glibc/locale/indigitswc.h
Ulrich Drepper 4295702fe3 Update.
2000-01-28  Ulrich Drepper  <drepper@cygnus.com>

	* locale/C-monetary.c: Add initializers for new fields.
	* locale/C-numeric.c: Likewise.
	* locale/Makefile (distribute): Add indigits.h, indigitswc.h,
	outdigits.h, and outdigitswc.h.
	* locale/langinfo.h: Add _NL_MONETARY_DECIMAL_POINT_WC,
	_NL_MONETARY_THOUSANDS_SEP_WC, _NL_NUMERIC_DECIMAL_POINT_WC,
	and _NL_NUMERIC_THOUSANDS_SEP_WC.
	* locale/indigits.h: New file.
	* locale/indigitswc.h: New file.
	* locale/outdigits.h: New file.
	* locale/outdigitswc.h: New file.
	* locale/programs/ld-monetary.c: Write out decimal point and
	thousands separator info in wide character form.
	* locale/programs/ld-numeric.c: Likewise.
	* stdio-common/Makefile (routines): Add _i18n_itoa and _i18n_itowa.
	(distribute): Add _i18n_itoa.h and _i18n_itowa.h.
	* stdio-common/_i18n_itoa.c: New file.
	* stdio-common/_i18n_itoa.h: New file.
	* stdio-common/_i18n_itowa.c: New file.
	* stdio-common/_i18n_itowa.h: New file.
	* stdio-common/printf-parse.h: Parse 'I' flag.
	* stdio-common/printf.h (struct printf_info): Add i18n field.
	* stdio-common/vfprintf.c: Implement 'I' flag to print using locales'
	outdigits.
2000-01-29 02:54:27 +00:00

89 lines
2.6 KiB
C

/* Copyright (C) 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@gnu.org>, 2000.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <assert.h>
#include <langinfo.h>
/* Look up the value of the next multibyte character and return its numerical
value if it is one of the digits known in the locale. If *DECIDED is
-1 this means it is not yet decided which form it is and we have to
search through all available digits. Otherwise we know which script
the digits are from. */
static inline int
indigitwc_value (wchar_t wc, int *decided)
{
int from_level;
int to_level;
const wchar_t *wcdigits[10];
int n;
if (*decided != -1)
from_level = to_level = *decided;
else
{
from_level = 0;
to_level = _NL_CURRENT_WORD (LC_CTYPE, _NL_CTYPE_INDIGITS_WC_LEN) - 1;
assert (from_level <= to_level);
}
/* In this round we get the pointer to the digit strings and also perform
the first round of comparisons. */
for (n = 0; n < 10; ++n)
{
/* Get the string for the digits with value N. */
wcdigits[n] = _NL_CURRENT (LC_CTYPE, _NL_CTYPE_INDIGITS0_WC + n);
if (wc == wcdigits[n])
{
/* Found it. */
if (*decided == -1)
*decided = 0;
return n;
}
/* Advance the pointer to the next string. */
++wcdigits[n];
}
/* Now perform the remaining tests. */
while (++from_level <= to_level)
{
/* Search all ten digits of this level. */
for (n = 0; n < 10; ++n)
{
if (wc == wcdigits[n])
{
/* Found it. */
if (*decided == -1)
*decided = from_level;
return n;
}
/* Advance the pointer to the next string. */
++wcdigits[n];
}
/* Next level. */
++from_level;
}
/* If we reach this point no matching digit was found. */
return -1;
}