2 * SPDX-License-Identifier: BSD-2-Clause
4 * Copyright (c) 2000, 2001 Alexey Zelkin <phantom@FreeBSD.org>
7 * Copyright (c) 2011 The FreeBSD Foundation
9 * Portions of this software were developed by David Chisnall
10 * under sponsorship from the FreeBSD Foundation.
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 #include <sys/cdefs.h>
40 extern const char *__fix_locale_grouping_str(const char *);
42 #define LCNUMERIC_SIZE (sizeof(struct lc_numeric_T) / sizeof(char *))
44 static char numempty[] = { CHAR_MAX, '\0' };
46 static const struct lc_numeric_T _C_numeric_locale = {
47 ".", /* decimal_point */
48 "", /* thousands_sep */
49 numempty /* grouping */
53 destruct_numeric(void *v)
55 struct xlocale_numeric *l = v;
61 struct xlocale_numeric __xlocale_global_numeric;
64 numeric_load_locale(struct xlocale_numeric *loc, int *using_locale,
65 int *changed, const char *name)
68 struct lc_numeric_T *l = &loc->locale;
70 ret = __part_load_locale(name, using_locale,
71 &loc->buffer, "LC_NUMERIC",
72 LCNUMERIC_SIZE, LCNUMERIC_SIZE,
74 if (ret == _LDP_LOADED) {
75 /* Can't be empty according to C99 */
76 if (*l->decimal_point == '\0')
78 _C_numeric_locale.decimal_point;
80 __fix_locale_grouping_str(l->grouping);
82 if (ret != _LDP_ERROR)
83 atomic_store_rel_int(changed, 1);
88 __numeric_load_locale(const char *name)
90 return (numeric_load_locale(&__xlocale_global_numeric,
91 &__xlocale_global_locale.using_numeric_locale,
92 &__xlocale_global_locale.numeric_locale_changed, name));
96 __numeric_load(const char *name, locale_t l)
98 struct xlocale_numeric *new = calloc(sizeof(struct xlocale_numeric),
102 new->header.header.destructor = destruct_numeric;
103 if (numeric_load_locale(new, &l->using_numeric_locale,
104 &l->numeric_locale_changed, name) == _LDP_ERROR) {
105 xlocale_release(new);
111 struct lc_numeric_T *
112 __get_current_numeric_locale(locale_t loc)
114 return (loc->using_numeric_locale ?
115 &((struct xlocale_numeric *)loc->components[XLC_NUMERIC])->locale :
116 (struct lc_numeric_T *)&_C_numeric_locale);
122 printf( "decimal_point = %s\n"
123 "thousands_sep = %s\n"
125 _numeric_locale.decimal_point,
126 _numeric_locale.thousands_sep,
127 _numeric_locale.grouping
130 #endif /* LOCALE_DEBUG */