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 a langauge which uses one-byte 8-bit CHARSET, one-byte
  42 ;; 8-bit CODING-SYSTEM, and INPUT-METHOD.
  43 (defun setup-8-bit-environment (charset coding-system input-method)
  44   (setup-english-environment)
  45   (setq-default buffer-file-coding-system coding-system)
  46   (setq coding-category-iso-8-1 coding-system
  47         coding-category-iso-8-2 coding-system)
  48   (set-terminal-coding-system-internal coding-system)
  49   (set-keyboard-coding-system-internal coding-system)
  50   (setq sendmail-coding-system coding-system
  51         rmail-file-coding-system coding-system)
  52
  53   (if charset
  54       (let ((nonascii-offset (- (make-char charset) 128)))
  55         ;; Set up for insertion of characters in this character set
  56         ;; when codes 0200 - 0377 are typed in.
  57         (setq nonascii-insert-offset nonascii-offset)))
  58
  59   (if input-method
  60       (let ((latin-name (car input-method)))
  61         (setq default-input-method input-method)
  62         ;; If this is a Latin-N character set, set up syntax for it
  63         ;; in single-byte mode.
  64         (when (and latin-name
  65                    (string-match "^Latin-\\([1-9]\\)$" latin-name))
  66           (load (downcase latin-name))))))
  67 \f
  68 ;; Latin-1 (ISO-8859-1)
  69
  70 (make-coding-system
  71  'iso-latin-1 2 ?1
  72  "ISO 2022 based 8-bit encoding (MIME:ISO-8859-1, Compound Text Encoding)"
  73  '((ascii t) (latin-iso8859-1 t) nil nil
  74    nil ascii-eol ascii-cntl))
  75
  76 (define-coding-system-alias 'iso-latin-1 'iso-8859-1)
  77 (define-coding-system-alias 'iso-latin-1 'ctext)
  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-iso8859-1 'iso-latin-1
  83                            '("Latin-1" . "quail-latin-1")))
  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-latin-2 'iso-8859-2)
 108
 109 (defun setup-latin2-environment ()
 110   "Set up multilingual environment (MULE) for European Latin-2 users."
 111   (interactive)
 112   (setup-8-bit-environment 'latin-iso8859-2 'iso-latin-2
 113                            '("Latin-2" . "quail-latin-2")))
 114
 115 (set-language-info-alist
 116  "Latin-2" '((setup-function . (setup-latin2-environment
 117                                 . setup-european-environment-map))
 118              (charset . (ascii latin-iso8859-2))
 119              (coding-system . (iso-latin-2))
 120              (documentation . ("\
 121 These languages are supported with the Latin-2 (ISO-8859-2) character set:
 122  Albanian, Czech, English, German, Hungarian, Polish, Romanian,
 123  Serbo-Croatian or Croatian, Slovak, Slovene, and Swedish.
 124 " . describe-european-environment-map))
 125              ))
 126 \f
 127 ;; Latin-3 (ISO-8859-3)
 128
 129 (make-coding-system
 130  'iso-latin-3 2 ?3
 131  "ISO 2022 based 8-bit encoding (MIME:ISO-8859-3)"
 132  '((ascii t) (latin-iso8859-3 t) nil nil
 133    nil ascii-eol ascii-cntl nil nil nil nil))
 134
 135 (define-coding-system-alias 'iso-latin-3 'iso-8859-3)
 136
 137 (defun setup-latin3-environment ()
 138   "Set up multilingual environment (MULE) for European Latin-3 users."
 139   (interactive)
 140   (setup-8-bit-environment 'latin-iso8859-3 'iso-latin-3
 141                            '("Latin-3" . "quail-latin-3")))
 142
 143 (set-language-info-alist
 144  "Latin-3" '((setup-function . (setup-latin3-environment
 145                                 . setup-european-environment-map))
 146              (charset . (ascii latin-iso8859-3))
 147              (coding-system . (iso-latin-3))
 148              (documentation . ("\
 149 These languages are supported with the Latin-3 (ISO-8859-3) character set:
 150  Afrikaans, Catalan, Dutch, English, Esperanto, French, Galician,
 151  German, Italian, Maltese, Spanish, and Turkish.
 152 " . describe-european-environment-map))
 153              ))
 154 \f
 155 ;; Latin-4 (ISO-8859-4)
 156
 157 (make-coding-system
 158  'iso-latin-4 2 ?4
 159  "ISO 2022 based 8-bit encoding (MIME:ISO-8859-4)"
 160  '((ascii t) (latin-iso8859-4 t) nil nil
 161    nil ascii-eol ascii-cntl nil nil nil nil))
 162
 163 (define-coding-system-alias 'iso-latin-4 'iso-8859-4)
 164
 165 (defun setup-latin4-environment ()
 166   "Set up multilingual environment (MULE) for European Latin-4 users."
 167   (interactive)
 168   (setup-8-bit-environment 'latin-iso8859-4 'iso-latin-4
 169                            '("Latin-4" . "quail-latin-4")))
 170
 171 (set-language-info-alist
 172  "Latin-4" '((setup-function . (setup-latin4-environment
 173                                 . setup-european-environment-map))
 174              (charset . (ascii latin-iso8859-4))
 175              (coding-system . (iso-8859-4))
 176              (documentation . ("\
 177 These languages are supported with the Latin-4 (ISO-8859-4) character set:
 178  Danish, English, Estonian, Finnish, German, Greenlandic, Lappish,
 179  Latvian, Lithuanian, and Norwegian.
 180 " . describe-european-environment-map))
 181              ))
 182 \f
 183 ;; Latin-5 (ISO-8859-9)
 184
 185 (make-coding-system
 186  'iso-latin-5 2 ?9
 187  "ISO 2022 based 8-bit encoding (MIME:ISO-8859-9)"
 188  '((ascii t) (latin-iso8859-9 t) nil nil
 189    nil ascii-eol ascii-cntl nil nil nil nil))
 190
 191 (define-coding-system-alias 'iso-latin-5 'iso-8859-9)
 192
 193 (defun setup-latin5-environment ()
 194   "Set up multilingual environment (MULE) for European Latin-5 users."
 195   (interactive)
 196   (setup-8-bit-environment 'latin-iso8859-9 'iso-latin-5
 197                            '("Latin-5" . "quail-latin-5")))
 198
 199 (set-language-info-alist
 200  "Latin-5" '((setup-function . (setup-latin5-environment
 201                                 . setup-european-environment-map))
 202              (charset . (ascii latin-iso8859-9))
 203              (coding-system . (iso-latin-5))
 204              (documentation . ("\
 205 These languages are supported with the Latin-5 (ISO-8859-9) character set.
 206 " . describe-european-environment-map))
 207              ))
 208
 209 ;;; european.el ends here