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/*
 * Copyright (c) 2001 Alexey Zelkin <phantom@FreeBSD.org>
 * Copyright (c) 1991, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * Copyright (c) 2011 The FreeBSD Foundation
 * All rights reserved.
 * Portions of this software were developed by David Chisnall
 * under sponsorship from the FreeBSD Foundation.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)localeconv.c	8.1 (Berkeley) 6/4/93";
#endif /* LIBC_SCCS and not lint */
#include <sys/cdefs.h>
__FBSDID("$FreeBSD: release/9.1.0/lib/libc/locale/localeconv.c 235785 2012-05-22 14:40:39Z theraven $");

#include <locale.h>

#include "lmonetary.h"
#include "lnumeric.h"

/* 
 * The localeconv() function constructs a struct lconv from the current
 * monetary and numeric locales.
 *
 * Because localeconv() may be called many times (especially by library
 * routines like printf() & strtod()), the approprate members of the 
 * lconv structure are computed only when the monetary or numeric 
 * locale has been changed.
 */

/*
 * Return the current locale conversion.
 */
struct lconv *
localeconv_l(locale_t loc)
{
	FIX_LOCALE(loc);
    struct lconv *ret = &loc->lconv;

    if (loc->monetary_locale_changed) {
	/* LC_MONETARY part */
        struct lc_monetary_T * mptr; 

#define M_ASSIGN_STR(NAME) (ret->NAME = (char*)mptr->NAME)
#define M_ASSIGN_CHAR(NAME) (ret->NAME = mptr->NAME[0])

	mptr = __get_current_monetary_locale(loc);
	M_ASSIGN_STR(int_curr_symbol);
	M_ASSIGN_STR(currency_symbol);
	M_ASSIGN_STR(mon_decimal_point);
	M_ASSIGN_STR(mon_thousands_sep);
	M_ASSIGN_STR(mon_grouping);
	M_ASSIGN_STR(positive_sign);
	M_ASSIGN_STR(negative_sign);
	M_ASSIGN_CHAR(int_frac_digits);
	M_ASSIGN_CHAR(frac_digits);
	M_ASSIGN_CHAR(p_cs_precedes);
	M_ASSIGN_CHAR(p_sep_by_space);
	M_ASSIGN_CHAR(n_cs_precedes);
	M_ASSIGN_CHAR(n_sep_by_space);
	M_ASSIGN_CHAR(p_sign_posn);
	M_ASSIGN_CHAR(n_sign_posn);
	M_ASSIGN_CHAR(int_p_cs_precedes);
	M_ASSIGN_CHAR(int_n_cs_precedes);
	M_ASSIGN_CHAR(int_p_sep_by_space);
	M_ASSIGN_CHAR(int_n_sep_by_space);
	M_ASSIGN_CHAR(int_p_sign_posn);
	M_ASSIGN_CHAR(int_n_sign_posn);
	loc->monetary_locale_changed = 0;
    }

    if (loc->numeric_locale_changed) {
	/* LC_NUMERIC part */
        struct lc_numeric_T * nptr; 

#define N_ASSIGN_STR(NAME) (ret->NAME = (char*)nptr->NAME)

	nptr = __get_current_numeric_locale(loc);
	N_ASSIGN_STR(decimal_point);
	N_ASSIGN_STR(thousands_sep);
	N_ASSIGN_STR(grouping);
	loc->numeric_locale_changed = 0;
    }

    return ret;
}
struct lconv *
localeconv(void)
{
	return localeconv_l(__get_locale());
}