--- /dev/null
+;;; chinese.el --- Support for Chinese -*- coding: iso-2022-7bit; -*-
+
+;; Copyright (C) 1995 Electrotechnical Laboratory, JAPAN.
+;; Licensed to the Free Software Foundation.
+;; Copyright (C) 1997 MORIOKA Tomohiko
+
+;; Keywords: multilingual, Chinese
+
+;; This file is part of XEmacs.
+
+;; XEmacs 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.
+
+;; XEmacs 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 XEmacs; see the file COPYING. If not, write to the Free
+;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+;; 02111-1307, USA.
+
+;;; Commentary:
+
+;; For Chinese, three character sets GB2312, BIG5, and CNS11643 are
+;; supported.
+
+;;; Code:
+
+;; Syntax of Chinese characters.
+(modify-syntax-entry 'chinese-gb2312 "w")
+(loop for row in '(33 34 41)
+ do (modify-syntax-entry `[chinese-gb2312 ,row] "."))
+;;(loop for row from 35 to 40
+;; do (modify-syntax-entry `[chinese-gb2312 ,row] "w"))
+;;(loop for row from 42 to 126
+;; do (modify-syntax-entry `[chinese-gb2312 ,row] "w"))
+
+(modify-syntax-entry 'chinese-cns11643-1 "w")
+(modify-syntax-entry 'chinese-cns11643-2 "w")
+(modify-syntax-entry 'chinese-big5-1 "w")
+(modify-syntax-entry 'chinese-big5-2 "w")
+
+;; CNS11643 Plane3 thru Plane7
+;; These represent more and more obscure Chinese characters.
+;; By the time you get to Plane 7, we're talking about characters
+;; that appear once in some ancient manuscript and whose meaning
+;; is unknown.
+
+(flet
+ ((make-chinese-cns11643-charset
+ (name plane final)
+ (make-charset
+ name (concat "CNS 11643 Plane " plane " (Chinese traditional)")
+ `(registry
+ ,(concat "CNS11643[.-]\\(.*[.-]\\)?" plane "$")
+ dimension 2
+ chars 94
+ final ,final
+ graphic 0))
+ (modify-syntax-entry name "w")
+ (modify-category-entry name ?t)
+ ))
+ (make-chinese-cns11643-charset 'chinese-cns11643-3 "3" ?I)
+ (make-chinese-cns11643-charset 'chinese-cns11643-4 "4" ?J)
+ (make-chinese-cns11643-charset 'chinese-cns11643-5 "5" ?K)
+ (make-chinese-cns11643-charset 'chinese-cns11643-6 "6" ?L)
+ (make-chinese-cns11643-charset 'chinese-cns11643-7 "7" ?M)
+ )
+
+;; ISO-IR-165 (CCITT Extended GB)
+;; It is based on CCITT Recommendation T.101, includes GB 2312-80 +
+;; GB 8565-88 table A4 + 293 characters.
+(make-charset
+ 'chinese-isoir165
+ "ISO-IR-165 (CCITT Extended GB; Chinese simplified)"
+ `(registry "isoir165"
+ dimension 2
+ chars 94
+ final ?E
+ graphic 0))
+
+;; PinYin-ZhuYin
+(make-charset 'sisheng "PinYin-ZhuYin"
+ '(registry "sisheng_cwnn\\|OMRON_UDC_ZH"
+ dimension 1
+ chars 94
+ final ?0
+ graphic 0
+ ))
+
+;; If you prefer QUAIL to EGG, please modify below as you wish.
+;;(when (and (featurep 'egg) (featurep 'wnn))
+;; (setq wnn-server-type 'cserver)
+;; (load "pinyin")
+;; (setq its:*standard-modes*
+;; (cons (its:get-mode-map "PinYin") its:*standard-modes*)))
+\f
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;;; Chinese (general)
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+;; (make-coding-system
+;; 'iso-2022-cn 2 ?C
+;; "ISO 2022 based 7bit encoding for Chinese GB and CNS (MIME:ISO-2022-CN)"
+;; '(ascii
+;; (nil chinese-gb2312 chinese-cns11643-1)
+;; (nil chinese-cns11643-2)
+;; nil
+;; nil ascii-eol ascii-cntl seven locking-shift single-shift nil nil nil
+;; init-bol)
+;; '((safe-charsets ascii chinese-gb2312 chinese-cns11643-1 chinese-cns11643-2)
+;; (mime-charset . iso-2022-cn)))
+
+;; (define-coding-system-alias 'chinese-iso-7bit 'iso-2022-cn)
+
+;; (make-coding-system
+;; 'iso-2022-cn-ext 2 ?C
+;; "ISO 2022 based 7bit encoding for Chinese GB and CNS (MIME:ISO-2022-CN-EXT)"
+;; '(ascii
+;; (nil chinese-gb2312 chinese-cns11643-1)
+;; (nil chinese-cns11643-2)
+;; (nil chinese-cns11643-3 chinese-cns11643-4 chinese-cns11643-5
+;; chinese-cns11643-6 chinese-cns11643-7)
+;; nil ascii-eol ascii-cntl seven locking-shift single-shift nil nil nil
+;; init-bol)
+;; '((safe-charsets ascii chinese-gb2312 chinese-cns11643-1 chinese-cns11643-2
+;; chinese-cns11643-3 chinese-cns11643-4 chinese-cns11643-5
+;; chinese-cns11643-6 chinese-cns11643-7)
+;; (mime-charset . iso-2022-cn-ext)))
+
+\f
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;;; Chinese GB2312 (simplified)
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+;; (make-coding-system
+;; 'chinese-iso-8bit 2 ?c
+;; "ISO 2022 based EUC encoding for Chinese GB2312 (MIME:CN-GB-2312)"
+;; '(ascii chinese-gb2312 nil nil
+;; nil ascii-eol ascii-cntl nil nil nil nil)
+;; '((safe-charsets ascii chinese-gb2312)
+;; (mime-charset . cn-gb-2312)))
+
+(make-coding-system
+ 'cn-gb-2312 'iso2022
+ "Coding-system of Chinese EUC (Extended Unix Code)."
+ '(charset-g0 ascii
+ charset-g1 chinese-gb2312
+ charset-g2 sisheng
+ charset-g3 t
+ mnemonic "Zh-GB/EUC"
+ ))
+
+;; (define-coding-system-alias 'cn-gb-2312 'chinese-iso-8bit)
+;; (define-coding-system-alias 'euc-china 'chinese-iso-8bit)
+;; (define-coding-system-alias 'euc-cn 'chinese-iso-8bit)
+
+(define-coding-system-alias 'gb2312 'cn-gb-2312)
+(define-coding-system-alias 'chinese-euc 'cn-gb-2312)
+
+;; (make-coding-system
+;; 'chinese-hz 0 ?z
+;; "Hz/ZW 7-bit encoding for Chinese GB2312 (MIME:HZ-GB-2312)"
+;; nil
+;; '((safe-charsets ascii chinese-gb2312)
+;; (mime-charset . hz-gb-2312)
+;; (post-read-conversion . post-read-decode-hz)
+;; (pre-write-conversion . pre-write-encode-hz)))
+;; (put 'chinese-hz 'post-read-conversion 'post-read-decode-hz)
+;; (put 'chinese-hz 'pre-write-conversion 'pre-write-encode-hz)
+
+(make-coding-system
+ 'hz-gb-2312 'no-conversion
+ "Coding-system of Hz/ZW used for Chinese."
+ '(mnemonic "Zh-GB/Hz"
+ eol-type lf
+ post-read-conversion post-read-decode-hz
+ pre-write-conversion pre-write-encode-hz))
+
+;; (define-coding-system-alias 'hz-gb-2312 'chinese-hz)
+;; (define-coding-system-alias 'hz 'chinese-hz)
+
+(define-coding-system-alias 'hz 'hz-gb-2312)
+
+(defun post-read-decode-hz (len)
+ (let ((pos (point))
+ (buffer-modified-p (buffer-modified-p))
+ last-coding-system-used)
+ (prog1
+ (decode-hz-region pos (+ pos len))
+ (set-buffer-modified-p buffer-modified-p))))
+
+(defun pre-write-encode-hz (from to)
+ (let ((buf (current-buffer)))
+ (set-buffer (generate-new-buffer " *temp*"))
+ (if (stringp from)
+ (insert from)
+ (insert-buffer-substring buf from to))
+ (let (last-coding-system-used)
+ (encode-hz-region 1 (point-max)))
+ nil))
+
+(set-language-info-alist
+ "Chinese-GB" '((setup-function . setup-chinese-gb-environment-internal)
+ (charset chinese-gb2312 sisheng)
+ (coding-system cn-gb-2312 iso-2022-7bit hz-gb-2312)
+ (coding-priority cn-gb-2312 big5 iso-2022-7bit)
+ (input-method . "chinese-py-punct")
+ (features china-util)
+ (sample-text . "Chinese (\e$AVPND\e(B,\e$AFUM(;0\e(B,\e$A::So\e(B) \e$ADc:C\e(B")
+ (documentation . "Support for Chinese GB2312 character set."))
+ '("Chinese"))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; Chinese BIG5 (traditional)
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+;; (make-coding-system
+;; 'chinese-big5 3 ?B "BIG5 8-bit encoding for Chinese (MIME:CN-BIG5)"
+;; nil
+;; '((safe-charsets ascii chinese-big5-1 chinese-big5-2)
+;; (mime-charset . cn-big5)
+;; (charset-origin-alist (chinese-big5-1 "BIG5" encode-big5-char)
+;; (chinese-big5-2 "BIG5" encode-big5-char))))
+
+(make-coding-system
+ 'big5 'big5
+ "Coding-system of BIG5."
+ '(mnemonic "Zh/Big5"))
+
+;; (define-coding-system-alias 'big5 'chinese-big5)
+;; (define-coding-system-alias 'cn-big5 'chinese-big5)
+
+(define-coding-system-alias 'cn-big5 'big5)
+
+;; Big5 font requires special encoding.
+(define-ccl-program ccl-encode-big5-font
+ `(0
+ ;; In: R0:chinese-big5-1 or chinese-big5-2
+ ;; R1:position code 1
+ ;; R2:position code 2
+ ;; Out: R1:font code point 1
+ ;; R2:font code point 2
+ ((r2 = ((((r1 - ?\x21) * 94) + r2) - ?\x21))
+ (if (r0 == ,(charset-id 'chinese-big5-2)) (r2 += 6280))
+ (r1 = ((r2 / 157) + ?\xA1))
+ (r2 %= 157)
+ (if (r2 < ?\x3F) (r2 += ?\x40) (r2 += ?\x62))))
+ "CCL program to encode a Big5 code to code point of Big5 font.")
+
+;; (setq font-ccl-encoder-alist
+;; (cons (cons "big5" ccl-encode-big5-font) font-ccl-encoder-alist))
+
+(set-charset-ccl-program 'chinese-big5-1 'ccl-encode-big5-font)
+(set-charset-ccl-program 'chinese-big5-2 'ccl-encode-big5-font)
+
+(set-language-info-alist
+ "Chinese-BIG5" '((charset chinese-big5-1 chinese-big5-2)
+ (coding-system big5 iso-2022-7bit)
+ (coding-priority big5 cn-gb-2312 iso-2022-7bit)
+ (input-method . "chinese-py-punct-b5")
+ (features china-util)
+ (sample-text . "Cantonese (\e$(0GnM$\e(B,\e$(0N]0*Hd\e(B) \e$(0*/=(\e(B, \e$(0+$)p\e(B")
+ (documentation . "Support for Chinese Big5 character set."))
+ '("Chinese"))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; Chinese CNS11643 (traditional)
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+;; (set-language-info-alist
+;; "Chinese-CNS" '((charset chinese-cns11643-1 chinese-cns11643-2
+;; chinese-cns11643-3 chinese-cns11643-4
+;; chinese-cns11643-5 chinese-cns11643-6
+;; chinese-cns11643-7)
+;; (coding-system iso-2022-cn)
+;; (coding-priority iso-2022-cn chinese-big5 chinese-iso-8bit)
+;; (features china-util)
+;; (input-method . "chinese-cns-quick")
+;; (documentation . "Support for Chinese CNS character sets."))
+;; '("Chinese"))
+
+;;; chinese.el ends here