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

   1 ;;; european.el --- Support for European languages
   2
   3 ;; Copyright (C) 1995, 1997 Electrotechnical Laboratory, JAPAN.
   4 ;; Licensed to the Free Software Foundation.
   5
   6 ;; Keywords: multilingual, European
   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 ;; For Europeans, five character sets ISO8859-1,2,3,4,9 are supported.
  28
  29 ;;; Code:
  30
  31 (define-prefix-command 'describe-european-environment-map)
  32 (define-key-after describe-language-environment-map [European]
  33   '("European" . describe-european-environment-map)
  34   t)
  35
  36 (define-prefix-command 'setup-european-environment-map)
  37 (define-key-after setup-language-environment-map [European]
  38   '("European" . setup-european-environment-map)
  39   t)
  40
  41 ;; Setup for LANGAUGE which uses one-byte 8-bit CHARSET, one-byte
  42 ;; 8-bit CODING-SYSTEM, and INPUT-METHOD.
  43 (defun setup-8-bit-environment (language charset coding-system input-method)
  44   (setup-english-environment)
  45   (set-default-coding-systems coding-system)
  46   (setq coding-category-iso-8-1 coding-system
  47         coding-category-iso-8-2 coding-system)
  48   (setq sendmail-coding-system coding-system
  49         rmail-file-coding-system coding-system)
  50
  51   (if charset
  52       (let ((nonascii-offset (- (make-char charset) 128)))
  53         ;; Set up for insertion of characters in this character set
  54         ;; when codes 0200 - 0377 are typed in.
  55         (setq nonascii-insert-offset nonascii-offset)))
  56
  57   (if input-method
  58       (progn
  59         (setq default-input-method input-method)
  60         (setq-default default-input-method input-method)))
  61
  62   ;; If this is a Latin-N character set, set up syntax for it in
  63   ;; single-byte mode.
  64   (if (string-match "^Latin-\\([1-9]\\)$" language)
  65       (load (downcase language))))
  66 \f
  67 ;; Latin-1 (ISO-8859-1)
  68
  69 (make-coding-system
  70  'iso-latin-1 2 ?1
  71  "ISO 2022 based 8-bit encoding (MIME:ISO-8859-1, Compound Text Encoding)"
  72  '((ascii t) (latin-iso8859-1 t) nil nil
  73    nil ascii-eol ascii-cntl))
  74
  75 (define-coding-system-alias 'iso-8859-1 'iso-latin-1)
  76 (define-coding-system-alias 'latin-1 'iso-latin-1)
  77 (define-coding-system-alias 'ctext 'iso-latin-1)
  78
  79 (defun setup-latin1-environment ()
  80   "Set up multilingual environment (MULE) for European Latin-1 users."
  81   (interactive)
  82   (setup-8-bit-environment "Latin-1" 'latin-iso8859-1 'iso-latin-1
  83                            "latin-1-prefix"))
  84
  85 (set-language-info-alist
  86  "Latin-1" '((setup-function . (setup-latin1-environment
  87                                 . setup-european-environment-map))
  88              (charset . (ascii latin-iso8859-1))
  89              (coding-system . (iso-latin-1))
  90              (sample-text
  91               . "Hello, Hej, Tere, Hei, Bonjour, Gr\e,A|_\e(B Gott, Ciao, \e,A!\e(BHola!")
  92              (documentation . ("\
  93 These languages are supported with the Latin-1 (ISO-8859-1) character set:
  94  Danish, Dutch, English, Faeroese, Finnish, French, German, Icelandic,
  95  Irish, Italian, Norwegian, Portuguese, Spanish, and Swedish.
  96 " . describe-european-environment-map))
  97              ))
  98 \f
  99 ;; Latin-2 (ISO-8859-2)
 100
 101 (make-coding-system
 102  'iso-latin-2 2 ?2
 103  "ISO 2022 based 8-bit encoding (MIME:ISO-8859-2)"
 104  '((ascii t) (latin-iso8859-2 t) nil nil
 105    nil ascii-eol ascii-cntl nil nil nil nil))
 106
 107 (define-coding-system-alias 'iso-8859-2 'iso-latin-2)
 108 (define-coding-system-alias 'latin-2 'iso-latin-2)
 109
 110 (defun setup-latin2-environment ()
 111   "Set up multilingual environment (MULE) for European Latin-2 users."
 112   (interactive)
 113   (setup-8-bit-environment "Latin-2" 'latin-iso8859-2 'iso-latin-2
 114                            "latin-2-prefix"))
 115
 116 (set-language-info-alist
 117  "Latin-2" '((setup-function . (setup-latin2-environment
 118                                 . setup-european-environment-map))
 119              (charset . (ascii latin-iso8859-2))
 120              (coding-system . (iso-latin-2))
 121              (documentation . ("\
 122 These languages are supported with the Latin-2 (ISO-8859-2) character set:
 123  Albanian, Czech, English, German, Hungarian, Polish, Romanian,
 124  Serbo-Croatian or Croatian, Slovak, Slovene, and Swedish.
 125 " . describe-european-environment-map))
 126              ))
 127 \f
 128 ;; Latin-3 (ISO-8859-3)
 129
 130 (make-coding-system
 131  'iso-latin-3 2 ?3
 132  "ISO 2022 based 8-bit encoding (MIME:ISO-8859-3)"
 133  '((ascii t) (latin-iso8859-3 t) nil nil
 134    nil ascii-eol ascii-cntl nil nil nil nil))
 135
 136 (define-coding-system-alias 'iso-8859-3 'iso-latin-3)
 137 (define-coding-system-alias 'latin-3 'iso-latin-3)
 138
 139 (defun setup-latin3-environment ()
 140   "Set up multilingual environment (MULE) for European Latin-3 users."
 141   (interactive)
 142   (setup-8-bit-environment "Latin-3" 'latin-iso8859-3 'iso-latin-3
 143                            "latin-3-prefix"))
 144
 145 (set-language-info-alist
 146  "Latin-3" '((setup-function . (setup-latin3-environment
 147                                 . setup-european-environment-map))
 148              (charset . (ascii latin-iso8859-3))
 149              (coding-system . (iso-latin-3))
 150              (documentation . ("\
 151 These languages are supported with the Latin-3 (ISO-8859-3) character set:
 152  Afrikaans, Catalan, Dutch, English, Esperanto, French, Galician,
 153  German, Italian, Maltese, Spanish, and Turkish.
 154 " . describe-european-environment-map))
 155              ))
 156 \f
 157 ;; Latin-4 (ISO-8859-4)
 158
 159 (make-coding-system
 160  'iso-latin-4 2 ?4
 161  "ISO 2022 based 8-bit encoding (MIME:ISO-8859-4)"
 162  '((ascii t) (latin-iso8859-4 t) nil nil
 163    nil ascii-eol ascii-cntl nil nil nil nil))
 164
 165 (define-coding-system-alias 'iso-8859-4 'iso-latin-4)
 166 (define-coding-system-alias 'latin-4 'iso-latin-4)
 167
 168 (defun setup-latin4-environment ()
 169   "Set up multilingual environment (MULE) for European Latin-4 users."
 170   (interactive)
 171   (setup-8-bit-environment "Latin-4" 'latin-iso8859-4 'iso-latin-4
 172                            "latin-4-prefix"))
 173
 174 (set-language-info-alist
 175  "Latin-4" '((setup-function . (setup-latin4-environment
 176                                 . setup-european-environment-map))
 177              (charset . (ascii latin-iso8859-4))
 178              (coding-system . (iso-8859-4))
 179              (documentation . ("\
 180 These languages are supported with the Latin-4 (ISO-8859-4) character set:
 181  Danish, English, Estonian, Finnish, German, Greenlandic, Lappish,
 182  Latvian, Lithuanian, and Norwegian.
 183 " . describe-european-environment-map))
 184              ))
 185 \f
 186 ;; Latin-5 (ISO-8859-9)
 187
 188 (make-coding-system
 189  'iso-latin-5 2 ?9
 190  "ISO 2022 based 8-bit encoding (MIME:ISO-8859-9)"
 191  '((ascii t) (latin-iso8859-9 t) nil nil
 192    nil ascii-eol ascii-cntl nil nil nil nil))
 193
 194 (define-coding-system-alias 'iso-8859-9 'iso-latin-5)
 195 (define-coding-system-alias 'latin-5 'iso-latin-5)
 196
 197 (defun setup-latin5-environment ()
 198   "Set up multilingual environment (MULE) for European Latin-5 users."
 199   (interactive)
 200   (setup-8-bit-environment "Latin-5" 'latin-iso8859-9 'iso-latin-5
 201                            "latin-5-prefix"))
 202
 203 (set-language-info-alist
 204  "Latin-5" '((setup-function . (setup-latin5-environment
 205                                 . setup-european-environment-map))
 206              (charset . (ascii latin-iso8859-9))
 207              (coding-system . (iso-latin-5))
 208              (documentation . ("\
 209 These languages are supported with the Latin-5 (ISO-8859-9) character set.
 210 " . describe-european-environment-map))
 211              ))
 212
 213 ;;; european.el ends here