projects / apple / libc.git / blame
| Commit | Line | Data |
|---|---|---|
| 9385eb3d A |
1 | /* |
| 2 | * Copyright (c) 2000, 2001 Alexey Zelkin <phantom@FreeBSD.org> | |
| 3 | * All rights reserved. | |
| 4 | * | |
| 5 | * Redistribution and use in source and binary forms, with or without | |
| 6 | * modification, are permitted provided that the following conditions | |
| 7 | * are met: | |
| 8 | * 1. Redistributions of source code must retain the above copyright | |
| 9 | * notice, this list of conditions and the following disclaimer. | |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright | |
| 11 | * notice, this list of conditions and the following disclaimer in the | |
| 12 | * documentation and/or other materials provided with the distribution. | |
| 13 | * | |
| 14 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND | |
| 15 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 16 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 17 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
| 18 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| 19 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
| 20 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 21 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
| 22 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
| 23 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
| 24 | * SUCH DAMAGE. | |
| 25 | */ | |
| 26 | ||
| 27 | #include <sys/cdefs.h> | |
| 28 | __FBSDID("$FreeBSD: src/lib/libc/locale/lnumeric.c,v 1.14 2003/03/20 08:05:20 ache Exp $"); | |
| 29 | ||
| 30 | #include <limits.h> | |
| 31 | #include "lnumeric.h" | |
| 32 | #include "ldpart.h" | |
| 33 | ||
| 34 | extern int __nlocale_changed; | |
| 35 | extern const char *__fix_locale_grouping_str(const char *); | |
| 36 | ||
| 37 | #define LCNUMERIC_SIZE (sizeof(struct lc_numeric_T) / sizeof(char *)) | |
| 38 | ||
| 39 | static char numempty[] = { CHAR_MAX, '\0' }; | |
| 40 | ||
| 41 | static const struct lc_numeric_T _C_numeric_locale = { | |
| 42 | ".", /* decimal_point */ | |
| 43 | "", /* thousands_sep */ | |
| 44 | numempty /* grouping */ | |
| 45 | }; | |
| 46 | ||
| 47 | static struct lc_numeric_T _numeric_locale; | |
| 48 | static int _numeric_using_locale; | |
| 49 | static char *_numeric_locale_buf; | |
| 50 | ||
| 51 | int | |
| 52 | __numeric_load_locale(const char *name) | |
| 53 | { | |
| 54 | int ret; | |
| 55 | ||
| 56 | ret = __part_load_locale(name, &_numeric_using_locale, | |
| 57 | _numeric_locale_buf, "LC_NUMERIC", | |
| 58 | LCNUMERIC_SIZE, LCNUMERIC_SIZE, | |
| 59 | (const char **)&_numeric_locale); | |
| 60 | if (ret != _LDP_ERROR) | |
| 61 | __nlocale_changed = 1; | |
| 62 | if (ret == _LDP_LOADED) { | |
| 63 | /* Can't be empty according to C99 */ | |
| 64 | if (*_numeric_locale.decimal_point == '\0') | |
| 65 | _numeric_locale.decimal_point = | |
| 66 | _C_numeric_locale.decimal_point; | |
| 67 | _numeric_locale.grouping = | |
| 68 | __fix_locale_grouping_str(_numeric_locale.grouping); | |
| 69 | } | |
| 70 | return (ret); | |
| 71 | } | |
| 72 | ||
| 73 | struct lc_numeric_T * | |
| 74 | __get_current_numeric_locale(void) | |
| 75 | { | |
| 76 | return (_numeric_using_locale | |
| 77 | ? &_numeric_locale | |
| 78 | : (struct lc_numeric_T *)&_C_numeric_locale); | |
| 79 | } | |
| 80 | ||
| 81 | #ifdef LOCALE_DEBUG | |
| 82 | void | |
| 83 | numericdebug(void) { | |
| 84 | printf( "decimal_point = %s\n" | |
| 85 | "thousands_sep = %s\n" | |
| 86 | "grouping = %s\n", | |
| 87 | _numeric_locale.decimal_point, | |
| 88 | _numeric_locale.thousands_sep, | |
| 89 | _numeric_locale.grouping | |
| 90 | ); | |
| 91 | } | |
| 92 | #endif /* LOCALE_DEBUG */ |