Mercurial > hg > octave-lojdl > gnulib-hg
annotate lib/c-ctype.c @ 14612:6ef4f1f39105
Revert "use _GL_ATTRIBUTE_CONST and _GL_ATTRIBUTE_PURE"
This reverts commit 349d7fe0e307d59d508b3579317ee8d4eacfeb9c.
Revert accidentally-pushed patch. Not yet ready.
| author | Jim Meyering <meyering@redhat.com> |
|---|---|
| date | Mon, 25 Apr 2011 10:38:33 +0200 |
| parents | b427a1938336 |
| children | 8250f2777afc |
| rev | line source |
|---|---|
| 4218 | 1 /* Character handling in C locale. |
| 2 | |
|
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maint: update almost all copyright ranges to include 2011
Jim Meyering <meyering@redhat.com>
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3 Copyright 2000-2003, 2006, 2009-2011 Free Software Foundation, Inc. |
| 4218 | 4 |
| 5 This program is free software; you can redistribute it and/or modify | |
| 6 it under the terms of the GNU General Public License as published by | |
| 7 the Free Software Foundation; either version 2 of the License, or | |
| 8 (at your option) any later version. | |
| 9 | |
| 10 This program is distributed in the hope that it will be useful, | |
| 11 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 13 GNU General Public License for more details. | |
| 14 | |
| 15 You should have received a copy of the GNU General Public License | |
|
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Bruno Haible <bruno@clisp.org>
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16 along with this program; if not, write to the Free Software Foundation, |
|
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Bruno Haible <bruno@clisp.org>
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17 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ |
| 4218 | 18 |
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Bruno Haible <bruno@clisp.org>
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19 #include <config.h> |
| 4218 | 20 |
|
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21 /* Specification. */ |
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Make it possible to #define c_isascii etc. to aliases.
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22 #define NO_C_CTYPE_MACROS |
|
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Make it possible to #define c_isascii etc. to aliases.
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changeset
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23 #include "c-ctype.h" |
| 4218 | 24 |
| 25 /* The function isascii is not locale dependent. Its use in EBCDIC is | |
| 26 questionable. */ | |
|
14612
6ef4f1f39105
Revert "use _GL_ATTRIBUTE_CONST and _GL_ATTRIBUTE_PURE"
Jim Meyering <meyering@redhat.com>
parents:
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diff
changeset
|
27 bool |
| 4218 | 28 c_isascii (int c) |
| 29 { | |
| 4219 | 30 return (c >= 0x00 && c <= 0x7f); |
| 4218 | 31 } |
| 32 | |
| 33 bool | |
| 34 c_isalnum (int c) | |
| 35 { | |
| 36 #if C_CTYPE_CONSECUTIVE_DIGITS \ | |
| 37 && C_CTYPE_CONSECUTIVE_UPPERCASE && C_CTYPE_CONSECUTIVE_LOWERCASE | |
| 38 #if C_CTYPE_ASCII | |
| 39 return ((c >= '0' && c <= '9') | |
| 40 || ((c & ~0x20) >= 'A' && (c & ~0x20) <= 'Z')); | |
| 41 #else | |
| 42 return ((c >= '0' && c <= '9') | |
| 43 || (c >= 'A' && c <= 'Z') | |
| 44 || (c >= 'a' && c <= 'z')); | |
| 45 #endif | |
| 46 #else | |
| 47 switch (c) | |
| 48 { | |
| 49 case '0': case '1': case '2': case '3': case '4': case '5': | |
| 50 case '6': case '7': case '8': case '9': | |
| 51 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': | |
| 52 case 'G': case 'H': case 'I': case 'J': case 'K': case 'L': | |
| 53 case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R': | |
| 54 case 'S': case 'T': case 'U': case 'V': case 'W': case 'X': | |
| 55 case 'Y': case 'Z': | |
| 56 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': | |
| 57 case 'g': case 'h': case 'i': case 'j': case 'k': case 'l': | |
| 58 case 'm': case 'n': case 'o': case 'p': case 'q': case 'r': | |
| 59 case 's': case 't': case 'u': case 'v': case 'w': case 'x': | |
| 60 case 'y': case 'z': | |
| 61 return 1; | |
| 62 default: | |
| 63 return 0; | |
| 64 } | |
| 65 #endif | |
| 66 } | |
| 67 | |
| 68 bool | |
| 69 c_isalpha (int c) | |
| 70 { | |
| 71 #if C_CTYPE_CONSECUTIVE_UPPERCASE && C_CTYPE_CONSECUTIVE_LOWERCASE | |
| 72 #if C_CTYPE_ASCII | |
| 73 return ((c & ~0x20) >= 'A' && (c & ~0x20) <= 'Z'); | |
| 74 #else | |
| 75 return ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z')); | |
| 76 #endif | |
| 77 #else | |
| 78 switch (c) | |
| 79 { | |
| 80 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': | |
| 81 case 'G': case 'H': case 'I': case 'J': case 'K': case 'L': | |
| 82 case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R': | |
| 83 case 'S': case 'T': case 'U': case 'V': case 'W': case 'X': | |
| 84 case 'Y': case 'Z': | |
| 85 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': | |
| 86 case 'g': case 'h': case 'i': case 'j': case 'k': case 'l': | |
| 87 case 'm': case 'n': case 'o': case 'p': case 'q': case 'r': | |
| 88 case 's': case 't': case 'u': case 'v': case 'w': case 'x': | |
| 89 case 'y': case 'z': | |
| 90 return 1; | |
| 91 default: | |
| 92 return 0; | |
| 93 } | |
| 94 #endif | |
| 95 } | |
| 96 | |
| 97 bool | |
| 98 c_isblank (int c) | |
| 99 { | |
| 100 return (c == ' ' || c == '\t'); | |
| 101 } | |
| 102 | |
| 103 bool | |
| 104 c_iscntrl (int c) | |
| 105 { | |
| 106 #if C_CTYPE_ASCII | |
| 107 return ((c & ~0x1f) == 0 || c == 0x7f); | |
| 108 #else | |
| 109 switch (c) | |
| 110 { | |
| 111 case ' ': case '!': case '"': case '#': case '$': case '%': | |
| 112 case '&': case '\'': case '(': case ')': case '*': case '+': | |
| 113 case ',': case '-': case '.': case '/': | |
| 114 case '0': case '1': case '2': case '3': case '4': case '5': | |
| 115 case '6': case '7': case '8': case '9': | |
| 116 case ':': case ';': case '<': case '=': case '>': case '?': | |
| 117 case '@': | |
| 118 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': | |
| 119 case 'G': case 'H': case 'I': case 'J': case 'K': case 'L': | |
| 120 case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R': | |
| 121 case 'S': case 'T': case 'U': case 'V': case 'W': case 'X': | |
| 122 case 'Y': case 'Z': | |
| 123 case '[': case '\\': case ']': case '^': case '_': case '`': | |
| 124 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': | |
| 125 case 'g': case 'h': case 'i': case 'j': case 'k': case 'l': | |
| 126 case 'm': case 'n': case 'o': case 'p': case 'q': case 'r': | |
| 127 case 's': case 't': case 'u': case 'v': case 'w': case 'x': | |
| 128 case 'y': case 'z': | |
| 129 case '{': case '|': case '}': case '~': | |
| 130 return 0; | |
| 131 default: | |
| 132 return 1; | |
| 133 } | |
| 134 #endif | |
| 135 } | |
| 136 | |
| 137 bool | |
| 138 c_isdigit (int c) | |
| 139 { | |
| 140 #if C_CTYPE_CONSECUTIVE_DIGITS | |
| 141 return (c >= '0' && c <= '9'); | |
| 142 #else | |
| 143 switch (c) | |
| 144 { | |
| 145 case '0': case '1': case '2': case '3': case '4': case '5': | |
| 146 case '6': case '7': case '8': case '9': | |
| 147 return 1; | |
| 148 default: | |
| 149 return 0; | |
| 150 } | |
| 151 #endif | |
| 152 } | |
| 153 | |
| 154 bool | |
| 155 c_islower (int c) | |
| 156 { | |
| 157 #if C_CTYPE_CONSECUTIVE_LOWERCASE | |
| 158 return (c >= 'a' && c <= 'z'); | |
| 159 #else | |
| 160 switch (c) | |
| 161 { | |
| 162 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': | |
| 163 case 'g': case 'h': case 'i': case 'j': case 'k': case 'l': | |
| 164 case 'm': case 'n': case 'o': case 'p': case 'q': case 'r': | |
| 165 case 's': case 't': case 'u': case 'v': case 'w': case 'x': | |
| 166 case 'y': case 'z': | |
| 167 return 1; | |
| 168 default: | |
| 169 return 0; | |
| 170 } | |
| 171 #endif | |
| 172 } | |
| 173 | |
| 174 bool | |
| 175 c_isgraph (int c) | |
| 176 { | |
| 177 #if C_CTYPE_ASCII | |
| 178 return (c >= '!' && c <= '~'); | |
| 179 #else | |
| 180 switch (c) | |
| 181 { | |
| 182 case '!': case '"': case '#': case '$': case '%': case '&': | |
| 183 case '\'': case '(': case ')': case '*': case '+': case ',': | |
| 184 case '-': case '.': case '/': | |
| 185 case '0': case '1': case '2': case '3': case '4': case '5': | |
| 186 case '6': case '7': case '8': case '9': | |
| 187 case ':': case ';': case '<': case '=': case '>': case '?': | |
| 188 case '@': | |
| 189 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': | |
| 190 case 'G': case 'H': case 'I': case 'J': case 'K': case 'L': | |
| 191 case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R': | |
| 192 case 'S': case 'T': case 'U': case 'V': case 'W': case 'X': | |
| 193 case 'Y': case 'Z': | |
| 194 case '[': case '\\': case ']': case '^': case '_': case '`': | |
| 195 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': | |
| 196 case 'g': case 'h': case 'i': case 'j': case 'k': case 'l': | |
| 197 case 'm': case 'n': case 'o': case 'p': case 'q': case 'r': | |
| 198 case 's': case 't': case 'u': case 'v': case 'w': case 'x': | |
| 199 case 'y': case 'z': | |
| 200 case '{': case '|': case '}': case '~': | |
| 201 return 1; | |
| 202 default: | |
| 203 return 0; | |
| 204 } | |
| 205 #endif | |
| 206 } | |
| 207 | |
| 208 bool | |
| 209 c_isprint (int c) | |
| 210 { | |
| 211 #if C_CTYPE_ASCII | |
| 212 return (c >= ' ' && c <= '~'); | |
| 213 #else | |
| 214 switch (c) | |
| 215 { | |
| 216 case ' ': case '!': case '"': case '#': case '$': case '%': | |
| 217 case '&': case '\'': case '(': case ')': case '*': case '+': | |
| 218 case ',': case '-': case '.': case '/': | |
| 219 case '0': case '1': case '2': case '3': case '4': case '5': | |
| 220 case '6': case '7': case '8': case '9': | |
| 221 case ':': case ';': case '<': case '=': case '>': case '?': | |
| 222 case '@': | |
| 223 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': | |
| 224 case 'G': case 'H': case 'I': case 'J': case 'K': case 'L': | |
| 225 case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R': | |
| 226 case 'S': case 'T': case 'U': case 'V': case 'W': case 'X': | |
| 227 case 'Y': case 'Z': | |
| 228 case '[': case '\\': case ']': case '^': case '_': case '`': | |
| 229 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': | |
| 230 case 'g': case 'h': case 'i': case 'j': case 'k': case 'l': | |
| 231 case 'm': case 'n': case 'o': case 'p': case 'q': case 'r': | |
| 232 case 's': case 't': case 'u': case 'v': case 'w': case 'x': | |
| 233 case 'y': case 'z': | |
| 234 case '{': case '|': case '}': case '~': | |
| 235 return 1; | |
| 236 default: | |
| 237 return 0; | |
| 238 } | |
| 239 #endif | |
| 240 } | |
| 241 | |
| 242 bool | |
| 243 c_ispunct (int c) | |
| 244 { | |
| 245 #if C_CTYPE_ASCII | |
| 246 return ((c >= '!' && c <= '~') | |
| 247 && !((c >= '0' && c <= '9') | |
| 248 || ((c & ~0x20) >= 'A' && (c & ~0x20) <= 'Z'))); | |
| 249 #else | |
| 250 switch (c) | |
| 251 { | |
| 252 case '!': case '"': case '#': case '$': case '%': case '&': | |
| 253 case '\'': case '(': case ')': case '*': case '+': case ',': | |
| 254 case '-': case '.': case '/': | |
| 255 case ':': case ';': case '<': case '=': case '>': case '?': | |
| 256 case '@': | |
| 257 case '[': case '\\': case ']': case '^': case '_': case '`': | |
| 258 case '{': case '|': case '}': case '~': | |
| 259 return 1; | |
| 260 default: | |
| 261 return 0; | |
| 262 } | |
| 263 #endif | |
| 264 } | |
| 265 | |
| 266 bool | |
| 267 c_isspace (int c) | |
| 268 { | |
| 269 return (c == ' ' || c == '\t' | |
| 270 || c == '\n' || c == '\v' || c == '\f' || c == '\r'); | |
| 271 } | |
| 272 | |
| 273 bool | |
| 274 c_isupper (int c) | |
| 275 { | |
| 276 #if C_CTYPE_CONSECUTIVE_UPPERCASE | |
| 277 return (c >= 'A' && c <= 'Z'); | |
| 278 #else | |
| 279 switch (c) | |
| 280 { | |
| 281 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': | |
| 282 case 'G': case 'H': case 'I': case 'J': case 'K': case 'L': | |
| 283 case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R': | |
| 284 case 'S': case 'T': case 'U': case 'V': case 'W': case 'X': | |
| 285 case 'Y': case 'Z': | |
| 286 return 1; | |
| 287 default: | |
| 288 return 0; | |
| 289 } | |
| 290 #endif | |
| 291 } | |
| 292 | |
| 293 bool | |
| 294 c_isxdigit (int c) | |
| 295 { | |
| 296 #if C_CTYPE_CONSECUTIVE_DIGITS \ | |
| 297 && C_CTYPE_CONSECUTIVE_UPPERCASE && C_CTYPE_CONSECUTIVE_LOWERCASE | |
| 298 #if C_CTYPE_ASCII | |
| 299 return ((c >= '0' && c <= '9') | |
| 300 || ((c & ~0x20) >= 'A' && (c & ~0x20) <= 'F')); | |
| 301 #else | |
| 302 return ((c >= '0' && c <= '9') | |
| 303 || (c >= 'A' && c <= 'F') | |
| 304 || (c >= 'a' && c <= 'f')); | |
| 305 #endif | |
| 306 #else | |
| 307 switch (c) | |
| 308 { | |
| 309 case '0': case '1': case '2': case '3': case '4': case '5': | |
| 310 case '6': case '7': case '8': case '9': | |
| 311 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': | |
| 312 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': | |
| 313 return 1; | |
| 314 default: | |
| 315 return 0; | |
| 316 } | |
| 317 #endif | |
| 318 } | |
| 319 | |
| 320 int | |
| 321 c_tolower (int c) | |
| 322 { | |
| 323 #if C_CTYPE_CONSECUTIVE_UPPERCASE && C_CTYPE_CONSECUTIVE_LOWERCASE | |
| 324 return (c >= 'A' && c <= 'Z' ? c - 'A' + 'a' : c); | |
| 325 #else | |
| 326 switch (c) | |
| 327 { | |
| 328 case 'A': return 'a'; | |
| 329 case 'B': return 'b'; | |
| 330 case 'C': return 'c'; | |
| 331 case 'D': return 'd'; | |
| 332 case 'E': return 'e'; | |
| 333 case 'F': return 'f'; | |
| 334 case 'G': return 'g'; | |
| 335 case 'H': return 'h'; | |
| 336 case 'I': return 'i'; | |
| 337 case 'J': return 'j'; | |
| 338 case 'K': return 'k'; | |
| 339 case 'L': return 'l'; | |
| 340 case 'M': return 'm'; | |
| 341 case 'N': return 'n'; | |
| 342 case 'O': return 'o'; | |
| 343 case 'P': return 'p'; | |
| 344 case 'Q': return 'q'; | |
| 345 case 'R': return 'r'; | |
| 346 case 'S': return 's'; | |
| 347 case 'T': return 't'; | |
| 348 case 'U': return 'u'; | |
| 349 case 'V': return 'v'; | |
| 350 case 'W': return 'w'; | |
| 351 case 'X': return 'x'; | |
| 352 case 'Y': return 'y'; | |
| 353 case 'Z': return 'z'; | |
| 354 default: return c; | |
| 355 } | |
| 356 #endif | |
| 357 } | |
| 358 | |
| 359 int | |
| 360 c_toupper (int c) | |
| 361 { | |
| 362 #if C_CTYPE_CONSECUTIVE_UPPERCASE && C_CTYPE_CONSECUTIVE_LOWERCASE | |
| 363 return (c >= 'a' && c <= 'z' ? c - 'a' + 'A' : c); | |
| 364 #else | |
| 365 switch (c) | |
| 366 { | |
| 367 case 'a': return 'A'; | |
| 368 case 'b': return 'B'; | |
| 369 case 'c': return 'C'; | |
| 370 case 'd': return 'D'; | |
| 371 case 'e': return 'E'; | |
| 372 case 'f': return 'F'; | |
| 373 case 'g': return 'G'; | |
| 374 case 'h': return 'H'; | |
| 375 case 'i': return 'I'; | |
| 376 case 'j': return 'J'; | |
| 377 case 'k': return 'K'; | |
| 378 case 'l': return 'L'; | |
| 379 case 'm': return 'M'; | |
| 380 case 'n': return 'N'; | |
| 381 case 'o': return 'O'; | |
| 382 case 'p': return 'P'; | |
| 383 case 'q': return 'Q'; | |
| 384 case 'r': return 'R'; | |
| 385 case 's': return 'S'; | |
| 386 case 't': return 'T'; | |
| 387 case 'u': return 'U'; | |
| 388 case 'v': return 'V'; | |
| 389 case 'w': return 'W'; | |
| 390 case 'x': return 'X'; | |
| 391 case 'y': return 'Y'; | |
| 392 case 'z': return 'Z'; | |
| 393 default: return c; | |
| 394 } | |
| 395 #endif | |
| 396 } |