Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 1 | /* |
| 2 | Unicode character type helpers. |
| 3 | |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 4 | Written by Marc-Andre Lemburg (mal@lemburg.com). |
| 5 | Modified for Python 2.0 by Fredrik Lundh (fredrik@pythonware.com) |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 6 | |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 7 | Copyright (c) Corporation for National Research Initiatives. |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 8 | |
| 9 | */ |
| 10 | |
| 11 | #include "Python.h" |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 12 | #include "unicodeobject.h" |
| 13 | |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 14 | #define ALPHA_MASK 0x01 |
| 15 | #define DECIMAL_MASK 0x02 |
| 16 | #define DIGIT_MASK 0x04 |
| 17 | #define LOWER_MASK 0x08 |
| 18 | #define LINEBREAK_MASK 0x10 |
| 19 | #define SPACE_MASK 0x20 |
| 20 | #define TITLE_MASK 0x40 |
| 21 | #define UPPER_MASK 0x80 |
Jack Jansen | 56cdce3 | 2000-07-06 13:57:38 +0000 | [diff] [blame] | 22 | |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 23 | typedef struct { |
| 24 | const unsigned short flags; |
| 25 | const Py_UNICODE upper; |
| 26 | const Py_UNICODE lower; |
| 27 | const Py_UNICODE title; |
| 28 | const unsigned char decimal; |
| 29 | const unsigned char digit; |
| 30 | } _PyUnicode_TypeRecord; |
| 31 | |
| 32 | #include "unicodetype_db.h" |
| 33 | |
| 34 | static const _PyUnicode_TypeRecord * |
Fredrik Lundh | ee13dba | 2001-06-26 20:36:12 +0000 | [diff] [blame] | 35 | gettyperecord(Py_UNICODE code) |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 36 | { |
| 37 | int index; |
| 38 | |
Martin v. Löwis | 9def6a3 | 2002-10-18 16:11:54 +0000 | [diff] [blame] | 39 | if (code >= 0x110000) |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 40 | index = 0; |
| 41 | else { |
| 42 | index = index1[(code>>SHIFT)]; |
| 43 | index = index2[(index<<SHIFT)+(code&((1<<SHIFT)-1))]; |
| 44 | } |
Fredrik Lundh | ee13dba | 2001-06-26 20:36:12 +0000 | [diff] [blame] | 45 | |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 46 | return &_PyUnicode_TypeRecords[index]; |
| 47 | } |
Jack Jansen | 56cdce3 | 2000-07-06 13:57:38 +0000 | [diff] [blame] | 48 | |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 49 | /* Returns 1 for Unicode characters having the category 'Zl' or type |
| 50 | 'B', 0 otherwise. */ |
| 51 | |
Fredrik Lundh | 72b0685 | 2001-06-27 22:08:26 +0000 | [diff] [blame] | 52 | int _PyUnicode_IsLinebreak(Py_UNICODE ch) |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 53 | { |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 54 | const _PyUnicode_TypeRecord *ctype = gettyperecord(ch); |
| 55 | |
| 56 | return (ctype->flags & LINEBREAK_MASK) != 0; |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 57 | } |
| 58 | |
| 59 | /* Returns the titlecase Unicode characters corresponding to ch or just |
| 60 | ch if no titlecase mapping is known. */ |
| 61 | |
Martin v. Löwis | ce9b5a5 | 2001-06-27 06:28:56 +0000 | [diff] [blame] | 62 | Py_UNICODE _PyUnicode_ToTitlecase(register Py_UNICODE ch) |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 63 | { |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 64 | const _PyUnicode_TypeRecord *ctype = gettyperecord(ch); |
Martin v. Löwis | edf368c | 2002-10-18 16:40:36 +0000 | [diff] [blame] | 65 | int delta; |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 66 | |
| 67 | if (ctype->title) |
Martin v. Löwis | edf368c | 2002-10-18 16:40:36 +0000 | [diff] [blame] | 68 | delta = ctype->title; |
Martin v. Löwis | ce9b5a5 | 2001-06-27 06:28:56 +0000 | [diff] [blame] | 69 | else |
Martin v. Löwis | edf368c | 2002-10-18 16:40:36 +0000 | [diff] [blame] | 70 | delta = ctype->upper; |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 71 | |
Martin v. Löwis | edf368c | 2002-10-18 16:40:36 +0000 | [diff] [blame] | 72 | if (delta >= 32768) |
| 73 | delta -= 65536; |
| 74 | |
| 75 | return ch + delta; |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 76 | } |
| 77 | |
| 78 | /* Returns 1 for Unicode characters having the category 'Lt', 0 |
| 79 | otherwise. */ |
| 80 | |
Fredrik Lundh | 72b0685 | 2001-06-27 22:08:26 +0000 | [diff] [blame] | 81 | int _PyUnicode_IsTitlecase(Py_UNICODE ch) |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 82 | { |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 83 | const _PyUnicode_TypeRecord *ctype = gettyperecord(ch); |
| 84 | |
| 85 | return (ctype->flags & TITLE_MASK) != 0; |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 86 | } |
| 87 | |
| 88 | /* Returns the integer decimal (0-9) for Unicode characters having |
| 89 | this property, -1 otherwise. */ |
| 90 | |
Fredrik Lundh | 72b0685 | 2001-06-27 22:08:26 +0000 | [diff] [blame] | 91 | int _PyUnicode_ToDecimalDigit(Py_UNICODE ch) |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 92 | { |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 93 | const _PyUnicode_TypeRecord *ctype = gettyperecord(ch); |
| 94 | |
| 95 | return (ctype->flags & DECIMAL_MASK) ? ctype->decimal : -1; |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 96 | } |
| 97 | |
Fredrik Lundh | 72b0685 | 2001-06-27 22:08:26 +0000 | [diff] [blame] | 98 | int _PyUnicode_IsDecimalDigit(Py_UNICODE ch) |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 99 | { |
| 100 | if (_PyUnicode_ToDecimalDigit(ch) < 0) |
| 101 | return 0; |
| 102 | return 1; |
| 103 | } |
| 104 | |
| 105 | /* Returns the integer digit (0-9) for Unicode characters having |
| 106 | this property, -1 otherwise. */ |
| 107 | |
Fredrik Lundh | 72b0685 | 2001-06-27 22:08:26 +0000 | [diff] [blame] | 108 | int _PyUnicode_ToDigit(Py_UNICODE ch) |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 109 | { |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 110 | const _PyUnicode_TypeRecord *ctype = gettyperecord(ch); |
| 111 | |
| 112 | return (ctype->flags & DIGIT_MASK) ? ctype->digit : -1; |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 113 | } |
| 114 | |
Fredrik Lundh | 72b0685 | 2001-06-27 22:08:26 +0000 | [diff] [blame] | 115 | int _PyUnicode_IsDigit(Py_UNICODE ch) |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 116 | { |
| 117 | if (_PyUnicode_ToDigit(ch) < 0) |
| 118 | return 0; |
| 119 | return 1; |
| 120 | } |
| 121 | |
| 122 | /* Returns the numeric value as double for Unicode characters having |
| 123 | this property, -1.0 otherwise. */ |
| 124 | |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 125 | /* TODO: replace with unicodetype_db.h table */ |
| 126 | |
Fredrik Lundh | 72b0685 | 2001-06-27 22:08:26 +0000 | [diff] [blame] | 127 | double _PyUnicode_ToNumeric(Py_UNICODE ch) |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 128 | { |
| 129 | switch (ch) { |
| 130 | case 0x3007: |
| 131 | return (double) 0; |
| 132 | case 0x09F4: |
| 133 | case 0x215F: |
| 134 | case 0x2160: |
| 135 | case 0x2170: |
| 136 | case 0x3021: |
| 137 | case 0x3280: |
| 138 | return (double) 1; |
| 139 | case 0x00BD: |
| 140 | return (double) 1 / 2; |
| 141 | case 0x2153: |
| 142 | return (double) 1 / 3; |
| 143 | case 0x00BC: |
| 144 | return (double) 1 / 4; |
| 145 | case 0x2155: |
| 146 | return (double) 1 / 5; |
| 147 | case 0x2159: |
| 148 | return (double) 1 / 6; |
| 149 | case 0x215B: |
| 150 | return (double) 1 / 8; |
| 151 | case 0x0BF0: |
| 152 | case 0x1372: |
| 153 | case 0x2169: |
| 154 | case 0x2179: |
| 155 | case 0x2469: |
| 156 | case 0x247D: |
| 157 | case 0x2491: |
| 158 | case 0x277F: |
| 159 | case 0x2789: |
| 160 | case 0x2793: |
| 161 | case 0x3038: |
| 162 | case 0x3289: |
| 163 | return (double) 10; |
| 164 | case 0x0BF1: |
| 165 | case 0x137B: |
| 166 | case 0x216D: |
| 167 | case 0x217D: |
| 168 | return (double) 100; |
| 169 | case 0x0BF2: |
| 170 | case 0x216F: |
| 171 | case 0x217F: |
| 172 | case 0x2180: |
| 173 | return (double) 1000; |
| 174 | case 0x137C: |
| 175 | case 0x2182: |
| 176 | return (double) 10000; |
| 177 | case 0x216A: |
| 178 | case 0x217A: |
| 179 | case 0x246A: |
| 180 | case 0x247E: |
| 181 | case 0x2492: |
| 182 | return (double) 11; |
| 183 | case 0x216B: |
| 184 | case 0x217B: |
| 185 | case 0x246B: |
| 186 | case 0x247F: |
| 187 | case 0x2493: |
| 188 | return (double) 12; |
| 189 | case 0x246C: |
| 190 | case 0x2480: |
| 191 | case 0x2494: |
| 192 | return (double) 13; |
| 193 | case 0x246D: |
| 194 | case 0x2481: |
| 195 | case 0x2495: |
| 196 | return (double) 14; |
| 197 | case 0x246E: |
| 198 | case 0x2482: |
| 199 | case 0x2496: |
| 200 | return (double) 15; |
| 201 | case 0x09F9: |
| 202 | case 0x246F: |
| 203 | case 0x2483: |
| 204 | case 0x2497: |
| 205 | return (double) 16; |
| 206 | case 0x16EE: |
| 207 | case 0x2470: |
| 208 | case 0x2484: |
| 209 | case 0x2498: |
| 210 | return (double) 17; |
| 211 | case 0x16EF: |
| 212 | case 0x2471: |
| 213 | case 0x2485: |
| 214 | case 0x2499: |
| 215 | return (double) 18; |
| 216 | case 0x16F0: |
| 217 | case 0x2472: |
| 218 | case 0x2486: |
| 219 | case 0x249A: |
| 220 | return (double) 19; |
| 221 | case 0x09F5: |
| 222 | case 0x2161: |
| 223 | case 0x2171: |
| 224 | case 0x3022: |
| 225 | case 0x3281: |
| 226 | return (double) 2; |
| 227 | case 0x2154: |
| 228 | return (double) 2 / 3; |
| 229 | case 0x2156: |
| 230 | return (double) 2 / 5; |
| 231 | case 0x1373: |
| 232 | case 0x2473: |
| 233 | case 0x2487: |
| 234 | case 0x249B: |
| 235 | case 0x3039: |
| 236 | return (double) 20; |
| 237 | case 0x09F6: |
| 238 | case 0x2162: |
| 239 | case 0x2172: |
| 240 | case 0x3023: |
| 241 | case 0x3282: |
| 242 | return (double) 3; |
| 243 | case 0x00BE: |
| 244 | return (double) 3 / 4; |
| 245 | case 0x2157: |
| 246 | return (double) 3 / 5; |
| 247 | case 0x215C: |
| 248 | return (double) 3 / 8; |
| 249 | case 0x1374: |
| 250 | case 0x303A: |
| 251 | return (double) 30; |
| 252 | case 0x09F7: |
| 253 | case 0x2163: |
| 254 | case 0x2173: |
| 255 | case 0x3024: |
| 256 | case 0x3283: |
| 257 | return (double) 4; |
| 258 | case 0x2158: |
| 259 | return (double) 4 / 5; |
| 260 | case 0x1375: |
| 261 | return (double) 40; |
| 262 | case 0x2164: |
| 263 | case 0x2174: |
| 264 | case 0x3025: |
| 265 | case 0x3284: |
| 266 | return (double) 5; |
| 267 | case 0x215A: |
| 268 | return (double) 5 / 6; |
| 269 | case 0x215D: |
| 270 | return (double) 5 / 8; |
| 271 | case 0x1376: |
| 272 | case 0x216C: |
| 273 | case 0x217C: |
| 274 | return (double) 50; |
| 275 | case 0x216E: |
| 276 | case 0x217E: |
| 277 | return (double) 500; |
| 278 | case 0x2181: |
| 279 | return (double) 5000; |
| 280 | case 0x2165: |
| 281 | case 0x2175: |
| 282 | case 0x3026: |
| 283 | case 0x3285: |
| 284 | return (double) 6; |
| 285 | case 0x1377: |
| 286 | return (double) 60; |
| 287 | case 0x2166: |
| 288 | case 0x2176: |
| 289 | case 0x3027: |
| 290 | case 0x3286: |
| 291 | return (double) 7; |
| 292 | case 0x215E: |
| 293 | return (double) 7 / 8; |
| 294 | case 0x1378: |
| 295 | return (double) 70; |
| 296 | case 0x2167: |
| 297 | case 0x2177: |
| 298 | case 0x3028: |
| 299 | case 0x3287: |
| 300 | return (double) 8; |
| 301 | case 0x1379: |
| 302 | return (double) 80; |
| 303 | case 0x2168: |
| 304 | case 0x2178: |
| 305 | case 0x3029: |
| 306 | case 0x3288: |
| 307 | return (double) 9; |
| 308 | case 0x137A: |
| 309 | return (double) 90; |
| 310 | default: |
| 311 | return (double) _PyUnicode_ToDigit(ch); |
| 312 | } |
| 313 | } |
| 314 | |
Fredrik Lundh | 72b0685 | 2001-06-27 22:08:26 +0000 | [diff] [blame] | 315 | int _PyUnicode_IsNumeric(Py_UNICODE ch) |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 316 | { |
| 317 | if (_PyUnicode_ToNumeric(ch) < 0.0) |
| 318 | return 0; |
| 319 | return 1; |
| 320 | } |
| 321 | |
| 322 | #ifndef WANT_WCTYPE_FUNCTIONS |
| 323 | |
Guido van Rossum | dc742b3 | 2000-04-11 15:39:02 +0000 | [diff] [blame] | 324 | /* Returns 1 for Unicode characters having the bidirectional type |
| 325 | 'WS', 'B' or 'S' or the category 'Zs', 0 otherwise. */ |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 326 | |
Fredrik Lundh | 72b0685 | 2001-06-27 22:08:26 +0000 | [diff] [blame] | 327 | int _PyUnicode_IsWhitespace(Py_UNICODE ch) |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 328 | { |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 329 | const _PyUnicode_TypeRecord *ctype = gettyperecord(ch); |
| 330 | |
| 331 | return (ctype->flags & SPACE_MASK) != 0; |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 332 | } |
| 333 | |
| 334 | /* Returns 1 for Unicode characters having the category 'Ll', 0 |
| 335 | otherwise. */ |
| 336 | |
Fredrik Lundh | 72b0685 | 2001-06-27 22:08:26 +0000 | [diff] [blame] | 337 | int _PyUnicode_IsLowercase(Py_UNICODE ch) |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 338 | { |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 339 | const _PyUnicode_TypeRecord *ctype = gettyperecord(ch); |
| 340 | |
| 341 | return (ctype->flags & LOWER_MASK) != 0; |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 342 | } |
| 343 | |
| 344 | /* Returns 1 for Unicode characters having the category 'Lu', 0 |
| 345 | otherwise. */ |
| 346 | |
Fredrik Lundh | 72b0685 | 2001-06-27 22:08:26 +0000 | [diff] [blame] | 347 | int _PyUnicode_IsUppercase(Py_UNICODE ch) |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 348 | { |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 349 | const _PyUnicode_TypeRecord *ctype = gettyperecord(ch); |
| 350 | |
| 351 | return (ctype->flags & UPPER_MASK) != 0; |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 352 | } |
| 353 | |
| 354 | /* Returns the uppercase Unicode characters corresponding to ch or just |
| 355 | ch if no uppercase mapping is known. */ |
| 356 | |
Fredrik Lundh | 72b0685 | 2001-06-27 22:08:26 +0000 | [diff] [blame] | 357 | Py_UNICODE _PyUnicode_ToUppercase(Py_UNICODE ch) |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 358 | { |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 359 | const _PyUnicode_TypeRecord *ctype = gettyperecord(ch); |
Martin v. Löwis | edf368c | 2002-10-18 16:40:36 +0000 | [diff] [blame] | 360 | int delta = ctype->upper; |
| 361 | if (delta >= 32768) |
| 362 | delta -= 65536; |
| 363 | return ch + delta; |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 364 | } |
| 365 | |
| 366 | /* Returns the lowercase Unicode characters corresponding to ch or just |
| 367 | ch if no lowercase mapping is known. */ |
| 368 | |
Fredrik Lundh | 72b0685 | 2001-06-27 22:08:26 +0000 | [diff] [blame] | 369 | Py_UNICODE _PyUnicode_ToLowercase(Py_UNICODE ch) |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 370 | { |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 371 | const _PyUnicode_TypeRecord *ctype = gettyperecord(ch); |
Martin v. Löwis | edf368c | 2002-10-18 16:40:36 +0000 | [diff] [blame] | 372 | int delta = ctype->lower; |
| 373 | if (delta >= 32768) |
| 374 | delta -= 65536; |
| 375 | return ch + delta; |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 376 | } |
| 377 | |
Marc-André Lemburg | f3938f5 | 2000-07-05 09:48:59 +0000 | [diff] [blame] | 378 | /* Returns 1 for Unicode characters having the category 'Ll', 'Lu', 'Lt', |
| 379 | 'Lo' or 'Lm', 0 otherwise. */ |
| 380 | |
Fredrik Lundh | 72b0685 | 2001-06-27 22:08:26 +0000 | [diff] [blame] | 381 | int _PyUnicode_IsAlpha(Py_UNICODE ch) |
Marc-André Lemburg | f3938f5 | 2000-07-05 09:48:59 +0000 | [diff] [blame] | 382 | { |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 383 | const _PyUnicode_TypeRecord *ctype = gettyperecord(ch); |
Marc-André Lemburg | f3938f5 | 2000-07-05 09:48:59 +0000 | [diff] [blame] | 384 | |
Fredrik Lundh | 9e7dd4c | 2000-09-25 21:48:13 +0000 | [diff] [blame] | 385 | return (ctype->flags & ALPHA_MASK) != 0; |
Marc-André Lemburg | f3938f5 | 2000-07-05 09:48:59 +0000 | [diff] [blame] | 386 | } |
| 387 | |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 388 | #else |
| 389 | |
| 390 | /* Export the interfaces using the wchar_t type for portability |
| 391 | reasons: */ |
| 392 | |
Fredrik Lundh | 72b0685 | 2001-06-27 22:08:26 +0000 | [diff] [blame] | 393 | int _PyUnicode_IsWhitespace(Py_UNICODE ch) |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 394 | { |
| 395 | return iswspace(ch); |
| 396 | } |
| 397 | |
Fredrik Lundh | 72b0685 | 2001-06-27 22:08:26 +0000 | [diff] [blame] | 398 | int _PyUnicode_IsLowercase(Py_UNICODE ch) |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 399 | { |
| 400 | return iswlower(ch); |
| 401 | } |
| 402 | |
Fredrik Lundh | 72b0685 | 2001-06-27 22:08:26 +0000 | [diff] [blame] | 403 | int _PyUnicode_IsUppercase(Py_UNICODE ch) |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 404 | { |
| 405 | return iswupper(ch); |
| 406 | } |
| 407 | |
Fredrik Lundh | 72b0685 | 2001-06-27 22:08:26 +0000 | [diff] [blame] | 408 | Py_UNICODE _PyUnicode_ToLowercase(Py_UNICODE ch) |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 409 | { |
| 410 | return towlower(ch); |
| 411 | } |
| 412 | |
Fredrik Lundh | 72b0685 | 2001-06-27 22:08:26 +0000 | [diff] [blame] | 413 | Py_UNICODE _PyUnicode_ToUppercase(Py_UNICODE ch) |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 414 | { |
| 415 | return towupper(ch); |
| 416 | } |
| 417 | |
Fredrik Lundh | 72b0685 | 2001-06-27 22:08:26 +0000 | [diff] [blame] | 418 | int _PyUnicode_IsAlpha(Py_UNICODE ch) |
Marc-André Lemburg | f3938f5 | 2000-07-05 09:48:59 +0000 | [diff] [blame] | 419 | { |
| 420 | return iswalpha(ch); |
| 421 | } |
| 422 | |
Guido van Rossum | 603484d | 2000-03-10 22:52:46 +0000 | [diff] [blame] | 423 | #endif |