;;;
(cond (running-emacs-19
- (require 'emu-19)
+ (require 'emu-e19)
;; Suggested by SASAKI Osamu <osamu@shuugr.bekkoame.or.jp>
;; (cf. [os2-emacs-ja:78])
(defalias 'charset-columns 'char-width)
(defalias 'charset-direction 'char-direction)
+(defun charset-chars (charset)
+ "Return the number of characters per dimension of CHARSET."
+ (if (= (logand (nth 2 (character-set charset)) 1) 1)
+ 96
+ 94))
+
;;; @ coding system
;;;
Namely this function ensures that only format decoding and character
code conversion will not take place."
(let (mc-flag
- (file-coding-system *noconv*))
+ (file-coding-system-for-read *noconv*))
(insert-file-contents filename visit beg end replace)
))
(defalias 'insert-binary-file-contents 'insert-file-contents-as-binary)
(make-obsolete 'insert-binary-file-contents 'insert-file-contents-as-binary)
+(defun insert-file-contents-as-raw-text (filename
+ &optional visit beg end replace)
+ "Like `insert-file-contents', q.v., but don't code and format conversion.
+Like `insert-file-contents-literary', but it allows find-file-hooks,
+automatic uncompression, etc.
+Like `insert-file-contents-as-binary', but it converts line-break
+code."
+ (save-excursion
+ (save-restriction
+ (narrow-to-region (point)(point))
+ (insert-file-contents-as-binary filename visit beg end replace)
+ (goto-char (point-min))
+ (while (re-search-forward "\r$" nil t)
+ (replace-match "")
+ ))))
+
(defun insert-binary-file-contents-literally (filename
&optional visit beg end replace)
"Like `insert-file-contents-literally', q.v., but don't code conversion.
(decode-coding-string string cs)
string)))
+(defun write-region-as-mime-charset (charset start end filename)
+ "Like `write-region', q.v., but code-convert by MIME CHARSET."
+ (let ((file-coding-system
+ (or (mime-charset-to-coding-system charset)
+ *noconv*)))
+ (write-region start end filename append visit)
+ ))
+
;;; @@ to coding-system
;;;
(cons lc-ascii (find-charset-region start end))))
+;;; @ buffer representation
+;;;
+
+(defsubst-maybe set-buffer-multibyte (flag)
+ "Set the multibyte flag of the current buffer to FLAG.
+If FLAG is t, this makes the buffer a multibyte buffer.
+If FLAG is nil, this makes the buffer a single-byte buffer.
+The buffer contents remain unchanged as a sequence of bytes
+but the contents viewed as characters do change.
+\[Emacs 20.3 emulating function]"
+ (setq mc-flag flag)
+ )
+
+
;;; @ character
;;;
(defalias 'char-charset 'char-leading-char)
+(defun split-char (character)
+ "Return list of charset and one or two position-codes of CHARACTER."
+ (let ((p (1- (char-bytes character)))
+ dest)
+ (while (>= p 1)
+ (setq dest (cons (- (char-component character p) 128) dest)
+ p (1- p))
+ )
+ (cons (char-charset character) dest)
+ ))
+
(defmacro char-next-index (char index)
"Return index of character succeeding CHAR whose index is INDEX."
- (` (+ index (char-bytes char))))
+ (` (+ (, index) (char-bytes (, char)))))
;;; @@ obsoleted aliases
;;;
;;;
)
+(defalias 'looking-at-as-unibyte 'looking-at)
+
;;; @ regulation
;;;