lisp/language/cyrillic.el

   1 ;;; cyrillic.el --- Support for languages which use Cyrillic characters
   2
   3 ;; Copyright (C) 1995 Electrotechnical Laboratory, JAPAN.
   4 ;; Licensed to the Free Software Foundation.
   5
   6 ;; Keywords: multilingual, Cyrillic
   7
   8 ;; This file is part of GNU Emacs.
   9
  10 ;; GNU Emacs is free software; you can redistribute it and/or modify
  11 ;; it under the terms of the GNU General Public License as published by
  12 ;; the Free Software Foundation; either version 2, or (at your option)
  13 ;; any later version.
  14
  15 ;; GNU Emacs is distributed in the hope that it will be useful,
  16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 ;; GNU General Public License for more details.
  19
  20 ;; You should have received a copy of the GNU General Public License
  21 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
  22 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  23 ;; Boston, MA 02111-1307, USA.
  24
  25 ;;; Commentary:
  26
  27 ;; The character set ISO8859-5 is supported.  KOI-8 and ALTERNATIVNYJ
  28 ;; are converted to ISO8859-5 internally.
  29
  30 ;;; Code:
  31
  32 ;; ISO-8859-5 staff
  33
  34 (make-coding-system
  35  'cyrillic-iso-8bit 2 ?5
  36  "ISO 2022 based 8-bit encoding for Cyrillic script (MIME:ISO-8859-5)"
  37  '((ascii t) (cyrillic-iso8859-5 t) nil nil
  38    nil ascii-eol ascii-cntl nil nil nil nil))
  39
  40 (define-coding-system-alias 'iso-8859-5 'cyrillic-iso-8bit)
  41
  42 ;; KOI-8 staff
  43
  44 (define-ccl-program ccl-decode-koi8
  45   '(3
  46     ((read r0)
  47      (loop
  48       (write-read-repeat
  49        r0
  50        [0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
  51           16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
  52           32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47
  53           48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63
  54           64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79
  55           80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95
  56           96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111
  57           112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127
  58           128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143
  59           144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159
  60           32  32  32 ?\e,Lq\e(B   32  32  32  32  32  32  32  32  32  32  32  32
  61           32  32  32 ?\e,L!\e(B   32  32  32  32  32  32  32  32  32  32  32  32
  62           ?\e,Ln\e(B  ?\e,LP\e(B  ?\e,LQ\e(B  ?\e,Lf\e(B  ?\e,LT\e(B  ?\e,LU\e(B  ?\e,Ld\e(B  ?\e,LS\e(B  ?\e,Le\e(B  ?\e,LX\e(B  ?\e,LY\e(B  ?\e,LZ\e(B  ?\e,L[\e(B  ?\e,L\\e(B  ?\e,L]\e(B  ?\e,L^\e(B
  63           ?\e,L_\e(B  ?\e,Lo\e(B  ?\e,L`\e(B  ?\e,La\e(B  ?\e,Lb\e(B  ?\e,Lc\e(B  ?\e,LV\e(B  ?\e,LR\e(B  ?\e,Ll\e(B  ?\e,Lk\e(B  ?\e,LW\e(B  ?\e,Lh\e(B  ?\e,Lm\e(B  ?\e,Li\e(B  ?\e,Lg\e(B  ?\e,Lj\e(B
  64           ?\e,LN\e(B  ?\e,L0\e(B  ?\e,L1\e(B  ?\e,LF\e(B  ?\e,L4\e(B  ?\e,L5\e(B  ?\e,LD\e(B  ?\e,L3\e(B  ?\e,LE\e(B  ?\e,L8\e(B  ?\e,L9\e(B  ?\e,L:\e(B  ?\e,L;\e(B  ?\e,L<\e(B  ?\e,L=\e(B  ?\e,L>\e(B
  65           ?\e,L?\e(B  ?\e,LO\e(B  ?\e,L@\e(B  ?\e,LA\e(B  ?\e,LB\e(B  ?\e,LC\e(B  ?\e,L6\e(B  ?\e,L2\e(B  ?\e,LL\e(B  ?\e,LK\e(B  ?\e,L7\e(B  ?\e,LH\e(B  ?\e,LM\e(B  ?\e,LI\e(B  ?\e,LG\e(B  ?\e,LJ\e(B ]))))
  66   "CCL program to decode KOI8.")
  67
  68 (define-ccl-program ccl-encode-koi8
  69   `(1
  70     ((read r0)
  71      (loop
  72       (if (r0 != ,(charset-id 'cyrillic-iso8859-5))
  73           (write-read-repeat r0)
  74         ((read r0)
  75          (r0 -= 160)
  76          (write-read-repeat
  77           r0
  78           [ 32 179  32  32  32  32  32  32  32  32  32  32  32  32  32  32
  79                225 226 247 231 228 229 246 250 233 234 235 236 237 238 239 240
  80                242 243 244 245 230 232 227 254 251 253 255 249 248 252 224 241
  81                193 194 215 199 196 197 214 218 201 202 203 204 205 206 207 208
  82                210 211 212 213 198 200 195 222 219 221 223 217 216 220 192 209
  83                32 163  32  32  32  32  32  32  32  32  32  32  32  32  32  32])
  84          )))))
  85   "CCL program to encode KOI8.")
  86
  87 (make-coding-system
  88  'cyrillic-koi8 4
  89  ;; We used to use ?K.  It is true that ?K is more strictly correct,
  90  ;; but it is also used for Korean.
  91  ;; So people who use koi8 for languages other than Russian
  92  ;; will have to forgive us.
  93  ?R "KOI8 8-bit encoding for Cyrillic (MIME: KOI8-R)"
  94  (cons ccl-decode-koi8 ccl-encode-koi8))
  95
  96 (define-coding-system-alias 'koi8-r 'cyrillic-koi8)
  97 (define-coding-system-alias 'koi8 'cyrillic-koi8)
  98
  99 (define-ccl-program ccl-encode-koi8-font
 100   '(0
 101     ((r1 -= 160)
 102      (r1 = r1
 103          [ 32 179  32  32  32  32  32  32  32  32  32  32  32  32  32  32
 104               225 226 247 231 228 229 246 250 233 234 235 236 237 238 239 240
 105               242 243 244 245 230 232 227 254 251 253 255 249 248 252 224 241
 106               193 194 215 199 196 197 214 218 201 202 203 204 205 206 207 208
 107               210 211 212 213 198 200 195 222 219 221 223 217 216 220 192 209
 108               32 163  32  32  32  32  32  32  32  32  32  32  32  32  32  32])
 109      ))
 110   "CCL program to encode Cyrillic chars to KOI font.")
 111
 112 (setq font-ccl-encoder-alist
 113       (cons (cons "koi8" ccl-encode-koi8-font) font-ccl-encoder-alist))
 114
 115 ;;; ALTERNATIVNYJ staff
 116
 117 (define-ccl-program ccl-decode-alternativnyj
 118   '(3
 119     ((read r0)
 120      (loop
 121       (write-read-repeat
 122        r0
 123        [  0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15
 124          16  17  18  19  20  21  22  23  24  25  26  27  28  29  30  31
 125          32  33  34  35  36  37  38  39  40  41  42  43  44  45  46  47
 126          48  49  50  51  52  53  54  55  56  57  58  59  60  61  62  63
 127          64  65  66  67  68  69  70  71  72  73  74  75  76  77  78  79
 128          80  81  82  83  84  85  86  87  88  89  90  91  92  93  94  95
 129          96  97  98  99 100 101 102 103 104 105 106 107 108 109 110 111
 130          112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127
 131          ?\e,L0\e(B  ?\e,L1\e(B  ?\e,L2\e(B  ?\e,L3\e(B  ?\e,L4\e(B  ?\e,L5\e(B  ?\e,L6\e(B  ?\e,L7\e(B  ?\e,L8\e(B  ?\e,L9\e(B  ?\e,L:\e(B  ?\e,L;\e(B  ?\e,L<\e(B  ?\e,L=\e(B  ?\e,L>\e(B  ?\e,L?\e(B
 132          ?\e,L@\e(B  ?\e,LA\e(B  ?\e,LB\e(B  ?\e,LC\e(B  ?\e,LD\e(B  ?\e,LE\e(B  ?\e,LF\e(B  ?\e,LG\e(B  ?\e,LH\e(B  ?\e,LI\e(B  ?\e,LJ\e(B  ?\e,LK\e(B  ?\e,LL\e(B  ?\e,LM\e(B  ?\e,LN\e(B  ?\e,LO\e(B
 133          ?\e,LP\e(B  ?\e,LQ\e(B  ?\e,LR\e(B  ?\e,LS\e(B  ?\e,LT\e(B  ?\e,LU\e(B  ?\e,LV\e(B  ?\e,LW\e(B  ?\e,LX\e(B  ?\e,LY\e(B  ?\e,LZ\e(B  ?\e,L[\e(B  ?\e,L\\e(B  ?\e,L]\e(B  ?\e,L^\e(B  ?\e,L_\e(B
 134          32  32  32  32  32  32  32  32  32  32  32  32  32  32  32  32
 135          32  32  32  32  32  32  32  32  32  32  32  32  32  32  32  32
 136          32  32  32  32  32  32  32  32  32  32  32  32  32  32  32  32
 137          ?\e,L`\e(B  ?\e,La\e(B  ?\e,Lb\e(B  ?\e,Lc\e(B  ?\e,Ld\e(B  ?\e,Le\e(B  ?\e,Lf\e(B  ?\e,Lg\e(B  ?\e,Lh\e(B  ?\e,Li\e(B  ?\e,Lj\e(B  ?\e,Lk\e(B  ?\e,Ll\e(B  ?\e,Lm\e(B  ?\e,Ln\e(B  ?\e,Lo\e(B
 138          ?\e,L!\e(B  ?\e,Lq\e(B   32  32  32  32  32  32  32  32  32  32  32  32  32 ?\e,Lp\e(B]))))
 139   "CCL program to decode Alternativnyj.")
 140
 141 (define-ccl-program ccl-encode-alternativnyj
 142   `(1
 143     ((read r0)
 144      (loop
 145       (if (r0 != ,(charset-id 'cyrillic-iso8859-5))
 146           (write-read-repeat r0)
 147         ((read r0)
 148          (r0 -= 160)
 149          (write-read-repeat
 150           r0
 151           [ 32 240  32  32  32  32  32  32  32  32  32  32  32  32  32  32
 152                128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143
 153                144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159
 154                160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175
 155                224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239
 156                255 241  32  32  32  32  32  32  32  32  32  32  32  32  32  32])
 157          )))))
 158   "CCL program to encode Alternativnyj.")
 159
 160 (make-coding-system
 161  'cyrillic-alternativnyj 4 ?A
 162  "ALTERNATIVNYJ 8-bit encoding for Cyrillic"
 163  (cons ccl-decode-alternativnyj ccl-encode-alternativnyj))
 164
 165 (define-coding-system-alias 'alternativnyj 'cyrillic-alternativnyj)
 166
 167 (define-ccl-program ccl-encode-alternativnyj-font
 168   '(0
 169     ((r1 -= 160)
 170      (r1 = r1
 171          [ 32 240  32  32  32  32  32  32  32  32  32  32  32  32  32  32
 172               128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143
 173               144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159
 174               160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175
 175               224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239
 176               255 241  32  32  32  32  32  32  32  32  32  32  32  32  32  32])
 177      ))
 178   "CCL program to encode Cyrillic chars to Alternativnyj font.")
 179
 180 (setq font-ccl-encoder-alist
 181       (cons (cons "alternativnyj" ccl-encode-alternativnyj-font)
 182             font-ccl-encoder-alist))
 183
 184 ;;; For all Cyrillics.
 185
 186 (set-language-info-alist
 187  "Cyrillic" '((setup-function . setup-cyrillic-environment)
 188               (charset . (cyrillic-iso8859-5))
 189               (coding-system . (cyrillic-iso-8bit cyrillic-koi8
 190                                                   cyrillic-alternativnyj))
 191               (sample-text . "Russian (\e,L@caaZXY\e(B)   \e,L7T`PRabRcYbU\e(B!")
 192               (documentation . t)))
 193
 194 ;;; cyrillic.el ends here