code.delx.au - gnu-emacs/blob - lisp/language/cyril-util.el

   1 ;;; cyril-util.el --- utilities for Cyrillic scripts
   2
   3 ;; Copyright (C) 1997, 2001 Free Software Foundation, Inc.
   4
   5 ;; Keywords: mule, multilingual, Cyrillic
   6
   7 ;; This file is part of GNU Emacs.
   8
   9 ;; GNU Emacs is free software; you can redistribute it and/or modify
  10 ;; it under the terms of the GNU General Public License as published by
  11 ;; the Free Software Foundation; either version 2, or (at your option)
  12 ;; any later version.
  13
  14 ;; GNU Emacs is distributed in the hope that it will be useful,
  15 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 ;; GNU General Public License for more details.
  18
  19 ;; You should have received a copy of the GNU General Public License
  20 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
  21 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  22 ;; Boston, MA 02111-1307, USA.
  23
  24 ;;; Commentary:
  25
  26 ;;; Code:
  27
  28 ;;;###autoload
  29 (defun cyrillic-encode-koi8-r-char (char)
  30   "Return KOI8-R external character code of CHAR if appropriate."
  31   (aref (char-table-extra-slot
  32          (get 'cyrillic-koi8-r-nonascii-translation-table 'translation-table)
  33          0)
  34         char))
  35
  36 ;;;###autoload
  37 (defun cyrillic-encode-alternativnyj-char (char)
  38   "Return ALTERNATIVNYJ external character code of CHAR if appropriate."
  39   (aref (char-table-extra-slot
  40          (get 'cyrillic-alternativnyj-nonascii-translation-table
  41               'translation-table)
  42          0)
  43         char))
  44
  45 \f
  46 ;; Display
  47
  48 ;; Written by Valery Alexeev <valery@math.uga.edu>.
  49
  50 (defvar cyrillic-language-alist
  51       (list '("Belorussian") '("Bulgarian") '("Macedonian")
  52             '("Russian") '("Serbo-Croatian") '("Ukrainian"))
  53       "List of known cyrillic languages.")
  54
  55 ;;;###autoload
  56 (defun standard-display-cyrillic-translit (&optional cyrillic-language)
  57   "Display a cyrillic buffer using a transliteration.
  58 For readability, the table is slightly
  59 different from the one used for the input method `cyrillic-translit'.
  60
  61 The argument is a string which specifies which language you are using;
  62 that affects the choice of transliterations slightly.
  63 Possible values are listed in `cyrillic-language-alist'.
  64 If the argument is t, we use the default cyrillic transliteration.
  65 If the argument is nil, we return the display table to its standard state."
  66   (interactive
  67    (list
  68     (let* ((completion-ignore-case t))
  69       (completing-read
  70        "Cyrillic language (default nil): "
  71        cyrillic-language-alist nil t nil nil nil))))
  72
  73   (or standard-display-table
  74       (setq standard-display-table (make-display-table)))
  75
  76   (if (equal cyrillic-language "")
  77       (setq cyrillic-language nil))
  78
  79   (if (null cyrillic-language)
  80       (setq standard-display-table (make-display-table))
  81     (aset standard-display-table ?\e,LP\e(B  [?a])
  82     (aset standard-display-table ?\e,LQ\e(B  [?b])
  83     (aset standard-display-table ?\e,LR\e(B  [?v])
  84     (aset standard-display-table ?\e,LS\e(B  [?g])
  85     (aset standard-display-table ?\e,LT\e(B  [?d])
  86     (aset standard-display-table ?\e,LU\e(B  [?e])
  87     (aset standard-display-table ?\e,Lq\e(B  [?y?o])
  88     (aset standard-display-table ?\e,LV\e(B  [?z?h])
  89     (aset standard-display-table ?\e,LW\e(B  [?z])
  90     (aset standard-display-table ?\e,LX\e(B  [?i])
  91     (aset standard-display-table ?\e,LY\e(B  [?j])
  92     (aset standard-display-table ?\e,LZ\e(B  [?k])
  93     (aset standard-display-table ?\e,L[\e(B  [?l])
  94     (aset standard-display-table ?\e,L\\e(B  [?m])
  95     (aset standard-display-table ?\e,L]\e(B  [?n])
  96     (aset standard-display-table ?\e,L^\e(B  [?o])
  97     (aset standard-display-table ?\e,L_\e(B  [?p])
  98     (aset standard-display-table ?\e,L`\e(B  [?r])
  99     (aset standard-display-table ?\e,La\e(B  [?s])
 100     (aset standard-display-table ?\e,Lb\e(B  [?t])
 101     (aset standard-display-table ?\e,Lc\e(B  [?u])
 102     (aset standard-display-table ?\e,Ld\e(B  [?f])
 103     (aset standard-display-table ?\e,Le\e(B  [?k?h])
 104     (aset standard-display-table ?\e,Lf\e(B  [?t?s])
 105     (aset standard-display-table ?\e,Lg\e(B  [?c?h])
 106     (aset standard-display-table ?\e,Lh\e(B  [?s?h])
 107     (aset standard-display-table ?\e,Li\e(B  [?s?c?h])
 108     (aset standard-display-table ?\e,Lj\e(B  [?~])
 109     (aset standard-display-table ?\e,Lk\e(B  [?y])
 110     (aset standard-display-table ?\e,Ll\e(B  [?'])
 111     (aset standard-display-table ?\e,Lm\e(B  [?e?'])
 112     (aset standard-display-table ?\e,Ln\e(B  [?y?u])
 113     (aset standard-display-table ?\e,Lo\e(B  [?y?a])
 114
 115     (aset standard-display-table ?\e,L0\e(B  [?A])
 116     (aset standard-display-table ?\e,L1\e(B  [?B])
 117     (aset standard-display-table ?\e,L2\e(B  [?V])
 118     (aset standard-display-table ?\e,L3\e(B  [?G])
 119     (aset standard-display-table ?\e,L4\e(B  [?D])
 120     (aset standard-display-table ?\e,L5\e(B  [?E])
 121     (aset standard-display-table ?\e,L!\e(B  [?Y?o])
 122     (aset standard-display-table ?\e,L6\e(B  [?Z?h])
 123     (aset standard-display-table ?\e,L7\e(B  [?Z])
 124     (aset standard-display-table ?\e,L8\e(B  [?I])
 125     (aset standard-display-table ?\e,L9\e(B  [?J])
 126     (aset standard-display-table ?\e,L:\e(B  [?K])
 127     (aset standard-display-table ?\e,L;\e(B  [?L])
 128     (aset standard-display-table ?\e,L<\e(B  [?M])
 129     (aset standard-display-table ?\e,L=\e(B  [?N])
 130     (aset standard-display-table ?\e,L>\e(B  [?O])
 131     (aset standard-display-table ?\e,L?\e(B  [?P])
 132     (aset standard-display-table ?\e,L@\e(B  [?R])
 133     (aset standard-display-table ?\e,LA\e(B  [?S])
 134     (aset standard-display-table ?\e,LB\e(B  [?T])
 135     (aset standard-display-table ?\e,LC\e(B  [?U])
 136     (aset standard-display-table ?\e,LD\e(B  [?F])
 137     (aset standard-display-table ?\e,LE\e(B  [?K?h])
 138     (aset standard-display-table ?\e,LF\e(B  [?T?s])
 139     (aset standard-display-table ?\e,LG\e(B  [?C?h])
 140     (aset standard-display-table ?\e,LH\e(B  [?S?h])
 141     (aset standard-display-table ?\e,LI\e(B  [?S?c?h])
 142     (aset standard-display-table ?\e,LJ\e(B  [?~])
 143     (aset standard-display-table ?\e,LK\e(B  [?Y])
 144     (aset standard-display-table ?\e,LL\e(B  [?'])
 145     (aset standard-display-table ?\e,LM\e(B  [?E?'])
 146     (aset standard-display-table ?\e,LN\e(B  [?Y?u])
 147     (aset standard-display-table ?\e,LO\e(B  [?Y?a])
 148
 149     (aset standard-display-table ?\e,Lt\e(B  [?i?e])
 150     (aset standard-display-table ?\e,Lw\e(B  [?i])
 151     (aset standard-display-table ?\e,L~\e(B  [?u])
 152     (aset standard-display-table ?\e,Lr\e(B  [?d?j])
 153     (aset standard-display-table ?\e,L{\e(B  [?c?h?j])
 154     (aset standard-display-table ?\e,Ls\e(B  [?g?j])
 155     (aset standard-display-table ?\e,Lu\e(B  [?s])
 156     (aset standard-display-table ?\e,L|\e(B  [?k])
 157     (aset standard-display-table ?\e,Lv\e(B  [?i])
 158     (aset standard-display-table ?\e,Lx\e(B  [?j])
 159     (aset standard-display-table ?\e,Ly\e(B  [?l?j])
 160     (aset standard-display-table ?\e,Lz\e(B  [?n?j])
 161     (aset standard-display-table ?\e,L\7f\e(B  [?d?z])
 162
 163     (aset standard-display-table ?\e,L$\e(B  [?Y?e])
 164     (aset standard-display-table ?\e,L'\e(B  [?Y?i])
 165     (aset standard-display-table ?\e,L.\e(B  [?U])
 166     (aset standard-display-table ?\e,L"\e(B  [?D?j])
 167     (aset standard-display-table ?\e,L+\e(B  [?C?h?j])
 168     (aset standard-display-table ?\e,L#\e(B  [?G?j])
 169     (aset standard-display-table ?\e,L%\e(B  [?S])
 170     (aset standard-display-table ?\e,L,\e(B  [?K])
 171     (aset standard-display-table ?\e,L&\e(B  [?I])
 172     (aset standard-display-table ?\e,L(\e(B  [?J])
 173     (aset standard-display-table ?\e,L)\e(B  [?L?j])
 174     (aset standard-display-table ?\e,L*\e(B  [?N?j])
 175     (aset standard-display-table ?\e,L/\e(B  [?D?j])
 176
 177     ;; Unicode version:
 178     (aset standard-display-table ?\e$,1(P\e(B  [?a])
 179     (aset standard-display-table ?\e$,1(Q\e(B  [?b])
 180     (aset standard-display-table ?\e$,1(R\e(B  [?v])
 181     (aset standard-display-table ?\e$,1(S\e(B  [?g])
 182     (aset standard-display-table ?\e$,1(T\e(B  [?d])
 183     (aset standard-display-table ?\e$,1(U\e(B  [?e])
 184     (aset standard-display-table ?\e$,1(q\e(B  [?y?o])
 185     (aset standard-display-table ?\e$,1(V\e(B  [?z?h])
 186     (aset standard-display-table ?\e$,1(W\e(B  [?z])
 187     (aset standard-display-table ?\e$,1(X\e(B  [?i])
 188     (aset standard-display-table ?\e$,1(Y\e(B  [?j])
 189     (aset standard-display-table ?\e$,1(Z\e(B  [?k])
 190     (aset standard-display-table ?\e$,1([\e(B  [?l])
 191     (aset standard-display-table ?\e$,1(\\e(B  [?m])
 192     (aset standard-display-table ?\e$,1(]\e(B  [?n])
 193     (aset standard-display-table ?\e$,1(^\e(B  [?o])
 194     (aset standard-display-table ?\e$,1(_\e(B  [?p])
 195     (aset standard-display-table ?\e$,1(`\e(B  [?r])
 196     (aset standard-display-table ?\e$,1(a\e(B  [?s])
 197     (aset standard-display-table ?\e$,1(b\e(B  [?t])
 198     (aset standard-display-table ?\e$,1(c\e(B  [?u])
 199     (aset standard-display-table ?\e$,1(d\e(B  [?f])
 200     (aset standard-display-table ?\e$,1(e\e(B  [?k?h])
 201     (aset standard-display-table ?\e$,1(f\e(B  [?t?s])
 202     (aset standard-display-table ?\e$,1(g\e(B  [?c?h])
 203     (aset standard-display-table ?\e$,1(h\e(B  [?s?h])
 204     (aset standard-display-table ?\e$,1(i\e(B  [?s?c?h])
 205     (aset standard-display-table ?\e$,1(j\e(B  [?~])
 206     (aset standard-display-table ?\e$,1(k\e(B  [?y])
 207     (aset standard-display-table ?\e$,1(l\e(B  [?'])
 208     (aset standard-display-table ?\e$,1(m\e(B  [?e?'])
 209     (aset standard-display-table ?\e$,1(n\e(B  [?y?u])
 210     (aset standard-display-table ?\e$,1(o\e(B  [?y?a])
 211
 212     (aset standard-display-table ?\e$,1(0\e(B  [?A])
 213     (aset standard-display-table ?\e$,1(1\e(B  [?B])
 214     (aset standard-display-table ?\e$,1(2\e(B  [?V])
 215     (aset standard-display-table ?\e$,1(3\e(B  [?G])
 216     (aset standard-display-table ?\e$,1(4\e(B  [?D])
 217     (aset standard-display-table ?\e$,1(5\e(B  [?E])
 218     (aset standard-display-table ?\e$,1(!\e(B  [?Y?o])
 219     (aset standard-display-table ?\e$,1(6\e(B  [?Z?h])
 220     (aset standard-display-table ?\e$,1(7\e(B  [?Z])
 221     (aset standard-display-table ?\e$,1(8\e(B  [?I])
 222     (aset standard-display-table ?\e$,1(9\e(B  [?J])
 223     (aset standard-display-table ?\e$,1(:\e(B  [?K])
 224     (aset standard-display-table ?\e$,1(;\e(B  [?L])
 225     (aset standard-display-table ?\e$,1(<\e(B  [?M])
 226     (aset standard-display-table ?\e$,1(=\e(B  [?N])
 227     (aset standard-display-table ?\e$,1(>\e(B  [?O])
 228     (aset standard-display-table ?\e$,1(?\e(B  [?P])
 229     (aset standard-display-table ?\e$,1(@\e(B  [?R])
 230     (aset standard-display-table ?\e$,1(A\e(B  [?S])
 231     (aset standard-display-table ?\e$,1(B\e(B  [?T])
 232     (aset standard-display-table ?\e$,1(C\e(B  [?U])
 233     (aset standard-display-table ?\e$,1(D\e(B  [?F])
 234     (aset standard-display-table ?\e$,1(E\e(B  [?K?h])
 235     (aset standard-display-table ?\e$,1(F\e(B  [?T?s])
 236     (aset standard-display-table ?\e$,1(G\e(B  [?C?h])
 237     (aset standard-display-table ?\e$,1(H\e(B  [?S?h])
 238     (aset standard-display-table ?\e$,1(I\e(B  [?S?c?h])
 239     (aset standard-display-table ?\e$,1(J\e(B  [?~])
 240     (aset standard-display-table ?\e$,1(K\e(B  [?Y])
 241     (aset standard-display-table ?\e$,1(L\e(B  [?'])
 242     (aset standard-display-table ?\e$,1(M\e(B  [?E?'])
 243     (aset standard-display-table ?\e$,1(N\e(B  [?Y?u])
 244     (aset standard-display-table ?\e$,1(O\e(B  [?Y?a])
 245
 246     (aset standard-display-table ?\e$,1(t\e(B  [?i?e])
 247     (aset standard-display-table ?\e$,1(w\e(B  [?i])
 248     (aset standard-display-table ?\e$,1(~\e(B  [?u])
 249     (aset standard-display-table ?\e$,1(r\e(B  [?d?j])
 250     (aset standard-display-table ?\e$,1({\e(B  [?c?h?j])
 251     (aset standard-display-table ?\e$,1(s\e(B  [?g?j])
 252     (aset standard-display-table ?\e$,1(u\e(B  [?s])
 253     (aset standard-display-table ?\e$,1(|\e(B  [?k])
 254     (aset standard-display-table ?\e$,1(v\e(B  [?i])
 255     (aset standard-display-table ?\e$,1(x\e(B  [?j])
 256     (aset standard-display-table ?\e$,1(y\e(B  [?l?j])
 257     (aset standard-display-table ?\e$,1(z\e(B  [?n?j])
 258     (aset standard-display-table ?\e$,1(\7f\e(B  [?d?z])
 259
 260     (aset standard-display-table ?\e$,1($\e(B  [?Y?e])
 261     (aset standard-display-table ?\e$,1('\e(B  [?Y?i])
 262     (aset standard-display-table ?\e$,1(.\e(B  [?U])
 263     (aset standard-display-table ?\e$,1("\e(B  [?D?j])
 264     (aset standard-display-table ?\e$,1(+\e(B  [?C?h?j])
 265     (aset standard-display-table ?\e$,1(#\e(B  [?G?j])
 266     (aset standard-display-table ?\e$,1(%\e(B  [?S])
 267     (aset standard-display-table ?\e$,1(,\e(B  [?K])
 268     (aset standard-display-table ?\e$,1(&\e(B  [?I])
 269     (aset standard-display-table ?\e$,1((\e(B  [?J])
 270     (aset standard-display-table ?\e$,1()\e(B  [?L?j])
 271     (aset standard-display-table ?\e$,1(*\e(B  [?N?j])
 272     (aset standard-display-table ?\e$,1(/\e(B  [?D?j])
 273
 274     (when (equal cyrillic-language "Bulgarian")
 275       (aset standard-display-table ?\e,Li\e(B [?s?h?t])
 276       (aset standard-display-table ?\e,LI\e(B [?S?h?t])
 277       (aset standard-display-table ?\e,Ln\e(B [?i?u])
 278       (aset standard-display-table ?\e,LN\e(B [?I?u])
 279       (aset standard-display-table ?\e,Lo\e(B [?i?a])
 280       (aset standard-display-table ?\e,LO\e(B [?I?a])
 281       ;; Unicode version:
 282       (aset standard-display-table ?\e$,1(i\e(B [?s?h?t])
 283       (aset standard-display-table ?\e$,1(I\e(B [?S?h?t])
 284       (aset standard-display-table ?\e$,1(n\e(B [?i?u])
 285       (aset standard-display-table ?\e$,1(N\e(B [?I?u])
 286       (aset standard-display-table ?\e$,1(o\e(B [?i?a])
 287       (aset standard-display-table ?\e$,1(O\e(B [?I?a]))
 288
 289     (when (equal cyrillic-language "Ukrainian") ; based on the official
 290                                         ; transliteration table
 291       (aset standard-display-table ?\e,LX\e(B [?y])
 292       (aset standard-display-table ?\e,L8\e(B [?Y])
 293       (aset standard-display-table ?\e,LY\e(B [?i])
 294       (aset standard-display-table ?\e,L9\e(B [?Y])
 295       (aset standard-display-table ?\e,Ln\e(B [?i?u])
 296       (aset standard-display-table ?\e,Lo\e(B [?i?a])
 297       ;; Unicode version:
 298       (aset standard-display-table ?\e$,1(X\e(B [?y])
 299       (aset standard-display-table ?\e$,1(8\e(B [?Y])
 300       (aset standard-display-table ?\e$,1(Y\e(B [?i])
 301       (aset standard-display-table ?\e$,1(9\e(B [?Y])
 302       (aset standard-display-table ?\e$,1(n\e(B [?i?u])
 303       (aset standard-display-table ?\e$,1(o\e(B [?i?a]))))
 304
 305 ;;
 306 (provide 'cyril-util)
 307
 308 ;; Local Variables:
 309 ;; coding: iso-2022-7bit
 310 ;; End:
 311
 312 ;;; cyril-util.el ends here