1 /* $NetBSD: src/lib/libc/locale/localeconv.c,v 1.12 2004/01/02 21:53:49 itojun Exp $ */ 2 /* $DragonFly: src/lib/libc/locale/localeconv.c,v 1.3 2005/04/21 16:36:34 joerg Exp $ */ 3 4 /* 5 * Written by J.T. Conklin <jtc@NetBSD.org>. 6 * Public domain. 7 */ 8 9 #include <sys/localedef.h> 10 #include <locale.h> 11 12 /* 13 * The localeconv() function constructs a struct lconv from the current 14 * monetary and numeric locales. 15 * 16 * Because localeconv() may be called many times (especially by library 17 * routines like printf() & strtod()), the appropriate members of the 18 * lconv structure are computed only when the monetary or numeric 19 * locale has been changed. 20 */ 21 int __mlocale_changed = 1; 22 int __nlocale_changed = 1; 23 24 /* 25 * Return the current locale conversion. 26 */ 27 struct lconv * 28 localeconv(void) 29 { 30 static struct lconv ret; 31 32 if (__mlocale_changed) { 33 /* LC_MONETARY */ 34 ret.int_curr_symbol = _CurrentMonetaryLocale->int_curr_symbol; 35 ret.currency_symbol = _CurrentMonetaryLocale->currency_symbol; 36 ret.mon_decimal_point = 37 _CurrentMonetaryLocale->mon_decimal_point; 38 ret.mon_thousands_sep = 39 _CurrentMonetaryLocale->mon_thousands_sep; 40 ret.mon_grouping = _CurrentMonetaryLocale->mon_grouping; 41 ret.positive_sign = _CurrentMonetaryLocale->positive_sign; 42 ret.negative_sign = _CurrentMonetaryLocale->negative_sign; 43 ret.int_frac_digits = _CurrentMonetaryLocale->int_frac_digits; 44 ret.frac_digits = _CurrentMonetaryLocale->frac_digits; 45 ret.p_cs_precedes = _CurrentMonetaryLocale->p_cs_precedes; 46 ret.p_sep_by_space = _CurrentMonetaryLocale->p_sep_by_space; 47 ret.n_cs_precedes = _CurrentMonetaryLocale->n_cs_precedes; 48 ret.n_sep_by_space = _CurrentMonetaryLocale->n_sep_by_space; 49 ret.p_sign_posn = _CurrentMonetaryLocale->p_sign_posn; 50 ret.n_sign_posn = _CurrentMonetaryLocale->n_sign_posn; 51 ret.int_p_cs_precedes = 52 _CurrentMonetaryLocale->int_p_cs_precedes; 53 ret.int_n_cs_precedes = 54 _CurrentMonetaryLocale->int_n_cs_precedes; 55 ret.int_p_sep_by_space = 56 _CurrentMonetaryLocale->int_p_sep_by_space; 57 ret.int_n_sep_by_space = 58 _CurrentMonetaryLocale->int_n_sep_by_space; 59 ret.int_p_sign_posn = _CurrentMonetaryLocale->int_p_sign_posn; 60 ret.int_n_sign_posn = _CurrentMonetaryLocale->int_n_sign_posn; 61 __mlocale_changed = 0; 62 } 63 64 if (__nlocale_changed) { 65 /* LC_NUMERIC */ 66 /* LINTED const castaway */ 67 ret.decimal_point = 68 (char *)_CurrentNumericLocale->decimal_point; 69 /* LINTED const castaway */ 70 ret.thousands_sep = 71 (char *)_CurrentNumericLocale->thousands_sep; 72 /* LINTED const castaway */ 73 ret.grouping = (char *) _CurrentNumericLocale->grouping; 74 __nlocale_changed = 0; 75 } 76 77 return(&ret); 78 } 79