From: Chris Hanson Date: Fri, 19 Nov 2004 18:11:29 +0000 (+0000) Subject: DEFAULT-OBJECT? is no longer a special form. X-Git-Tag: 20090517-FFI~1454 X-Git-Url: https://birchwood-abbey.net/git?a=commitdiff_plain;h=1be8fcde80824e6f96b99fe1a0de19b86cd6bcc3;p=mit-scheme.git DEFAULT-OBJECT? is no longer a special form. --- diff --git a/v7/src/runtime/unicode.scm b/v7/src/runtime/unicode.scm index b1f31791b..bf584ca2e 100644 --- a/v7/src/runtime/unicode.scm +++ b/v7/src/runtime/unicode.scm @@ -1,6 +1,6 @@ #| -*-Scheme-*- -$Id: unicode.scm,v 1.19 2004/10/13 04:49:53 cph Exp $ +$Id: unicode.scm,v 1.20 2004/11/19 18:11:29 cph Exp $ Copyright 2001,2003,2004 Massachusetts Institute of Technology @@ -80,15 +80,15 @@ USA. `(BEGIN (GUARANTEE-STRING ,string ,caller) (LET* ((,(list-ref form 3) - (IF (OR (DEFAULT-OBJECT? ,end) (NOT ,end)) - (STRING-LENGTH ,string) + (IF (IF (DEFAULT-OBJECT? ,end) #F ,end) (GUARANTEE-LIMITED-INDEX ,end (STRING-LENGTH ,string) - ,caller))) + ,caller) + (STRING-LENGTH ,string))) (,(list-ref form 2) - (IF (OR (DEFAULT-OBJECT? ,start) (NOT ,start)) - 0 + (IF (IF (DEFAULT-OBJECT? ,start) #F ,start) (GUARANTEE-LIMITED-INDEX ,start ,(list-ref form 3) - ,caller)))) + ,caller) + 0))) ,@(map (let ((excludes (list (list-ref form 2) (list-ref form 3)))) (lambda (expr) @@ -548,11 +548,11 @@ USA. (define (make-wide-string length #!optional char) (%make-wide-string (make-vector length - (if (default-object? char) - (integer->char 0) + (if (if (default-object? char) #f char) (begin (guarantee-wide-char char 'MAKE-WIDE-STRING) - char))))) + char) + (integer->char 0))))) (define (wide-string . chars) (for-each (lambda (char) (guarantee-wide-char char 'WIDE-STRING)) chars) @@ -630,14 +630,14 @@ USA. (define (string->wide-string string #!optional start end) (guarantee-string string 'STRING->WIDE-STRING) (let* ((end - (if (or (default-object? end) (not end)) - (string-length string) + (if (if (default-object? end) #f end) (guarantee-limited-index end (string-length string) - 'STRING->WIDE-STRING))) + 'STRING->WIDE-STRING) + (string-length string))) (start - (if (or (default-object? start) (not start)) - 0 - (guarantee-limited-index start end 'STRING->WIDE-STRING))) + (if (if (default-object? start) #f start) + (guarantee-limited-index start end 'STRING->WIDE-STRING) + 0)) (v (make-vector (fix:- end start)))) (do ((i start (fix:+ i 1)) (j 0 (fix:+ j 1))) @@ -649,14 +649,14 @@ USA. (guarantee-wide-string string 'WIDE-STRING->STRING) (let* ((v (wide-string-contents string)) (end - (if (or (default-object? end) (not end)) - (vector-length v) + (if (if (default-object? end) #f end) (guarantee-limited-index end (vector-length v) - 'WIDE-STRING->STRING))) + 'WIDE-STRING->STRING) + (vector-length v))) (start - (if (or (default-object? start) (not start)) - 0 - (guarantee-limited-index start end 'WIDE-STRING->STRING))) + (if (if (default-object? start) #f start) + (guarantee-limited-index start end 'WIDE-STRING->STRING) + 0)) (s (make-string (fix:- end start)))) (do ((i start (fix:+ i 1)) (j 0 (fix:+ j 1))) @@ -724,7 +724,7 @@ USA. (define (write-utf32-le-char char port) (guarantee-wide-char char 'WRITE-UTF32-LE-CHAR) (sink-utf32-le-char char (port->byte-sink port))) - + (define-integrable (sink-utf32-be-char char sink) (let ((pt (char->integer char))) (sink 0) @@ -738,78 +738,50 @@ USA. (sink (fix:lsh pt -8)) (sink (fix:lsh pt -16)) (sink 0))) - + (define (utf32-string->wide-string string #!optional start end) - (utf-string->wide-string string - (if (default-object? start) #f start) - (if (default-object? end) #f end) + (utf-string->wide-string string start end (if (host-big-endian?) source-utf32-be-char source-utf32-le-char) 'UTF32-STRING->WIDE-STRING)) (define (utf32-be-string->wide-string string #!optional start end) - (utf-string->wide-string string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - source-utf32-be-char + (utf-string->wide-string string start end source-utf32-be-char 'UTF32-BE-STRING->WIDE-STRING)) (define (utf32-le-string->wide-string string #!optional start end) - (utf-string->wide-string string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - source-utf32-le-char + (utf-string->wide-string string start end source-utf32-le-char 'UTF32-LE-STRING->WIDE-STRING)) (define (wide-string->utf32-string string #!optional start end) - (wide-string->utf-string string - (if (default-object? start) #f start) - (if (default-object? end) #f end) + (wide-string->utf-string string start end (if (host-big-endian?) sink-utf32-be-char sink-utf32-le-char) 'WIDE-STRING->UTF32-STRING)) (define (wide-string->utf32-be-string string #!optional start end) - (wide-string->utf-string string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - sink-utf32-be-char + (wide-string->utf-string string start end sink-utf32-be-char 'WIDE-STRING->UTF32-BE-STRING)) (define (wide-string->utf32-le-string string #!optional start end) - (wide-string->utf-string string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - sink-utf32-le-char + (wide-string->utf-string string start end sink-utf32-le-char 'WIDE-STRING->UTF32-LE-STRING)) (define (utf32-string-length string #!optional start end) (if (host-big-endian?) - (%utf32-string-length string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - "32BE" utf32-be-bytes->code-point + (%utf32-string-length string start end "32BE" utf32-be-bytes->code-point 'UTF32-STRING-LENGTH) - (%utf32-string-length string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - "32LE" utf32-le-bytes->code-point + (%utf32-string-length string start end "32LE" utf32-le-bytes->code-point 'UTF32-STRING-LENGTH))) (define (utf32-be-string-length string #!optional start end) - (%utf32-string-length string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - "32BE" utf32-be-bytes->code-point + (%utf32-string-length string start end "32BE" utf32-be-bytes->code-point 'UTF32-BE-STRING-LENGTH)) (define (utf32-le-string-length string #!optional start end) - (%utf32-string-length string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - "32LE" utf32-le-bytes->code-point + (%utf32-string-length string start end "32LE" utf32-le-bytes->code-point 'UTF32-LE-STRING-LENGTH)) (define (%utf32-string-length string start end type combiner caller) @@ -819,30 +791,18 @@ USA. (validate-utf32-char string start end combiner))))) (define (utf32-string-valid? string #!optional start end) - (if (host-big-endian?) - (%utf32-string-valid? string - (if (default-object? start) #f start) - (if (default-object? end) #f end) + (%utf32-string-valid? string start end + (if (host-big-endian?) utf32-be-bytes->code-point - 'UTF32-STRING-VALID?) - (%utf32-string-valid? string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - utf32-le-bytes->code-point - 'UTF32-STRING-VALID?))) + utf32-le-bytes->code-point) + 'UTF32-STRING-VALID?)) (define (utf32-be-string-valid? string #!optional start end) - (%utf32-string-valid? string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - utf32-be-bytes->code-point + (%utf32-string-valid? string start end utf32-be-bytes->code-point 'UTF32-BE-STRING-VALID?)) (define (utf32-le-string-valid? string #!optional start end) - (%utf32-string-valid? string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - utf32-le-bytes->code-point + (%utf32-string-valid? string start end utf32-le-bytes->code-point 'UTF32-LE-STRING-VALID?)) (define (%utf32-string-valid? string start end combiner caller) @@ -919,7 +879,7 @@ USA. (define (write-utf16-le-char char port) (guarantee-wide-char char 'WRITE-UTF16-LE-CHAR) (sink-utf16-le-char char (port->byte-sink port))) - + (define-integrable (sink-utf16-be-char char sink) (sink-utf16-char char sink (lambda (digit sink) @@ -939,78 +899,50 @@ USA. (let ((s (fix:- pt #x10000))) (dissecter (fix:or #xD800 (fix:lsh s -10)) sink) (dissecter (fix:or #xDC00 (fix:and s #x3FF)) sink))))) - + (define (utf16-string->wide-string string #!optional start end) - (utf-string->wide-string string - (if (default-object? start) #f start) - (if (default-object? end) #f end) + (utf-string->wide-string string start end (if (host-big-endian?) source-utf16-be-char source-utf16-le-char) 'UTF16-STRING->WIDE-STRING)) (define (utf16-be-string->wide-string string #!optional start end) - (utf-string->wide-string string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - source-utf16-be-char + (utf-string->wide-string string start end source-utf16-be-char 'UTF16-BE-STRING->WIDE-STRING)) (define (utf16-le-string->wide-string string #!optional start end) - (utf-string->wide-string string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - source-utf16-le-char + (utf-string->wide-string string start end source-utf16-le-char 'UTF16-LE-STRING->WIDE-STRING)) (define (wide-string->utf16-string string #!optional start end) - (wide-string->utf-string string - (if (default-object? start) #f start) - (if (default-object? end) #f end) + (wide-string->utf-string string start end (if (host-big-endian?) sink-utf16-be-char sink-utf16-le-char) 'WIDE-STRING->UTF16-STRING)) (define (wide-string->utf16-be-string string #!optional start end) - (wide-string->utf-string string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - sink-utf16-be-char + (wide-string->utf-string string start end sink-utf16-be-char 'WIDE-STRING->UTF16-BE-STRING)) (define (wide-string->utf16-le-string string #!optional start end) - (wide-string->utf-string string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - sink-utf16-le-char + (wide-string->utf-string string start end sink-utf16-le-char 'WIDE-STRING->UTF16-LE-STRING)) (define (utf16-string-length string #!optional start end) (if (host-big-endian?) - (%utf16-string-length string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - "16BE" be-bytes->digit16 + (%utf16-string-length string start end "16BE" be-bytes->digit16 'UTF16-STRING-LENGTH) - (%utf16-string-length string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - "16LE" le-bytes->digit16 + (%utf16-string-length string start end "16LE" le-bytes->digit16 'UTF16-STRING-LENGTH))) (define (utf16-be-string-length string #!optional start end) - (%utf16-string-length string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - "16BE" be-bytes->digit16 + (%utf16-string-length string start end "16BE" be-bytes->digit16 'UTF16-BE-STRING-LENGTH)) (define (utf16-le-string-length string #!optional start end) - (%utf16-string-length string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - "16LE" le-bytes->digit16 + (%utf16-string-length string start end "16LE" le-bytes->digit16 'UTF16-LE-STRING-LENGTH)) (define (%utf16-string-length string start end type combiner caller) @@ -1021,29 +953,17 @@ USA. (define (utf16-string-valid? string #!optional start end) (if (host-big-endian?) - (%utf16-string-valid? string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - be-bytes->digit16 + (%utf16-string-valid? string start end be-bytes->digit16 'UTF16-STRING-VALID?) - (%utf16-string-valid? string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - le-bytes->digit16 + (%utf16-string-valid? string start end le-bytes->digit16 'UTF16-STRING-VALID?))) (define (utf16-be-string-valid? string #!optional start end) - (%utf16-string-valid? string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - be-bytes->digit16 + (%utf16-string-valid? string start end be-bytes->digit16 'UTF16-BE-STRING-VALID?)) (define (utf16-le-string-valid? string #!optional start end) - (%utf16-string-valid? string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - le-bytes->digit16 + (%utf16-string-valid? string start end le-bytes->digit16 'UTF16-LE-STRING-VALID?)) (define (%utf16-string-valid? string start end combiner caller) @@ -1051,7 +971,7 @@ USA. (encoded-string-valid? string start end (lambda (string start end) (validate-utf16-char string start end combiner))))) - + (define (validate-utf16-char string start end combiner) (define-integrable (n i) @@ -1124,9 +1044,7 @@ USA. (error "Illegal UTF-8 byte:" b0))))))) (define (utf8-string->wide-string string #!optional start end) - (utf-string->wide-string string - (if (default-object? start) #f start) - (if (default-object? end) #f end) + (utf-string->wide-string string start end source-utf8-char 'UTF8-STRING->WIDE-STRING)) @@ -1160,9 +1078,7 @@ USA. (sink (subsequent-char 0)))))) (define (wide-string->utf8-string string #!optional start end) - (wide-string->utf-string string - (if (default-object? start) #f start) - (if (default-object? end) #f end) + (wide-string->utf-string string start end sink-utf8-char 'WIDE-STRING->UTF8-STRING)) @@ -1292,8 +1208,8 @@ USA. (make-port type (open-input-object-buffer (wide-string-contents string) - (if (default-object? start) #f start) - (if (default-object? end) #f end) + start + end 'OPEN-WIDE-INPUT-STRING))))) unspecific) @@ -1396,11 +1312,7 @@ USA. (write-string suffix output-port))))) #f))) (lambda (bytes #!optional start end) - (make-port type - (open-input-byte-buffer string - (if (default-object? start) #f start) - (if (default-object? end) #f end) - #f))))) + (make-port type (open-input-byte-buffer string start end #f))))) (define (utf-string->wide-string string start end source-char caller) (let ((source (open-input-byte-buffer string start end caller))) @@ -1466,13 +1378,13 @@ USA. (define (open-input-byte-buffer bytes start end caller) (let* ((end - (if (not end) - (string-length bytes) - (guarantee-limited-index end (string-length bytes) caller))) + (if (if (default-object? end) #f end) + (guarantee-limited-index end (string-length bytes) caller) + (string-length bytes))) (index - (if (not start) - 0 - (guarantee-limited-index start end caller)))) + (if (if (default-object? start) #f start) + (guarantee-limited-index start end caller) + 0))) (lambda () (without-interrupts (lambda () @@ -1523,13 +1435,13 @@ USA. (define (open-input-object-buffer objects start end caller) (let* ((end - (if (not end) - (vector-length objects) - (guarantee-limited-index end (vector-length objects) caller))) + (if (if (default-object? end) #f end) + (guarantee-limited-index end (vector-length objects) caller) + (vector-length objects))) (index - (if (not start) - 0 - (guarantee-limited-index start end caller)))) + (if (if (default-object? start) #f start) + (guarantee-limited-index start end caller) + 0))) (lambda () (without-interrupts (lambda ()