1: /*
   2:  * Initialization for arrays used to classify characters.
   3:  */
   4: 
   5: #include "char.h"
   6: 
   7: /*
   8:  * chrtype - classifies each ASCII character as space (_S),
   9:  * upper-case letter (_U), lower-case letter (_L), or
  10:  * digit (_N), or other alphabetic (_A, e.g. "_").
  11:  */
  12: 
  13: char chrtype[] = {
  14:   0,    0,  0,  0,  0,  0,  0,  0,  /* NUL-BEL */
  15:   0,    _S, _S, _S, _S, _S, 0,  0,  /* BS -SI */
  16:   0,    0,  0,  0,  0,  0,  0,  0,  /* DLE-ETB */
  17:   0,    0,  0,  0,  0,  0,  0,  0,  /* CAN-US */
  18:   _S,   0,  0,  0,  0,  0,  0,  0,  /* !"#$%&' */
  19:   0,    0,  0,  0,  0,  0,  0,  0,  /* ()*+,-./ */
  20:   _N,   _N, _N, _N, _N, _N, _N, _N, /* 01234567 */
  21:   _N,   _N, 0,  0,  0,  0,  0,  0,  /* 89:;<=>? */
  22:   0,    _U, _U, _U, _U, _U, _U, _U, /* @ABCDEFG */
  23:   _U,   _U, _U, _U, _U, _U, _U, _U, /* HIJKLMNO */
  24:   _U,   _U, _U, _U, _U, _U, _U, _U, /* PQRSTUVW */
  25:   _U,   _U, _U, 0,  0,  0,  0,  _A, /* XYZ[\]^_ */
  26:   0,    _L, _L, _L, _L, _L, _L, _L, /* `abcdefg */
  27:   _L,   _L, _L, _L, _L, _L, _L, _L, /* hijklmno */
  28:   _L,   _L, _L, _L, _L, _L, _L, _L, /* pqrstuvw */
  29:   _L,   _L, _L, 0,  0,  0,  0,  0   /* xyz{|}~ */
  30:   };
  31: 
  32: /*
  33:  * ctran - translation table for all input except in string literals.
  34:  */
  35: 
  36: char ctran[] = {
  37:   000,  001,    002,    003,    004,    005,    006,    007,    /* NUL-BEL */
  38:   010,  011,    012,    013,    014,    015,    016,    017,    /* BS -SI */
  39:   020,  021,    022,    023,    024,    025,    026,    027,    /* DLE-ETB */
  40:   030,  031,    032,    033,    034,    035,    036,    037,    /* CAN-US */
  41:   ' ',  '!',    '"',    '#',    '$',    '%',    '&',    '\'',   /* !"#$%&' */
  42:   '(',  ')',    '*',    '+',    ',',    '-',    '.',    '/',    /* ()*+,-./ */
  43:   '0',  '1',    '2',    '3',    '4',    '5',    '6',    '7',    /* 01234567 */
  44:   '8',  '9',    ':',    ';',    '<',    '=',    '>',    '?',    /* 89:;<=>? */
  45:   '@',  'A',    'B',    'C',    'D',    'E',    'F',    'G',    /* @ABCDEFG */
  46:   'H',  'I',    'J',    'K',    'L',    'M',    'N',    'O',    /* HIJKLMNO */
  47:   'P',  'Q',    'R',    'S',    'T',    'U',    'V',    'W',    /* PQRSTUVW */
  48:   'X',  'Y',    'Z',    '[',    '\\',   ']',    '^',    '_',    /* XYZ[\]^_ */
  49:   '`',  'a',    'b',    'c',    'd',    'e',    'f',    'g',    /* `abcdefg */
  50:   'h',  'i',    'j',    'k',    'l',    'm',    'n',    'o',    /* hijklmno */
  51:   'p',  'q',    'r',    's',    't',    'u',    'v',    'w',    /* pqrstuvw */
  52:   'x',  'y',    'z',    '{',    '|',    '}',    '~',    0177,   /* xyz{|}~ */
  53:   };
  54: 
  55: /*
  56:  * esctab - translates single-character escapes in string literals.
  57:  */
  58: 
  59: char esctab[] = {
  60:   000,  001,    002,    003,    004,    005,    006,    007,    /* NUL-BEL */
  61:   010,  011,    012,    013,    014,    015,    016,    017,    /* BS -SI */
  62:   020,  021,    022,    023,    024,    025,    026,    027,    /* DLE-ETB */
  63:   030,  031,    032,    033,    034,    035,    036,    037,    /* CAN-US */
  64:   ' ',  '!',    '"',    '#',    '$',    '%',    '&',    '\'',   /* !"#$%&' */
  65:   '(',  ')',    '*',    '+',    ',',    '-',    '.',    '/',    /* ()*+,-./ */
  66:   000,  001,    002,    003,    004,    005,    006,    007,    /* 01234567 */
  67:   010,  011,    ':',    ';',    '<',    '=',    '>',    '?',    /* 89:;<=>? */
  68:   '@',  'A',    '\b',   'C',    0177,   033,    014,    'G',    /* @ABCDEFG */
  69:   'H',  'I',    'J',    'K',    '\n',   'M',    '\n',   'O',    /* HIJKLMNO */
  70:   'P',  'Q',    '\r',   'S',    '\t',   'U',    013,    'W',    /* PQRSTUVW */
  71:   'X',  'Y',    'Z',    '[',    '\\',   ']',    '^',    '_',    /* XYZ[\]^_ */
  72:   '`',  'a',    '\b',   'c',    0177,   033,    014,    'g',    /* `abcdefg */
  73:   'h',  'i',    'j',    'k',    '\n',   'm',    '\n',   'o',    /* hijklmno */
  74:   'p',  'q',    '\r',   's',    '\t',   'u',    013,    'w',    /* pqrstuvw */
  75:   'x',  'y',    'z',    '{',    '|',    '}',    '~',    0177,   /* xyz{|}~ */
  76:   };

Defined variables

chrtype defined in line 13; used 7 times
ctran defined in line 36; used 7 times
esctab defined in line 59; used 1 times
Last modified: 1984-11-29
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