lisp/language/cyril-util.el

   1 ;;; cyril-util.el --- utilities for Cyrillic scripts
   2
   3 ;; Copyright (C) 1997-1998, 2001-2018 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 3 of the License, or
  12 ;; (at your option) 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.  If not, see <https://www.gnu.org/licenses/>.
  21
  22 ;;; Commentary:
  23
  24 ;;; Code:
  25
  26 ;; Fixme: are the next two useful?
  27
  28 ;;;###autoload
  29 (defun cyrillic-encode-koi8-r-char (char)
  30   "Return KOI8-R external character code of CHAR if appropriate."
  31   (encode-char char 'koi8-r))
  32
  33 ;;;###autoload
  34 (defun cyrillic-encode-alternativnyj-char (char)
  35   "Return ALTERNATIVNYJ external character code of CHAR if appropriate."
  36   (encode-char char 'alternativnyj))
  37
  38 \f
  39 ;; Display
  40
  41 ;; Written by Valery Alexeev <valery@math.uga.edu>.
  42
  43 (defvar cyrillic-language-alist
  44       (list '("Belarusian") '("Bulgarian") '("Macedonian")
  45             '("Russian") '("Serbo-Croatian") '("Ukrainian"))
  46       "List of known cyrillic languages.")
  47
  48 ;;;###autoload
  49 (defun standard-display-cyrillic-translit (&optional cyrillic-language)
  50   "Display a cyrillic buffer using a transliteration.
  51 For readability, the table is slightly
  52 different from the one used for the input method `cyrillic-translit'.
  53
  54 The argument is a string which specifies which language you are using;
  55 that affects the choice of transliterations slightly.
  56 Possible values are listed in `cyrillic-language-alist'.
  57 If the argument is t, we use the default cyrillic transliteration.
  58 If the argument is nil, we return the display table to its standard state."
  59   (interactive
  60    (list
  61     (let* ((completion-ignore-case t))
  62       (completing-read
  63        "Cyrillic language (default nil): "
  64        cyrillic-language-alist nil t nil nil nil))))
  65
  66   (or standard-display-table
  67       (setq standard-display-table (make-display-table)))
  68
  69   (if (equal cyrillic-language "")
  70       (setq cyrillic-language nil))
  71
  72   (if (null cyrillic-language)
  73       (setq standard-display-table (make-display-table))
  74     (aset standard-display-table ?а  [?a])
  75     (aset standard-display-table ?б  [?b])
  76     (aset standard-display-table ?в  [?v])
  77     (aset standard-display-table ?г  [?g])
  78     (aset standard-display-table ?д  [?d])
  79     (aset standard-display-table ?е  [?e])
  80     (aset standard-display-table ?ё  [?y ?o])
  81     (aset standard-display-table ?ж  [?z ?h])
  82     (aset standard-display-table ?з  [?z])
  83     (aset standard-display-table ?и  [?i])
  84     (aset standard-display-table ?й  [?j])
  85     (aset standard-display-table ?к  [?k])
  86     (aset standard-display-table ?л  [?l])
  87     (aset standard-display-table ?м  [?m])
  88     (aset standard-display-table ?н  [?n])
  89     (aset standard-display-table ?о  [?o])
  90     (aset standard-display-table ?п  [?p])
  91     (aset standard-display-table ?р  [?r])
  92     (aset standard-display-table ?с  [?s])
  93     (aset standard-display-table ?т  [?t])
  94     (aset standard-display-table ?у  [?u])
  95     (aset standard-display-table ?ф  [?f])
  96     (aset standard-display-table ?х  [?k ?h])
  97     (aset standard-display-table ?ц  [?t ?s])
  98     (aset standard-display-table ?ч  [?c ?h])
  99     (aset standard-display-table ?ш  [?s ?h])
 100     (aset standard-display-table ?щ  [?s ?c ?h])
 101     (aset standard-display-table ?ъ  [?~])
 102     (aset standard-display-table ?ы  [?y])
 103     (aset standard-display-table ?ь  [?'])
 104     (aset standard-display-table ?э  [?e ?'])
 105     (aset standard-display-table ?ю  [?y ?u])
 106     (aset standard-display-table ?я  [?y ?a])
 107
 108     (aset standard-display-table ?А  [?A])
 109     (aset standard-display-table ?Б  [?B])
 110     (aset standard-display-table ?В  [?V])
 111     (aset standard-display-table ?Г  [?G])
 112     (aset standard-display-table ?Д  [?D])
 113     (aset standard-display-table ?Е  [?E])
 114     (aset standard-display-table ?Ё  [?Y ?o])
 115     (aset standard-display-table ?Ж  [?Z ?h])
 116     (aset standard-display-table ?З  [?Z])
 117     (aset standard-display-table ?И  [?I])
 118     (aset standard-display-table ?Й  [?J])
 119     (aset standard-display-table ?К  [?K])
 120     (aset standard-display-table ?Л  [?L])
 121     (aset standard-display-table ?М  [?M])
 122     (aset standard-display-table ?Н  [?N])
 123     (aset standard-display-table ?О  [?O])
 124     (aset standard-display-table ?П  [?P])
 125     (aset standard-display-table ?Р  [?R])
 126     (aset standard-display-table ?С  [?S])
 127     (aset standard-display-table ?Т  [?T])
 128     (aset standard-display-table ?У  [?U])
 129     (aset standard-display-table ?Ф  [?F])
 130     (aset standard-display-table ?Х  [?K ?h])
 131     (aset standard-display-table ?Ц  [?T ?s])
 132     (aset standard-display-table ?Ч  [?C ?h])
 133     (aset standard-display-table ?Ш  [?S ?h])
 134     (aset standard-display-table ?Щ  [?S ?c ?h])
 135     (aset standard-display-table ?Ъ  [?~])
 136     (aset standard-display-table ?Ы  [?Y])
 137     (aset standard-display-table ?Ь  [?'])
 138     (aset standard-display-table ?Э  [?E ?'])
 139     (aset standard-display-table ?Ю  [?Y ?u])
 140     (aset standard-display-table ?Я  [?Y ?a])
 141
 142     (aset standard-display-table ?є  [?i ?e])
 143     (aset standard-display-table ?ї  [?i])
 144     (aset standard-display-table ?ў  [?u])
 145     (aset standard-display-table ?ђ  [?d ?j])
 146     (aset standard-display-table ?ћ  [?c ?h ?j])
 147     (aset standard-display-table ?ѓ  [?g ?j])
 148     (aset standard-display-table ?ѕ  [?s])
 149     (aset standard-display-table ?ќ  [?k])
 150     (aset standard-display-table ?і  [?i])
 151     (aset standard-display-table ?ј  [?j])
 152     (aset standard-display-table ?љ  [?l ?j])
 153     (aset standard-display-table ?њ  [?n ?j])
 154     (aset standard-display-table ?џ  [?d ?z])
 155
 156     (aset standard-display-table ?Є  [?Y ?e])
 157     (aset standard-display-table ?Ї  [?Y ?i])
 158     (aset standard-display-table ?Ў  [?U])
 159     (aset standard-display-table ?Ђ  [?D ?j])
 160     (aset standard-display-table ?Ћ  [?C ?h ?j])
 161     (aset standard-display-table ?Ѓ  [?G ?j])
 162     (aset standard-display-table ?Ѕ  [?S])
 163     (aset standard-display-table ?Ќ  [?K])
 164     (aset standard-display-table ?І  [?I])
 165     (aset standard-display-table ?Ј  [?J])
 166     (aset standard-display-table ?Љ  [?L ?j])
 167     (aset standard-display-table ?Њ  [?N ?j])
 168     (aset standard-display-table ?Џ  [?D ?j])
 169
 170     (when (equal cyrillic-language "Bulgarian")
 171       (aset standard-display-table ?щ [?s ?h ?t])
 172       (aset standard-display-table ?Щ [?S ?h ?t])
 173       (aset standard-display-table ?ю [?i ?u])
 174       (aset standard-display-table ?Ю [?I ?u])
 175       (aset standard-display-table ?я [?i ?a])
 176       (aset standard-display-table ?Я [?I ?a]))
 177
 178     (when (equal cyrillic-language "Ukrainian") ; based on the official
 179                                         ; transliteration table
 180       (aset standard-display-table ?и [?y])
 181       (aset standard-display-table ?И [?Y])
 182       (aset standard-display-table ?й [?i])
 183       (aset standard-display-table ?Й [?Y])
 184       (aset standard-display-table ?ю [?i ?u])
 185       (aset standard-display-table ?я [?i ?a]))))
 186
 187 ;;
 188 (provide 'cyril-util)
 189
 190 ;; Local Variables:
 191 ;; coding: utf-8
 192 ;; End:
 193
 194 ;;; cyril-util.el ends here