lib/diacrit.c

   1 /* Diacritics processing for a few character codes.
   2    Copyright (C) 1990, 1991, 1992, 1993 Free Software Foundation, Inc.
   3    François Pinard <pinard@iro.umontreal.ca>, 1988.
   4
   5    All this file is a temporary hack, waiting for locales in GNU.
   6 */
   7
   8 #ifdef HAVE_CONFIG_H
   9 # include <config.h>
  10 #endif
  11
  12 #include "diacrit.h"
  13
  14 /* ISO 8859-1 Latin-1 code is used as the underlying character set.  If
  15    MSDOS is defined, IBM-PC's character set code is used instead.  */
  16
  17 /*--------------------------------------------------------------------.
  18 | For each alphabetic character, returns what it would be without its |
  19 | possible diacritic symbol.                                          |
  20 `--------------------------------------------------------------------*/
  21
  22 const char diacrit_base[256] =
  23 {
  24   0,      0,      0,      0,      0,      0,      0,      0,
  25   0,      0,      0,      0,      0,      0,      0,      0,
  26   0,      0,      0,      0,      0,      0,      0,      0,
  27   0,      0,      0,      0,      0,      0,      0,      0,
  28   0,      0,      0,      0,      0,      0,      0,      0,
  29   0,      0,      0,      0,      0,      0,      0,      0,
  30   0,      0,      0,      0,      0,      0,      0,      0,
  31   0,      0,      0,      0,      0,      0,      0,      0,
  32   0,      'A',    'B',    'C',    'D',    'E',    'F',    'G',
  33   'H',    'I',    'J',    'K',    'L',    'M',    'N',    'O',
  34   'P',    'Q',    'R',    'S',    'T',    'U',    'V',    'W',
  35   'X',    'Y',    'Z',    0,      0,      0,      0,      0,
  36   0,      'a',    'b',    'c',    'd',    'e',    'f',    'g',
  37   'h',    'i',    'j',    'k',    'l',    'm',    'n',    'o',
  38   'p',    'q',    'r',    's',    't',    'u',    'v',    'w',
  39   'x',    'y',    'z',    0,      0,      0,      0,      0,
  40
  41 #ifdef MSDOS
  42
  43   'C',    'u',    'e',    'a',    'a',    'a',    'a',    'c',
  44   'e',    'e',    'e',    'i',    'i',    'i',    'A',    'A',
  45   'E',    'e',    'E',    'o',    'o',    'o',    'u',    'u',
  46   'y',    'O',    'U',    0,      0,      0,      0,      0,
  47   'a',    'i',    'o',    'u',    'n',    'N',    0,      0,
  48   0,      0,      0,      0,      0,      0,      0,      0,
  49   0,      0,      0,      0,      0,      0,      0,      0,
  50   0,      0,      0,      0,      0,      0,      0,      0,
  51   0,      0,      0,      0,      0,      0,      0,      0,
  52   0,      0,      0,      0,      0,      0,      0,      0,
  53   0,      0,      0,      0,      0,      0,      0,      0,
  54   0,      0,      0,      0,      0,      0,      0,      0,
  55   0,      0,      0,      0,      0,      0,      0,      0,
  56   0,      0,      0,      0,      0,      0,      0,      0,
  57   0,      0,      0,      0,      0,      0,      0,      0,
  58   0,      0,      0,      0,      0,      0,      0,      0,
  59
  60 #else /* not MSDOS */
  61
  62   0,      0,      0,      0,      0,      0,      0,      0,
  63   0,      0,      0,      0,      0,      0,      0,      0,
  64   0,      0,      0,      0,      0,      0,      0,      0,
  65   0,      0,      0,      0,      0,      0,      0,      0,
  66   0,      0,      0,      0,      0,      0,      0,      0,
  67   0,      0,      0,      0,      0,      0,      0,      0,
  68   0,      0,      0,      0,      0,      0,      0,      0,
  69   0,      0,      0,      0,      0,      0,      0,      0,
  70   'A',    'A',    'A',    'A',    'A',    'A',    'A',    'C',
  71   'E',    'E',    'E',    'E',    'I',    'I',    'I',    'I',
  72   0,      'N',    'O',    'O',    'O',    'O',    'O',    0,
  73   'O',    'U',    'U',    'U',    'U',    'Y',    0,      0,
  74   'a',    'a',    'a',    'a',    'a',    'a',    'a',    'c',
  75   'e',    'e',    'e',    'e',    'i',    'i',    'i',    'i',
  76   0,      'n',    'o',    'o',    'o',    'o',    'o',    0,
  77   'o',    'u',    'u',    'u',    'u',    'y',    0,      'y',
  78
  79 #endif /* not MSDOS */
  80 };
  81
  82 /*------------------------------------------------------------------------.
  83 | For each alphabetic character, returns a code of what its diacritic is, |
  84 | according to the following codes: 1 (eE) over aA for latin diphtongs; 2 |
  85 | (') acute accent; 3 (`) grave accent; 4 (^) circumflex accent; 5 (")    |
  86 | umlaut or diaraesis; 6 (~) tilda; 7 (,) cedilla; 8 (o) covering degree  |
  87 | symbol; 9 (|) slashed character.                                        |
  88 `------------------------------------------------------------------------*/
  89
  90 const char diacrit_diac[256] =
  91 {
  92   0,      0,      0,      0,      0,      0,      0,      0,
  93   0,      0,      0,      0,      0,      0,      0,      0,
  94   0,      0,      0,      0,      0,      0,      0,      0,
  95   0,      0,      0,      0,      0,      0,      0,      0,
  96   0,      0,      0,      0,      0,      0,      0,      0,
  97   0,      0,      0,      0,      0,      0,      0,      0,
  98   0,      0,      0,      0,      0,      0,      0,      0,
  99   0,      0,      0,      0,      0,      0,      0,      0,
 100   0,      0,      0,      0,      0,      0,      0,      0,
 101   0,      0,      0,      0,      0,      0,      0,      0,
 102   0,      0,      0,      0,      0,      0,      0,      0,
 103   0,      0,      0,      0,      0,      0,      4,      0,
 104   3,      0,      0,      0,      0,      0,      0,      0,
 105   0,      0,      0,      0,      0,      0,      0,      0,
 106   0,      0,      0,      0,      0,      0,      0,      0,
 107   0,      0,      0,      0,      0,      0,      6,      0,
 108
 109 #ifdef MSDOS
 110
 111   7,      5,      2,      4,      5,      3,      8,      7,
 112   4,      5,      3,      5,      4,      3,      5,      8,
 113   2,      1,      1,      4,      5,      3,      4,      3,
 114   5,      5,      5,      0,      0,      0,      0,      0,
 115   2,      2,      2,      2,      6,      6,      0,      0,
 116   0,      0,      0,      0,      0,      0,      0,      0,
 117   0,      0,      0,      0,      0,      0,      0,      0,
 118   0,      0,      0,      0,      0,      0,      0,      0,
 119   0,      0,      0,      0,      0,      0,      0,      0,
 120   0,      0,      0,      0,      0,      0,      0,      0,
 121   0,      0,      0,      0,      0,      0,      0,      0,
 122   0,      0,      0,      0,      0,      0,      0,      0,
 123   0,      0,      0,      0,      0,      0,      0,      0,
 124   0,      0,      0,      0,      0,      0,      0,      0,
 125   0,      0,      0,      0,      0,      0,      0,      0,
 126   0,      0,      0,      0,      0,      0,      0,      0,
 127
 128 #else /* not MSDOS */
 129
 130   0,      0,      0,      0,      0,      0,      0,      0,
 131   0,      0,      0,      0,      0,      0,      0,      0,
 132   0,      0,      0,      0,      0,      0,      0,      0,
 133   0,      0,      0,      0,      0,      0,      0,      0,
 134   0,      0,      0,      0,      0,      0,      0,      0,
 135   0,      0,      0,      0,      0,      0,      0,      0,
 136   0,      0,      0,      0,      0,      0,      0,      0,
 137   0,      0,      0,      0,      0,      0,      0,      0,
 138   3,      2,      4,      6,      5,      8,      1,      7,
 139   3,      2,      4,      5,      3,      2,      4,      5,
 140   0,      6,      3,      2,      4,      6,      5,      0,
 141   9,      3,      2,      4,      5,      2,      0,      0,
 142   3,      2,      4,      6,      5,      8,      1,      7,
 143   3,      2,      4,      5,      3,      2,      4,      5,
 144   0,      6,      3,      2,      4,      6,      5,      0,
 145   9,      3,      2,      4,      5,      2,      0,      0,
 146
 147 #endif /* not MSDOS */
 148 };