lisp/language/cyril-util.el

   1 ;;; cyril-util.el ---  utilities for Cyrillic scripts
   2
   3 ;; Copyright (C) 1997  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 ;;; Code:
  25
  26 ;;;###autoload
  27 (defun setup-cyrillic-iso-environment ()
  28   "Setup multilingual environment (MULE) for Cyrillic ISO-8859-5 users."
  29   (interactive)
  30   (set-language-environment "Cyrillic-ISO"))
  31
  32 ;;;###autoload
  33 (defun setup-cyrillic-koi8-environment ()
  34   "Setup multilingual environment (MULE) for Cyrillic KOI8 users."
  35   (interactive)
  36   (set-language-environment "Cyrillic-KOI8"))
  37
  38 ;;;###autoload
  39 (defun setup-cyrillic-alternativnyj-environment ()
  40   "Setup multilingual environment (MULE) for Cyrillic ALTERNATIVNYJ users."
  41   (interactive)
  42   (set-language-environment "Cyrillic-ALT"))
  43
  44 ;;;###autoload
  45 (defun cyrillic-encode-koi8-r-char (char)
  46   "Return KOI8-R external character code of CHAR if appropriate."
  47   (aref (char-table-extra-slot cyrillic-koi8-r-nonascii-translation-table 0)
  48         char))
  49
  50 ;;;###autoload
  51 (defun cyrillic-encode-alternativnyj-char (char)
  52   "Return ALTERNATIVNYJ external character code of CHAR if appropriate."
  53   (aref (char-table-extra-slot
  54          cyrillic-alternativnyj-nonascii-translation-table 0)
  55         char))
  56
  57 \f
  58 ;; Display
  59
  60 ;; Written by Valery Alexeev <valery@math.uga.edu>.
  61
  62 (defvar cyrillic-language-alist
  63       (list '("Belorussian") '("Bulgarian") '("Macedonian")
  64             '("Russian") '("Serbo-Croatian") '("Ukrainian"))
  65       "*List of known cyrillic languages")
  66
  67 ;;;###autoload
  68 (defun standard-display-cyrillic-translit (&optional cyrillic-language)
  69   "Display a cyrillic buffer using a transliteration.
  70 For readability, the table is slightly
  71 different from the one used for the input method `cyrillic-translit'.
  72
  73 The argument is a string which specifies which language you are using;
  74 that affects the choice of transliterations slightly.
  75 Possible values are listed in 'cyrillic-language-alist'.
  76 If the argument is t, we use the default cyrillic transliteration.
  77 If the argument is nil, we return the display table to its standard state."
  78   (interactive
  79    (list
  80     (let* ((completion-ignore-case t))
  81       (completing-read
  82        "Cyrillic language (default nil): "
  83        cyrillic-language-alist nil t nil nil nil))))
  84
  85   (or standard-display-table
  86       (setq standard-display-table (make-display-table)))
  87
  88   (if (equal cyrillic-language "")
  89       (setq cyrillic-language nil))
  90
  91   (if (null cyrillic-language)
  92       (setq standard-display-table (make-display-table))
  93     (aset standard-display-table ?\e,LP\e(B  [?a])
  94     (aset standard-display-table ?\e,LQ\e(B  [?b])
  95     (aset standard-display-table ?\e,LR\e(B  [?v])
  96     (aset standard-display-table ?\e,LS\e(B  [?g])
  97     (aset standard-display-table ?\e,LT\e(B  [?d])
  98     (aset standard-display-table ?\e,LU\e(B  [?e])
  99     (aset standard-display-table ?\e,Lq\e(B  [?y?o])
 100     (aset standard-display-table ?\e,LV\e(B  [?z?h])
 101     (aset standard-display-table ?\e,LW\e(B  [?z])
 102     (aset standard-display-table ?\e,LX\e(B  [?i])
 103     (aset standard-display-table ?\e,LY\e(B  [?j])
 104     (aset standard-display-table ?\e,LZ\e(B  [?k])
 105     (aset standard-display-table ?\e,L[\e(B  [?l])
 106     (aset standard-display-table ?\e,L\\e(B  [?m])
 107     (aset standard-display-table ?\e,L]\e(B  [?n])
 108     (aset standard-display-table ?\e,L^\e(B  [?o])
 109     (aset standard-display-table ?\e,L_\e(B  [?p])
 110     (aset standard-display-table ?\e,L`\e(B  [?r])
 111     (aset standard-display-table ?\e,La\e(B  [?s])
 112     (aset standard-display-table ?\e,Lb\e(B  [?t])
 113     (aset standard-display-table ?\e,Lc\e(B  [?u])
 114     (aset standard-display-table ?\e,Ld\e(B  [?f])
 115     (aset standard-display-table ?\e,Le\e(B  [?k?h])
 116     (aset standard-display-table ?\e,Lf\e(B  [?t?s])
 117     (aset standard-display-table ?\e,Lg\e(B  [?c?h])
 118     (aset standard-display-table ?\e,Lh\e(B  [?s?h])
 119     (aset standard-display-table ?\e,Li\e(B  [?s?c?h])
 120     (aset standard-display-table ?\e,Lj\e(B  [?~])
 121     (aset standard-display-table ?\e,Lk\e(B  [?y])
 122     (aset standard-display-table ?\e,Ll\e(B  [?'])
 123     (aset standard-display-table ?\e,Lm\e(B  [?e?'])
 124     (aset standard-display-table ?\e,Ln\e(B  [?y?u])
 125     (aset standard-display-table ?\e,Lo\e(B  [?y?a])
 126
 127     (aset standard-display-table ?\e,L0\e(B  [?A])
 128     (aset standard-display-table ?\e,L1\e(B  [?B])
 129     (aset standard-display-table ?\e,L2\e(B  [?V])
 130     (aset standard-display-table ?\e,L3\e(B  [?G])
 131     (aset standard-display-table ?\e,L4\e(B  [?D])
 132     (aset standard-display-table ?\e,L5\e(B  [?E])
 133     (aset standard-display-table ?\e,L!\e(B  [?Y?o])
 134     (aset standard-display-table ?\e,L6\e(B  [?Z?h])
 135     (aset standard-display-table ?\e,L7\e(B  [?Z])
 136     (aset standard-display-table ?\e,L8\e(B  [?I])
 137     (aset standard-display-table ?\e,L9\e(B  [?J])
 138     (aset standard-display-table ?\e,L:\e(B  [?K])
 139     (aset standard-display-table ?\e,L;\e(B  [?L])
 140     (aset standard-display-table ?\e,L<\e(B  [?M])
 141     (aset standard-display-table ?\e,L=\e(B  [?N])
 142     (aset standard-display-table ?\e,L>\e(B  [?O])
 143     (aset standard-display-table ?\e,L?\e(B  [?P])
 144     (aset standard-display-table ?\e,L@\e(B  [?R])
 145     (aset standard-display-table ?\e,LA\e(B  [?S])
 146     (aset standard-display-table ?\e,LB\e(B  [?T])
 147     (aset standard-display-table ?\e,LC\e(B  [?U])
 148     (aset standard-display-table ?\e,LD\e(B  [?F])
 149     (aset standard-display-table ?\e,LE\e(B  [?K?h])
 150     (aset standard-display-table ?\e,LF\e(B  [?T?s])
 151     (aset standard-display-table ?\e,LG\e(B  [?C?h])
 152     (aset standard-display-table ?\e,LH\e(B  [?S?h])
 153     (aset standard-display-table ?\e,LI\e(B  [?S?c?h])
 154     (aset standard-display-table ?\e,LJ\e(B  [?~])
 155     (aset standard-display-table ?\e,LK\e(B  [?Y])
 156     (aset standard-display-table ?\e,LL\e(B  [?'])
 157     (aset standard-display-table ?\e,LM\e(B  [?E?'])
 158     (aset standard-display-table ?\e,LN\e(B  [?Y?u])
 159     (aset standard-display-table ?\e,LO\e(B  [?Y?a])
 160
 161     (aset standard-display-table ?\e,Lt\e(B  [?i?e])
 162     (aset standard-display-table ?\e,Lw\e(B  [?i])
 163     (aset standard-display-table ?\e,L~\e(B  [?u])
 164     (aset standard-display-table ?\e,Lr\e(B  [?d?j])
 165     (aset standard-display-table ?\e,L{\e(B  [?c?h?j])
 166     (aset standard-display-table ?\e,Ls\e(B  [?g?j])
 167     (aset standard-display-table ?\e,Lu\e(B  [?s])
 168     (aset standard-display-table ?\e,L|\e(B  [?k])
 169     (aset standard-display-table ?\e,Lv\e(B  [?i])
 170     (aset standard-display-table ?\e,Lx\e(B  [?j])
 171     (aset standard-display-table ?\e,Ly\e(B  [?l?j])
 172     (aset standard-display-table ?\e,Lz\e(B  [?n?j])
 173     (aset standard-display-table ?\e,L\x7f\e(B  [?d?z])
 174
 175     (aset standard-display-table ?\e,L$\e(B  [?Y?e])
 176     (aset standard-display-table ?\e,L'\e(B  [?Y?i])
 177     (aset standard-display-table ?\e,L.\e(B  [?U])
 178     (aset standard-display-table ?\e,L"\e(B  [?D?j])
 179     (aset standard-display-table ?\e,L+\e(B  [?C?h?j])
 180     (aset standard-display-table ?\e,L#\e(B  [?G?j])
 181     (aset standard-display-table ?\e,L%\e(B  [?S])
 182     (aset standard-display-table ?\e,L,\e(B  [?K])
 183     (aset standard-display-table ?\e,L&\e(B  [?I])
 184     (aset standard-display-table ?\e,L(\e(B  [?J])
 185     (aset standard-display-table ?\e,L)\e(B  [?L?j])
 186     (aset standard-display-table ?\e,L*\e(B  [?N?j])
 187     (aset standard-display-table ?\e,L/\e(B  [?D?j])
 188
 189     (when (equal cyrillic-language "Bulgarian")
 190       (aset standard-display-table ?\e,Li\e(B [?s?h?t])
 191       (aset standard-display-table ?\e,LI\e(B [?S?h?t])
 192       (aset standard-display-table ?\e,Ln\e(B [?i?u])
 193       (aset standard-display-table ?\e,LN\e(B [?I?u])
 194       (aset standard-display-table ?\e,Lo\e(B [?i?a])
 195       (aset standard-display-table ?\e,LO\e(B [?I?a]))
 196
 197     (when (equal cyrillic-language "Ukrainian") ; based on the official
 198                                         ; transliteration table
 199       (aset standard-display-table ?\e,LX\e(B [?y])
 200       (aset standard-display-table ?\e,L8\e(B [?Y])
 201       (aset standard-display-table ?\e,LY\e(B [?i])
 202       (aset standard-display-table ?\e,L9\e(B [?Y])
 203     (aset standard-display-table ?\e,Ln\e(B [?i?u])
 204     (aset standard-display-table ?\e,Lo\e(B [?i?a]))))
 205
 206
 207 ;;
 208 (provide 'cyril-util)
 209
 210 ;;; cyril-util.el ends here
 211
 212 ;; Local Variables:
 213 ;; buffer-file-coding-system: iso-2022-7bit
 214 ;; End: