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1 ;;; japanese.el --- Japanese support
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2
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3 ;; Copyright (C) 1995 Electrotechnical Laboratory, JAPAN.
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4 ;; Licensed to the Free Software Foundation.
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5 ;; Copyright (C) 1997 MORIOKA Tomohiko
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6
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7 ;; Keywords: multilingual, Japanese
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8
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9 ;; This file is part of XEmacs.
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10
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11 ;; XEmacs is free software; you can redistribute it and/or modify it
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12 ;; under the terms of the GNU General Public License as published by
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13 ;; the Free Software Foundation; either version 2, or (at your option)
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14 ;; any later version.
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15
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16 ;; XEmacs is distributed in the hope that it will be useful, but
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17 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
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18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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19 ;; General Public License for more details.
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20
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21 ;; You should have received a copy of the GNU General Public License
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22 ;; along with XEmacs; see the file COPYING. If not, write to the Free
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23 ;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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24 ;; 02111-1307, USA.
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25
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26 ;;; Commentary:
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27
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28 ;; For Japanese, character sets JISX0201, JISX0208, JISX0212 are
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29 ;; supported.
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30
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31 ;;; Code:
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32
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33 ;;; Syntax of Japanese characters.
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34 (modify-syntax-entry 'katakana-jisx0201 "w")
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35 (modify-syntax-entry 'japanese-jisx0212 "w")
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36
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37 (modify-syntax-entry 'japanese-jisx0208 "w")
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38 (loop for row in '(33 34 40)
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39 do (modify-syntax-entry `[japanese-jisx0208 ,row] "_"))
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40 (loop for char in '(?$B!<(B ?$B!+(B ?$B!,(B ?$B!3(B ?$B!4(B ?$B!5(B ?$B!6(B ?$B!7(B ?$B!8(B ?$B!9(B ?$B!:(B ?$B!;(B)
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41 do (modify-syntax-entry char "w"))
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42 (modify-syntax-entry ?\$B!J(B "($B!K(B")
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43 (modify-syntax-entry ?\$B!N(B "($B!O(B")
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44 (modify-syntax-entry ?\$B!P(B "($B!Q(B")
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45 (modify-syntax-entry ?\$B!V(B "($B!W(B")
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46 (modify-syntax-entry ?\$B!X(B "($B!Y(B")
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47 (modify-syntax-entry ?\$B!K(B ")$B!J(B")
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48 (modify-syntax-entry ?\$B!O(B ")$B!N(B")
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49 (modify-syntax-entry ?\$B!Q(B ")$B!P(B")
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50 (modify-syntax-entry ?\$B!W(B ")$B!V(B")
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51 (modify-syntax-entry ?\$B!Y(B ")$B!X(B")
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52
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53 ;;; Character categories S, A, H, K, G, Y, and C
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54 (define-category ?S "Japanese 2-byte symbol character.")
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55 (modify-category-entry [japanese-jisx0208 33] ?S)
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56 (modify-category-entry [japanese-jisx0208 34] ?S)
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57 (modify-category-entry [japanese-jisx0208 40] ?S)
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58 (define-category ?A "Japanese 2-byte Alphanumeric character.")
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59 (modify-category-entry [japanese-jisx0208 35] ?A)
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60 (define-category ?H "Japanese 2-byte Hiragana character.")
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61 (modify-category-entry [japanese-jisx0208 36] ?H)
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62 (define-category ?K "Japanese 2-byte Katakana character.")
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63 (modify-category-entry [japanese-jisx0208 37] ?K)
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64 (define-category ?G "Japanese 2-byte Greek character.")
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65 (modify-category-entry [japanese-jisx0208 38] ?G)
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66 (define-category ?Y "Japanese 2-byte Cyrillic character.")
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67 (modify-category-entry [japanese-jisx0208 39] ?Y)
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68 (define-category ?C "Japanese 2-byte Kanji characters.")
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69 (loop for row from 48 to 126
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70 do (modify-category-entry `[japanese-jisx0208 ,row] ?C))
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71 (loop for char in '(?$B!<(B ?$B!+(B ?$B!,(B)
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72 do (modify-category-entry char ?K)
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73 (modify-category-entry char ?H))
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74 (loop for char in '(?$B!3(B ?$B!4(B ?$B!5(B ?$B!6(B ?$B!7(B ?$B!8(B ?$B!9(B ?$B!:(B ?$B!;(B)
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75 do (modify-category-entry char ?C))
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76 (modify-category-entry 'japanese-jisx0212 ?C)
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77
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78 (defvar japanese-word-regexp
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79 "\\cA+\\cH*\\|\\cK+\\cH*\\|\\cC+\\cH*\\|\\cH+\\|\\ck+\\|\\sw+"
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80 "Regular expression used to match a Japanese word.")
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81
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82 (set-word-regexp japanese-word-regexp)
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83 (setq forward-word-regexp "\\w\\>")
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84 (setq backward-word-regexp "\\<\\w")
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85
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86 ;;; Paragraph setting
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87 (setq sentence-end
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88 (concat
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89 "\\("
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90 "\\("
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91 "[.?!][]\"')}]*"
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92 "\\|"
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93 "[$B!%!)!*(B][$B!O!I!G!K!Q!M!S!U!W!Y(B]*"
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94 "\\)"
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95 "\\($\\|\t\\| \\)"
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96 "\\|"
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97 "$B!#(B"
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98 "\\)"
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99 "[ \t\n]*"))
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100 (setq paragraph-start "^[ $B!!(B\t\n\f]")
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101 (setq paragraph-separate "^[ $B!!(B\t\f]*$")
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102
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103 ;; EGG specific setup
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104 (define-egg-environment 'japanese
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105 "Japanese settings for egg."
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106 (lambda ()
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107 (when (not (featurep 'egg-jpn))
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108 (load "its-hira")
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109 (load "its-kata")
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110 (load "its-hankaku")
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111 (load "its-zenkaku")
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112 (setq its:*standard-modes*
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113 (append
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114 (list (its:get-mode-map "roma-kana")
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115 (its:get-mode-map "roma-kata")
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116 (its:get-mode-map "downcase")
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117 (its:get-mode-map "upcase")
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118 (its:get-mode-map "zenkaku-downcase")
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119 (its:get-mode-map "zenkaku-upcase"))
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120 its:*standard-modes*))
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121 (provide 'egg-jpn))
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122 (setq wnn-server-type 'jserver)
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123 ;; Can't do this here any more. Must do it when selecting egg-wnn
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124 ;; or egg-sj3
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125 ;; (setq egg-default-startup-file "eggrc-wnn")
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126 (setq-default its:*current-map* (its:get-mode-map "roma-kana"))))
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127
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128 ;; stuff for providing gramatic processing of Japanese text
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129 ;; something like this should probably be created for all environments...
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130
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131 (defvar aletter (concat "\\(" ascii-char "\\|" kanji-char "\\)"))
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132 (defvar kanji-space-insertable (concat
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133 "$B!"(B" aletter "\\|"
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134 "$B!#(B" aletter "\\|"
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135 aletter "$B!J(B" "\\|"
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136 "$B!K(B" aletter "\\|"
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137 ascii-alphanumeric kanji-kanji-char "\\|"
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138 kanji-kanji-char ascii-alphanumeric ))
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139
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140 (defvar space-insertable (concat " " aletter "\\|" kanji-space-insertable)
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141 "Regexp for finding points that can have spaces inserted into them for justification")
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142
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143 ;; (make-coding-system
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144 ;; 'iso-2022-jp 2 ?J
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145 ;; "ISO 2022 based 7bit encoding for Japanese (MIME:ISO-2022-JP)"
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146 ;; '((ascii japanese-jisx0208-1978 japanese-jisx0208
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147 ;; latin-jisx0201 japanese-jisx0212 katakana-jisx0201 t) nil nil nil
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148 ;; short ascii-eol ascii-cntl seven))
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149
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150 ;; (define-coding-system-alias 'junet 'iso-2022-jp)
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151
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152 (make-coding-system
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153 'iso-2022-jp 'iso2022
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154 "Coding-system used for communication with mail and news in Japan."
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155 '(charset-g0 ascii
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156 short t
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157 seven t
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158 input-charset-conversion ((latin-jisx0201 ascii)
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159 (japanese-jisx0208-1978 japanese-jisx0208))
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160 mnemonic "MULE/7bit"
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161 ))
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162
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163 (copy-coding-system 'iso-2022-jp 'junet)
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164
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165 ;; (make-coding-system
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166 ;; 'shift_jis 1 ?S
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167 ;; "Coding-system of Shift-JIS used in Japan." t)
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168
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169 (make-coding-system
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170 'shift_jis 'shift-jis
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171 "Coding-system of Shift-JIS used in Japan."
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172 '(mnemonic "Ja/SJIS"))
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173
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174 ;;(define-coding-system-alias 'shift_jis 'sjis)
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175
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176 (copy-coding-system 'shift_jis 'sjis)
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177
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178 ;; (make-coding-system
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179 ;; 'iso-2022-jp-1978-irv 2 ?J
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180 ;; "Coding-system used for old jis terminal."
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181 ;; '((ascii t) nil nil nil
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182 ;; short ascii-eol ascii-cntl seven nil nil use-roman use-oldjis))
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183
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184 (make-coding-system
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185 'iso-2022-jp-1978-irv 'iso2022
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186 "Coding-system used for old JIS terminal."
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187 '(charset-g0 ascii
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188 short t
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189 seven t
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190 output-charset-conversion ((ascii latin-jisx0201)
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191 (japanese-jisx0208 japanese-jisx0208-1978))
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192 mnemonic "Ja-78/7bit"
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193 ))
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194
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195 ;;(define-coding-system-alias 'iso-2022-jp-1978-irv 'old-jis)
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196
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197 (copy-coding-system 'iso-2022-jp-1978-irv 'old-jis)
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198
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199 ;; (make-coding-system
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200 ;; 'euc-japan-1990 2 ?E
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201 ;; "Coding-system of Japanese EUC (Extended Unix Code)."
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202 ;; '(ascii japanese-jisx0208 katakana-jisx0201 japanese-jisx0212
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203 ;; short ascii-eol ascii-cntl nil nil single-shift))
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204
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205 (make-coding-system
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206 'euc-jp 'iso2022
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207 "Coding-system of Japanese EUC (Extended Unix Code)."
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208 '(charset-g0 ascii
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209 charset-g1 japanese-jisx0208
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210 charset-g2 katakana-jisx0201
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211 charset-g3 japanese-jisx0212
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212 short t
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213 mnemonic "Ja/EUC"
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214 ))
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215
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216 ;;(define-coding-system-alias 'euc-japan-1990 'euc-japan)
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217
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218 (copy-coding-system 'euc-jp 'euc-japan) ; only for w3
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219 (copy-coding-system 'euc-jp 'japanese-euc)
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220
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221 (set-language-info-alist
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222 "Japanese" '((setup-function . setup-japanese-environment-internal)
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223 (tutorial . "TUTORIAL.ja")
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224 (charset . (japanese-jisx0208 japanese-jisx0208-1978
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225 japanese-jisx0212 latin-jisx0201
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226 katakana-jisx0201))
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227 (coding-system . (iso-2022-jp euc-jp
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228 shift_jis iso-2022-jp-1978-irv))
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229 (sample-text . "Japanese ($BF|K\8l(B) $B$3$s$K$A$O(B, (I:]FAJ(B")
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230 (documentation . t)))
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231
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232 ;;; japanese.el ends here
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