-;;; emu-x20.el --- emu API implementation for XEmacs 20 with mule
+;;; emu-x20.el --- emu API implementation for XEmacs with mule
-;; Copyright (C) 1994,1995,1996,1997 MORIOKA Tomohiko
+;; Copyright (C) 1994,1995,1996,1997,1998 MORIOKA Tomohiko
;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
-;; Version: $Id: emu-x20.el,v 7.52 1997/03/10 11:47:18 morioka Exp $
;; Keywords: emulation, compatibility, Mule, XEmacs
-;; This file is part of XEmacs.
+;; This file is part of emu.
;; This program is free software; you can redistribute it and/or
;; modify it under the terms of the GNU General Public License as
;; General Public License for more details.
;; You should have received a copy of the GNU General Public License
-;; along with GNU XEmacs; see the file COPYING. If not, write to the
+;; 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.
;;; Commentary:
-;; This module requires XEmacs 20.1 b6 or later with mule.
+;; This module requires XEmacs 20.3-b5 or later with mule.
;;; Code:
-(require 'cyrillic)
(require 'emu-xemacs)
+(require 'emu-20)
-;;; @ coding-system
-;;;
-
-(defconst *noconv* 'no-conversion)
-
-(defalias 'set-buffer-file-coding-system 'set-file-coding-system)
-
-(defmacro as-binary-process (&rest body)
- `(let (selective-display ; Disable ^M to nl translation.
- (coding-system-for-write 'no-conversion)
- process-input-coding-system
- process-output-coding-system)
- ,@body))
-
-(defmacro as-binary-input-file (&rest body)
- `(let ((coding-system-for-read 'no-conversion))
- ,@body))
-
-(defmacro as-binary-output-file (&rest body)
- `(let ((coding-system-for-write 'no-conversion))
- ,@body))
+(and (coding-system-property 'iso-2022-jp 'input-charset-conversion)
+ (copy-coding-system 'iso-2022-7bit 'iso-2022-jp))
;;; @ binary access
;;;
-(defun insert-binary-file-contents-literally
- (filename &optional visit beg end replace)
+(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 'no-conversion))
+ (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 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)
chinese-cns11643-7) . iso-2022-int-1)
))
-(defvar default-mime-charset 'x-ctext)
-
-(defvar mime-charset-coding-system-alist
- '((iso-8859-1 . ctext)
- (x-ctext . ctext)
- (hz-gb-2312 . hz)
- (cn-gb-2312 . euc-china)
- (gb2312 . euc-china)
- (cn-big5 . big5)
- (koi8-r . koi8)
- (iso-2022-jp-2 . iso-2022-ss2-7)
- ))
-
-(defun mime-charset-to-coding-system (charset)
- "Return coding-system by MIME charset. [emu-x20.el]"
- (if (stringp charset)
- (setq charset (intern (downcase charset)))
- )
- (or (cdr (assq charset mime-charset-coding-system-alist))
- (and (memq charset (coding-system-list)) charset)
- ))
-
(defun detect-mime-charset-region (start end)
- "Return MIME charset for region between START and END.
-\[emu-x20.el]"
+ "Return MIME charset for region between START and END."
(charsets-to-mime-charset (charsets-in-region start end)))
-(defun encode-mime-charset-region (start end charset)
- "Encode the text between START and END as MIME CHARSET.
-\[emu-x20.el]"
- (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.
-\[emu-x20.el]"
- (let ((cs (mime-charset-to-coding-system charset)))
- (if cs
- (decode-coding-region start end cs)
- )))
-
-(defun encode-mime-charset-string (string charset)
- "Encode the STRING as MIME CHARSET. [emu-x20.el]"
- (let ((cs (mime-charset-to-coding-system charset)))
- (if cs
- (encode-coding-string string cs)
- string)))
-
-(defun decode-mime-charset-string (string charset)
- "Decode the STRING as MIME CHARSET. [emu-x20.el]"
- (let ((cs (mime-charset-to-coding-system charset)))
- (if cs
- (decode-coding-string string cs)
- string)))
-
;;; @ 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-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.
-\[emu-x20.el; Mule emulating function]"
+TABLE defaults to the current buffer's category table."
(mapconcat (lambda (chr)
(char-to-string (int-char chr))
)
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