methods)
- `,(function ,function-name)))))
-
-(defun compile-or-load-defgeneric (function-name)
- (sb-kernel:proclaim-as-function-name function-name)
- (sb-kernel:note-name-defined function-name :function)
- (unless (eq (sb-int:info :function :where-from function-name) :declared)
- (setf (sb-int:info :function :where-from function-name) :defined)
- (setf (sb-int:info :function :type function-name)
+ (compile-or-load-defgeneric ',fun-name))
+ (load-defgeneric ',fun-name ',lambda-list ,@initargs)
+ ,@(mapcar #'expand-method-definition methods)
+ #',fun-name))))
+
+(defun compile-or-load-defgeneric (fun-name)
+ (sb-kernel:proclaim-as-fun-name fun-name)
+ (sb-kernel:note-name-defined fun-name :function)
+ (unless (eq (info :function :where-from fun-name) :declared)
+ (setf (info :function :where-from fun-name) :defined)
+ (setf (info :function :type fun-name)
(sb-kernel:specifier-type 'function))))
-(defun load-defgeneric (function-name lambda-list &rest initargs)
- (when (fboundp function-name)
- (sb-kernel::style-warn "redefining ~S in DEFGENERIC" function-name))
+(defun load-defgeneric (fun-name lambda-list &rest initargs)
+ (when (fboundp fun-name)
+ (sb-kernel::style-warn "redefining ~S in DEFGENERIC" fun-name)
+ (let ((fun (fdefinition fun-name)))
+ (when (generic-function-p fun)
+ (loop for method in (generic-function-initial-methods fun)
+ do (remove-method fun method))
+ (setf (generic-function-initial-methods fun) '()))))
(apply #'ensure-generic-function
- function-name
- :lambda-list lambda-list
- :definition-source `((defgeneric ,function-name)
- ,*load-truename*)
- initargs))
+ fun-name
+ :lambda-list lambda-list
+ :definition-source `((defgeneric ,fun-name) ,*load-truename*)
+ initargs))
\f
(defmacro defmethod (&rest args &environment env)
(multiple-value-bind (name qualifiers lambda-list body)
(class-name (class-of proto-method))
'standard-method)
initargs-form
- (getf (getf initargs ':plist)
- ':pv-table-symbol))))))))
+ (getf (getf initargs :plist)
+ :pv-table-symbol))))))))
(defun interned-symbol-p (x)
(and (symbolp x) (symbol-package x)))
initargs-form &optional pv-table-symbol)
(let (fn
fn-lambda)
- (if (and (interned-symbol-p (sb-int:function-name-block-name name))
+ (if (and (interned-symbol-p (fun-name-block-name name))
(every #'interned-symbol-p qualifiers)
- (every #'(lambda (s)
- (if (consp s)
- (and (eq (car s) 'eql)
- (constantp (cadr s))
- (let ((sv (eval (cadr s))))
- (or (interned-symbol-p sv)
- (integerp sv)
- (and (characterp sv)
- (standard-char-p sv)))))
- (interned-symbol-p s)))
+ (every (lambda (s)
+ (if (consp s)
+ (and (eq (car s) 'eql)
+ (constantp (cadr s))
+ (let ((sv (eval (cadr s))))
+ (or (interned-symbol-p sv)
+ (integerp sv)
+ (and (characterp sv)
+ (standard-char-p sv)))))
+ (interned-symbol-p s)))
specializers)
(consp initargs-form)
(eq (car initargs-form) 'list*)
`(,(car specl) ,(eval (cadr specl)))
specl))
specializers))
- (mname `(,(if (eq (cadr initargs-form) ':function)
+ (mname `(,(if (eq (cadr initargs-form) :function)
'method 'fast-method)
,name ,@qualifiers ,specls))
(mname-sym (intern (let ((*print-pretty* nil)
;; force symbols to be printed
;; with explicit package
;; prefixes.)
- (*package* sb-int:*keyword-package*))
+ (*package* *keyword-package*))
(format nil "~S" mname)))))
- `(eval-when (:load-toplevel :execute)
- (defun ,mname-sym ,(cadr fn-lambda)
- ,@(cddr fn-lambda))
- ,(make-defmethod-form-internal
- name qualifiers `',specls
- unspecialized-lambda-list method-class-name
- `(list* ,(cadr initargs-form)
- #',mname-sym
- ,@(cdddr initargs-form))
- pv-table-symbol)))
- (make-defmethod-form-internal
- name qualifiers
- `(list ,@(mapcar #'(lambda (specializer)
- (if (consp specializer)
- ``(,',(car specializer)
- ,,(cadr specializer))
- `',specializer))
- specializers))
- unspecialized-lambda-list method-class-name
- initargs-form
- pv-table-symbol))))
+ `(progn
+ (defun ,mname-sym ,(cadr fn-lambda)
+ ,@(cddr fn-lambda))
+ ,(make-defmethod-form-internal
+ name qualifiers `',specls
+ unspecialized-lambda-list method-class-name
+ `(list* ,(cadr initargs-form)
+ #',mname-sym
+ ,@(cdddr initargs-form))
+ pv-table-symbol)))
+ (make-defmethod-form-internal
+ name qualifiers
+ `(list ,@(mapcar (lambda (specializer)
+ (if (consp specializer)
+ ``(,',(car specializer)
+ ,,(cadr specializer))
+ `',specializer))
+ specializers))
+ unspecialized-lambda-list
+ method-class-name
+ initargs-form
+ pv-table-symbol))))
(defun make-defmethod-form-internal
(name qualifiers specializers-form unspecialized-lambda-list
(extract-declarations body env)
(values `(lambda ,unspecialized-lambda-list
,@(when documentation `(,documentation))
- (declare (%method-name ,(list name qualifiers specializers)))
+ ;; (Old PCL code used a somewhat different style of
+ ;; list for %METHOD-NAME values. Our names use
+ ;; ,@QUALIFIERS instead of ,QUALIFIERS so that the
+ ;; method names look more like what you see in a
+ ;; DEFMETHOD form.)
+ ;;
+ ;; FIXME: As of sbcl-0.7.0.6, code elsewhere, at
+ ;; least the code to set up named BLOCKs around the
+ ;; bodies of methods, depends on the function's base
+ ;; name being the first element of the %METHOD-NAME
+ ;; list. It would be good to remove this dependency,
+ ;; perhaps by building the BLOCK here, or by using
+ ;; another declaration (e.g. %BLOCK-NAME), so that
+ ;; our method debug names are free to have any format,
+ ;; e.g. (:METHOD PRINT-OBJECT :AROUND (CLOWN T)).
+ (declare (%method-name (,name
+ ,@qualifiers
+ ,specializers)))
(declare (%method-lambda-list ,@lambda-list))
,@declarations
,@real-body)
(defun real-make-method-initargs-form (proto-gf proto-method
method-lambda initargs env)
(declare (ignore proto-gf proto-method))
- (unless (and (consp method-lambda) (eq (car method-lambda) 'lambda))
+ (unless (and (consp method-lambda)
+ (eq (car method-lambda) 'lambda))
(error "The METHOD-LAMBDA argument to MAKE-METHOD-FUNCTION, ~S, ~
is not a lambda form."
method-lambda))
;; These declarations seem to be used by PCL to pass
;; information to itself; when I tried to delete 'em
;; ca. 0.6.10 it didn't work. I'm not sure how
- ;; they work, but note the (VARIABLE-DECLARATION '%CLASS ..)
+ ;; they work, but note the (VAR-DECLARATION '%CLASS ..)
;; expression in CAN-OPTIMIZE-ACCESS1. -- WHN 2000-12-30
,@(remove nil
(mapcar (lambda (a s) (and (symbolp s)
- (neq s 't)
+ (neq s t)
`(%class ,a ,s)))
parameters
specializers))
(declare (ignorable ,@required-parameters))
,class-declarations
,@declarations
- (block ,(sb-int:function-name-block-name
- generic-function-name)
+ (block ,(fun-name-block-name generic-function-name)
,@real-body)))
(constant-value-p (and (null (cdr real-body))
(constantp (car real-body))))
(extract-declarations (cddr walked-lambda))
(declare (ignore ignore))
(when (or next-method-p-p call-next-method-p)
- (setq plist (list* :needs-next-methods-p 't plist)))
+ (setq plist (list* :needs-next-methods-p t plist)))
(when (some #'cdr slots)
(multiple-value-bind (slot-name-lists call-list)
(slot-name-lists-from-slots slots calls)
rest-arg
&rest lmf-options)
&body body)
- `(bind-fast-lexical-method-macros (,args ,rest-arg ,next-method-call)
- (bind-lexical-method-functions (,@lmf-options)
- (bind-args (,(nthcdr (length args) lambda-list) ,rest-arg)
- ,@body))))
+ `(bind-fast-lexical-method-macros (,args ,rest-arg ,next-method-call)
+ (bind-lexical-method-functions (,@lmf-options)
+ (bind-args (,(nthcdr (length args) lambda-list) ,rest-arg)
+ ,@body))))
(defmacro bind-simple-lexical-method-macros ((method-args next-methods)
&body body)
`(not (null .next-method.))))
,@body))
-(defstruct method-call
+(defstruct (method-call (:copier nil))
(function #'identity :type function)
call-method-args)
`(list ,@required-args+rest-arg))
(method-call-call-method-args ,method-call)))
-(defstruct fast-method-call
+(defstruct (fast-method-call (:copier nil))
(function #'identity :type function)
pv-cell
next-method-call
(fast-method-call-next-method-call ,method-call)
,@required-args+rest-arg))
-(defstruct fast-instance-boundp
+(defstruct (fast-instance-boundp (:copier nil))
(index 0 :type fixnum))
#-sb-fluid (declaim (sb-ext:freeze-type fast-instance-boundp))
(eval-when (:compile-toplevel :load-toplevel :execute)
-
-(defvar *allow-emf-call-tracing-p* nil)
-(defvar *enable-emf-call-tracing-p* #-testing nil #+testing t)
-
-) ; EVAL-WHEN
+ (defvar *allow-emf-call-tracing-p* nil)
+ (defvar *enable-emf-call-tracing-p* #-sb-show nil #+sb-show t))
\f
;;;; effective method functions
&rest required-args+rest-arg)
(unless (constantp restp)
(error "The RESTP argument is not constant."))
+ ;; FIXME: The RESTP handling here is confusing and maybe slightly
+ ;; broken if RESTP evaluates to a non-self-evaluating form. E.g. if
+ ;; (INVOKE-EFFECTIVE-METHOD-FUNCTION EMF '(ERROR "gotcha") ...)
+ ;; then TRACE-EMF-CALL-CALL-INTERNAL might die on a gotcha error.
(setq restp (eval restp))
`(progn
(trace-emf-call ,emf ,restp (list ,@required-args+rest-arg))
(cond ((typep ,emf 'fast-method-call)
- (invoke-fast-method-call ,emf ,@required-args+rest-arg))
+ (invoke-fast-method-call ,emf ,@required-args+rest-arg))
+ ;; "What," you may wonder, "do these next two clauses do?"
+ ;; In that case, you are not a PCL implementor, for they
+ ;; considered this to be self-documenting.:-| Or CSR, for
+ ;; that matter, since he can also figure it out by looking
+ ;; at it without breaking stride. For the rest of us,
+ ;; though: From what the code is doing with .SLOTS. and
+ ;; whatnot, evidently it's implementing SLOT-VALUEish and
+ ;; GET-SLOT-VALUEish things. Then we can reason backwards
+ ;; and conclude that setting EMF to a FIXNUM is an
+ ;; optimized way to represent these slot access operations.
,@(when (and (null restp) (= 1 (length required-args+rest-arg)))
`(((typep ,emf 'fixnum)
(let* ((.slots. (get-slots-or-nil
(let ((.new-value. ,(car required-args+rest-arg))
(.slots. (get-slots-or-nil
,(car required-args+rest-arg))))
- (when .slots.
- (setf (clos-slots-ref .slots. ,emf) .new-value.))))))
- #||
- ,@(when (and (null restp) (= 1 (length required-args+rest-arg)))
- `(((typep ,emf 'fast-instance-boundp)
- (let ((.slots. (get-slots-or-nil
- ,(car required-args+rest-arg))))
- (and .slots.
- (not (eq (clos-slots-ref
- .slots. (fast-instance-boundp-index ,emf))
- +slot-unbound+)))))))
- ||#
+ (when .slots.
+ (setf (clos-slots-ref .slots. ,emf) .new-value.))))))
+ ;; (In cmucl-2.4.8 there was a commented-out third ,@(WHEN
+ ;; ...) clause here to handle SLOT-BOUNDish stuff. Since
+ ;; there was no explanation and presumably the code is 10+
+ ;; years stale, I simply deleted it. -- WHN)
(t
(etypecase ,emf
(method-call
(fast-method-call (let* ((arg-info (gf-arg-info gf))
(nreq (arg-info-number-required arg-info))
(restp (arg-info-applyp arg-info)))
- #'(lambda (&rest args)
- (trace-emf-call emf t args)
- (apply (fast-method-call-function emf)
- (fast-method-call-pv-cell emf)
- (fast-method-call-next-method-call emf)
- (if restp
- (let* ((rest-args (nthcdr nreq args))
- (req-args (ldiff args
- rest-args)))
- (nconc req-args rest-args))
- args)))))
- (method-call #'(lambda (&rest args)
- (trace-emf-call emf t args)
- (apply (method-call-function emf)
- args
- (method-call-call-method-args emf))))
+ (lambda (&rest args)
+ (trace-emf-call emf t args)
+ (apply (fast-method-call-function emf)
+ (fast-method-call-pv-cell emf)
+ (fast-method-call-next-method-call emf)
+ (if restp
+ (let* ((rest-args (nthcdr nreq args))
+ (req-args (ldiff args
+ rest-args)))
+ (nconc req-args rest-args))
+ args)))))
+ (method-call (lambda (&rest args)
+ (trace-emf-call emf t args)
+ (apply (method-call-function emf)
+ args
+ (method-call-call-method-args emf))))
(function emf)))
\f
(defmacro bind-fast-lexical-method-macros ((args rest-arg next-method-call)
&body body)
- `(macrolet ((call-next-method-bind (&body body)
- `(let () ,@body))
+ `(macrolet ((narrowed-emf (emf)
+ ;; INVOKE-EFFECTIVE-METHOD-FUNCTION has code in it to
+ ;; dispatch on the possibility that EMF might be of
+ ;; type FIXNUM (as an optimized representation of a
+ ;; slot accessor). But as far as I (WHN 2002-06-11)
+ ;; can tell, it's impossible for such a representation
+ ;; to end up as .NEXT-METHOD-CALL. By reassuring
+ ;; INVOKE-E-M-F that when called from this context
+ ;; it needn't worry about the FIXNUM case, we can
+ ;; keep those cases from being compiled, which is
+ ;; good both because it saves bytes and because it
+ ;; avoids annoying type mismatch compiler warnings.
+ ;;
+ ;; KLUDGE: In sbcl-0.7.4.29, the compiler's type
+ ;; system isn't smart enough about NOT and intersection
+ ;; types to benefit from a (NOT FIXNUM) declaration
+ ;; here. -- WHN 2002-06-12
+ ;;
+ ;; FIXME: Might the FUNCTION type be omittable here,
+ ;; leaving only METHOD-CALLs? Failing that, could this
+ ;; be documented somehow? (It'd be nice if the types
+ ;; involved could be understood without solving the
+ ;; halting problem.)
+ `(the (or function method-call fast-method-call)
+ ,emf))
+ (call-next-method-bind (&body body)
+ `(let () ,@body))
(call-next-method-body (cnm-args)
- `(if ,',next-method-call
- ,(if (and (null ',rest-arg)
- (consp cnm-args)
- (eq (car cnm-args) 'list))
- `(invoke-effective-method-function
- ,',next-method-call nil
- ,@(cdr cnm-args))
- (let ((call `(invoke-effective-method-function
- ,',next-method-call
- ,',(not (null rest-arg))
- ,@',args
- ,@',(when rest-arg `(,rest-arg)))))
- `(if ,cnm-args
- (bind-args ((,@',args
- ,@',(when rest-arg
- `(&rest ,rest-arg)))
- ,cnm-args)
- ,call)
- ,call)))
- (error "no next method")))
+ `(if ,',next-method-call
+ ,(locally
+ ;; This declaration suppresses a "deleting
+ ;; unreachable code" note for the following IF when
+ ;; REST-ARG is NIL. It is not nice for debugging
+ ;; SBCL itself, but at least it keeps us from
+ ;; annoying users.
+ (declare (optimize (inhibit-warnings 3)))
+ (if (and (null ',rest-arg)
+ (consp cnm-args)
+ (eq (car cnm-args) 'list))
+ `(invoke-effective-method-function
+ (narrowed-emf ,',next-method-call)
+ nil
+ ,@(cdr cnm-args))
+ (let ((call `(invoke-effective-method-function
+ (narrowed-emf ,',next-method-call)
+ ,',(not (null rest-arg))
+ ,@',args
+ ,@',(when rest-arg `(,rest-arg)))))
+ `(if ,cnm-args
+ (bind-args ((,@',args
+ ,@',(when rest-arg
+ `(&rest ,rest-arg)))
+ ,cnm-args)
+ ,call)
+ ,call))))
+ (error "no next method")))
(next-method-p-body ()
- `(not (null ,',next-method-call))))
- ,@body))
+ `(not (null ,',next-method-call))))
+ ,@body))
(defmacro bind-lexical-method-functions
((&key call-next-method-p next-method-p-p closurep applyp)
(null closurep)
(null applyp))
`(let () ,@body))
- ((and (null closurep)
- (null applyp))
+ ((and (null closurep)
+ (null applyp))
;; OK to use MACROLET, and all args are mandatory
;; (else APPLYP would be true).
`(call-next-method-bind
,(cadr var)))))))
(rest `((,var ,args-tail)))
(key (cond ((not (consp var))
- `((,var (get-key-arg ,(sb-int:keywordicate var)
+ `((,var (get-key-arg ,(keywordicate var)
,args-tail))))
((null (cddr var))
(multiple-value-bind (keyword variable)
(if (consp (car var))
(values (caar var)
(cadar var))
- (values (sb-int:keywordicate (car var))
+ (values (keywordicate (car var))
(car var)))
`((,key (get-key-arg1 ',keyword ,args-tail))
(,variable (if (consp ,key)
(if (consp (car var))
(values (caar var)
(cadar var))
- (values (sb-int:keywordicate (car var))
+ (values (keywordicate (car var))
(car var)))
`((,key (get-key-arg1 ',keyword ,args-tail))
(,(caddr var) ,key)
(next-method-p-p nil)) ; flag indicating that NEXT-METHOD-P
; should be in the method definition
(flet ((walk-function (form context env)
- (cond ((not (eq context ':eval)) form)
+ (cond ((not (eq context :eval)) form)
;; FIXME: Jumping to a conclusion from the way it's used
;; above, perhaps CONTEXT should be called SITUATION
;; (after the term used in the ANSI specification of
;; like :LOAD-TOPLEVEL.
((not (listp form)) form)
((eq (car form) 'call-next-method)
- (setq call-next-method-p 't)
+ (setq call-next-method-p t)
form)
((eq (car form) 'next-method-p)
- (setq next-method-p-p 't)
+ (setq next-method-p-p t)
form)
((and (eq (car form) 'function)
(cond ((eq (cadr form) 'call-next-method)
- (setq call-next-method-p 't)
+ (setq call-next-method-p t)
(setq closurep t)
form)
((eq (cadr form) 'next-method-p)
- (setq next-method-p-p 't)
+ (setq next-method-p-p t)
(setq closurep t)
form)
(t nil))))
((and (memq (car form)
'(slot-value set-slot-value slot-boundp))
(constantp (caddr form)))
- (let ((parameter
- (can-optimize-access form required-parameters env)))
+ (let ((parameter (can-optimize-access form
+ required-parameters
+ env)))
(let ((fun (ecase (car form)
(slot-value #'optimize-slot-value)
(set-slot-value #'optimize-set-slot-value)
next-method-p-p)))))
(defun generic-function-name-p (name)
- (and (sb-int:legal-function-name-p name)
+ (and (legal-fun-name-p name)
(gboundp name)
(if (eq *boot-state* 'complete)
(standard-generic-function-p (gdefinition name))
(defun load-defmethod
(class name quals specls ll initargs &optional pv-table-symbol)
(setq initargs (copy-tree initargs))
- (let ((method-spec (or (getf initargs ':method-spec)
+ (let ((method-spec (or (getf initargs :method-spec)
(make-method-spec name quals specls))))
- (setf (getf initargs ':method-spec) method-spec)
- (record-definition 'method method-spec)
+ (setf (getf initargs :method-spec) method-spec)
(load-defmethod-internal class name quals specls
ll initargs pv-table-symbol)))
(method-class gf-spec qualifiers specializers lambda-list
initargs pv-table-symbol)
(when pv-table-symbol
- (setf (getf (getf initargs ':plist) :pv-table-symbol)
+ (setf (getf (getf initargs :plist) :pv-table-symbol)
pv-table-symbol))
(when (and (eq *boot-state* 'complete)
(fboundp gf-spec))
- (let* ((gf (name-get-fdefinition gf-spec))
+ (let* ((gf (fdefinition gf-spec))
(method (and (generic-function-p gf)
(find-method gf
qualifiers
`(method ,gf-spec ,@qualifiers ,unparsed-specializers))
(defun initialize-method-function (initargs &optional return-function-p method)
- (let* ((mf (getf initargs ':function))
- (method-spec (getf initargs ':method-spec))
- (plist (getf initargs ':plist))
- (pv-table-symbol (getf plist ':pv-table-symbol))
+ (let* ((mf (getf initargs :function))
+ (method-spec (getf initargs :method-spec))
+ (plist (getf initargs :plist))
+ (pv-table-symbol (getf plist :pv-table-symbol))
(pv-table nil)
- (mff (getf initargs ':fast-function)))
+ (mff (getf initargs :fast-function)))
(flet ((set-mf-property (p v)
(when mf
(setf (method-function-get mf p) v))
(setf (method-function-get mff p) v))))
(when method-spec
(when mf
- (setq mf (set-function-name mf method-spec)))
+ (setq mf (set-fun-name mf method-spec)))
(when mff
(let ((name `(,(or (get (car method-spec) 'fast-sym)
(setf (get (car method-spec) 'fast-sym)
(car method-spec))
*pcl-package*)))
,@(cdr method-spec))))
- (set-function-name mff name)
+ (set-fun-name mff name)
(unless mf
(set-mf-property :name name)))))
(when plist
\f
(defun analyze-lambda-list (lambda-list)
(flet (;; FIXME: Is this redundant with SB-C::MAKE-KEYWORD-FOR-ARG?
- (parse-keyword-argument (arg)
+ (parse-key-arg (arg)
(if (listp arg)
(if (listp (car arg))
(caar arg)
- (sb-int:keywordicate (car arg)))
- (sb-int:keywordicate arg))))
+ (keywordicate (car arg)))
+ (keywordicate arg))))
(let ((nrequired 0)
(noptional 0)
(keysp nil)
(restp nil)
+ (nrest 0)
(allow-other-keys-p nil)
(keywords ())
(keyword-parameters ())
(if (memq x lambda-list-keywords)
(case x
(&optional (setq state 'optional))
- (&key (setq keysp 't
+ (&key (setq keysp t
state 'key))
- (&allow-other-keys (setq allow-other-keys-p 't))
- (&rest (setq restp 't
+ (&allow-other-keys (setq allow-other-keys-p t))
+ (&rest (setq restp t
state 'rest))
(&aux (return t))
(otherwise
- (error "encountered the non-standard lambda list keyword ~S" x)))
+ (error "encountered the non-standard lambda list keyword ~S"
+ x)))
(ecase state
(required (incf nrequired))
(optional (incf noptional))
- (key (push (parse-keyword-argument x) keywords)
+ (key (push (parse-key-arg x) keywords)
(push x keyword-parameters))
- (rest ()))))
+ (rest (incf nrest)))))
+ (when (and restp (zerop nrest))
+ (error "Error in lambda-list:~%~
+ After &REST, a DEFGENERIC lambda-list ~
+ must be followed by at least one variable."))
(values nrequired noptional keysp restp allow-other-keys-p
(reverse keywords)
(reverse keyword-parameters)))))
(defun keyword-spec-name (x)
(let ((key (if (atom x) x (car x))))
(if (atom key)
- (intern (symbol-name key) sb-int:*keyword-package*)
+ (keywordicate key)
(car key))))
(defun ftype-declaration-from-lambda-list (lambda-list name)
keywords keyword-parameters)
(analyze-lambda-list lambda-list)
(declare (ignore keyword-parameters))
- (let* ((old (sb-int:info :function :type name)) ;FIXME:FDOCUMENTATION instead?
- (old-ftype (if (sb-kernel:function-type-p old) old nil))
- (old-restp (and old-ftype (sb-kernel:function-type-rest old-ftype)))
+ (let* ((old (info :function :type name)) ;FIXME:FDOCUMENTATION instead?
+ (old-ftype (if (sb-kernel:fun-type-p old) old nil))
+ (old-restp (and old-ftype (sb-kernel:fun-type-rest old-ftype)))
(old-keys (and old-ftype
(mapcar #'sb-kernel:key-info-name
- (sb-kernel:function-type-keywords old-ftype))))
- (old-keysp (and old-ftype (sb-kernel:function-type-keyp old-ftype)))
- (old-allowp (and old-ftype (sb-kernel:function-type-allowp old-ftype)))
+ (sb-kernel:fun-type-keywords
+ old-ftype))))
+ (old-keysp (and old-ftype (sb-kernel:fun-type-keyp old-ftype)))
+ (old-allowp (and old-ftype
+ (sb-kernel:fun-type-allowp old-ftype)))
(keywords (union old-keys (mapcar #'keyword-spec-name keywords))))
- `(function ,(append (make-list nrequired :initial-element 't)
+ `(function ,(append (make-list nrequired :initial-element t)
(when (plusp noptional)
(append '(&optional)
- (make-list noptional :initial-element 't)))
+ (make-list noptional :initial-element t)))
(when (or restp old-restp)
'(&rest t))
(when (or keysp old-keysp)
(append '(&key)
- (mapcar #'(lambda (key)
- `(,key t))
+ (mapcar (lambda (key)
+ `(,key t))
keywords)
(when (or allow-other-keys-p old-allowp)
'(&allow-other-keys)))))
(defun defgeneric-declaration (spec lambda-list)
(when (consp spec)
- (setq spec (get-setf-function-name (cadr spec))))
+ (setq spec (get-setf-fun-name (cadr spec))))
`(ftype ,(ftype-declaration-from-lambda-list lambda-list spec) ,spec))
\f
;;;; early generic function support
(defvar *!early-generic-functions* ())
-(defun ensure-generic-function (function-name
+(defun ensure-generic-function (fun-name
&rest all-keys
&key environment
&allow-other-keys)
(declare (ignore environment))
- (let ((existing (and (gboundp function-name)
- (gdefinition function-name))))
+ (let ((existing (and (gboundp fun-name)
+ (gdefinition fun-name))))
(if (and existing
(eq *boot-state* 'complete)
(null (generic-function-p existing)))
- (generic-clobbers-function function-name)
+ (generic-clobbers-function fun-name)
(apply #'ensure-generic-function-using-class
- existing function-name all-keys))))
+ existing fun-name all-keys))))
-(defun generic-clobbers-function (function-name)
- (error 'sb-kernel:simple-program-error
- :format-control
- "~S already names an ordinary function or a macro."
- :format-arguments (list function-name)))
+(defun generic-clobbers-function (fun-name)
+ (error 'simple-program-error
+ :format-control "~S already names an ordinary function or a macro."
+ :format-arguments (list fun-name)))
(defvar *sgf-wrapper*
(boot-make-wrapper (early-class-size 'standard-generic-function)
'standard-generic-function))
(defvar *sgf-slots-init*
- (mapcar #'(lambda (canonical-slot)
- (if (memq (getf canonical-slot :name) '(arg-info source))
- +slot-unbound+
- (let ((initfunction (getf canonical-slot :initfunction)))
- (if initfunction
- (funcall initfunction)
- +slot-unbound+))))
+ (mapcar (lambda (canonical-slot)
+ (if (memq (getf canonical-slot :name) '(arg-info source))
+ +slot-unbound+
+ (let ((initfunction (getf canonical-slot :initfunction)))
+ (if initfunction
+ (funcall initfunction)
+ +slot-unbound+))))
(early-collect-inheritance 'standard-generic-function)))
(defvar *sgf-method-class-index*
(!bootstrap-slot-index 'standard-generic-function 'dfun-state))
(defstruct (arg-info
- (:conc-name nil)
- (:constructor make-arg-info ()))
+ (:conc-name nil)
+ (:constructor make-arg-info ())
+ (:copier nil))
(arg-info-lambda-list :no-lambda-list)
arg-info-precedence
arg-info-metatypes
arg-info-number-optional
arg-info-key/rest-p
- arg-info-keywords ;nil no keyword or rest allowed
- ;(k1 k2 ..) each method must accept these keyword arguments
- ;T must have &key or &rest
+ arg-info-keys ;nil no &KEY or &REST allowed
+ ;(k1 k2 ..) Each method must accept these &KEY arguments.
+ ;T must have &KEY or &REST
gf-info-simple-accessor-type ; nil, reader, writer, boundp
(gf-precompute-dfun-and-emf-p nil) ; set by set-arg-info
(length (arg-info-metatypes arg-info)))
(defun arg-info-nkeys (arg-info)
- (count-if #'(lambda (x) (neq x 't)) (arg-info-metatypes arg-info)))
+ (count-if (lambda (x) (neq x t)) (arg-info-metatypes arg-info)))
;;; Keep pages clean by not setting if the value is already the same.
(defmacro esetf (pos val)
(setq lambda-list (gf-lambda-list gf)))
(when (or lambda-list-p
(and first-p
- (eq (arg-info-lambda-list arg-info) ':no-lambda-list)))
+ (eq (arg-info-lambda-list arg-info) :no-lambda-list)))
(multiple-value-bind (nreq nopt keysp restp allow-other-keys-p keywords)
(analyze-lambda-list lambda-list)
(when (and methods (not first-p))
(esetf (arg-info-metatypes arg-info) (make-list nreq))
(esetf (arg-info-number-optional arg-info) nopt)
(esetf (arg-info-key/rest-p arg-info) (not (null (or keysp restp))))
- (esetf (arg-info-keywords arg-info)
+ (esetf (arg-info-keys arg-info)
(if lambda-list-p
(if allow-other-keys-p t keywords)
(arg-info-key/rest-p arg-info)))))
method
gf
(apply #'format nil string args)))
- (compare (x y)
+ (comparison-description (x y)
(if (> x y) "more" "fewer")))
(let ((gf-nreq (arg-info-number-required arg-info))
(gf-nopt (arg-info-number-optional arg-info))
(gf-key/rest-p (arg-info-key/rest-p arg-info))
- (gf-keywords (arg-info-keywords arg-info)))
+ (gf-keywords (arg-info-keys arg-info)))
(unless (= nreq gf-nreq)
(lose
"the method has ~A required arguments than the generic function."
- (compare nreq gf-nreq)))
+ (comparison-description nreq gf-nreq)))
(unless (= nopt gf-nopt)
(lose
- "the method has ~S optional arguments than the generic function."
- (compare nopt gf-nopt)))
+ "the method has ~A optional arguments than the generic function."
+ (comparison-description nopt gf-nopt)))
(unless (eq (or keysp restp) gf-key/rest-p)
(error
"The method and generic function differ in whether they accept~%~
(when (consp gf-keywords)
(unless (or (and restp (not keysp))
allow-other-keys-p
- (every #'(lambda (k) (memq k keywords)) gf-keywords))
- (lose "the method does not accept each of the keyword arguments~%~
+ (every (lambda (k) (memq k keywords)) gf-keywords))
+ (lose "the method does not accept each of the &KEY arguments~%~
~S."
gf-keywords)))))))
;;; CAR - a list of the early methods on this early gf
;;; CADR - the early discriminator code for this method
(defun ensure-generic-function-using-class (existing spec &rest keys
- &key (lambda-list nil lambda-list-p)
+ &key (lambda-list nil
+ lambda-list-p)
&allow-other-keys)
(declare (ignore keys))
(cond ((and existing (early-gf-p existing))
(defun make-early-gf (spec &optional lambda-list lambda-list-p function)
(let ((fin (allocate-funcallable-instance *sgf-wrapper* *sgf-slots-init*)))
- (set-funcallable-instance-function
+ (set-funcallable-instance-fun
fin
(or function
(if (eq spec 'print-object)
fin
'source
*load-truename*)
- (set-function-name fin spec)
+ (set-fun-name fin spec)
(let ((arg-info (make-arg-info)))
(setf (early-gf-arg-info fin) arg-info)
(when lambda-list-p
(let ((arg-info (if (eq *boot-state* 'complete)
(gf-arg-info gf)
(early-gf-arg-info gf))))
- (if (eq ':no-lambda-list (arg-info-lambda-list arg-info))
+ (if (eq :no-lambda-list (arg-info-lambda-list arg-info))
(let ((methods (if (eq *boot-state* 'complete)
(generic-function-methods gf)
(early-gf-methods gf))))
(setf (getf ,all-keys :method-combination)
(find-method-combination (class-prototype ,gf-class)
(car combin)
- (cdr combin)))))))
+ (cdr combin)))))
+ (let ((method-class (getf ,all-keys :method-class '.shes-not-there.)))
+ (unless (eq method-class '.shes-not-there.)
+ (setf (getf ,all-keys :method-class)
+ (find-class method-class t ,env))))))
(defun real-ensure-gf-using-class--generic-function
(existing
- function-name
+ fun-name
&rest all-keys
&key environment (lambda-list nil lambda-list-p)
(generic-function-class 'standard-generic-function gf-class-p)
(prog1
(apply #'reinitialize-instance existing all-keys)
(when lambda-list-p
- (proclaim (defgeneric-declaration function-name lambda-list)))))
+ (proclaim (defgeneric-declaration fun-name lambda-list)))))
(defun real-ensure-gf-using-class--null
(existing
- function-name
+ fun-name
&rest all-keys
&key environment (lambda-list nil lambda-list-p)
(generic-function-class 'standard-generic-function)
(declare (ignore existing))
(real-ensure-gf-internal generic-function-class all-keys environment)
(prog1
- (setf (gdefinition function-name)
+ (setf (gdefinition fun-name)
(apply #'make-instance generic-function-class
- :name function-name all-keys))
+ :name fun-name all-keys))
(when lambda-list-p
- (proclaim (defgeneric-declaration function-name lambda-list)))))
+ (proclaim (defgeneric-declaration fun-name lambda-list)))))
\f
-(defun get-generic-function-info (gf)
+(defun get-generic-fun-info (gf)
;; values nreq applyp metatypes nkeys arg-info
(multiple-value-bind (applyp metatypes arg-info)
(let* ((arg-info (if (early-gf-p gf)
metatypes
arg-info))
(values (length metatypes) applyp metatypes
- (count-if #'(lambda (x) (neq x 't)) metatypes)
+ (count-if (lambda (x) (neq x t)) metatypes)
arg-info)))
(defun early-make-a-method (class qualifiers arglist specializers initargs doc
;; Note that the use of not symbolp in this call to every should be
;; read as 'classp' we can't use classp itself because it doesn't
;; exist yet.
- (if (every #'(lambda (s) (not (symbolp s))) specializers)
+ (if (every (lambda (s) (not (symbolp s))) specializers)
(setq parsed specializers
- unparsed (mapcar #'(lambda (s)
- (if (eq s 't) 't (class-name s)))
+ unparsed (mapcar (lambda (s)
+ (if (eq s t) t (class-name s)))
specializers))
(setq unparsed specializers
parsed ()))
(list :early-method ;This is an early method dammit!
- (getf initargs ':function)
- (getf initargs ':fast-function)
+ (getf initargs :function)
+ (getf initargs :fast-function)
parsed ;The parsed specializers. This is used
;by early-method-specializers to cache
(defun early-method-specializers (early-method &optional objectsp)
(if (and (listp early-method)
(eq (car early-method) :early-method))
- (cond ((eq objectsp 't)
+ (cond ((eq objectsp t)
(or (fourth early-method)
(setf (fourth early-method)
(mapcar #'find-class (cadddr (fifth early-method))))))
(or (dolist (m (early-gf-methods generic-function))
(when (and (or (equal (early-method-specializers m nil)
specializers)
- (equal (early-method-specializers m 't)
+ (equal (early-method-specializers m t)
specializers))
(equal (early-method-qualifiers m) qualifiers))
(return m)))
(real-get-method generic-function qualifiers specializers errorp)))
(defun !fix-early-generic-functions ()
- (sb-int:/show "entering !FIX-EARLY-GENERIC-FUNCTIONS")
(let ((accessors nil))
;; Rearrange *!EARLY-GENERIC-FUNCTIONS* to speed up
;; FIX-EARLY-GENERIC-FUNCTIONS.
(dolist (early-gf-spec *!early-generic-functions*)
- (sb-int:/show early-gf-spec)
(when (every #'early-method-standard-accessor-p
(early-gf-methods (gdefinition early-gf-spec)))
(push early-gf-spec accessors)))
standard-class-p
funcallable-standard-class-p
specializerp)))
- (sb-int:/show spec)
+ (/show spec)
(setq *!early-generic-functions*
(cons spec
(delete spec *!early-generic-functions* :test #'equal))))
(dolist (early-gf-spec *!early-generic-functions*)
- (sb-int:/show early-gf-spec)
+ (/show early-gf-spec)
(let* ((gf (gdefinition early-gf-spec))
- (methods (mapcar #'(lambda (early-method)
- (let ((args (copy-list (fifth
- early-method))))
- (setf (fourth args)
- (early-method-specializers
- early-method t))
- (apply #'real-make-a-method args)))
+ (methods (mapcar (lambda (early-method)
+ (let ((args (copy-list (fifth
+ early-method))))
+ (setf (fourth args)
+ (early-method-specializers
+ early-method t))
+ (apply #'real-make-a-method args)))
(early-gf-methods gf))))
(setf (generic-function-method-class gf) *the-class-standard-method*)
(setf (generic-function-method-combination gf)
(set-methods gf methods)))
(dolist (fn *!early-functions*)
- (sb-int:/show fn)
- (setf (gdefinition (car fn)) (name-get-fdefinition (caddr fn))))
+ (/show fn)
+ (setf (gdefinition (car fn)) (fdefinition (caddr fn))))
(dolist (fixup *!generic-function-fixups*)
- (sb-int:/show fixup)
+ (/show fixup)
(let* ((fspec (car fixup))
(gf (gdefinition fspec))
- (methods (mapcar #'(lambda (method)
- (let* ((lambda-list (first method))
- (specializers (second method))
- (method-fn-name (third method))
- (fn-name (or method-fn-name fspec))
- (fn (name-get-fdefinition fn-name))
- (initargs
- (list :function
- (set-function-name
- #'(lambda (args next-methods)
- (declare (ignore
- next-methods))
- (apply fn args))
- `(call ,fn-name)))))
- (declare (type function fn))
- (make-a-method 'standard-method
- ()
- lambda-list
- specializers
- initargs
- nil)))
+ (methods (mapcar (lambda (method)
+ (let* ((lambda-list (first method))
+ (specializers (second method))
+ (method-fn-name (third method))
+ (fn-name (or method-fn-name fspec))
+ (fn (fdefinition fn-name))
+ (initargs
+ (list :function
+ (set-fun-name
+ (lambda (args next-methods)
+ (declare (ignore
+ next-methods))
+ (apply fn args))
+ `(call ,fn-name)))))
+ (declare (type function fn))
+ (make-a-method 'standard-method
+ ()
+ lambda-list
+ specializers
+ initargs
+ nil)))
(cdr fixup))))
(setf (generic-function-method-class gf) *the-class-standard-method*)
(setf (generic-function-method-combination gf)
*standard-method-combination*)
(set-methods gf methods))))
- (sb-int:/show "leaving !FIX-EARLY-GENERIC-FUNCTIONS"))
+ (/show "leaving !FIX-EARLY-GENERIC-FUNCTIONS"))
\f
;;; PARSE-DEFMETHOD is used by DEFMETHOD to parse the &REST argument
;;; into the 'real' arguments. This is where the syntax of DEFMETHOD
;;; is really implemented.
(defun parse-defmethod (cdr-of-form)
- ;;(declare (values name qualifiers specialized-lambda-list body))
+ (declare (list cdr-of-form))
(let ((name (pop cdr-of-form))
(qualifiers ())
(spec-ll ()))
(values name qualifiers spec-ll cdr-of-form)))
(defun parse-specializers (specializers)
+ (declare (list specializers))
(flet ((parse (spec)
(let ((result (specializer-from-type spec)))
(if (specializerp result)
gf (method-generic-function method)
temp (and gf (generic-function-name gf))
name (if temp
- (intern-function-name
+ (intern-fun-name
(make-method-spec temp
(method-qualifiers method)
(unparse-specializers
(and
(setq method (get-method gf quals specls errorp))
(setq name
- (intern-function-name (make-method-spec gf-spec
- quals
- specls))))))))
+ (intern-fun-name (make-method-spec gf-spec
+ quals
+ specls))))))))
(values gf method name)))
\f
(defun extract-parameters (specialized-lambda-list)
(values nil arglist nil))
((memq arg lambda-list-keywords)
(unless (memq arg '(&optional &rest &key &allow-other-keys &aux))
- ;; Warn about non-standard lambda-list-keywords, but then
- ;; go on to treat them like a standard lambda-list-keyword
- ;; what with the warning its probably ok.
- ;;
- ;; FIXME: This shouldn't happen now that this is maintained
- ;; as part of SBCL, should it? Perhaps this is now
- ;; "internal error: unrecognized lambda-list keyword ~S"?
- (warn "Unrecognized lambda-list keyword ~S in arglist.~%~
- Assuming that the symbols following it are parameters,~%~
- and not allowing any parameter specializers to follow it."
- arg))
+ ;; Now, since we try to conform to ANSI, non-standard
+ ;; lambda-list-keywords should be treated as errors.
+ (error 'simple-program-error
+ :format-control "unrecognized lambda-list keyword ~S ~
+ in arglist.~%"
+ :format-arguments (list arg)))
;; When we are at a lambda-list keyword, the parameters
;; don't include the lambda-list keyword; the lambda-list
;; does include the lambda-list keyword; and no
;; keywords (at least for now).
(multiple-value-bind (parameters lambda-list)
(parse-specialized-lambda-list (cdr arglist) t)
+ (when (eq arg '&rest)
+ ;; check, if &rest is followed by a var ...
+ (when (or (null lambda-list)
+ (memq (car lambda-list) lambda-list-keywords))
+ (error "Error in lambda-list:~%~
+ After &REST, a DEFMETHOD lambda-list ~
+ must be followed by at least one variable.")))
(values parameters
(cons arg lambda-list)
()
(parse-specialized-lambda-list (cdr arglist))
(values (cons (if (listp arg) (car arg) arg) parameters)
(cons (if (listp arg) (car arg) arg) lambda-list)
- (cons (if (listp arg) (cadr arg) 't) specializers)
+ (cons (if (listp arg) (cadr arg) t) specializers)
(cons (if (listp arg) (car arg) arg) required)))))))
\f
-(eval-when (:load-toplevel :execute)
- (setq *boot-state* 'early))
+(setq *boot-state* 'early)
\f
;;; FIXME: In here there was a #-CMU definition of SYMBOL-MACROLET
;;; which used %WALKER stuff. That suggests to me that maybe the code
(and (symbolp instance)
`((declare (%variable-rebinding ,in ,instance)))))
,in
- (symbol-macrolet ,(mapcar #'(lambda (slot-entry)
- (let ((variable-name
- (if (symbolp slot-entry)
- slot-entry
- (car slot-entry)))
- (slot-name
- (if (symbolp slot-entry)
- slot-entry
- (cadr slot-entry))))
- `(,variable-name
- (slot-value ,in ',slot-name))))
+ (symbol-macrolet ,(mapcar (lambda (slot-entry)
+ (let ((var-name
+ (if (symbolp slot-entry)
+ slot-entry
+ (car slot-entry)))
+ (slot-name
+ (if (symbolp slot-entry)
+ slot-entry
+ (cadr slot-entry))))
+ `(,var-name
+ (slot-value ,in ',slot-name))))
slots)
,@body))))
(and (symbolp instance)
`((declare (%variable-rebinding ,in ,instance)))))
,in
- (symbol-macrolet ,(mapcar #'(lambda (slot-entry)
- (let ((variable-name (car slot-entry))
+ (symbol-macrolet ,(mapcar (lambda (slot-entry)
+ (let ((var-name (car slot-entry))
(accessor-name (cadr slot-entry)))
- `(,variable-name
- (,accessor-name ,in))))
- slots)
+ `(,var-name (,accessor-name ,in))))
+ slots)
,@body))))