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1 | /* Copyright (C) 1996 Free Software Foundation, Inc. |
2 | This file is part of the GNU C Library. | |
3 | Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>. | |
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 | |
17 | not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
18 | Boston, MA 02111-1307, USA. */ | |
19 | ||
20 | #include <ctype.h> | |
21 | #include <string.h> | |
22 | #include <wctype.h> | |
43efc103 | 23 | #include "../locale/localeinfo.h" |
19bc17a9 RM |
24 | |
25 | wctrans_t | |
26 | wctrans (const char *property) | |
27 | { | |
28 | const char *names; | |
29 | size_t cnt; | |
30 | unsigned int **result; | |
31 | ||
32 | names = _NL_CURRENT (LC_CTYPE, _NL_CTYPE_MAP_NAMES); | |
33 | cnt = 0; | |
34 | while (names[0] != '\0') | |
35 | { | |
36 | if (strcmp (property, names) == 0) | |
37 | break; | |
38 | ||
39 | names = strchr (names, '\0') + 1; | |
40 | ++cnt; | |
41 | } | |
42 | ||
43 | if (names[0] == '\0') | |
44 | return 0; | |
45 | ||
46 | if (cnt == 0) | |
47 | return (wctrans_t) __ctype_toupper; | |
48 | else if (cnt == 1) | |
49 | return (wctrans_t) __ctype_tolower; | |
50 | ||
51 | /* We have to search the table. */ | |
52 | result = (unsigned int **) &_NL_CURRENT (LC_CTYPE, _NL_CTYPE_WIDTH); | |
53 | ||
54 | #if __BYTE_ORDER == _BIG_ENDIAN | |
55 | return (wctrans_t) result[1 + 2 * cnt]; | |
56 | #else | |
57 | return (wctrans_t) result[1 + 2 * cnt + 1]; | |
58 | #endif | |
59 | } |