;;; bindings of START-VAR and END-VAR. OFFSET-VAR is the cumulative
;;; offset of all displacements encountered, and does not include
;;; SVALUE.
-(defmacro with-array-data (((data-var array &key (offset-var (gensym)))
+(defmacro with-array-data (((data-var array &key offset-var)
(start-var &optional (svalue 0))
(end-var &optional (evalue nil)))
&body forms)
(once-only ((n-array array)
(n-svalue `(the index ,svalue))
(n-evalue `(the (or index null) ,evalue)))
- `(multiple-value-bind (,data-var ,start-var ,end-var ,offset-var)
+ `(multiple-value-bind (,data-var
+ ,start-var
+ ,end-var
+ ,@(when offset-var `(,offset-var)))
(if (not (array-header-p ,n-array))
(let ((,n-array ,n-array))
(declare (type (simple-array * (*)) ,n-array))
,(once-only ((n-len `(length ,n-array))
(n-end `(or ,n-evalue ,n-len)))
`(if (<= ,n-svalue ,n-end ,n-len)
+ ;; success
(values ,n-array ,n-svalue ,n-end 0)
- (%with-array-data ,n-array ,n-svalue ,n-evalue))))
+ ;; failure: Make a NOTINLINE call to
+ ;; %WITH-ARRAY-DATA with our bad data
+ ;; to cause the error to be signalled.
+ (locally
+ (declare (notinline %with-array-data))
+ (%with-array-data ,n-array ,n-svalue ,n-evalue)))))
(%with-array-data ,n-array ,n-svalue ,n-evalue))
- (declare (ignorable ,offset-var))
,@forms)))
#!-gengc
"Executes the forms in the body without doing a garbage collection."
`(without-interrupts ,@body))
\f
-;;; Eof-Or-Lose is a useful macro that handles EOF.
+;;; EOF-OR-LOSE is a useful macro that handles EOF.
(defmacro eof-or-lose (stream eof-error-p eof-value)
`(if ,eof-error-p
(error 'end-of-file :stream ,stream)
,eof-value))
-;;; These macros handle the special cases of t and nil for input and
+;;; These macros handle the special cases of T and NIL for input and
;;; output streams.
;;;
;;; FIXME: Shouldn't these be functions instead of macros?
`(let ((,svar ,stream))
(cond ((null ,svar) *standard-input*)
((eq ,svar t) *terminal-io*)
- (T ,@(if check-type `((check-type ,svar ,check-type)))
+ (T ,@(when check-type `((enforce-type ,svar ,check-type)))
#!+high-security
(unless (input-stream-p ,svar)
(error 'simple-type-error
`(let ((,svar ,stream))
(cond ((null ,svar) *standard-output*)
((eq ,svar t) *terminal-io*)
- (T ,@(if check-type `((check-type ,svar ,check-type)))
+ (T ,@(when check-type `((check-type ,svar ,check-type)))
#!+high-security
(unless (output-stream-p ,svar)
(error 'simple-type-error
:format-arguments ,(list svar)))
,svar)))))
-;;; With-Mumble-Stream calls the function in the given Slot of the
-;;; Stream with the Args for lisp-streams, or the Function with the
-;;; Args for fundamental-streams.
+;;; WITH-mumble-STREAM calls the function in the given SLOT of the
+;;; STREAM with the ARGS for LISP-STREAMs, or the FUNCTION with the
+;;; ARGS for FUNDAMENTAL-STREAMs.
(defmacro with-in-stream (stream (slot &rest args) &optional stream-dispatch)
`(let ((stream (in-synonym-of ,stream)))
,(if stream-dispatch
;;;; These are hacks to make the reader win.
;;; This macro sets up some local vars for use by the
-;;; Fast-Read-Char macro within the enclosed lexical scope. The stream
-;;; is assumed to be a lisp-stream.
+;;; FAST-READ-CHAR macro within the enclosed lexical scope. The stream
+;;; is assumed to be a LISP-STREAM.
(defmacro prepare-for-fast-read-char (stream &body forms)
`(let* ((%frc-stream% ,stream)
(%frc-method% (lisp-stream-in %frc-stream%))
(type lisp-stream %frc-stream%))
,@forms))
-;;; This macro must be called after one is done with fast-read-char
+;;; This macro must be called after one is done with FAST-READ-CHAR
;;; inside its scope to decache the lisp-stream-in-index.
(defmacro done-with-fast-read-char ()
`(setf (lisp-stream-in-index %frc-stream%) %frc-index%))
-;;; a macro with the same calling convention as READ-CHAR, to be
-;;; used within the scope of a PREPARE-FOR-FAST-READ-CHAR
+;;; a macro with the same calling convention as READ-CHAR, to be used
+;;; within the scope of a PREPARE-FOR-FAST-READ-CHAR
(defmacro fast-read-char (&optional (eof-error-p t) (eof-value ()))
`(cond
((not %frc-buffer%)
(funcall %frc-method% %frc-stream% ,eof-error-p ,eof-value))
- ((= %frc-index% in-buffer-length)
+ ((= %frc-index% +in-buffer-length+)
(prog1 (fast-read-char-refill %frc-stream% ,eof-error-p ,eof-value)
(setq %frc-index% (lisp-stream-in-index %frc-stream%))))
(t
;;;; And these for the fasloader...
-;;; Just like Prepare-For-Fast-Read-Char except that we get the Bin
-;;; method. The stream is assumed to be a lisp-stream.
+;;; Just like PREPARE-FOR-FAST-READ-CHAR except that we get the BIN
+;;; method. The stream is assumed to be a LISP-STREAM.
;;;
;;; KLUDGE: It seems weird to have to remember to explicitly call
;;; DONE-WITH-FAST-READ-BYTE at the end of this, given that we're
(defmacro fast-read-byte (&optional (eof-error-p t) (eof-value ()) any-type)
;; KLUDGE: should use ONCE-ONLY on EOF-ERROR-P and EOF-VALUE -- WHN 19990825
`(truly-the
- ,(if (and (eq eof-error-p 't) (not any-type)) '(unsigned-byte 8) 't)
+ ,(if (and (eq eof-error-p t) (not any-type)) '(unsigned-byte 8) t)
(cond
((not %frc-buffer%)
(funcall %frc-method% %frc-stream% ,eof-error-p ,eof-value))
- ((= %frc-index% in-buffer-length)
+ ((= %frc-index% +in-buffer-length+)
(prog1 (fast-read-byte-refill %frc-stream% ,eof-error-p ,eof-value)
(setq %frc-index% (lisp-stream-in-index %frc-stream%))))
(t