--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lisp/language/chinese.el	Mon Aug 13 09:41:43 2007 +0200
@@ -0,0 +1,426 @@
+;;; chinese.el --- Support for Chinese
+
+;; Copyright (C) 1995 Free Software Foundation, Inc.
+;; Copyright (C) 1995 Electrotechnical Laboratory, JAPAN.
+;; 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 "Chinese CNS Plane " plane)
+       `(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)
+  )
+
+;; 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 "its/pinyin")
+;;  (setq its:*standard-modes*
+;;        (cons (its:get-mode-map "PinYin") its:*standard-modes*)))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;;; Chinese (general)
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+;; (make-coding-system
+;;  'iso-2022-cn 2 ?C
+;;  "Coding system ISO-2022-CN for Chinese (GB and CNS character sets)."
+;;  '(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))
+
+;; (define-coding-system-alias 'iso-2022-cn 'iso-2022-cn-ext)
+
+(defun describe-chinese-support ()
+  "Describe how Emacs supports Chinese."
+  (interactive)
+  (with-output-to-temp-buffer "*Help*"
+    (princ (get-language-info "Chinese" 'documentation))
+    (princ "\n")))
+	   
+(set-language-info-alist
+ "Chinese" '((describe-function . describe-chinese-support)
+	     (documentation . "\
+Emacs provides the following three kinds of Chinese support:
+  Chinese-GB: for users of the charset GB2312
+  Chinese-BIG5: for users of the charset Big5
+  Chinese-CNS: for users of the charset CNS11643 family
+Please specify one of them to get more information.")
+	     ))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;;; Chinese GB2312 (simplified) 
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+;; (make-coding-system
+;;  'cn-gb-2312 2 ?C
+;;  "Coding-system of Chinese EUC (so called GB Encoding)."
+;;  '((ascii t) chinese-gb2312 chinese-sisheng nil
+;;    nil ascii-eol ascii-cntl nil nil single-shift nil))
+
+(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 'euc-china)
+
+(copy-coding-system 'cn-gb-2312 'gb2312)
+(copy-coding-system 'cn-gb-2312 'chinese-euc)
+
+;; (make-coding-system
+;;  'hz-gb-2312 0 ?z
+;;  "Codins-system of Hz/ZW used for Chinese (GB)."
+;;  nil)
+;; (put 'hz-gb-2312 'post-read-conversion 'post-read-decode-hz)
+;; (put 'hz-gb-2312 '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 'hz)
+
+(copy-coding-system 'hz-gb-2312 'hz)
+(copy-coding-system 'hz-gb-2312 'chinese-hz)
+
+(defun post-read-decode-hz (len)
+  (let ((pos (point)))
+    (decode-hz-region pos (+ pos len))))
+
+(defun pre-write-encode-hz (from to)
+  (let ((buf (current-buffer))
+	(work (get-buffer-create " *pre-write-encoding-work*")))
+    (set-buffer work)
+    (erase-buffer)
+    (if (stringp from)
+	(insert from)
+      (insert-buffer-substring buf from to))
+    (encode-hz-region 1 (point-max))
+    nil))
+
+(register-input-method
+ "Chinese-GB" '("quail-ccdospy" quail-use-package "quail/ccdospy"))
+(register-input-method
+ "Chinese-GB" '("quail-ctlau" quail-use-package "quail/ctlau"))
+(register-input-method
+ "Chinese-GB" '("quail-punct" quail-use-package "quail/punct"))
+(register-input-method
+ "Chinese-GB" '("quail-qj" quail-use-package "quail/qj"))
+(register-input-method
+ "Chinese-GB" '("quail-sw" quail-use-package "quail/sw"))
+(register-input-method
+ "Chinese-GB" '("quail-ziranma" quail-use-package "quail/ziranma"))
+(register-input-method
+ "Chinese-GB" '("quail-tonepy" quail-use-package "quail/tonepy"))
+(register-input-method
+ "Chinese-GB" '("quail-py" quail-use-package "quail/py"))
+
+(defun setup-chinese-gb-environment ()
+  "Setup multilingual environment (MULE) for Chinese GB2312 users."
+  (interactive)
+  (setq primary-language "Chinese-GB")
+
+  (setq coding-category-iso-8-2 'cn-gb-2312)
+  (setq coding-category-iso-else 'iso-2022-cn)
+  (setq coding-category-big5 'cn-big5)
+
+  (set-coding-priority
+   '(coding-category-iso-7
+     coding-category-iso-else
+     coding-category-iso-8-2
+     coding-category-big5
+     coding-category-iso-8-1
+     coding-category-internal
+     ))
+
+  (setq-default buffer-file-coding-system 'cn-gb-2312)
+  (set-terminal-coding-system 'cn-gb-2312)
+  (set-keyboard-coding-system 'cn-gb-2312)
+
+  (setq default-input-method '("Chinese-GB" . "quail-py"))
+  )
+
+(defun describe-chinese-gb-support ()
+  "Describe how Emacs supports Chinese for GB2312 users."
+  (interactive)
+  (describe-language-support-internal "Chinese-GB"))
+
+(set-language-info-alist
+ "Chinese-GB" '((setup-function . setup-chinese-gb-environment)
+		(describe-function . describe-chinese-gb-support)
+		(charset . (chinese-gb2312 chinese-sisheng))
+		(coding-system . (cn-gb-2312 hz-gb-2312 iso-2022-cn))
+		(sample-text . "Chinese ($AVPND(B,$AFUM(;0(B,$A::So(B)	$ADc:C(B")
+		(documentation . nil)))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; Chinese BIG5 (traditional)
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+;; (make-coding-system
+;;  'big5 3 ?B
+;;  "Coding-system of BIG5.")
+
+;;(define-coding-system-alias 'big5 'cn-big5)
+
+(make-coding-system
+ 'big5 'big5
+ "Coding-system of BIG5."
+ '(mnemonic "Zh/Big5"))
+
+(copy-coding-system 'big5 'cn-big5)
+(copy-coding-system 'big5 'chinese-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))
+
+(define-ccl-program ccl-encode-big5-1-font
+  '(((r1 = ((((r0 - #x21) * 94) + r1) - #x21))
+     (r0 = ((r1 / 157) + #xA1))
+     (r1 %= 157)
+     (if (r1 < #x3F) (r1 += #x40) (r1 += #x62))))
+  "CCL program to encode a Big5 code (level1) to code point of Big5 font.")
+
+;; 6280 is the number of characters that got shoved into `chinese-big5-1'.
+(define-ccl-program ccl-encode-big5-2-font
+  '(((r1 = (((((r0 - #x21) * 94) + r1) - #x21) + 6280))
+     (r0 = ((r1 / 157) + #xA1))
+     (r1 %= 157)
+     (if (r1 < #x3F) (r1 += #x40) (r1 += #x62))))
+  "CCL program to encode a Big5 code (level2) to code point of Big5 font.")
+
+(set-charset-ccl-program 'chinese-big5-1 ccl-encode-big5-1-font)
+(set-charset-ccl-program 'chinese-big5-2 ccl-encode-big5-2-font)
+
+(register-input-method
+ "Chinese-BIG5" '("quail-qj-b5" quail-use-package "quail/qj-b5"))
+(register-input-method
+ "Chinese-BIG5" '("quail-zozy" quail-use-package "quail/zozy"))
+(register-input-method
+ "Chinese-BIG5" '("quail-tsangchi-b5" quail-use-package "quail/tsangchi-b5"))
+(register-input-method
+ "Chinese-BIG5" '("quail-py-b5" quail-use-package "quail/py-b5"))
+(register-input-method
+ "Chinese-BIG5" '("quail-quick-b5" quail-use-package "quail/quick-bt"))
+(register-input-method
+ "Chinese-BIG5" '("quail-etzy" quail-use-package "quail/etzy"))
+(register-input-method
+ "Chinese-BIG5" '("quail-ecdict" quail-use-package "quail/ecdict"))
+(register-input-method
+ "Chinese-BIG5" '("quail-ctlaub" quail-use-package "quail/ctlaub"))
+(register-input-method
+ "Chinese-BIG5" '("quail-array30" quail-use-package "quail/array30"))
+(register-input-method
+ "Chinese-BIG5" '("quail-4corner" quail-use-package "quail/4corner"))
+
+(defun setup-chinese-big5-environment ()
+  "Setup multilingual environment (MULE) for Chinese Big5 users."
+  (interactive)
+  (setq primary-language "Chinese-BIG5")
+
+  (setq coding-category-big5 'cn-big5)
+  (setq coding-category-iso-else 'iso-2022-cn)
+  (setq coding-category-iso-8-2 'cn-gb-2312)
+
+  (set-coding-priority
+   '(coding-category-iso-7
+     coding-category-iso-else
+     coding-category-big5
+     coding-category-iso-8-2))
+
+  (setq-default buffer-file-coding-system 'cn-big5)
+  (set-terminal-coding-system 'cn-big5)
+  (set-keyboard-coding-system 'cn-big5)
+
+  (setq default-input-method '("Chinese-BIG5" . "quail-py-b5"))
+  )
+
+(defun describe-chinese-big5-support ()
+  "Describe how Emacs supports Chinese for Big5 users."
+  (interactive)
+  (describe-language-support-internal "Chinese-BIG5"))
+
+(set-language-info-alist
+ "Chinese-BIG5" '((setup-function . setup-chinese-big5-environment)
+		  (describe-function . describe-chinese-big5-support)
+		  (charset . (chinese-big5-1 chinese-big5-2))
+		  (coding-system . (cn-big5 iso-2022-cn))
+		  (sample-text . "Cantonese ($(0GnM$(B,$(0N]0*Hd(B)	$(0*/=((B, $(0+$)p(B")
+		  (documentation . nil)))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; Chinese CNS11643 (traditional)
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(register-input-method
+ "Chinese-CNS" '("quail-quick-cns" quail-use-package "quail/quick-cns"))
+(register-input-method
+ "Chinese-CNS" '("quail-tsangchi-cns" quail-use-package "quail/tsangchi-cns"))
+
+(defun setup-chinese-cns-environment ()
+  "Setup multilingual environment (MULE) for Chinese CNS11643 family users."
+  (interactive)
+  (setq primary-language "Chinese-CNS")
+
+  (setq coding-category-iso-else 'iso-2022-cn)
+  (setq coding-category-big5 'cn-big5)
+  (setq coding-category-iso-8-2 'cn-gb-2312)
+
+  (set-coding-priority
+   '(coding-category-iso-7
+     coding-category-iso-else
+     coding-category-iso-8-2
+     coding-category-big5))
+
+  (setq-default buffer-file-coding-system 'iso-2022-cn)
+  (set-terminal-coding-system 'iso-2022-cn)
+  (set-keyboard-coding-system 'iso-2022-cn)
+
+  (setq default-input-method '("Chinese-CNS" . "quail-py-cns"))
+  )
+
+(defun describe-chinese-cns-support ()
+  "Describe how Emacs supports Chinese for CNS11643 family users."
+  (interactive)
+  (describe-language-support-internal "Chinese-CNS"))
+
+(set-language-info-alist
+ "Chinese-CNS" '((setup-function . setup-chinese-cns-environment)
+		 (describe-function . describe-chinese-cns-support)
+		 (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))
+		 (documentation . nil)))
+
+
+;;; for XEmacs (will be obsoleted)
+
+(define-language-environment 'chinese
+  "Chinese (includes GB, Big5, and CNS)"
+  (lambda ()
+    (require 'chinese)
+    (set-coding-category-system 'iso-8-2 'cn-gb-2312)
+    (set-coding-priority-list '(iso-8-2 big5 iso-8-designate))
+    (set-pathname-coding-system 'cn-gb-2312)
+    (set-default-buffer-file-coding-system 'cn-gb-2312) ; GB encoding
+    (setq terminal-coding-system    'cn-gb-2312)
+    (setq keyboard-coding-system    'cn-gb-2312)
+    (add-hook 'comint-exec-hook
+              (lambda ()
+                (let ((proc (get-buffer-process (current-buffer))))
+                  (set-process-input-coding-system  proc 'cn-gb-2312)
+                  (set-process-output-coding-system proc 'cn-gb-2312))))
+    (set-buffer-file-coding-system-for-read 'automatic-conversion)
+    (set-default-buffer-file-coding-system 'cn-gb-2312)
+    (setq keyboard-coding-system           'cn-gb-2312)
+    (setq terminal-coding-system           'cn-gb-2312)
+    (when (eq 'x (device-type (selected-device)))
+      (x-use-halfwidth-roman-font 'chinese-gb2312 "gb1988"))))
+;;    (when (featurep 'egg)
+;;      (setq-default its:*current-map* (its:get-mode-map "PinYin")))
+;;    (setq-default quail-current-package (assoc "py" quail-package-alist))))
+;;    ))
+
+(set-coding-category-system 'big5 'big5)
+
+;;; chinese.el ends here