1/* Copyright (C) 1991,1992,1995-2002,2007,2009 Free Software Foundation, Inc. 2 This file is part of the GNU C Library. 3 4 The GNU C Library is free software; you can redistribute it and/or 5 modify it under the terms of the GNU Lesser General Public 6 License as published by the Free Software Foundation; either 7 version 2.1 of the License, or (at your option) any later version. 8 9 The GNU C Library is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 Lesser General Public License for more details. 13 14 You should have received a copy of the GNU Lesser General Public 15 License along with the GNU C Library; if not, write to the Free 16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 17 02111-1307 USA. */ 18 19/* 20 * ISO C99 Standard: 7.11 Localization <locale.h> 21 */ 22 23#ifndef _LOCALE_H 24#define _LOCALE_H 1 25 26#include <features.h> 27 28#define __need_NULL 29#include <stddef.h> 30#include <bits/uClibc_locale.h> 31 32__BEGIN_DECLS 33 34/* These are the possibilities for the first argument to setlocale. 35 The code assumes that the lowest LC_* symbol has the value zero. */ 36#define LC_CTYPE __LC_CTYPE 37#define LC_NUMERIC __LC_NUMERIC 38#define LC_TIME __LC_TIME 39#define LC_COLLATE __LC_COLLATE 40#define LC_MONETARY __LC_MONETARY 41#define LC_MESSAGES __LC_MESSAGES 42#define LC_ALL __LC_ALL 43#if 0 44#define LC_PAPER __LC_PAPER 45#define LC_NAME __LC_NAME 46#define LC_ADDRESS __LC_ADDRESS 47#define LC_TELEPHONE __LC_TELEPHONE 48#define LC_MEASUREMENT __LC_MEASUREMENT 49#define LC_IDENTIFICATION __LC_IDENTIFICATION 50#endif 51 52 53__BEGIN_NAMESPACE_STD 54 55/* Structure giving information about numeric and monetary notation. */ 56struct lconv 57{ 58 /* Numeric (non-monetary) information. */ 59 60 char *decimal_point; /* Decimal point character. */ 61 char *thousands_sep; /* Thousands separator. */ 62 /* Each element is the number of digits in each group; 63 elements with higher indices are farther left. 64 An element with value CHAR_MAX means that no further grouping is done. 65 An element with value 0 means that the previous element is used 66 for all groups farther left. */ 67 char *grouping; 68 69 /* Monetary information. */ 70 71 /* First three chars are a currency symbol from ISO 4217. 72 Fourth char is the separator. Fifth char is '\0'. */ 73 char *int_curr_symbol; 74 char *currency_symbol; /* Local currency symbol. */ 75 char *mon_decimal_point; /* Decimal point character. */ 76 char *mon_thousands_sep; /* Thousands separator. */ 77 char *mon_grouping; /* Like `grouping' element (above). */ 78 char *positive_sign; /* Sign for positive values. */ 79 char *negative_sign; /* Sign for negative values. */ 80 char int_frac_digits; /* Int'l fractional digits. */ 81 char frac_digits; /* Local fractional digits. */ 82 /* 1 if currency_symbol precedes a positive value, 0 if succeeds. */ 83 char p_cs_precedes; 84 /* 1 iff a space separates currency_symbol from a positive value. */ 85 char p_sep_by_space; 86 /* 1 if currency_symbol precedes a negative value, 0 if succeeds. */ 87 char n_cs_precedes; 88 /* 1 iff a space separates currency_symbol from a negative value. */ 89 char n_sep_by_space; 90 /* Positive and negative sign positions: 91 0 Parentheses surround the quantity and currency_symbol. 92 1 The sign string precedes the quantity and currency_symbol. 93 2 The sign string follows the quantity and currency_symbol. 94 3 The sign string immediately precedes the currency_symbol. 95 4 The sign string immediately follows the currency_symbol. */ 96 char p_sign_posn; 97 char n_sign_posn; 98#ifdef __USE_ISOC99 99 /* 1 if int_curr_symbol precedes a positive value, 0 if succeeds. */ 100 char int_p_cs_precedes; 101 /* 1 iff a space separates int_curr_symbol from a positive value. */ 102 char int_p_sep_by_space; 103 /* 1 if int_curr_symbol precedes a negative value, 0 if succeeds. */ 104 char int_n_cs_precedes; 105 /* 1 iff a space separates int_curr_symbol from a negative value. */ 106 char int_n_sep_by_space; 107 /* Positive and negative sign positions: 108 0 Parentheses surround the quantity and int_curr_symbol. 109 1 The sign string precedes the quantity and int_curr_symbol. 110 2 The sign string follows the quantity and int_curr_symbol. 111 3 The sign string immediately precedes the int_curr_symbol. 112 4 The sign string immediately follows the int_curr_symbol. */ 113 char int_p_sign_posn; 114 char int_n_sign_posn; 115#else 116 char __int_p_cs_precedes; 117 char __int_p_sep_by_space; 118 char __int_n_cs_precedes; 119 char __int_n_sep_by_space; 120 char __int_p_sign_posn; 121 char __int_n_sign_posn; 122#endif 123}; 124 125 126/* Set and/or return the current locale. */ 127extern char *setlocale (int __category, __const char *__locale) __THROW; 128 129/* Return the numeric/monetary information for the current locale. */ 130extern struct lconv *localeconv (void) __THROW; 131 132__END_NAMESPACE_STD 133 134 135#if defined __USE_XOPEN2K8 && defined __UCLIBC_HAS_LOCALE__ 136/* The concept of one static locale per category is not very well 137 thought out. Many applications will need to process its data using 138 information from several different locales. Another application is 139 the implementation of the internationalization handling in the 140 upcoming ISO C++ standard library. To support this another set of 141 the functions using locale data exist which have an additional 142 argument. 143 144 Attention: all these functions are *not* standardized in any form. 145 This is a proof-of-concept implementation. */ 146 147#ifdef __UCLIBC_HAS_XLOCALE__ 148/* Get locale datatype definition. */ 149# include <xlocale.h> 150#endif 151 152/* POSIX 2008 makes locale_t official. */ 153typedef __locale_t locale_t; 154 155/* Return a reference to a data structure representing a set of locale 156 datasets. Unlike for the CATEGORY parameter for `setlocale' the 157 CATEGORY_MASK parameter here uses a single bit for each category, 158 made by OR'ing together LC_*_MASK bits above. */ 159extern __locale_t newlocale (int __category_mask, __const char *__locale, 160 __locale_t __base) __THROW; 161 162/* These are the bits that can be set in the CATEGORY_MASK argument to 163 `newlocale'. In the GNU implementation, LC_FOO_MASK has the value 164 of (1 << LC_FOO), but this is not a part of the interface that 165 callers can assume will be true. */ 166# define LC_CTYPE_MASK (1 << __LC_CTYPE) 167# define LC_NUMERIC_MASK (1 << __LC_NUMERIC) 168# define LC_TIME_MASK (1 << __LC_TIME) 169# define LC_COLLATE_MASK (1 << __LC_COLLATE) 170# define LC_MONETARY_MASK (1 << __LC_MONETARY) 171# define LC_MESSAGES_MASK (1 << __LC_MESSAGES) 172#ifdef LC_PAPER 173# define LC_PAPER_MASK (1 << __LC_PAPER) 174# define LC_NAME_MASK (1 << __LC_NAME) 175# define LC_ADDRESS_MASK (1 << __LC_ADDRESS) 176# define LC_TELEPHONE_MASK (1 << __LC_TELEPHONE) 177# define LC_MEASUREMENT_MASK (1 << __LC_MEASUREMENT) 178# define LC_IDENTIFICATION_MASK (1 << __LC_IDENTIFICATION) 179# define LC_ALL_MASK (LC_CTYPE_MASK \ 180 | LC_NUMERIC_MASK \ 181 | LC_TIME_MASK \ 182 | LC_COLLATE_MASK \ 183 | LC_MONETARY_MASK \ 184 | LC_MESSAGES_MASK \ 185 | LC_PAPER_MASK \ 186 | LC_NAME_MASK \ 187 | LC_ADDRESS_MASK \ 188 | LC_TELEPHONE_MASK \ 189 | LC_MEASUREMENT_MASK \ 190 | LC_IDENTIFICATION_MASK \ 191 ) 192#else /* LC_PAPER */ 193# define LC_ALL_MASK (LC_CTYPE_MASK \ 194 | LC_NUMERIC_MASK \ 195 | LC_TIME_MASK \ 196 | LC_COLLATE_MASK \ 197 | LC_MONETARY_MASK \ 198 | LC_MESSAGES_MASK \ 199 ) 200#endif /* LC_PAPER */ 201 202/* Return a duplicate of the set of locale in DATASET. All usage 203 counters are increased if necessary. */ 204extern __locale_t duplocale (__locale_t __dataset) __THROW; 205 206/* Free the data associated with a locale dataset previously returned 207 by a call to `setlocale_r'. */ 208extern void freelocale (__locale_t __dataset) __THROW; 209 210/* Switch the current thread's locale to DATASET. 211 If DATASET is null, instead just return the current setting. 212 The special value LC_GLOBAL_LOCALE is the initial setting 213 for all threads and can also be installed any time, meaning 214 the thread uses the global settings controlled by `setlocale'. */ 215extern __locale_t uselocale (__locale_t __dataset) __THROW; 216 217/* This value can be passed to `uselocale' and may be returned by it. 218 Passing this value to any other function has undefined behavior. */ 219# define LC_GLOBAL_LOCALE ((__locale_t) -1L) 220 221#endif 222 223__END_DECLS 224 225#endif /* locale.h */ 226