1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 2001 Alexey Zelkin <phantom@FreeBSD.org> 5 * Copyright (c) 1991, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * Copyright (c) 2011 The FreeBSD Foundation 9 * 10 * Portions of this software were developed by David Chisnall 11 * under sponsorship from the FreeBSD Foundation. 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions 15 * are met: 16 * 1. Redistributions of source code must retain the above copyright 17 * notice, this list of conditions and the following disclaimer. 18 * 2. Redistributions in binary form must reproduce the above copyright 19 * notice, this list of conditions and the following disclaimer in the 20 * documentation and/or other materials provided with the distribution. 21 * 3. Neither the name of the University nor the names of its contributors 22 * may be used to endorse or promote products derived from this software 23 * without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 * SUCH DAMAGE. 36 */ 37 38 #if defined(LIBC_SCCS) && !defined(lint) 39 static char sccsid[] = "@(#)localeconv.c 8.1 (Berkeley) 6/4/93"; 40 #endif /* LIBC_SCCS and not lint */ 41 #include <locale.h> 42 43 #include "lmonetary.h" 44 #include "lnumeric.h" 45 46 /* 47 * The localeconv() function constructs a struct lconv from the current 48 * monetary and numeric locales. 49 * 50 * Because localeconv() may be called many times (especially by library 51 * routines like printf() & strtod()), the approprate members of the 52 * lconv structure are computed only when the monetary or numeric 53 * locale has been changed. 54 */ 55 56 /* 57 * Return the current locale conversion. 58 */ 59 struct lconv * 60 localeconv_l(locale_t loc) 61 { 62 FIX_LOCALE(loc); 63 struct lconv *ret = &loc->lconv; 64 65 if (atomic_load_acq_int(&loc->monetary_locale_changed) != 0) { 66 /* LC_MONETARY part */ 67 struct lc_monetary_T * mptr; 68 69 #define M_ASSIGN_STR(NAME) (ret->NAME = (char*)mptr->NAME) 70 #define M_ASSIGN_CHAR(NAME) (ret->NAME = mptr->NAME[0]) 71 72 mptr = __get_current_monetary_locale(loc); 73 M_ASSIGN_STR(int_curr_symbol); 74 M_ASSIGN_STR(currency_symbol); 75 M_ASSIGN_STR(mon_decimal_point); 76 M_ASSIGN_STR(mon_thousands_sep); 77 M_ASSIGN_STR(mon_grouping); 78 M_ASSIGN_STR(positive_sign); 79 M_ASSIGN_STR(negative_sign); 80 M_ASSIGN_CHAR(int_frac_digits); 81 M_ASSIGN_CHAR(frac_digits); 82 M_ASSIGN_CHAR(p_cs_precedes); 83 M_ASSIGN_CHAR(p_sep_by_space); 84 M_ASSIGN_CHAR(n_cs_precedes); 85 M_ASSIGN_CHAR(n_sep_by_space); 86 M_ASSIGN_CHAR(p_sign_posn); 87 M_ASSIGN_CHAR(n_sign_posn); 88 M_ASSIGN_CHAR(int_p_cs_precedes); 89 M_ASSIGN_CHAR(int_n_cs_precedes); 90 M_ASSIGN_CHAR(int_p_sep_by_space); 91 M_ASSIGN_CHAR(int_n_sep_by_space); 92 M_ASSIGN_CHAR(int_p_sign_posn); 93 M_ASSIGN_CHAR(int_n_sign_posn); 94 atomic_store_int(&loc->monetary_locale_changed, 0); 95 } 96 97 if (atomic_load_acq_int(&loc->numeric_locale_changed) != 0) { 98 /* LC_NUMERIC part */ 99 struct lc_numeric_T * nptr; 100 101 #define N_ASSIGN_STR(NAME) (ret->NAME = (char*)nptr->NAME) 102 103 nptr = __get_current_numeric_locale(loc); 104 N_ASSIGN_STR(decimal_point); 105 N_ASSIGN_STR(thousands_sep); 106 N_ASSIGN_STR(grouping); 107 atomic_store_int(&loc->numeric_locale_changed, 0); 108 } 109 110 return ret; 111 } 112 struct lconv * 113 localeconv(void) 114 { 115 return localeconv_l(__get_locale()); 116 } 117