110 lines
3.4 KiB
C
110 lines
3.4 KiB
C
/*
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* Copyright (c) 2000, 2001 Alexey Zelkin <phantom@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <limits.h>
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#include "lnumeric.h"
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#include "ldpart.h"
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extern int __nlocale_changed;
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extern const char *__fix_locale_grouping_str(const char *);
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#define LCNUMERIC_SIZE (sizeof(struct lc_numeric_T) / sizeof(char *))
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static char numempty[] = { CHAR_MAX, '\0' };
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static const struct lc_numeric_T _C_numeric_locale = {
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".", /* decimal_point */
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"", /* thousands_sep */
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numempty /* grouping */
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#ifdef __HAVE_LOCALE_INFO_EXTENDED__
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, "ASCII", /* codeset */
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L".", /* wdecimal_point */
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L"", /* wthousands_sep */
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#endif
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};
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static struct lc_numeric_T _numeric_locale;
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static int _numeric_using_locale;
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static char *_numeric_locale_buf;
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int
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__numeric_load_locale(const char *name , void *f_wctomb, const char *charset)
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{
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int ret;
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#ifdef __CYGWIN__
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extern int __set_lc_numeric_from_win (const char *,
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const struct lc_numeric_T *,
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struct lc_numeric_T *, char **,
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void *, const char *);
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int old_numeric_using_locale = _numeric_using_locale;
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_numeric_using_locale = 0;
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ret = __set_lc_numeric_from_win (name, &_C_numeric_locale,
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&_numeric_locale, &_numeric_locale_buf,
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f_wctomb, charset);
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/* ret == -1: error, ret == 0: C/POSIX, ret > 0: valid */
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if (ret < 0)
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_numeric_using_locale = old_numeric_using_locale;
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else
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{
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_numeric_using_locale = ret;
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__nlocale_changed = 1;
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ret = 0;
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}
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#else
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__nlocale_changed = 1;
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ret = __part_load_locale(name, &_numeric_using_locale,
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_numeric_locale_buf, "LC_NUMERIC",
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LCNUMERIC_SIZE, LCNUMERIC_SIZE,
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(const char **)&_numeric_locale);
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if (ret == 0 && _numeric_using_locale)
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_numeric_locale.grouping =
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__fix_locale_grouping_str(_numeric_locale.grouping);
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#endif
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return ret;
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}
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struct lc_numeric_T *
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__get_current_numeric_locale(void) {
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return (_numeric_using_locale
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? &_numeric_locale
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: (struct lc_numeric_T *)&_C_numeric_locale);
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}
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#ifdef LOCALE_DEBUG
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void
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numericdebug(void) {
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printf( "decimal_point = %s\n"
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"thousands_sep = %s\n"
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"grouping = %s\n",
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_numeric_locale.decimal_point,
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_numeric_locale.thousands_sep,
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_numeric_locale.grouping
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);
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}
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#endif /* LOCALE_DEBUG */
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