acadia-newlib/newlib/libc/locale/lnumeric.c

97 lines
3.2 KiB
C

/*
* Copyright (c) 2000, 2001 Alexey Zelkin <phantom@FreeBSD.org>
* All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*/
#include "setlocale.h"
#include "ldpart.h"
extern const char *__fix_locale_grouping_str(const char *);
#define LCNUMERIC_SIZE (sizeof(struct lc_numeric_T) / sizeof(char *))
static char numempty[] = { CHAR_MAX, '\0' };
const struct lc_numeric_T _C_numeric_locale = {
".", /* decimal_point */
"", /* thousands_sep */
numempty /* grouping */
#ifdef __HAVE_LOCALE_INFO_EXTENDED__
, "ASCII", /* codeset */
L".", /* wdecimal_point */
L"", /* wthousands_sep */
#endif
};
#ifndef __CYGWIN__
static struct lc_numeric_T _numeric_locale;
static int _numeric_using_locale;
static char *_numeric_locale_buf;
#endif
int
__numeric_load_locale (struct __locale_t *locale, const char *name ,
void *f_wctomb, const char *charset)
{
int ret;
struct lc_numeric_T nm;
char *bufp = NULL;
#ifdef __CYGWIN__
extern int __set_lc_numeric_from_win (const char *,
const struct lc_numeric_T *,
struct lc_numeric_T *, char **,
void *, const char *);
ret = __set_lc_numeric_from_win (name, &_C_numeric_locale, &nm, &bufp,
f_wctomb, charset);
/* ret == -1: error, ret == 0: C/POSIX, ret > 0: valid */
if (ret >= 0)
{
struct lc_numeric_T *nmp = NULL;
if (ret > 0)
{
nmp = (struct lc_numeric_T *) calloc (1, sizeof *nmp);
if (!nmp)
return -1;
memcpy (nmp, &nm, sizeof *nmp);
}
locale->lc_cat[LC_NUMERIC].ptr = ret == 0 ? &_C_numeric_locale : nmp;
if (locale->lc_cat[LC_NUMERIC].buf)
free (locale->lc_cat[LC_NUMERIC].buf);
locale->lc_cat[LC_NUMERIC].buf = bufp;
ret = 0;
}
#else
ret = __part_load_locale(name, &_numeric_using_locale,
_numeric_locale_buf, "LC_NUMERIC",
LCNUMERIC_SIZE, LCNUMERIC_SIZE,
(const char **)&_numeric_locale);
if (ret == 0 && _numeric_using_locale)
_numeric_locale.grouping =
__fix_locale_grouping_str(_numeric_locale.grouping);
#endif
return ret;
}