-;;;
-;;; emu-x20.el --- Mule 2 emulation module for XEmacs 20 with Mule
-;;;
-;;; Copyright (C) 1995 Free Software Foundation, Inc.
-;;; Copyright (C) 1994 .. 1996 MORIOKA Tomohiko
-;;;
-;;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
-;;; Version:
-;;; $Id: emu-x20.el,v 7.13 1996/06/03 14:36:59 morioka Exp $
-;;; Keywords: emulation, compatibility, Mule, XEmacs
-;;;
-;;; This file is part of tl (Tiny Library).
-;;;
-;;; This program is free software; you can redistribute it and/or
-;;; modify it under the terms of the GNU General Public License as
-;;; published by the Free Software Foundation; either version 2, or
-;;; (at your option) any later version.
-;;;
-;;; This program is distributed in the hope that it will be useful,
-;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
-;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-;;; General Public License for more details.
-;;;
-;;; You should have received a copy of the GNU General Public License
-;;; along with This program. If not, write to the Free Software
-;;; Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
-;;;
-;;; Code:
-
-(require 'emu-xemacs)
+;;; emu-x20.el --- emu API implementation for XEmacs with mule
-(defvar xemacs-beta-version
- (if (string-match "(beta\\([0-9]+\\))" emacs-version)
- (string-to-number
- (substring emacs-version (match-beginning 1)(match-end 1))
- )))
+;; Copyright (C) 1994,1995,1996,1997,1998 MORIOKA Tomohiko
+;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
+;; Keywords: emulation, compatibility, Mule, XEmacs
-;;; @ character set
-;;;
-
-(mapcar (lambda (charset)
- (set
- (cond ((eq charset 'japanese-kana) 'charset-jisx0201-kana)
- ((eq charset 'japanese-roman) 'charset-jisx0201-latin)
- ((eq charset 'japanese-old) 'charset-jisx0208-1978)
- ((eq charset 'chinese-gb) 'charset-gb2312)
- ((eq charset 'japanese) 'charset-jisx0208)
- ((eq charset 'koran) 'charset-ksc5601)
- ((eq charset 'japanese-2) 'charset-jisx0212)
- ((eq charset 'chinese-cns-1) 'charset-cns11643-1)
- ((eq charset 'chinese-cns-2) 'charset-cns11643-2)
- ((eq charset 'chinese-cns-3) 'charset-cns11643-3)
- ((eq charset 'chinese-cns-4) 'charset-cns11643-4)
- ((eq charset 'chinese-cns-5) 'charset-cns11643-5)
- ((eq charset 'chinese-cns-6) 'charset-cns11643-6)
- ((eq charset 'chinese-cns-7) 'charset-cns11643-7)
- ((eq charset 'chinese-big5-1) 'charset-big5-1)
- ((eq charset 'chinese-big5-2) 'charset-big5-2)
- (t (intern (concat "charset-" (symbol-name charset))))
- )
- charset)
- )
- (charset-list)
- )
-
-(defalias 'charset-description 'charset-doc-string)
-
-(defun find-charset-string (string)
- "Return a list of charsets in the STRING except ascii.
-\[emu-x20.el; Mule emulating function]"
- (delq 'ascii (charsets-in-string string))
- )
+;; This file is part of emu.
-(defun find-charset-region (start end)
- "Return a list of charsets except ascii
-in the region between START and END.
-\[emu-x20.el; Mule emulating function]"
- (delq 'ascii (charsets-in-region start end))
- )
+;; This program is free software; you can redistribute it and/or
+;; modify it under the terms of the GNU General Public License as
+;; published by the Free Software Foundation; either version 2, or (at
+;; your option) any later version.
-;;; @@ for Mule emulation
-;;;
+;; This program is distributed in the hope that it will be useful, but
+;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+;; General Public License for more details.
-(defconst lc-ascii 'ascii)
-(defconst lc-ltn1 'latin-1)
-(defconst lc-ltn2 'latin-2)
-(defconst lc-ltn3 'latin-3)
-(defconst lc-ltn4 'latin-4)
-(defconst lc-crl 'cyrillic)
-(defconst lc-arb 'arabic)
-(defconst lc-grk 'greek)
-(defconst lc-hbw 'hebrew)
-(defconst lc-ltn5 'latin-5)
-(defconst lc-jp 'japanese)
-(defconst lc-jp2 'japanese-2)
-(defconst lc-kr 'korean)
-(defconst lc-big5-1 'chinese-big5-1)
-(defconst lc-big5-2 'chinese-big5-2)
-(defconst lc-cn 'chinese-gb)
-(defconst lc-cns1 'chinese-cns-1)
-(defconst lc-cns2 'chinese-cns-2)
-(defconst lc-cns3 'chinese-cns-3)
-(defconst lc-cns4 'chinese-cns-4)
-(defconst lc-cns5 'chinese-cns-5)
-(defconst lc-cns6 'chinese-cns-6)
-(defconst lc-cns7 'chinese-cns-7)
-
-
-;;; @ coding-system
-;;;
+;; 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.
-(defconst *noconv* 'noconv)
-(defconst *ctext* 'ctext)
-(defconst *hz* 'hz)
-(defconst *big5* 'big5)
-(defconst *euc-kr* 'euc-kr)
-(defconst *koi8* nil)
+;;; Commentary:
-(defvar code-converter-is-broken
- (and xemacs-beta-version (<= xemacs-beta-version 22)))
+;; This module requires XEmacs 20.3-b5 or later with mule.
-(if code-converter-is-broken
-(progn
-;;;
-(defun decode-coding-region (start end coding-system &optional buffer)
- "Decode the text between START and END which is encoded in CODING-SYSTEM.
-\[emu-x20.el; XEmacs 20 emulating function]"
- (save-excursion
- (if buffer
- (set-buffer buffer)
- )
- (save-restriction
- (narrow-to-region start end)
- (let ((process-output-coding-system 'noconv)
- (process-input-coding-system coding-system))
- (call-process-region start end "cat" t t nil)
- ))))
-
-(defun encode-coding-region (start end coding-system &optional buffer)
- "Encode the text between START and END which is encoded in CODING-SYSTEM.
-\[emu-x20.el; XEmacs 20 emulating function]"
- (save-excursion
- (if buffer
- (set-buffer buffer)
- )
- (save-restriction
- (narrow-to-region start end)
- (let ((process-output-coding-system coding-system)
- (process-input-coding-system 'noconv))
- (call-process-region start end "cat" t t nil)
- ))))
-;;;
-))
+;;; Code:
-(defalias 'character-encode-string 'encode-coding-string)
-(defalias 'character-decode-string 'decode-coding-string)
-(defalias 'character-encode-region 'encode-coding-region)
-(defalias 'character-decode-region 'decode-coding-region)
+(require 'emu-xemacs)
+(require 'emu-20)
+
+
+(and (coding-system-property 'iso-2022-jp 'input-charset-conversion)
+ (copy-coding-system 'iso-2022-7bit 'iso-2022-jp))
+
+
+;;; @ 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 ((coding-system-for-read 'binary)
+ format-alist)
+ (insert-file-contents filename visit beg end replace)
+ ))
+
+(define-obsolete-function-alias 'insert-binary-file-contents
+ 'insert-file-contents-as-binary)
+
+(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 ((coding-system-for-read 'binary))
+ (insert-file-contents-literally filename visit beg end replace)
+ ))
+
+
+;;; @ 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
+ (encode-coding-region start end 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
+ (decode-coding-region start end cs)
+ )))
+
+(defsubst encode-mime-charset-string (string charset)
+ "Encode the STRING as MIME CHARSET."
+ (let ((cs (mime-charset-to-coding-system charset)))
+ (if cs
+ (encode-coding-string string cs)
+ string)))
+
+(defsubst decode-mime-charset-string (string charset)
+ "Decode the STRING as MIME CHARSET."
+ (let ((cs (mime-charset-to-coding-system charset)))
+ (if cs
+ (decode-coding-string string cs)
+ string)))
+
+
+(defvar charsets-mime-charset-alist
+ '(((ascii) . us-ascii)
+ ((ascii latin-iso8859-1) . iso-8859-1)
+ ((ascii latin-iso8859-2) . iso-8859-2)
+ ((ascii latin-iso8859-3) . iso-8859-3)
+ ((ascii latin-iso8859-4) . iso-8859-4)
+ ((ascii cyrillic-iso8859-5) . iso-8859-5)
+;;; ((ascii cyrillic-iso8859-5) . koi8-r)
+ ((ascii arabic-iso8859-6) . iso-8859-6)
+ ((ascii greek-iso8859-7) . iso-8859-7)
+ ((ascii hebrew-iso8859-8) . iso-8859-8)
+ ((ascii latin-iso8859-9) . iso-8859-9)
+ ((ascii latin-jisx0201
+ japanese-jisx0208-1978 japanese-jisx0208) . iso-2022-jp)
+ ((ascii korean-ksc5601) . euc-kr)
+ ((ascii chinese-gb2312) . cn-gb-2312)
+ ((ascii chinese-big5-1 chinese-big5-2) . cn-big5)
+ ((ascii latin-iso8859-1 greek-iso8859-7
+ latin-jisx0201 japanese-jisx0208-1978
+ chinese-gb2312 japanese-jisx0208
+ korean-ksc5601 japanese-jisx0212) . iso-2022-jp-2)
+ ((ascii latin-iso8859-1 greek-iso8859-7
+ latin-jisx0201 japanese-jisx0208-1978
+ chinese-gb2312 japanese-jisx0208
+ korean-ksc5601 japanese-jisx0212
+ chinese-cns11643-1 chinese-cns11643-2) . iso-2022-int-1)
+ ((ascii latin-iso8859-1 latin-iso8859-2
+ cyrillic-iso8859-5 greek-iso8859-7
+ latin-jisx0201 japanese-jisx0208-1978
+ chinese-gb2312 japanese-jisx0208
+ korean-ksc5601 japanese-jisx0212
+ chinese-cns11643-1 chinese-cns11643-2
+ chinese-cns11643-3 chinese-cns11643-4
+ chinese-cns11643-5 chinese-cns11643-6
+ chinese-cns11643-7) . iso-2022-int-1)
+ ))
+
+(defun detect-mime-charset-region (start end)
+ "Return MIME charset for region between START and END."
+ (charsets-to-mime-charset (charsets-in-region start end)))
;;; @ character
;;;
-(defun char-bytes (chr) 1)
-
-(defun char-columns (character)
- "Return number of columns a CHARACTER occupies when displayed.
-\[emu-x20.el]"
- (charset-columns (char-charset character))
- )
+(defmacro char-next-index (char index)
+ "Return index of character succeeding CHAR whose index is INDEX."
+ `(1+ index))
;;; @@ Mule emulating aliases
;;;
;;; You should not use them.
-(defalias 'char-width 'char-columns)
+;;(defalias 'char-leading-char 'char-charset)
-(defalias 'char-leading-char 'char-charset)
+(defun char-category (character)
+ "Return string of category mnemonics for CHAR in TABLE.
+CHAR can be any multilingual character
+TABLE defaults to the current buffer's category table."
+ (mapconcat (lambda (chr)
+ (char-to-string (int-char chr))
+ )
+ (char-category-list character)
+ ""))
;;; @ string
;;;
-(defun string-columns (string)
- "Return number of columns STRING occupies when displayed.
-\[emu-x20.el]"
- (let ((col 0)
- (len (length string))
- (i 0))
- (while (< i len)
- (setq col (+ col (char-columns (aref string i))))
- (setq i (1+ i))
- )
- col))
-
-(defalias 'string-width 'string-column)
-
(defun string-to-int-list (str)
(mapcar #'char-int str)
)
-(defalias 'sref 'aref)
-
-(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-x20.el; Mule 2.3 emulating function]"
- (or start-column
- (setq start-column 0))
- (substring str start-column width)
- )
-
;;; @ end
;;;