1/*	$OpenBSD: localeconv.c,v 1.9 2022/12/27 17:10:06 jmc Exp $ */
2/*
3 * Written by J.T. Conklin <jtc@netbsd.org>.
4 * Public domain.
5 */
6
7#include <locale.h>
8#include "localedef.h"
9
10/*
11 * The localeconv() function constructs a struct lconv from the current
12 * monetary and numeric locales.
13 *
14 * Because localeconv() may be called many times (especially by library
15 * routines like printf() & strtod()), the appropriate members of the
16 * lconv structure are computed only when the monetary or numeric
17 * locale has been changed.
18 */
19static int __mlocale_changed = 1;
20static int __nlocale_changed = 1;
21
22/*
23 * Return the current locale conversion.
24 */
25struct lconv *
26localeconv(void)
27{
28    static struct lconv ret;
29
30    if (__mlocale_changed) {
31	/* LC_MONETARY */
32	ret.int_curr_symbol	= _CurrentMonetaryLocale->int_curr_symbol;
33	ret.currency_symbol	= _CurrentMonetaryLocale->currency_symbol;
34	ret.mon_decimal_point	= _CurrentMonetaryLocale->mon_decimal_point;
35	ret.mon_thousands_sep	= _CurrentMonetaryLocale->mon_thousands_sep;
36	ret.mon_grouping	= _CurrentMonetaryLocale->mon_grouping;
37	ret.positive_sign	= _CurrentMonetaryLocale->positive_sign;
38	ret.negative_sign	= _CurrentMonetaryLocale->negative_sign;
39	ret.int_frac_digits	= _CurrentMonetaryLocale->int_frac_digits;
40	ret.frac_digits		= _CurrentMonetaryLocale->frac_digits;
41	ret.p_cs_precedes	= _CurrentMonetaryLocale->p_cs_precedes;
42	ret.p_sep_by_space	= _CurrentMonetaryLocale->p_sep_by_space;
43	ret.n_cs_precedes	= _CurrentMonetaryLocale->n_cs_precedes;
44	ret.n_sep_by_space	= _CurrentMonetaryLocale->n_sep_by_space;
45	ret.p_sign_posn		= _CurrentMonetaryLocale->p_sign_posn;
46	ret.n_sign_posn		= _CurrentMonetaryLocale->n_sign_posn;
47	ret.int_p_cs_precedes	= _CurrentMonetaryLocale->int_p_cs_precedes;
48	ret.int_p_sep_by_space	= _CurrentMonetaryLocale->int_p_sep_by_space;
49	ret.int_n_cs_precedes	= _CurrentMonetaryLocale->int_n_cs_precedes;
50	ret.int_n_sep_by_space	= _CurrentMonetaryLocale->int_n_sep_by_space;
51	ret.int_p_sign_posn	= _CurrentMonetaryLocale->int_p_sign_posn;
52	ret.int_n_sign_posn	= _CurrentMonetaryLocale->int_n_sign_posn;
53	__mlocale_changed = 0;
54    }
55
56    if (__nlocale_changed) {
57	/* LC_NUMERIC */
58	ret.decimal_point	= (char *) _CurrentNumericLocale->decimal_point;
59	ret.thousands_sep	= (char *) _CurrentNumericLocale->thousands_sep;
60	ret.grouping		= (char *) _CurrentNumericLocale->grouping;
61	__nlocale_changed = 0;
62    }
63
64    return (&ret);
65}
66DEF_STRONG(localeconv);
67