1 /* Character handling in C locale.
3 Copyright 2000-2003 Free Software Foundation, Inc.
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.
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.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
38 /* The function isascii is not locale dependent. Its use in EBCDIC is
43 return (c >= 0x00 && c <= 0x7f);
49 #if C_CTYPE_CONSECUTIVE_DIGITS \
50 && C_CTYPE_CONSECUTIVE_UPPERCASE && C_CTYPE_CONSECUTIVE_LOWERCASE
52 return ((c >= '0' && c <= '9')
53 || ((c & ~0x20) >= 'A' && (c & ~0x20) <= 'Z'));
55 return ((c >= '0' && c <= '9')
56 || (c >= 'A' && c <= 'Z')
57 || (c >= 'a' && c <= 'z'));
62 case '0': case '1': case '2': case '3': case '4': case '5':
63 case '6': case '7': case '8': case '9':
64 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F':
65 case 'G': case 'H': case 'I': case 'J': case 'K': case 'L':
66 case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R':
67 case 'S': case 'T': case 'U': case 'V': case 'W': case 'X':
69 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
70 case 'g': case 'h': case 'i': case 'j': case 'k': case 'l':
71 case 'm': case 'n': case 'o': case 'p': case 'q': case 'r':
72 case 's': case 't': case 'u': case 'v': case 'w': case 'x':
84 #if C_CTYPE_CONSECUTIVE_UPPERCASE && C_CTYPE_CONSECUTIVE_LOWERCASE
86 return ((c & ~0x20) >= 'A' && (c & ~0x20) <= 'Z');
88 return ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z'));
93 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F':
94 case 'G': case 'H': case 'I': case 'J': case 'K': case 'L':
95 case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R':
96 case 'S': case 'T': case 'U': case 'V': case 'W': case 'X':
98 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
99 case 'g': case 'h': case 'i': case 'j': case 'k': case 'l':
100 case 'm': case 'n': case 'o': case 'p': case 'q': case 'r':
101 case 's': case 't': case 'u': case 'v': case 'w': case 'x':
113 return (c == ' ' || c == '\t');
120 return ((c & ~0x1f) == 0 || c == 0x7f);
124 case ' ': case '!': case '"': case '#': case '$': case '%':
125 case '&': case '\'': case '(': case ')': case '*': case '+':
126 case ',': case '-': case '.': case '/':
127 case '0': case '1': case '2': case '3': case '4': case '5':
128 case '6': case '7': case '8': case '9':
129 case ':': case ';': case '<': case '=': case '>': case '?':
131 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F':
132 case 'G': case 'H': case 'I': case 'J': case 'K': case 'L':
133 case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R':
134 case 'S': case 'T': case 'U': case 'V': case 'W': case 'X':
136 case '[': case '\\': case ']': case '^': case '_': case '`':
137 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
138 case 'g': case 'h': case 'i': case 'j': case 'k': case 'l':
139 case 'm': case 'n': case 'o': case 'p': case 'q': case 'r':
140 case 's': case 't': case 'u': case 'v': case 'w': case 'x':
142 case '{': case '|': case '}': case '~':
153 #if C_CTYPE_CONSECUTIVE_DIGITS
154 return (c >= '0' && c <= '9');
158 case '0': case '1': case '2': case '3': case '4': case '5':
159 case '6': case '7': case '8': case '9':
170 #if C_CTYPE_CONSECUTIVE_LOWERCASE
171 return (c >= 'a' && c <= 'z');
175 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
176 case 'g': case 'h': case 'i': case 'j': case 'k': case 'l':
177 case 'm': case 'n': case 'o': case 'p': case 'q': case 'r':
178 case 's': case 't': case 'u': case 'v': case 'w': case 'x':
191 return (c >= '!' && c <= '~');
195 case '!': case '"': case '#': case '$': case '%': case '&':
196 case '\'': case '(': case ')': case '*': case '+': case ',':
197 case '-': case '.': case '/':
198 case '0': case '1': case '2': case '3': case '4': case '5':
199 case '6': case '7': case '8': case '9':
200 case ':': case ';': case '<': case '=': case '>': case '?':
202 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F':
203 case 'G': case 'H': case 'I': case 'J': case 'K': case 'L':
204 case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R':
205 case 'S': case 'T': case 'U': case 'V': case 'W': case 'X':
207 case '[': case '\\': case ']': case '^': case '_': case '`':
208 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
209 case 'g': case 'h': case 'i': case 'j': case 'k': case 'l':
210 case 'm': case 'n': case 'o': case 'p': case 'q': case 'r':
211 case 's': case 't': case 'u': case 'v': case 'w': case 'x':
213 case '{': case '|': case '}': case '~':
225 return (c >= ' ' && c <= '~');
229 case ' ': case '!': case '"': case '#': case '$': case '%':
230 case '&': case '\'': case '(': case ')': case '*': case '+':
231 case ',': case '-': case '.': case '/':
232 case '0': case '1': case '2': case '3': case '4': case '5':
233 case '6': case '7': case '8': case '9':
234 case ':': case ';': case '<': case '=': case '>': case '?':
236 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F':
237 case 'G': case 'H': case 'I': case 'J': case 'K': case 'L':
238 case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R':
239 case 'S': case 'T': case 'U': case 'V': case 'W': case 'X':
241 case '[': case '\\': case ']': case '^': case '_': case '`':
242 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
243 case 'g': case 'h': case 'i': case 'j': case 'k': case 'l':
244 case 'm': case 'n': case 'o': case 'p': case 'q': case 'r':
245 case 's': case 't': case 'u': case 'v': case 'w': case 'x':
247 case '{': case '|': case '}': case '~':
259 return ((c >= '!' && c <= '~')
260 && !((c >= '0' && c <= '9')
261 || ((c & ~0x20) >= 'A' && (c & ~0x20) <= 'Z')));
265 case '!': case '"': case '#': case '$': case '%': case '&':
266 case '\'': case '(': case ')': case '*': case '+': case ',':
267 case '-': case '.': case '/':
268 case ':': case ';': case '<': case '=': case '>': case '?':
270 case '[': case '\\': case ']': case '^': case '_': case '`':
271 case '{': case '|': case '}': case '~':
282 return (c == ' ' || c == '\t'
283 || c == '\n' || c == '\v' || c == '\f' || c == '\r');
289 #if C_CTYPE_CONSECUTIVE_UPPERCASE
290 return (c >= 'A' && c <= 'Z');
294 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F':
295 case 'G': case 'H': case 'I': case 'J': case 'K': case 'L':
296 case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R':
297 case 'S': case 'T': case 'U': case 'V': case 'W': case 'X':
309 #if C_CTYPE_CONSECUTIVE_DIGITS \
310 && C_CTYPE_CONSECUTIVE_UPPERCASE && C_CTYPE_CONSECUTIVE_LOWERCASE
312 return ((c >= '0' && c <= '9')
313 || ((c & ~0x20) >= 'A' && (c & ~0x20) <= 'F'));
315 return ((c >= '0' && c <= '9')
316 || (c >= 'A' && c <= 'F')
317 || (c >= 'a' && c <= 'f'));
322 case '0': case '1': case '2': case '3': case '4': case '5':
323 case '6': case '7': case '8': case '9':
324 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F':
325 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
336 #if C_CTYPE_CONSECUTIVE_UPPERCASE && C_CTYPE_CONSECUTIVE_LOWERCASE
337 return (c >= 'A' && c <= 'Z' ? c - 'A' + 'a' : c);
341 case 'A': return 'a';
342 case 'B': return 'b';
343 case 'C': return 'c';
344 case 'D': return 'd';
345 case 'E': return 'e';
346 case 'F': return 'f';
347 case 'G': return 'g';
348 case 'H': return 'h';
349 case 'I': return 'i';
350 case 'J': return 'j';
351 case 'K': return 'k';
352 case 'L': return 'l';
353 case 'M': return 'm';
354 case 'N': return 'n';
355 case 'O': return 'o';
356 case 'P': return 'p';
357 case 'Q': return 'q';
358 case 'R': return 'r';
359 case 'S': return 's';
360 case 'T': return 't';
361 case 'U': return 'u';
362 case 'V': return 'v';
363 case 'W': return 'w';
364 case 'X': return 'x';
365 case 'Y': return 'y';
366 case 'Z': return 'z';
375 #if C_CTYPE_CONSECUTIVE_UPPERCASE && C_CTYPE_CONSECUTIVE_LOWERCASE
376 return (c >= 'a' && c <= 'z' ? c - 'a' + 'A' : c);
380 case 'a': return 'A';
381 case 'b': return 'B';
382 case 'c': return 'C';
383 case 'd': return 'D';
384 case 'e': return 'E';
385 case 'f': return 'F';
386 case 'g': return 'G';
387 case 'h': return 'H';
388 case 'i': return 'I';
389 case 'j': return 'J';
390 case 'k': return 'K';
391 case 'l': return 'L';
392 case 'm': return 'M';
393 case 'n': return 'N';
394 case 'o': return 'O';
395 case 'p': return 'P';
396 case 'q': return 'Q';
397 case 'r': return 'R';
398 case 's': return 'S';
399 case 't': return 'T';
400 case 'u': return 'U';
401 case 'v': return 'V';
402 case 'w': return 'W';
403 case 'x': return 'X';
404 case 'y': return 'Y';
405 case 'z': return 'Z';