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ef446144 | 1 | /* Copyright (C) 1996, 1997, 1998, 2000 Free Software Foundation, Inc. |
c84142e8 UD |
2 | This file is part of the GNU C Library. |
3 | Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1996. | |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Library General Public License as | |
7 | published by the Free Software Foundation; either version 2 of the | |
8 | License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library 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 GNU | |
13 | Library General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Library General Public | |
16 | License along with the GNU C Library; see the file COPYING.LIB. If not, | |
17 | write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
18 | Boston, MA 02111-1307, USA. */ | |
19bc17a9 RM |
19 | |
20 | #include <endian.h> | |
21 | #include <string.h> | |
22 | #include <wctype.h> | |
bd355af0 | 23 | #include <locale/localeinfo.h> |
19bc17a9 RM |
24 | |
25 | wctype_t | |
2ad4fab2 | 26 | __wctype (const char *property) |
19bc17a9 RM |
27 | { |
28 | const char *names; | |
ef446144 | 29 | unsigned int result; |
bd355af0 | 30 | size_t proplen = strlen (property); |
19bc17a9 RM |
31 | |
32 | names = _NL_CURRENT (LC_CTYPE, _NL_CTYPE_CLASS_NAMES); | |
ef446144 | 33 | for (result = 0; ; result++) |
19bc17a9 | 34 | { |
bd355af0 UD |
35 | size_t nameslen = strlen (names); |
36 | ||
37 | if (proplen == nameslen && memcmp (property, names, proplen) == 0) | |
19bc17a9 RM |
38 | break; |
39 | ||
bd355af0 | 40 | names += nameslen + 1; |
19bc17a9 RM |
41 | if (names[0] == '\0') |
42 | return 0; | |
43 | } | |
44 | ||
ef446144 UD |
45 | if (_NL_CURRENT_WORD (LC_CTYPE, _NL_CTYPE_HASH_SIZE) != 0) |
46 | { | |
47 | /* Old locale format. */ | |
19bc17a9 | 48 | #if __BYTE_ORDER == __BIG_ENDIAN |
ef446144 | 49 | return 1 << result; |
19bc17a9 | 50 | #else |
dc30f461 UD |
51 | # define SWAPU32(w) \ |
52 | (((w) << 24) | (((w) & 0xff00) << 8) | (((w) >> 8) & 0xff00) | ((w) >> 24)) | |
ef446144 | 53 | return 1 << (result ^ 0x18); /* = SWAPU32 (1 << result); */ |
19bc17a9 | 54 | #endif |
ef446144 UD |
55 | } |
56 | else | |
57 | { | |
58 | /* New locale format. */ | |
59 | size_t i = _NL_CURRENT_WORD (LC_CTYPE, _NL_CTYPE_CLASS_OFFSET) + result; | |
60 | return (wctype_t) _nl_current_LC_CTYPE->values[i].string; | |
61 | } | |
19bc17a9 | 62 | } |
2ad4fab2 | 63 | weak_alias (__wctype, wctype) |