138 lines
5.1 KiB
C
138 lines
5.1 KiB
C
/* Copyright (C) 1991, 92, 95, 96, 97, 98, 99 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/*
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* ISO C Standard: 4.4 LOCALIZATION <locale.h>
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*/
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#ifndef _LOCALE_H
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#define _LOCALE_H 1
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#include <features.h>
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#define __need_NULL
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#include <stddef.h>
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__BEGIN_DECLS
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/* These are the possibilities for the first argument to setlocale.
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The code assumes that the lowest LC_* symbol has the value zero. */
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#define LC_CTYPE 0
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#define LC_NUMERIC 1
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#define LC_TIME 2
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#define LC_COLLATE 3
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#define LC_MONETARY 4
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#define LC_MESSAGES 5
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#define LC_ALL 6
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#define LC_PAPER 7
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#define LC_NAME 8
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#define LC_ADDRESS 9
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#define LC_TELEPHONE 10
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#define LC_MEASUREMENT 11
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#define LC_IDENTIFICATION 12
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/* Structure giving information about numeric and monetary notation. */
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struct lconv
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{
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/* Numeric (non-monetary) information. */
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char *decimal_point; /* Decimal point character. */
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char *thousands_sep; /* Thousands separator. */
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/* Each element is the number of digits in each group;
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elements with higher indices are farther left.
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An element with value CHAR_MAX means that no further grouping is done.
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An element with value 0 means that the previous element is used
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for all groups farther left. */
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char *grouping;
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/* Monetary information. */
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/* First three chars are a currency symbol from ISO 4217.
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Fourth char is the separator. Fifth char is '\0'. */
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char *int_curr_symbol;
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char *currency_symbol; /* Local currency symbol. */
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char *mon_decimal_point; /* Decimal point character. */
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char *mon_thousands_sep; /* Thousands separator. */
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char *mon_grouping; /* Like `grouping' element (above). */
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char *positive_sign; /* Sign for positive values. */
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char *negative_sign; /* Sign for negative values. */
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char int_frac_digits; /* Int'l fractional digits. */
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char frac_digits; /* Local fractional digits. */
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/* 1 if currency_symbol precedes a positive value, 0 if succeeds. */
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char p_cs_precedes;
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/* 1 iff a space separates currency_symbol from a positive value. */
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char p_sep_by_space;
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/* 1 if currency_symbol precedes a negative value, 0 if succeeds. */
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char n_cs_precedes;
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/* 1 iff a space separates currency_symbol from a negative value. */
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char n_sep_by_space;
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/* Positive and negative sign positions:
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0 Parentheses surround the quantity and currency_symbol.
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1 The sign string precedes the quantity and currency_symbol.
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2 The sign string follows the quantity and currency_symbol.
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3 The sign string immediately precedes the currency_symbol.
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4 The sign string immediately follows the currency_symbol. */
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char p_sign_posn;
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char n_sign_posn;
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};
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/* Set and/or return the current locale. */
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extern char *setlocale (int __category, __const char *__locale) __THROW;
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/* Return the numeric/monetary information for the current locale. */
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extern struct lconv *localeconv (void) __THROW;
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#ifdef __USE_GNU
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/* The concept of one static locale per category is not very well
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thought out. Many applications will need to process its data using
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information from several different locales. Another application is
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the implementation of the internationalization handling in the
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upcoming ISO C++ standard library. To support this another set of
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the functions using locale data exist which have an additional
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argument.
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Attention: all these functions are *not* standardized in any form.
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This is a proof-of-concept implementation. */
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/* Get locale datatype definition. */
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# include <xlocale.h>
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/* Return a reference to a data structure representing a set of locale
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datasets. Unlike for the CATEGORY parameter for `setlocale' the
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CATEGORY_MASK parameter here uses a single bit for each category.
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I.e., 1 << LC_CTYPE means to load data for this category. If
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BASE is non-null the appropriate category information in the BASE
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record is replaced. */
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extern __locale_t __newlocale (int __category_mask, __const char *__locale,
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__locale_t __base) __THROW;
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/* Return a duplicate of the set of locale in DATASET. All usage
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counters are increased if necessary. */
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extern __locale_t __duplocale (__locale_t __dataset) __THROW;
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/* Free the data associated with a locale dataset previously returned
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by a call to `setlocale_r'. */
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extern void __freelocale (__locale_t __dataset) __THROW;
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#endif
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__END_DECLS
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#endif /* locale.h */
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