1ab62b326e
with no __ prefix. * locale/langinfo.h [__USE_GNU]: Declare nl_langinfo_l. * ctype/ctype.h [__USE_GNU]: Add declarations and macros for all *_l functions with no __ prefix. * wctype/wcfuncs_l.c: Define weak aliases without __ for all fns. * ctype/ctype_l.c: Likewise. * locale/nl_langinfo.c: Likewise. * string/string.h [__USE_GNU]: Add decls for all *_l fns with no __. * stdlib/stdlib.h [__USE_GNU]: Likewise. * wcsmbs/wchar.h [__USE_GNU]: Likewise. * wctype/wctype.h [__USE_GNU]: Likewise. * string/strcoll_l.c (strcoll_l): Define as weak alias. * string/strxfrm_l.c (strxfrm_l): Define as weak alias. * sysdeps/generic/strcasecmp_l.c (strcasecmp_l): Define as weak alias. * sysdeps/generic/strncase_l.c (strncasecmp_l): Define as weak alias. * stdlib/strtod_l.c (strtod_l): Define as weak alias. * stdlib/strtof_l.c (strtof_l): Define as weak alias. * stdlib/strtold_l.c (strtold_l): Define as weak alias. * wcsmbs/wcscasecmp_l.c (wcscasecmp_l): Define as weak alias. (__wcscasecmp_l): Add libc_hidden_def. * wcsmbs/wcsncase_l.c (wcsncasecmp_l): Define as weak alias. (__wcsncasecmp_l): Add libc_hidden_def. * wcsmbs/wcstof_l.c (wcstof_l): Define as weak alias. * wcsmbs/wcstod_l.c (wcstod_l): Define as weak alias. * wcsmbs/wcstold_l.c (wcstold_l): Define as weak alias. * wcsmbs/wcscoll_l.c (wcscoll_l): Define as weak alias. * wcsmbs/wcsxfrm_l.c (wcsxfrm_l): Define as weak alias. * sysdeps/generic/wcstol_l.c (wcstol_l): Define as weak alias. * sysdeps/generic/wcstoll_l.c (wcstoll_l): Define as weak alias. * sysdeps/generic/wcstoul_l.c (wcstoul_l): Define as weak alias. * sysdeps/generic/wcstoull_l.c (wcstoull_l): Define as weak alias. * sysdeps/wordsize-64/wcstol_l.c (wcstoll_l): Define as weak alias. * sysdeps/wordsize-64/wcstoul_l.c (wcstoull_l): Define as weak alias. * wctype/wctrans_l.c (wctrans_l) Define as weak alias. * wctype/towctrans_l.c (towctrans_l) Define as weak alias. * wctype/wctype_l.c (wctype_l) Define as weak alias.
718 lines
26 KiB
C
718 lines
26 KiB
C
/* Copyright (C) 1995-99,2000,01,02 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 Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the 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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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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/*
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* ISO C99 Standard: 7.24
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* Extended multibyte and wide character utilities <wchar.h>
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*/
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#ifndef _WCHAR_H
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#ifndef __need_mbstate_t
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# define _WCHAR_H 1
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# include <features.h>
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#endif
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#ifdef _WCHAR_H
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/* Get FILE definition. */
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# define __need___FILE
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# ifdef __USE_UNIX98
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# define __need_FILE
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# endif
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# include <stdio.h>
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/* Get va_list definition. */
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# define __need___va_list
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# include <stdarg.h>
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/* Get size_t, wchar_t, wint_t and NULL from <stddef.h>. */
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# define __need_size_t
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# define __need_wchar_t
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# define __need_NULL
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#endif
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#define __need_wint_t
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#include <stddef.h>
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#include <bits/wchar.h>
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/* We try to get wint_t from <stddef.h>, but not all GCC versions define it
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there. So define it ourselves if it remains undefined. */
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#ifndef _WINT_T
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/* Integral type unchanged by default argument promotions that can
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hold any value corresponding to members of the extended character
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set, as well as at least one value that does not correspond to any
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member of the extended character set. */
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# define _WINT_T
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typedef unsigned int wint_t;
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#endif
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#ifndef __mbstate_t_defined
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# define __mbstate_t_defined 1
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/* Conversion state information. */
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typedef struct
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{
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int __count;
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union
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{
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wint_t __wch;
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char __wchb[4];
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} __value; /* Value so far. */
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} __mbstate_t;
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#endif
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#undef __need_mbstate_t
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/* The rest of the file is only used if used if __need_mbstate_t is not
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defined. */
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#ifdef _WCHAR_H
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/* Public type. */
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typedef __mbstate_t mbstate_t;
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#ifndef WCHAR_MIN
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/* These constants might also be defined in <inttypes.h>. */
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# define WCHAR_MIN __WCHAR_MIN
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# define WCHAR_MAX __WCHAR_MAX
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#endif
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#ifndef WEOF
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# define WEOF (0xffffffffu)
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#endif
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/* For XPG4 compliance we have to define the stuff from <wctype.h> here
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as well. */
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#if defined __USE_XOPEN && !defined __USE_UNIX98
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# include <wctype.h>
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#endif
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/* This incomplete type is defined in <time.h> but needed here because
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of `wcsftime'. */
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struct tm;
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__BEGIN_DECLS
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/* Copy SRC to DEST. */
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extern wchar_t *wcscpy (wchar_t *__restrict __dest,
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__const wchar_t *__restrict __src) __THROW;
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/* Copy no more than N wide-characters of SRC to DEST. */
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extern wchar_t *wcsncpy (wchar_t *__restrict __dest,
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__const wchar_t *__restrict __src, size_t __n)
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__THROW;
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/* Append SRC onto DEST. */
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extern wchar_t *wcscat (wchar_t *__restrict __dest,
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__const wchar_t *__restrict __src) __THROW;
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/* Append no more than N wide-characters of SRC onto DEST. */
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extern wchar_t *wcsncat (wchar_t *__restrict __dest,
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__const wchar_t *__restrict __src, size_t __n)
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__THROW;
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/* Compare S1 and S2. */
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extern int wcscmp (__const wchar_t *__s1, __const wchar_t *__s2)
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__THROW __attribute_pure__;
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/* Compare N wide-characters of S1 and S2. */
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extern int wcsncmp (__const wchar_t *__s1, __const wchar_t *__s2, size_t __n)
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__THROW __attribute_pure__;
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#ifdef __USE_GNU
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/* Compare S1 and S2, ignoring case. */
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extern int wcscasecmp (__const wchar_t *__s1, __const wchar_t *__s2) __THROW;
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/* Compare no more than N chars of S1 and S2, ignoring case. */
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extern int wcsncasecmp (__const wchar_t *__s1, __const wchar_t *__s2,
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size_t __n) __THROW;
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/* Similar to the two functions above but take the information from
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the provided locale and not the global locale. */
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# include <xlocale.h>
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extern int __wcscasecmp_l (__const wchar_t *__s1, __const wchar_t *__s2,
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__locale_t __loc) __THROW;
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extern int wcscasecmp_l (__const wchar_t *__s1, __const wchar_t *__s2,
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__locale_t __loc) __THROW;
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extern int __wcsncasecmp_l (__const wchar_t *__s1, __const wchar_t *__s2,
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size_t __n, __locale_t __loc) __THROW;
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extern int wcsncasecmp_l (__const wchar_t *__s1, __const wchar_t *__s2,
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size_t __n, __locale_t __loc) __THROW;
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#endif
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/* Compare S1 and S2, both interpreted as appropriate to the
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LC_COLLATE category of the current locale. */
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extern int wcscoll (__const wchar_t *__s1, __const wchar_t *__s2) __THROW;
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/* Transform S2 into array pointed to by S1 such that if wcscmp is
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applied to two transformed strings the result is the as applying
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`wcscoll' to the original strings. */
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extern size_t wcsxfrm (wchar_t *__restrict __s1,
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__const wchar_t *__restrict __s2, size_t __n) __THROW;
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#ifdef __USE_GNU
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/* Similar to the two functions above but take the information from
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the provided locale and not the global locale. */
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/* Compare S1 and S2, both interpreted as appropriate to the
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LC_COLLATE category of the given locale. */
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extern int __wcscoll_l (__const wchar_t *__s1, __const wchar_t *__s2,
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__locale_t __loc) __THROW;
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extern int wcscoll_l (__const wchar_t *__s1, __const wchar_t *__s2,
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__locale_t __loc) __THROW;
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/* Transform S2 into array pointed to by S1 such that if wcscmp is
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applied to two transformed strings the result is the as applying
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`wcscoll' to the original strings. */
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extern size_t __wcsxfrm_l (wchar_t *__s1, __const wchar_t *__s2,
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size_t __n, __locale_t __loc) __THROW;
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extern size_t wcsxfrm_l (wchar_t *__s1, __const wchar_t *__s2,
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size_t __n, __locale_t __loc) __THROW;
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/* Duplicate S, returning an identical malloc'd string. */
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extern wchar_t *wcsdup (__const wchar_t *__s) __THROW __attribute_malloc__;
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#endif
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/* Find the first occurrence of WC in WCS. */
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extern wchar_t *wcschr (__const wchar_t *__wcs, wchar_t __wc)
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__THROW __attribute_pure__;
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/* Find the last occurrence of WC in WCS. */
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extern wchar_t *wcsrchr (__const wchar_t *__wcs, wchar_t __wc)
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__THROW __attribute_pure__;
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#ifdef __USE_GNU
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/* This function is similar to `wcschr'. But it returns a pointer to
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the closing NUL wide character in case C is not found in S. */
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extern wchar_t *wcschrnul (__const wchar_t *__s, wchar_t __wc)
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__THROW __attribute_pure__;
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#endif
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/* Return the length of the initial segmet of WCS which
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consists entirely of wide characters not in REJECT. */
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extern size_t wcscspn (__const wchar_t *__wcs, __const wchar_t *__reject)
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__THROW __attribute_pure__;
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/* Return the length of the initial segmet of WCS which
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consists entirely of wide characters in ACCEPT. */
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extern size_t wcsspn (__const wchar_t *__wcs, __const wchar_t *__accept)
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__THROW __attribute_pure__;
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/* Find the first occurrence in WCS of any character in ACCEPT. */
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extern wchar_t *wcspbrk (__const wchar_t *__wcs, __const wchar_t *__accept)
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__THROW __attribute_pure__;
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/* Find the first occurrence of NEEDLE in HAYSTACK. */
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extern wchar_t *wcsstr (__const wchar_t *__haystack, __const wchar_t *__needle)
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__THROW __attribute_pure__;
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#ifdef __USE_XOPEN
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/* Another name for `wcsstr' from XPG4. */
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extern wchar_t *wcswcs (__const wchar_t *__haystack, __const wchar_t *__needle)
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__THROW __attribute_pure__;
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#endif
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/* Divide WCS into tokens separated by characters in DELIM. */
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extern wchar_t *wcstok (wchar_t *__restrict __s,
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__const wchar_t *__restrict __delim,
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wchar_t **__restrict __ptr) __THROW;
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/* Return the number of wide characters in S. */
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extern size_t wcslen (__const wchar_t *__s) __THROW __attribute_pure__;
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#ifdef __USE_GNU
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/* Return the number of wide characters in S, but at most MAXLEN. */
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extern size_t wcsnlen (__const wchar_t *__s, size_t __maxlen)
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__THROW __attribute_pure__;
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#endif
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/* Search N wide characters of S for C. */
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extern wchar_t *wmemchr (__const wchar_t *__s, wchar_t __c, size_t __n)
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__THROW __attribute_pure__;
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/* Compare N wide characters of S1 and S2. */
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extern int wmemcmp (__const wchar_t *__restrict __s1,
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__const wchar_t *__restrict __s2, size_t __n)
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__THROW __attribute_pure__;
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/* Copy N wide characters of SRC to DEST. */
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extern wchar_t *wmemcpy (wchar_t *__restrict __s1,
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__const wchar_t *__restrict __s2, size_t __n) __THROW;
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/* Copy N wide characters of SRC to DEST, guaranteeing
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correct behavior for overlapping strings. */
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extern wchar_t *wmemmove (wchar_t *__s1, __const wchar_t *__s2, size_t __n)
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__THROW;
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/* Set N wide characters of S to C. */
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extern wchar_t *wmemset (wchar_t *__s, wchar_t __c, size_t __n) __THROW;
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#ifdef __USE_GNU
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/* Copy N wide characters of SRC to DEST and return pointer to following
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wide character. */
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extern wchar_t *wmempcpy (wchar_t *__restrict __s1,
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__const wchar_t *__restrict __s2, size_t __n)
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__THROW;
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#endif
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/* Determine whether C constitutes a valid (one-byte) multibyte
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character. */
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extern wint_t btowc (int __c) __THROW;
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/* Determine whether C corresponds to a member of the extended
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character set whose multibyte representation is a single byte. */
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extern int wctob (wint_t __c) __THROW;
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/* Determine whether PS points to an object representing the initial
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state. */
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extern int mbsinit (__const mbstate_t *__ps) __THROW __attribute_pure__;
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/* Write wide character representation of multibyte character pointed
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to by S to PWC. */
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extern size_t mbrtowc (wchar_t *__restrict __pwc,
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__const char *__restrict __s, size_t __n,
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mbstate_t *__p) __THROW;
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/* Write multibyte representation of wide character WC to S. */
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extern size_t wcrtomb (char *__restrict __s, wchar_t __wc,
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mbstate_t *__restrict __ps) __THROW;
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/* Return number of bytes in multibyte character pointed to by S. */
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extern size_t __mbrlen (__const char *__restrict __s, size_t __n,
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mbstate_t *__restrict __ps) __THROW;
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extern size_t mbrlen (__const char *__restrict __s, size_t __n,
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mbstate_t *__restrict __ps) __THROW;
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#ifdef __USE_EXTERN_INLINES
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/* Define inline function as optimization. */
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extern __inline size_t mbrlen (__const char *__restrict __s, size_t __n,
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mbstate_t *__restrict __ps) __THROW
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{ return (__ps != NULL
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? mbrtowc (NULL, __s, __n, __ps) : __mbrlen (__s, __n, NULL)); }
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#endif
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/* Write wide character representation of multibyte character string
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SRC to DST. */
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extern size_t mbsrtowcs (wchar_t *__restrict __dst,
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__const char **__restrict __src, size_t __len,
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mbstate_t *__restrict __ps) __THROW;
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/* Write multibyte character representation of wide character string
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SRC to DST. */
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extern size_t wcsrtombs (char *__restrict __dst,
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__const wchar_t **__restrict __src, size_t __len,
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mbstate_t *__restrict __ps) __THROW;
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#ifdef __USE_GNU
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/* Write wide character representation of at most NMC bytes of the
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multibyte character string SRC to DST. */
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extern size_t mbsnrtowcs (wchar_t *__restrict __dst,
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__const char **__restrict __src, size_t __nmc,
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size_t __len, mbstate_t *__restrict __ps) __THROW;
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/* Write multibyte character representation of at most NWC characters
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from the wide character string SRC to DST. */
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extern size_t wcsnrtombs (char *__restrict __dst,
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__const wchar_t **__restrict __src,
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size_t __nwc, size_t __len,
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mbstate_t *__restrict __ps) __THROW;
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#endif /* use GNU */
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/* The following functions are extensions found in X/Open CAE. */
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#ifdef __USE_XOPEN
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/* Determine number of column positions required for C. */
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extern int wcwidth (wchar_t __c) __THROW;
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/* Determine number of column positions required for first N wide
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characters (or fewer if S ends before this) in S. */
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extern int wcswidth (__const wchar_t *__s, size_t __n) __THROW;
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#endif /* Use X/Open. */
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/* Convert initial portion of the wide string NPTR to `double'
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representation. */
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extern double wcstod (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr) __THROW;
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#ifdef __USE_ISOC99
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/* Likewise for `float' and `long double' sizes of floating-point numbers. */
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extern float wcstof (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr) __THROW;
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extern long double wcstold (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr) __THROW;
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#endif /* C99 */
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/* Convert initial portion of wide string NPTR to `long int'
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representation. */
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extern long int wcstol (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr, int __base) __THROW;
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/* Convert initial portion of wide string NPTR to `unsigned long int'
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representation. */
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extern unsigned long int wcstoul (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr, int __base)
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__THROW;
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#if defined __GNUC__ && defined __USE_GNU
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/* Convert initial portion of wide string NPTR to `long int'
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representation. */
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__extension__
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extern long long int wcstoq (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr, int __base)
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__THROW;
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/* Convert initial portion of wide string NPTR to `unsigned long long int'
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representation. */
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__extension__
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extern unsigned long long int wcstouq (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr,
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int __base) __THROW;
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#endif /* GCC and use GNU. */
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#if defined __USE_ISOC99 || (defined __GNUC__ && defined __USE_GNU)
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/* Convert initial portion of wide string NPTR to `long int'
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representation. */
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__extension__
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extern long long int wcstoll (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr, int __base)
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__THROW;
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/* Convert initial portion of wide string NPTR to `unsigned long long int'
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representation. */
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__extension__
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extern unsigned long long int wcstoull (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr,
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int __base) __THROW;
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#endif /* ISO C99 or GCC and GNU. */
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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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/* Structure for reentrant locale using functions. This is an
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(almost) opaque type for the user level programs. */
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# include <xlocale.h>
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/* Special versions of the functions above which take the locale to
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use as an additional parameter. */
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extern long int __wcstol_l (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr, int __base,
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__locale_t __loc) __THROW;
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extern long int wcstol_l (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr, int __base,
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__locale_t __loc) __THROW;
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extern unsigned long int __wcstoul_l (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr,
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int __base, __locale_t __loc) __THROW;
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extern unsigned long int wcstoul_l (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr,
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int __base, __locale_t __loc) __THROW;
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__extension__
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extern long long int __wcstoll_l (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr,
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int __base, __locale_t __loc) __THROW;
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__extension__
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extern long long int wcstoll_l (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr,
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int __base, __locale_t __loc) __THROW;
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__extension__
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extern unsigned long long int __wcstoull_l (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr,
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int __base, __locale_t __loc)
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__THROW;
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__extension__
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extern unsigned long long int wcstoull_l (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr,
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int __base, __locale_t __loc)
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__THROW;
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extern double __wcstod_l (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr, __locale_t __loc)
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__THROW;
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extern double wcstod_l (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr, __locale_t __loc)
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__THROW;
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extern float __wcstof_l (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr, __locale_t __loc)
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__THROW;
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extern float wcstof_l (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr, __locale_t __loc)
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__THROW;
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extern long double __wcstold_l (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr,
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__locale_t __loc) __THROW;
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extern long double wcstold_l (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr,
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__locale_t __loc) __THROW;
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#endif /* GNU */
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/* The internal entry points for `wcstoX' take an extra flag argument
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saying whether or not to parse locale-dependent number grouping. */
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extern double __wcstod_internal (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr, int __group)
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__THROW;
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extern float __wcstof_internal (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr, int __group)
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__THROW;
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extern long double __wcstold_internal (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr,
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int __group) __THROW;
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#ifndef __wcstol_internal_defined
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extern long int __wcstol_internal (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr,
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int __base, int __group) __THROW;
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# define __wcstol_internal_defined 1
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#endif
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#ifndef __wcstoul_internal_defined
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extern unsigned long int __wcstoul_internal (__const wchar_t *__restrict __npt,
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wchar_t **__restrict __endptr,
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int __base, int __group) __THROW;
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# define __wcstoul_internal_defined 1
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#endif
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#ifndef __wcstoll_internal_defined
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__extension__
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extern long long int __wcstoll_internal (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr,
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int __base, int __group) __THROW;
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# define __wcstoll_internal_defined 1
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#endif
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#ifndef __wcstoull_internal_defined
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__extension__
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extern unsigned long long int __wcstoull_internal (__const wchar_t *
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__restrict __nptr,
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wchar_t **
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__restrict __endptr,
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int __base,
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int __group) __THROW;
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# define __wcstoull_internal_defined 1
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#endif
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#if defined __OPTIMIZE__ && __GNUC__ >= 2
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/* Define inline functions which call the internal entry points. */
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extern __inline double wcstod (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr) __THROW
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{ return __wcstod_internal (__nptr, __endptr, 0); }
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extern __inline long int wcstol (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr,
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int __base) __THROW
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{ return __wcstol_internal (__nptr, __endptr, __base, 0); }
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extern __inline unsigned long int wcstoul (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr,
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int __base) __THROW
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{ return __wcstoul_internal (__nptr, __endptr, __base, 0); }
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# ifdef __USE_GNU
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extern __inline float wcstof (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr) __THROW
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{ return __wcstof_internal (__nptr, __endptr, 0); }
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extern __inline long double wcstold (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr) __THROW
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{ return __wcstold_internal (__nptr, __endptr, 0); }
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__extension__
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extern __inline long long int wcstoq (__const wchar_t *__restrict __nptr,
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wchar_t **__restrict __endptr,
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int __base) __THROW
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{ return __wcstoll_internal (__nptr, __endptr, __base, 0); }
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__extension__
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extern __inline unsigned long long int wcstouq (__const wchar_t *
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__restrict __nptr,
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wchar_t **__restrict __endptr,
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int __base) __THROW
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{ return __wcstoull_internal (__nptr, __endptr, __base, 0); }
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# endif /* Use GNU. */
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#endif /* Optimizing GCC >=2. */
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#ifdef __USE_GNU
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/* Copy SRC to DEST, returning the address of the terminating L'\0' in
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DEST. */
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extern wchar_t *wcpcpy (wchar_t *__dest, __const wchar_t *__src) __THROW;
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/* Copy no more than N characters of SRC to DEST, returning the address of
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the last character written into DEST. */
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extern wchar_t *wcpncpy (wchar_t *__dest, __const wchar_t *__src, size_t __n)
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__THROW;
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#endif /* use GNU */
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/* Wide character I/O functions. */
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#if defined __USE_ISOC99 || defined __USE_UNIX98
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/* Select orientation for stream. */
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extern int fwide (__FILE *__fp, int __mode) __THROW;
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/* Write formatted output to STREAM. */
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extern int fwprintf (__FILE *__restrict __stream,
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__const wchar_t *__restrict __format, ...)
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__THROW /* __attribute__ ((__format__ (__wprintf__, 2, 3))) */;
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/* Write formatted output to stdout. */
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extern int wprintf (__const wchar_t *__restrict __format, ...)
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__THROW /* __attribute__ ((__format__ (__wprintf__, 1, 2))) */;
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/* Write formatted output of at most N characters to S. */
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extern int swprintf (wchar_t *__restrict __s, size_t __n,
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__const wchar_t *__restrict __format, ...)
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__THROW /* __attribute__ ((__format__ (__wprintf__, 3, 4))) */;
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/* Write formatted output to S from argument list ARG. */
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extern int vfwprintf (__FILE *__restrict __s,
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__const wchar_t *__restrict __format,
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__gnuc_va_list __arg)
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__THROW /* __attribute__ ((__format__ (__wprintf__, 2, 0))) */;
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/* Write formatted output to stdout from argument list ARG. */
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extern int vwprintf (__const wchar_t *__restrict __format,
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__gnuc_va_list __arg)
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__THROW /* __attribute__ ((__format__ (__wprintf__, 1, 0))) */;
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/* Write formatted output of at most N character to S from argument
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list ARG. */
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extern int vswprintf (wchar_t *__restrict __s, size_t __n,
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__const wchar_t *__restrict __format,
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__gnuc_va_list __arg)
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__THROW /* __attribute__ ((__format__ (__wprintf__, 3, 0))) */;
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/* Read formatted input from STREAM. */
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extern int fwscanf (__FILE *__restrict __stream,
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__const wchar_t *__restrict __format, ...)
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__THROW /* __attribute__ ((__format__ (__wscanf__, 2, 3))) */;
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/* Read formatted input from stdin. */
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extern int wscanf (__const wchar_t *__restrict __format, ...)
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__THROW /* __attribute__ ((__format__ (__wscanf__, 1, 2))) */;
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/* Read formatted input from S. */
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extern int swscanf (__const wchar_t *__restrict __s,
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__const wchar_t *__restrict __format, ...)
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__THROW /* __attribute__ ((__format__ (__wscanf__, 2, 3))) */;
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#endif /* Use ISO C99 and Unix98. */
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#ifdef __USE_ISOC99
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/* Read formatted input from S into argument list ARG. */
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extern int vfwscanf (__FILE *__restrict __s,
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__const wchar_t *__restrict __format,
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__gnuc_va_list __arg)
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__THROW /* __attribute__ ((__format__ (__wscanf__, 2, 0))) */;
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/* Read formatted input from stdin into argument list ARG. */
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extern int vwscanf (__const wchar_t *__restrict __format,
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__gnuc_va_list __arg)
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__THROW /* __attribute__ ((__format__ (__wscanf__, 1, 0))) */;
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/* Read formatted input from S into argument list ARG. */
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extern int vswscanf (__const wchar_t *__restrict __s,
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__const wchar_t *__restrict __format,
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__gnuc_va_list __arg)
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__THROW /* __attribute__ ((__format__ (__wscanf__, 2, 0))) */;
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#endif /* Use ISO C99. */
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/* Read a character from STREAM. */
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extern wint_t fgetwc (__FILE *__stream) __THROW;
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extern wint_t getwc (__FILE *__stream) __THROW;
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/* Read a character from stdin. */
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extern wint_t getwchar (void) __THROW;
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/* Write a character to STREAM. */
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extern wint_t fputwc (wchar_t __wc, __FILE *__stream) __THROW;
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extern wint_t putwc (wchar_t __wc, __FILE *__stream) __THROW;
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/* Write a character to stdout. */
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extern wint_t putwchar (wchar_t __wc) __THROW;
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/* Get a newline-terminated wide character string of finite length
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from STREAM. */
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extern wchar_t *fgetws (wchar_t *__restrict __ws, int __n,
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__FILE *__restrict __stream) __THROW;
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/* Write a string to STREAM. */
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extern int fputws (__const wchar_t *__restrict __ws,
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__FILE *__restrict __stream) __THROW;
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/* Push a character back onto the input buffer of STREAM. */
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extern wint_t ungetwc (wint_t __wc, __FILE *__stream) __THROW;
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#ifdef __USE_GNU
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/* These are defined to be equivalent to the `char' functions defined
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in POSIX.1:1996. */
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extern wint_t getwc_unlocked (__FILE *__stream) __THROW;
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extern wint_t getwchar_unlocked (void) __THROW;
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/* This is the wide character version of a GNU extension. */
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extern wint_t fgetwc_unlocked (__FILE *__stream) __THROW;
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/* Faster version when locking is not necessary. */
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extern wint_t fputwc_unlocked (wchar_t __wc, __FILE *__stream) __THROW;
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/* These are defined to be equivalent to the `char' functions defined
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in POSIX.1:1996. */
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extern wint_t putwc_unlocked (wchar_t __wc, __FILE *__stream) __THROW;
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extern wint_t putwchar_unlocked (wchar_t __wc) __THROW;
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/* This function does the same as `fgetws' but does not lock the stream. */
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extern wchar_t *fgetws_unlocked (wchar_t *__restrict __ws, int __n,
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__FILE *__restrict __stream) __THROW;
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/* This function does the same as `fputws' but does not lock the stream. */
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extern int fputws_unlocked (__const wchar_t *__restrict __ws,
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__FILE *__restrict __stream) __THROW;
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#endif
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/* Format TP into S according to FORMAT.
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Write no more than MAXSIZE wide characters and return the number
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of wide characters written, or 0 if it would exceed MAXSIZE. */
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extern size_t wcsftime (wchar_t *__restrict __s, size_t __maxsize,
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__const wchar_t *__restrict __format,
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__const struct tm *__restrict __tp) __THROW;
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/* The X/Open standard demands that most of the functions defined in
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the <wctype.h> header must also appear here. This is probably
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because some X/Open members wrote their implementation before the
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ISO C standard was published and introduced the better solution.
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We have to provide these definitions for compliance reasons but we
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do this nonsense only if really necessary. */
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#if defined __USE_UNIX98 && !defined __USE_GNU
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# define __need_iswxxx
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# include <wctype.h>
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#endif
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__END_DECLS
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#endif /* _WCHAR_H defined */
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#endif /* wchar.h */
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