((list-of-symbols-p vars)
(let ((temps (make-gensym-list (length vars))))
`(multiple-value-bind ,temps ,value-form
- ,@(mapcar #'(lambda (var temp)
- `(setq ,var ,temp))
+ ,@(mapcar (lambda (var temp)
+ `(setq ,var ,temp))
vars temps)
,(car temps))))
(t (error "Vars is not a list of symbols: ~S" vars))))
;;; COND defined in terms of IF
(defmacro-mundanely cond (&rest clauses)
(if (endp clauses)
- nil
- (let ((clause (first clauses)))
- (if (atom clause)
- (error "Cond clause is not a list: ~S" clause)
- (let ((test (first clause))
- (forms (rest clause)))
- (if (endp forms)
- (let ((n-result (gensym)))
- `(let ((,n-result ,test))
- (if ,n-result
- ,n-result
- (cond ,@(rest clauses)))))
- `(if ,test
- (progn ,@forms)
- (cond ,@(rest clauses)))))))))
+ nil
+ (let ((clause (first clauses)))
+ (if (atom clause)
+ (error "COND clause is not a list: ~S" clause)
+ (let ((test (first clause))
+ (forms (rest clause)))
+ (if (endp forms)
+ (let ((n-result (gensym)))
+ `(let ((,n-result ,test))
+ (if ,n-result
+ ,n-result
+ (cond ,@(rest clauses)))))
+ `(if ,test
+ (progn ,@forms)
+ (cond ,@(rest clauses)))))))))
;;; other things defined in terms of COND
(defmacro-mundanely when (test &body forms)
(unless (symbol-package (fun-name-block-name name))
(warn "DEFUN of uninterned symbol ~S (tricky for GENESIS)" name))
(multiple-value-bind (forms decls doc) (parse-body body)
- (let* (;; stuff shared between LAMBDA and INLINE-LAMBDA
+ (let* (;; stuff shared between LAMBDA and INLINE-LAMBDA and NAMED-LAMBDA
(lambda-guts `(,args
,@decls
(block ,(fun-name-block-name name)
,@forms)))
(lambda `(lambda ,@lambda-guts))
+ #-sb-xc-host
+ (named-lambda `(named-lambda ,name ,@lambda-guts))
(inline-lambda
(cond (;; Does the user not even want to inline?
(not (inline-fun-name-p name))
;; In cross-compilation of toplevel DEFUNs, we arrange
;; for the LAMBDA to be statically linked by GENESIS.
+ ;;
+ ;; It may seem strangely inconsistent not to use NAMED-LAMBDA
+ ;; here instead of LAMBDA. The reason is historical:
+ ;; COLD-FSET was written before NAMED-LAMBDA, and has special
+ ;; logic of its own to notify the compiler about NAME.
#+sb-xc-host
(cold-fset ,name ,lambda)
;; where the compiled LAMBDA first appears. In
;; cross-compilation, we manipulate the
;; previously-statically-linked LAMBDA here.
- #-sb-xc-host ,lambda
+ #-sb-xc-host ,named-lambda
#+sb-xc-host (fdefinition ',name)
,doc)))))
#-sb-xc-host
(defun %defun (name def doc)
(declare (type function def))
(declare (type (or null simple-string doc)))
- (aver (legal-fun-name-p name))
+ (aver (legal-fun-name-p name)) ; should've been checked by DEFMACRO DEFUN
(when (fboundp name)
(/show0 "redefining NAME in %DEFUN")
(style-warn "redefining ~S in DEFUN" name))
(setf (sb!xc:fdefinition name) def)
- (setf (%fun-name def) name)
+
+ ;; FIXME: I want to do this here (and fix bug 137), but until the
+ ;; breathtaking CMU CL function name architecture is converted into
+ ;; something sane, (1) doing so doesn't really fix the bug, and
+ ;; (2) doing probably isn't even really safe.
+ #+nil (setf (%fun-name def) name)
+
(when doc
;; FIXME: This should use shared SETF-name-parsing logic.
(if (and (consp name) (eq (first name) 'setf))
\f
;;;; iteration constructs
-;;; (These macros are defined in terms of a function DO-DO-BODY which
+;;; (These macros are defined in terms of a function FROB-DO-BODY which
;;; is also used by SB!INT:DO-ANONYMOUS. Since these macros should not
;;; be loaded on the cross-compilation host, but SB!INT:DO-ANONYMOUS
-;;; and DO-DO-BODY should be, these macros can't conveniently be in
-;;; the same file as DO-DO-BODY.)
+;;; and FROB-DO-BODY should be, these macros can't conveniently be in
+;;; the same file as FROB-DO-BODY.)
(defmacro-mundanely do (varlist endlist &body body)
#!+sb-doc
"DO ({(Var [Init] [Step])}*) (Test Exit-Form*) Declaration* Form*
are evaluated as a PROGN, with the result being the value of the DO. A block
named NIL is established around the entire expansion, allowing RETURN to be
used as an alternate exit mechanism."
- (do-do-body varlist endlist body 'let 'psetq 'do nil))
+ (frob-do-body varlist endlist body 'let 'psetq 'do nil))
(defmacro-mundanely do* (varlist endlist &body body)
#!+sb-doc
"DO* ({(Var [Init] [Step])}*) (Test Exit-Form*) Declaration* Form*
the Exit-Forms are evaluated as a PROGN, with the result being the value
of the DO. A block named NIL is established around the entire expansion,
allowing RETURN to be used as an laternate exit mechanism."
- (do-do-body varlist endlist body 'let* 'setq 'do* nil))
+ (frob-do-body varlist endlist body 'let* 'setq 'do* nil))
;;; DOTIMES and DOLIST could be defined more concisely using
;;; destructuring macro lambda lists or DESTRUCTURING-BIND, but then