nsz Git - musl/blob - src/ctype/iswpunct.c

   1 #include <wctype.h>
   2 #include <inttypes.h>
   3
   4 /* The below data is derived from classes (P.|Sm) plus Pattern_Syntax */
   5
   6 #define R(a,b) { (b), (b)-(a) }
   7
   8 static const struct range {
   9         uint32_t base:20;
  10         uint32_t len:12;
  11 } ranges[] = {
  12 R(0x21, 0x2f),
  13 R(0x3a, 0x40),
  14 R(0x5b, 0x60),
  15 R(0x7b, 0x7e),
  16 R(0xa1, 0xa7),
  17 R(0xa9, 0xa9),
  18 R(0xab, 0xac),
  19 R(0xae, 0xae),
  20 R(0xb0, 0xb1),
  21 R(0xb6, 0xb7),
  22 R(0xbb, 0xbb),
  23 R(0xbf, 0xbf),
  24 R(0xd7, 0xd7),
  25 R(0xf7, 0xf7),
  26 R(0x37e, 0x37e),
  27 R(0x387, 0x387),
  28 R(0x3f6, 0x3f6),
  29 R(0x55a, 0x55f),
  30 R(0x589, 0x58a),
  31 R(0x5be, 0x5be),
  32 R(0x5c0, 0x5c0),
  33 R(0x5c3, 0x5c3),
  34 R(0x5c6, 0x5c6),
  35 R(0x5f3, 0x5f4),
  36 R(0x606, 0x60a),
  37 R(0x60c, 0x60d),
  38 R(0x61b, 0x61b),
  39 R(0x61e, 0x61f),
  40 R(0x66a, 0x66d),
  41 R(0x6d4, 0x6d4),
  42 R(0x700, 0x70d),
  43 R(0x7f7, 0x7f9),
  44 R(0x964, 0x965),
  45 R(0x970, 0x970),
  46 R(0xdf4, 0xdf4),
  47 R(0xe4f, 0xe4f),
  48 R(0xe5a, 0xe5b),
  49 R(0xf04, 0xf12),
  50 R(0xf3a, 0xf3d),
  51 R(0xf85, 0xf85),
  52 R(0xfd0, 0xfd4),
  53 R(0x104a, 0x104f),
  54 R(0x10fb, 0x10fb),
  55 R(0x1361, 0x1368),
  56 R(0x166d, 0x166e),
  57 R(0x1680, 0x1680),
  58 R(0x169b, 0x169c),
  59 R(0x16eb, 0x16ed),
  60 R(0x1735, 0x1736),
  61 R(0x17d4, 0x17d6),
  62 R(0x17d8, 0x17da),
  63 R(0x1800, 0x180a),
  64 R(0x180e, 0x180e),
  65 R(0x1944, 0x1945),
  66 R(0x19de, 0x19df),
  67 R(0x1a1e, 0x1a1f),
  68 R(0x1b5a, 0x1b60),
  69 R(0x1c3b, 0x1c3f),
  70 R(0x1c7e, 0x1c7f),
  71 R(0x2010, 0x2027),
  72 R(0x2030, 0x205e),
  73 R(0x207a, 0x207e),
  74 R(0x208a, 0x208e),
  75 R(0x2140, 0x2144),
  76 R(0x214b, 0x214b),
  77 R(0x2190, 0x245f),
  78 R(0x2500, 0x2775),
  79 R(0x2794, 0x2bff),
  80 R(0x2cf9, 0x2cfc),
  81 R(0x2cfe, 0x2cff),
  82 R(0x2e00, 0x2e7f),
  83 R(0x3001, 0x3003),
  84 R(0x3008, 0x3020),
  85 R(0x3030, 0x3030),
  86 R(0x303d, 0x303d),
  87 R(0x30a0, 0x30a0),
  88 R(0x30fb, 0x30fb),
  89 R(0xa60d, 0xa60f),
  90 R(0xa874, 0xa877),
  91 R(0xa8ce, 0xa8cf),
  92 R(0xa92e, 0xa92f),
  93 R(0xa95f, 0xa95f),
  94 R(0xfb29, 0xfb29),
  95 R(0xfd3e, 0xfd3f),
  96 R(0xfe10, 0xfe19),
  97 R(0xfe30, 0xfe52),
  98 R(0xfe54, 0xfe66),
  99 R(0xfe68, 0xfe68),
 100 R(0xfe6a, 0xfe6b),
 101 R(0xff01, 0xff03),
 102 R(0xff05, 0xff0f),
 103 R(0xff1a, 0xff20),
 104 R(0xff3b, 0xff3d),
 105 R(0xff3f, 0xff3f),
 106 R(0xff5b, 0xff65),
 107 R(0xffe2, 0xffe2),
 108 R(0xffe9, 0xffec),
 109 R(0x10100, 0x10101),
 110 R(0x1039f, 0x1039f),
 111 R(0x103d0, 0x103d0),
 112 R(0x1091f, 0x1091f),
 113 R(0x1093f, 0x1093f),
 114 R(0x10a50, 0x10a58),
 115 R(0x12470, 0x12473),
 116 R(0x1d6c1, 0x1d6c1),
 117 R(0x1d6db, 0x1d6db),
 118 R(0x1d6fb, 0x1d6fb),
 119 R(0x1d715, 0x1d715),
 120 R(0x1d735, 0x1d735),
 121 R(0x1d74f, 0x1d74f),
 122 R(0x1d76f, 0x1d76f),
 123 R(0x1d789, 0x1d789),
 124 R(0x1d7a9, 0x1d7a9),
 125 R(0x1d7c3, 0x1d7c3),
 126 };
 127
 128 int iswpunct(wint_t wc)
 129 {
 130         unsigned c = wc;
 131         int a = 0;
 132         int n = sizeof ranges / sizeof ranges[0];
 133         do {
 134                 n >>= 1;
 135                 a += n+1 & (signed)(ranges[a+n].base-c)>>31;
 136         } while (n);
 137         return ranges[a].base-c <= ranges[a].len;
 138 }