X-Git-Url: http://git.chise.org/gitweb/?p=elisp%2Fapel.git;a=blobdiff_plain;f=emu-mule.el;h=154cd3943800d855f72db166d685d0a5cfd36c63;hp=cce6a8406f28a67b9065adbed8e1b29c16978d02;hb=24a3e5bce8c3c1228130d84b297002c73b185f70;hpb=dfceead304b0086ef9b6e3014b75a6921ed4f28d diff --git a/emu-mule.el b/emu-mule.el index cce6a84..154cd39 100644 --- a/emu-mule.el +++ b/emu-mule.el @@ -20,413 +20,12 @@ ;; You should have received a copy of the GNU General Public License ;; along with GNU Emacs; see the file COPYING. If not, write to the -;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, -;; Boston, MA 02111-1307, USA. +;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, +;; Boston, MA 02110-1301, USA. ;;; Code: -;;; @ version specific features -;;; - -(cond (running-emacs-19 - (require 'emu-e19) - - ;; Suggested by SASAKI Osamu - ;; (cf. [os2-emacs-ja:78]) - (defun fontset-pixel-size (fontset) - (let* ((font (get-font-info - (aref (cdr (get-fontset-info fontset)) 0))) - (open (aref font 4))) - (if (= open 1) - (aref font 5) - (if (= open 0) - (let ((pat (aref font 1))) - (if (string-match "-[0-9]+-" pat) - (string-to-number - (substring - pat (1+ (match-beginning 0)) (1- (match-end 0)))) - 0))) - ))) - ) - (running-emacs-18 - (require 'emu-18) - (defun make-overlay (beg end &optional buffer type)) - (defun overlay-put (overlay prop value)) - )) - - -;;; @ character set -;;; - -(defalias 'make-char 'make-character) - -(defalias 'find-non-ascii-charset-string 'find-charset-string) -(defalias 'find-non-ascii-charset-region 'find-charset-region) - -(defalias 'charset-bytes 'char-bytes) -(defalias 'charset-description 'char-description) -(defalias 'charset-registry 'char-registry) -(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 -;;; - -(defun encode-coding-region (start end coding-system) - "Encode the text between START and END to CODING-SYSTEM. -\[EMACS 20 emulating function]" - (code-convert-region start end *internal* coding-system) - ) - -(defun decode-coding-region (start end coding-system) - "Decode the text between START and END which is encoded in CODING-SYSTEM. -\[EMACS 20 emulating function]" - (code-convert-region start end coding-system *internal*) - ) - -(defun encode-coding-string (str coding-system) - "Encode the STRING to CODING-SYSTEM. -\[EMACS 20 emulating function]" - (code-convert-string str *internal* coding-system) - ) - -(defun decode-coding-string (str coding-system) - "Decode the string STR which is encoded in CODING-SYSTEM. -\[EMACS 20 emulating function]" - (let ((len (length str)) - ret) - (while (and - (< 0 len) - (null - (setq ret - (code-convert-string (substring str 0 len) - coding-system *internal*)) - )) - (setq len (1- len)) - ) - (concat ret (substring str len)) - )) - -(defalias 'detect-coding-region 'code-detect-region) - -(defalias 'set-buffer-file-coding-system 'set-file-coding-system) - -(defmacro as-binary-process (&rest body) - (` (let (selective-display ; Disable ^M to nl translation. - ;; Mule - mc-flag - (default-process-coding-system (cons *noconv* *noconv*)) - program-coding-system-alist) - (,@ body) - ))) - -(defmacro as-binary-input-file (&rest body) - (` (let (mc-flag - (file-coding-system-for-read *noconv*) - ) - (,@ body) - ))) - -(defmacro as-binary-output-file (&rest body) - (` (let (mc-flag - (file-coding-system *noconv*) - ) - (,@ body) - ))) - -(defalias 'set-process-input-coding-system 'set-process-coding-system) - - -;;; @ binary access -;;; - -(defun insert-file-contents-as-binary (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. - -Namely this function ensures that only format decoding and character -code conversion will not take place." - (let (mc-flag - (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. -A buffer may be modified in several ways after reading into the buffer due -to advanced Emacs features, such as file-name-handlers, format decoding, -find-file-hooks, etc. - This function ensures that none of these modifications will take place." - (let (mc-flag - (file-coding-system *noconv*)) - (insert-file-contents-literally filename visit beg end replace) - )) - -(if running-emacs-19_29-or-later - ;; for MULE 2.3 based on Emacs 19.34. - (defun write-region-as-binary (start end filename - &optional append visit lockname) - "Like `write-region', q.v., but don't code conversion." - (let (mc-flag - (file-coding-system *noconv*)) - (write-region start end filename append visit lockname) - )) - ;; for MULE 2.3 based on Emacs 19.28. - (defun write-region-as-binary (start end filename - &optional append visit lockname) - "Like `write-region', q.v., but don't code conversion." - (let (mc-flag - (file-coding-system *noconv*)) - (write-region start end filename append visit) - )) - ) - - -;;; @ MIME charset -;;; - -(defun encode-mime-charset-region (start end charset) - "Encode the text between START and END as MIME CHARSET." - (let ((cs (mime-charset-to-coding-system charset))) - (if cs - (code-convert start end *internal* cs) - ))) - -(defun decode-mime-charset-region (start end charset) - "Decode the text between START and END as MIME CHARSET." - (let ((cs (mime-charset-to-coding-system charset))) - (if cs - (code-convert start end cs *internal*) - ))) - -(defun encode-mime-charset-string (string charset) - "Encode the STRING as MIME CHARSET." - (let ((cs (mime-charset-to-coding-system charset))) - (if cs - (code-convert-string string *internal* cs) - string))) - -(defun decode-mime-charset-string (string charset) - "Decode the STRING which is encoded in MIME CHARSET." - (let ((cs (mime-charset-to-coding-system charset))) - (if cs - (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 -;;; - -(defvar mime-charset-coding-system-alist - '((iso-8859-1 . *ctext*) - (x-ctext . *ctext*) - (gb2312 . *euc-china*) - (koi8-r . *koi8*) - (iso-2022-jp-2 . *iso-2022-ss2-7*) - (x-iso-2022-jp-2 . *iso-2022-ss2-7*) - (shift_jis . *sjis*) - (x-shiftjis . *sjis*) - )) - -(defun mime-charset-to-coding-system (charset &optional lbt) - (if (stringp charset) - (setq charset (intern (downcase charset))) - ) - (let ((cs - (or (cdr (assq charset mime-charset-coding-system-alist)) - (let ((cs (intern (concat "*" (symbol-name charset) "*")))) - (and (coding-system-p cs) cs) - )))) - (if (or (null lbt) - (null cs)) - cs - (intern (concat (symbol-name cs) (symbol-name lbt))) - ))) - - -;;; @@ detection -;;; - -(defvar charsets-mime-charset-alist - (let ((alist - '(((lc-ascii) . us-ascii) - ((lc-ascii lc-ltn1) . iso-8859-1) - ((lc-ascii lc-ltn2) . iso-8859-2) - ((lc-ascii lc-ltn3) . iso-8859-3) - ((lc-ascii lc-ltn4) . iso-8859-4) -;;; ((lc-ascii lc-crl) . iso-8859-5) - ((lc-ascii lc-crl) . koi8-r) - ((lc-ascii lc-arb) . iso-8859-6) - ((lc-ascii lc-grk) . iso-8859-7) - ((lc-ascii lc-hbw) . iso-8859-8) - ((lc-ascii lc-ltn5) . iso-8859-9) - ((lc-ascii lc-roman lc-jpold lc-jp) . iso-2022-jp) - ((lc-ascii lc-kr) . euc-kr) - ((lc-ascii lc-cn) . gb2312) - ((lc-ascii lc-big5-1 lc-big5-2) . big5) - ((lc-ascii lc-roman lc-ltn1 lc-grk - lc-jpold lc-cn lc-jp lc-kr - lc-jp2) . iso-2022-jp-2) - ((lc-ascii lc-roman lc-ltn1 lc-grk - lc-jpold lc-cn lc-jp lc-kr lc-jp2 - lc-cns1 lc-cns2) . iso-2022-int-1) - ((lc-ascii lc-roman - lc-ltn1 lc-ltn2 lc-crl lc-grk - lc-jpold lc-cn lc-jp lc-kr lc-jp2 - lc-cns1 lc-cns2 lc-cns3 lc-cns4 - lc-cns5 lc-cns6 lc-cns7) . iso-2022-int-1) - )) - dest) - (while alist - (catch 'not-found - (let ((pair (car alist))) - (setq dest - (append dest - (list - (cons (mapcar (function - (lambda (cs) - (if (boundp cs) - (symbol-value cs) - (throw 'not-found nil) - ))) - (car pair)) - (cdr pair))))))) - (setq alist (cdr alist))) - dest)) - -(defvar default-mime-charset 'x-ctext - "Default value of MIME-charset. -It is used when MIME-charset is not specified. -It must be symbol.") - -(defun detect-mime-charset-region (start end) - "Return MIME charset for region between START and END." - (charsets-to-mime-charset - (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 ((len (char-bytes character)) - (i 0) - dest) - (while (< i len) - (setq dest (cons (char-component character i) dest) - i (1+ i)) - ) - (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))))) - -;;; @@ obsoleted aliases -;;; -;;; You should not use them. - -(defalias 'char-length 'char-bytes) -;;(defalias 'char-columns 'char-width) - - -;;; @ string -;;; - -(defalias 'string-columns 'string-width) - -(defalias 'string-to-int-list 'string-to-char-list) - -(or (fboundp 'truncate-string) -;;; Imported from Mule-2.3 -(defun truncate-string (str width &optional start-column) - "Truncate STR to fit in WIDTH columns. -Optional non-nil arg START-COLUMN specifies the starting column. -\[emu-mule.el; Mule 2.3 emulating function]" - (or start-column - (setq start-column 0)) - (let ((max-width (string-width str)) - (len (length str)) - (from 0) - (column 0) - to-prev to ch) - (if (>= width max-width) - (setq width max-width)) - (if (>= start-column width) - "" - (while (< column start-column) - (setq ch (aref str from) - column (+ column (char-width ch)) - from (+ from (char-bytes ch)))) - (if (< width max-width) - (progn - (setq to from) - (while (<= column width) - (setq ch (aref str to) - column (+ column (char-width ch)) - to-prev to - to (+ to (char-bytes ch)))) - (setq to to-prev))) - (substring str from to)))) -;;; - ) - -(defalias 'looking-at-as-unibyte 'looking-at) +(require 'poem) ;;; @ regulation @@ -434,15 +33,12 @@ Optional non-nil arg START-COLUMN specifies the starting column. (defun regulate-latin-char (chr) (cond ((and (<= ?A chr)(<= chr ?Z)) - (+ (- chr ?A) ?A) - ) + (+ (- chr ?A) ?A)) ((and (<= ?a chr)(<= chr ?z)) - (+ (- chr ?a) ?a) - ) + (+ (- chr ?a) ?a)) ((eq chr ?.) ?.) ((eq chr ?,) ?,) - (t chr) - )) + (t chr))) (defun regulate-latin-string (str) (let ((len (length str)) @@ -452,14 +48,14 @@ Optional non-nil arg START-COLUMN specifies the starting column. (setq chr (sref str i)) (setq dest (concat dest (char-to-string (regulate-latin-char chr)))) - (setq i (+ i (char-bytes chr))) - ) + (setq i (+ i (char-bytes chr)))) dest)) ;;; @ end ;;; -(provide 'emu-mule) +(require 'product) +(product-provide (provide 'emu-mule) (require 'apel-ver)) ;;; emu-mule.el ends here