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1 ;;; cyrillic.el --- Support for Cyrillic -*- coding: iso-2022-7bit; -*-
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2
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3 ;; Copyright (C) 1995,1999 Electrotechnical Laboratory, JAPAN.
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4 ;; Licensed to the Free Software Foundation.
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5 ;; Copyright (C) 1997 MORIOKA Tomohiko
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6
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7 ;; Keywords: multilingual, Cyrillic
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8
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9 ;; This file is part of XEmacs.
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10
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11 ;; XEmacs is free software; you can redistribute it and/or modify it
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12 ;; under the terms of the GNU General Public License as published by
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13 ;; the Free Software Foundation; either version 2, or (at your option)
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14 ;; any later version.
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15
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16 ;; XEmacs is distributed in the hope that it will be useful, but
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17 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
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18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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19 ;; General Public License for more details.
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20
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21 ;; You should have received a copy of the GNU General Public License
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22 ;; along with XEmacs; see the file COPYING. If not, write to the Free
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23 ;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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24 ;; 02111-1307, USA.
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25
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26 ;;; Commentary:
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27
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28 ;; The character set ISO8859-5 is supported. KOI-8 and ALTERNATIVNYJ
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29 ;; are converted to ISO8859-5 internally.
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30
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31 ;;; Code:
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32
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33 ;; For syntax of Cyrillic
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34 (modify-syntax-entry 'cyrillic-iso8859-5 "w")
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35 (modify-syntax-entry ?,L-(B ".")
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36 (modify-syntax-entry ?,Lp(B ".")
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37 (modify-syntax-entry ?,L}(B ".")
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38
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39 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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40 ;;; CYRILLIC
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41 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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42
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43 ;; ISO-8859-5 staff
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44
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45 ;; (make-coding-system
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46 ;; 'cyrillic-iso-8bit 2 ?5
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47 ;; "ISO 2022 based 8-bit encoding for Cyrillic script (MIME:ISO-8859-5)"
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48 ;; '(ascii cyrillic-iso8859-5 nil nil
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49 ;; nil nil nil nil nil nil nil)
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50 ;; '((safe-charsets ascii cyrillic-iso8859-5)
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51 ;; (mime-charset . iso-8859-5)))
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52
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53 ;; (define-coding-system-alias 'iso-8859-5 'cyrillic-iso-8bit)
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54
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55 (make-coding-system
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56 'iso-8859-5 'iso2022
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57 "MIME ISO-8859-5"
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58 '(charset-g0 ascii
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59 charset-g1 cyrillic-iso8859-5
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60 charset-g2 t
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61 charset-g3 t
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62 mnemonic "ISO8/Cyr"
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63 ))
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64
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65 (set-language-info-alist
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66 "Cyrillic-ISO" '((charset cyrillic-iso8859-5)
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67 (tutorial . "TUTORIAL.ru")
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68 (coding-system iso-8859-5)
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69 (coding-priority iso-8859-5)
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70 (input-method . "cyrillic-yawerty")
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71 (features cyril-util)
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72 (sample-text . "Russian (,L@caaZXY(B) ,L7T`PRabRcYbU(B!")
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73 (documentation . "Support for Cyrillic ISO-8859-5."))
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74 '("Cyrillic"))
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75
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76 ;; KOI-8 staff
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77
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78 (eval-and-compile
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79
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80 (defvar cyrillic-koi8-r-decode-table
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81 [
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82 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
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83 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
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84 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47
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85 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63
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86 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79
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87 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95
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88 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111
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89 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127
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90 ?$B(!(B ?$B("(B ?$B(#(B ?$B($(B ?$B(&(B ?$B(%(B ?$B('(B ?$B()(B ?$B(((B ?$B(*(B ?$B(+(B 32 ?$(G#'(B ?$(G#+(B ?$(G#/(B 32
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91 32 ?$(C"F(B 32 32 ?$B"#(B 32 ?$B"e(B ?$A!V(B ?$A!\(B ?$A!](B ?,L (B 32 ?,A0(B ?,A2(B ?,A7(B ?,Aw(B
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92 ?$(G#D(B 32 32 ?,Lq(B 32 32 32 32 32 32 32 32 32 32 32 ?$(G#E(B
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93 32 32 ?$(G#G(B ?,L!(B 32 32 32 32 32 32 32 32 ?$(G#F(B 32 32 ?,A)(B
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94 ?,Ln(B ?,LP(B ?,LQ(B ?,Lf(B ?,LT(B ?,LU(B ?,Ld(B ?,LS(B ?,Le(B ?,LX(B ?,LY(B ?,LZ(B ?,L[(B ?,L\(B ?,L](B ?,L^(B
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95 ?,L_(B ?,Lo(B ?,L`(B ?,La(B ?,Lb(B ?,Lc(B ?,LV(B ?,LR(B ?,Ll(B ?,Lk(B ?,LW(B ?,Lh(B ?,Lm(B ?,Li(B ?,Lg(B ?,Lj(B
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96 ?,LN(B ?,L0(B ?,L1(B ?,LF(B ?,L4(B ?,L5(B ?,LD(B ?,L3(B ?,LE(B ?,L8(B ?,L9(B ?,L:(B ?,L;(B ?,L<(B ?,L=(B ?,L>(B
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97 ?,L?(B ?,LO(B ?,L@(B ?,LA(B ?,LB(B ?,LC(B ?,L6(B ?,L2(B ?,LL(B ?,LK(B ?,L7(B ?,LH(B ?,LM(B ?,LI(B ?,LG(B ?,LJ(B ]
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98 "Cyrillic KOI8-R decoding table.")
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99
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100 (defvar cyrillic-koi8-r-encode-table
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101 (let ((table (make-vector 256 32))
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102 (i 0))
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103 (while (< i 256)
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104 (let* ((ch (aref cyrillic-koi8-r-decode-table i))
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105 (split (split-char ch)))
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106 (cond ((eq (car split) 'cyrillic-iso8859-5)
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107 (aset table (logior (nth 1 split) 128) i)
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108 )
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109 ((eq ch 32))
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110 ((eq (car split) 'ascii)
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111 (aset table ch i)
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112 )))
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113 (setq i (1+ i)))
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114 table)
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115 "Cyrillic KOI8-R encoding table.")
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116
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117 )
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118
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119 (define-ccl-program ccl-decode-koi8
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120 `(3
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121 ((read r0)
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122 (loop
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123 (write-read-repeat r0 ,cyrillic-koi8-r-decode-table))))
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124 "CCL program to decode KOI8.")
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125
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126 (define-ccl-program ccl-encode-koi8
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127 `(1
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128 ((read r0)
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129 (loop
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130 (if (r0 != ,(charset-id 'cyrillic-iso8859-5))
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131 (write-read-repeat r0)
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132 ((read r0)
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133 (write-read-repeat r0 , cyrillic-koi8-r-encode-table))))))
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134 "CCL program to encode KOI8.")
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135
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136 ;; (make-coding-system
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137 ;; 'cyrillic-koi8 4
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138 ;; ;; We used to use ?K. It is true that ?K is more strictly correct,
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139 ;; ;; but it is also used for Korean.
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140 ;; ;; So people who use koi8 for languages other than Russian
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141 ;; ;; will have to forgive us.
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142 ;; ?R "KOI8 8-bit encoding for Cyrillic (MIME: KOI8-R)"
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143 ;; '(ccl-decode-koi8 . ccl-encode-koi8)
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144 ;; '((safe-charsets ascii cyrillic-iso8859-5)
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145 ;; (mime-charset . koi8-r)
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146 ;; (valid-codes (0 . 127) 163 179 (192 . 255))
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147 ;; (charset-origin-alist (cyrillic-iso8859-5 "KOI8-R"
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148 ;; cyrillic-encode-koi8-r-char))))
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149
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150 ;; (define-coding-system-alias 'koi8-r 'cyrillic-koi8)
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151 ;; (define-coding-system-alias 'koi8 'cyrillic-koi8)
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152
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153 (make-coding-system
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154 'koi8-r 'ccl
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155 "Coding-system used for KOI8-R."
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156 `(decode ,ccl-decode-koi8
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157 encode ,ccl-encode-koi8
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158 mnemonic "KOI8"))
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159
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160 ;; it is not correct, but XEmacs doesn't have `ccl' category...
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161 (coding-system-put 'koi8-r 'category 'iso-8-1)
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162
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163 ;; (define-ccl-program ccl-encode-koi8-font
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164 ;; `(0
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165 ;; ((r1 |= 128)
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166 ;; (r1 = r1 ,cyrillic-koi8-r-encode-table)))
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167 ;; "CCL program to encode Cyrillic chars to KOI font.")
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168
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169 ;; (setq font-ccl-encoder-alist
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170 ;; (cons (cons "koi8" ccl-encode-koi8-font) font-ccl-encoder-alist))
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171
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172 ;; (defvar cyrillic-koi8-r-nonascii-translation-table
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173 ;; (make-translation-table-from-vector cyrillic-koi8-r-decode-table)
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174 ;; "Value of `nonascii-translation-table' in Cyrillic-KOI8 language environment..")
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175
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176 (set-language-info-alist
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177 "Cyrillic-KOI8" '((charset cyrillic-iso8859-5)
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178 (coding-system koi8-r)
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179 (coding-priority koi8-r)
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180 (input-method . "cyrillic-yawerty")
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181 (features cyril-util)
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182 (tutorial . "TUTORIAL.ru")
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183 (sample-text . "Russian (,L@caaZXY(B) ,L7T`PRabRcYbU(B!")
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184 (documentation . "Support for Cyrillic KOI8-R."))
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185 '("Cyrillic"))
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186
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187 ;;; ALTERNATIVNYJ staff
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188
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189 (eval-and-compile
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190
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191 (defvar cyrillic-alternativnyj-decode-table
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192 [
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193 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
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194 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
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195 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47
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196 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63
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197 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79
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198 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95
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199 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111
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200 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127
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201 ?,L0(B ?,L1(B ?,L2(B ?,L3(B ?,L4(B ?,L5(B ?,L6(B ?,L7(B ?,L8(B ?,L9(B ?,L:(B ?,L;(B ?,L<(B ?,L=(B ?,L>(B ?,L?(B
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202 ?,L@(B ?,LA(B ?,LB(B ?,LC(B ?,LD(B ?,LE(B ?,LF(B ?,LG(B ?,LH(B ?,LI(B ?,LJ(B ?,LK(B ?,LL(B ?,LM(B ?,LN(B ?,LO(B
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203 ?,LP(B ?,LQ(B ?,LR(B ?,LS(B ?,LT(B ?,LU(B ?,LV(B ?,LW(B ?,LX(B ?,LY(B ?,LZ(B ?,L[(B ?,L\(B ?,L](B ?,L^(B ?,L_(B
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204 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32
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205 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32
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206 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32
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207 ?,L`(B ?,La(B ?,Lb(B ?,Lc(B ?,Ld(B ?,Le(B ?,Lf(B ?,Lg(B ?,Lh(B ?,Li(B ?,Lj(B ?,Lk(B ?,Ll(B ?,Lm(B ?,Ln(B ?,Lo(B
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208 ?,L!(B ?,Lq(B 32 32 32 32 32 32 32 32 32 32 32 32 32 ?,Lp(B]
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209 "Cyrillic ALTERNATIVNYJ decoding table.")
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210
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211 (defvar cyrillic-alternativnyj-encode-table
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212 (let ((table (make-vector 256 32))
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213 (i 0))
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214 (while (< i 256)
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215 (let* ((ch (aref cyrillic-alternativnyj-decode-table i))
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216 (split (split-char ch)))
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217 (if (eq (car split) 'cyrillic-iso8859-5)
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218 (aset table (logior (nth 1 split) 128) i)
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219 (if (/= ch 32)
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220 (aset table ch i))))
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221 (setq i (1+ i)))
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222 table)
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223 "Cyrillic ALTERNATIVNYJ encoding table.")
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224
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225 )
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226
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227
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228 (define-ccl-program ccl-decode-alternativnyj
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229 `(3
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230 ((read r0)
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231 (loop
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232 (write-read-repeat r0 ,cyrillic-alternativnyj-decode-table))))
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233 "CCL program to decode Alternativnyj.")
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234
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235 (define-ccl-program ccl-encode-alternativnyj
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236 `(1
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237 ((read r0)
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238 (loop
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239 (if (r0 != ,(charset-id 'cyrillic-iso8859-5))
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240 (write-read-repeat r0)
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241 ((read r0)
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242 (write-read-repeat r0 ,cyrillic-alternativnyj-encode-table))))))
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243 "CCL program to encode Alternativnyj.")
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244
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245 ;; (make-coding-system
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246 ;; 'cyrillic-alternativnyj 4 ?A
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247 ;; "ALTERNATIVNYJ 8-bit encoding for Cyrillic"
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248 ;; '(ccl-decode-alternativnyj . ccl-encode-alternativnyj)
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249 ;; '((safe-charsets ascii cyrillic-iso8859-5)
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250 ;; (valid-codes (0 . 175) (224 . 241) 255)
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251 ;; (charset-origin-alist (cyrillic-iso8859-5 "ALTERNATIVNYJ"
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252 ;; cyrillic-encode-koi8-r-char))))
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253
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254
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255 ;; (define-coding-system-alias 'alternativnyj 'cyrillic-alternativnyj)
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256
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257 (make-coding-system
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258 'alternativnyj 'ccl
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259 "Coding-system used for Alternativnyj"
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260 `(decode ,ccl-decode-alternativnyj
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261 encode ,ccl-encode-alternativnyj
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262 mnemonic "Cy.Alt"))
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263
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264 ;; it is not correct, but XEmacs doesn't have `ccl' category...
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265 (coding-system-put 'alternativnyj 'category 'iso-8-1)
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266
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267 ;; (define-ccl-program ccl-encode-alternativnyj-font
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268 ;; '(0
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269 ;; ((r1 |= 128)
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270 ;; (r1 = r1 ,cyrillic-alternativnyj-encode-table)))
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271 ;; "CCL program to encode Cyrillic chars to Alternativnyj font.")
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272
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273 ;; (setq font-ccl-encoder-alist
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274 ;; (cons (cons "alternativnyj" ccl-encode-alternativnyj-font)
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275 ;; font-ccl-encoder-alist))
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276
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277 ;; (defvar cyrillic-alternativnyj-nonascii-translation-table
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278 ;; (make-translation-table-from-vector cyrillic-alternativnyj-decode-table)
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279 ;; "Value of `nonascii-translation-table' in Cyrillic-ALT language environment.")
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280
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281 (set-language-info-alist
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282 "Cyrillic-ALT" '((charset cyrillic-iso8859-5)
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283 (coding-system alternativnyj)
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284 (coding-priority alternativnyj)
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285 (input-method . "cyrillic-yawerty")
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286 (features cyril-util)
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287 (tutorial . "TUTORIAL.ru")
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288 (sample-text . "Russian (,L@caaZXY(B) ,L7T`PRabRcYbU(B!")
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289 (documentation . "Support for Cyrillic ALTERNATIVNYJ."))
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290 '("Cyrillic"))
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291
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292 ;;; cyrillic.el ends here
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