1 /* 2 * Copyright (c) 2001 Alexey Zelkin <phantom@FreeBSD.org> 3 * Copyright (c) 1991, 1993 4 * The Regents of the University of California. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by the University of 17 * California, Berkeley and its contributors. 18 * 4. Neither the name of the University nor the names of its contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * @(#)localeconv.c 8.1 (Berkeley) 6/4/93 35 * $FreeBSD: src/lib/libc/locale/localeconv.c,v 1.1.1.1.14.2 2002/03/12 17:17:48 phantom Exp $ 36 * $DragonFly: src/lib/libc/locale/localeconv.c,v 1.2 2003/06/17 04:26:44 dillon Exp $ 37 */ 38 39 #include <locale.h> 40 #include "lmonetary.h" 41 #include "lnumeric.h" 42 43 /* 44 * The localeconv() function constructs a struct lconv from the current 45 * monetary and numeric locales. 46 * 47 * Because localeconv() may be called many times (especially by library 48 * routines like printf() & strtod()), the approprate members of the 49 * lconv structure are computed only when the monetary or numeric 50 * locale has been changed. 51 */ 52 int __mlocale_changed = 1; 53 int __nlocale_changed = 1; 54 55 /* 56 * Return the current locale conversion. 57 */ 58 struct lconv * 59 localeconv() 60 { 61 static struct lconv ret; 62 63 if (__mlocale_changed) { 64 /* LC_MONETARY part */ 65 struct lc_monetary_T * mptr; 66 67 #define M_ASSIGN_STR(NAME) (ret.NAME = (char*)mptr->NAME) 68 #define M_ASSIGN_CHAR(NAME) (ret.NAME = mptr->NAME[0]) 69 70 mptr = __get_current_monetary_locale(); 71 M_ASSIGN_STR(int_curr_symbol); 72 M_ASSIGN_STR(currency_symbol); 73 M_ASSIGN_STR(mon_decimal_point); 74 M_ASSIGN_STR(mon_thousands_sep); 75 M_ASSIGN_STR(mon_grouping); 76 M_ASSIGN_STR(positive_sign); 77 M_ASSIGN_STR(negative_sign); 78 M_ASSIGN_CHAR(int_frac_digits); 79 M_ASSIGN_CHAR(frac_digits); 80 M_ASSIGN_CHAR(p_cs_precedes); 81 M_ASSIGN_CHAR(p_sep_by_space); 82 M_ASSIGN_CHAR(n_cs_precedes); 83 M_ASSIGN_CHAR(n_sep_by_space); 84 M_ASSIGN_CHAR(p_sign_posn); 85 M_ASSIGN_CHAR(n_sign_posn); 86 __mlocale_changed = 0; 87 } 88 89 if (__nlocale_changed) { 90 /* LC_NUMERIC part */ 91 struct lc_numeric_T * nptr; 92 93 #define N_ASSIGN_STR(NAME) (ret.NAME = (char*)nptr->NAME) 94 95 nptr = __get_current_numeric_locale(); 96 N_ASSIGN_STR(decimal_point); 97 N_ASSIGN_STR(thousands_sep); 98 N_ASSIGN_STR(grouping); 99 __nlocale_changed = 0; 100 } 101 102 return (&ret); 103 } 104