#ifndef _WCHAR_H_
#define _WCHAR_H_

#include <_ansi.h>

#include <stdio.h>

#define __need_size_t
#define __need_wchar_t
#define __need_wint_t
#define __need_NULL
#include <stddef.h>

/* For _mbstate_t definition. */
#include <sys/_types.h>
#include <sys/cdefs.h>
/* For __STDC_ISO_10646__ */
#include <sys/features.h>

/* typedef only __gnuc_va_list, used throughout the header */
#define __need___va_list
#include <stdarg.h>

/* typedef va_list only when required */
#if __POSIX_VISIBLE >= 200809 || __XSI_VISIBLE
#ifdef __GNUC__
#ifndef _VA_LIST_DEFINED
typedef __gnuc_va_list va_list;
#define _VA_LIST_DEFINED
#endif
#else /* !__GNUC__ */
#include <stdarg.h>
#endif
#endif /* __POSIX_VISIBLE >= 200809 || __XSI_VISIBLE */

#if __XSI_VISIBLE /* && __XSI_VISIBLE < 800 */ && !__GNU_VISIBLE
#include <wctype.h>
#endif

#ifndef WEOF
# define WEOF ((wint_t)-1)
#endif

/* This must match definition in <stdint.h> */
#ifndef WCHAR_MIN
#ifdef __WCHAR_MIN__
#define WCHAR_MIN __WCHAR_MIN__
#elif defined(__WCHAR_UNSIGNED__) || (L'\0' - 1 > 0)
#define WCHAR_MIN (0 + L'\0')
#else
#define WCHAR_MIN (-0x7fffffff - 1 + L'\0')
#endif
#endif

/* This must match definition in <stdint.h> */
#ifndef WCHAR_MAX
#ifdef __WCHAR_MAX__
#define WCHAR_MAX __WCHAR_MAX__
#elif defined(__WCHAR_UNSIGNED__) || (L'\0' - 1 > 0)
#define WCHAR_MAX (0xffffffffu + L'\0')
#else
#define WCHAR_MAX (0x7fffffff + L'\0')
#endif
#endif

#if __POSIX_VISIBLE >= 200809
#include <sys/_locale.h>
#endif

_BEGIN_STD_C

#if __POSIX_VISIBLE >= 200809 || _XSI_VISIBLE
#if !defined(__FILE_defined)
typedef __FILE FILE;
# define __FILE_defined
#endif
#endif

/* As required by POSIX.1-2008, declare tm as incomplete type.
   The actual definition is in time.h. */
struct tm;

#ifndef _MBSTATE_T
#define _MBSTATE_T
typedef _mbstate_t mbstate_t;
#endif /* _MBSTATE_T */

wint_t	btowc (int);
int	wctob (wint_t);
size_t	mbrlen (const char *__restrict, size_t, mbstate_t *__restrict);
size_t	mbrtowc (wchar_t *__restrict, const char *__restrict, size_t,
						mbstate_t *__restrict);
int	mbsinit (const mbstate_t *);
#if __POSIX_VISIBLE >= 200809
size_t	mbsnrtowcs (wchar_t *__restrict, const char **__restrict,
				size_t, size_t, mbstate_t *__restrict);
#endif
size_t	mbsrtowcs (wchar_t *__restrict, const char **__restrict, size_t,
				mbstate_t *__restrict);
size_t	wcrtomb (char *__restrict, wchar_t, mbstate_t *__restrict);
#if __POSIX_VISIBLE >= 200809
size_t	wcsnrtombs (char *__restrict, const wchar_t **__restrict,
				size_t, size_t, mbstate_t *__restrict);
#endif
size_t	wcsrtombs (char *__restrict, const wchar_t **__restrict,
				size_t, mbstate_t *__restrict);
#if __POSIX_VISIBLE >= 200809
int	wcscasecmp (const wchar_t *, const wchar_t *);
#endif
wchar_t	*wcscat (wchar_t *__restrict, const wchar_t *__restrict);
wchar_t	*wcschr (const wchar_t *, wchar_t);
int	wcscmp (const wchar_t *, const wchar_t *);
int	wcscoll (const wchar_t *, const wchar_t *);
wchar_t	*wcscpy (wchar_t *__restrict, const wchar_t *__restrict);
#if __POSIX_VISIBLE >= 200809
wchar_t	*wcpcpy (wchar_t *__restrict,
				 const wchar_t *__restrict);
wchar_t	*wcsdup (const wchar_t *) __malloc_like __result_use_check;
#endif
size_t	wcscspn (const wchar_t *, const wchar_t *);
size_t  wcsftime (wchar_t *__restrict, size_t,
				const wchar_t *__restrict, const struct tm *__restrict);
#if __GNU_VISIBLE
size_t  wcsftime_l (wchar_t *__restrict, size_t, const wchar_t *__restrict,
		    const struct tm *__restrict, locale_t);
#endif
size_t	wcslcat (wchar_t *, const wchar_t *, size_t);
size_t	wcslcpy (wchar_t *, const wchar_t *, size_t);
size_t	wcslen (const wchar_t *);
#if __POSIX_VISIBLE >= 200809
int	wcsncasecmp (const wchar_t *, const wchar_t *, size_t);
#endif
wchar_t	*wcsncat (wchar_t *__restrict,
				 const wchar_t *__restrict, size_t);
int	wcsncmp (const wchar_t *, const wchar_t *, size_t);
wchar_t	*wcsncpy (wchar_t *__restrict,
				 const wchar_t *__restrict, size_t);
#if __POSIX_VISIBLE >= 200809
wchar_t	*wcpncpy (wchar_t *__restrict,
				 const wchar_t *__restrict, size_t);
size_t	wcsnlen (const wchar_t *, size_t);
#endif
wchar_t	*wcspbrk (const wchar_t *, const wchar_t *);
wchar_t	*wcsrchr (const wchar_t *, wchar_t);
size_t	wcsspn (const wchar_t *, const wchar_t *);
wchar_t	*wcsstr (const wchar_t *__restrict,
				 const wchar_t *__restrict);
wchar_t	*wcstok (wchar_t *__restrict, const wchar_t *__restrict,
				 wchar_t **__restrict);
double wcstod (const wchar_t *__restrict, wchar_t **__restrict);
#if __ISO_C_VISIBLE >= 1999
float wcstof (const wchar_t *__restrict, wchar_t **__restrict);
#endif
#if __XSI_VISIBLE
int	wcswidth (const wchar_t *, size_t);
#endif
size_t	wcsxfrm (wchar_t *__restrict, const wchar_t *__restrict,
				size_t);
#if __POSIX_VISIBLE >= 200809
extern int wcscasecmp_l (const wchar_t *, const wchar_t *, locale_t);
extern int wcsncasecmp_l (const wchar_t *, const wchar_t *, size_t, locale_t);
extern int wcscoll_l (const wchar_t *, const wchar_t *, locale_t);
extern size_t wcsxfrm_l (wchar_t *__restrict, const wchar_t *__restrict, size_t,
			 locale_t);
#endif

#if __XSI_VISIBLE
int	wcwidth (const wchar_t);
#endif
wchar_t	*wmemchr (const wchar_t *, wchar_t, size_t);
int	wmemcmp (const wchar_t *, const wchar_t *, size_t);
wchar_t	*wmemcpy (wchar_t *__restrict, const wchar_t *__restrict,
				 size_t);
wchar_t	*wmemmove (wchar_t *, const wchar_t *, size_t);
#if __GNU_VISIBLE
wchar_t	*wmempcpy (wchar_t *__restrict, const wchar_t *__restrict,
				 size_t);
#endif
wchar_t	*wmemset (wchar_t *, wchar_t, size_t);

long    wcstol (const wchar_t *__restrict, wchar_t **__restrict, int);
#if __ISO_C_VISIBLE >= 1999
long long wcstoll (const wchar_t *__restrict, wchar_t **__restrict,
				  int);
#endif
unsigned long wcstoul (const wchar_t *__restrict, wchar_t **__restrict,
					  int);
#if __ISO_C_VISIBLE >= 1999
unsigned long long wcstoull (const wchar_t *__restrict,
						   wchar_t **__restrict, int);
#endif
#if __ISO_C_VISIBLE >= 1999
long double wcstold (const wchar_t *, wchar_t **);
#endif

#if __GNU_VISIBLE
long wcstol_l (const wchar_t *__restrict, wchar_t **__restrict, int, locale_t);
long long wcstoll_l (const wchar_t *__restrict, wchar_t **__restrict, int,
		     locale_t);
unsigned long wcstoul_l (const wchar_t *__restrict, wchar_t **__restrict, int,
			 locale_t);
unsigned long long wcstoull_l (const wchar_t *__restrict, wchar_t **__restrict,
			       int, locale_t);
double wcstod_l (const wchar_t *, wchar_t **, locale_t);
float wcstof_l (const wchar_t *, wchar_t **, locale_t);
long double wcstold_l (const wchar_t *, wchar_t **, locale_t);
#endif

wint_t fgetwc (__FILE *);
wchar_t *fgetws (wchar_t *__restrict, int, __FILE *__restrict);
wint_t fputwc (wchar_t, __FILE *);
int fputws (const wchar_t *__restrict, __FILE *__restrict);
#if __ISO_C_VISIBLE >= 1999 || __XSI_VISIBLE >= 500
int fwide (__FILE *, int);
#endif
wint_t getwc (__FILE *);
wint_t getwchar (void);
wint_t putwc (wchar_t, __FILE *);
wint_t putwchar (wchar_t);
wint_t ungetwc (wint_t wc, __FILE *);

wint_t _fgetwc_r (struct _reent *, __FILE *);
wint_t _fgetwc_unlocked_r (struct _reent *, __FILE *);
wchar_t *_fgetws_r (struct _reent *, wchar_t *, int, __FILE *);
wchar_t *_fgetws_unlocked_r (struct _reent *, wchar_t *, int, __FILE *);
wint_t _fputwc_r (struct _reent *, wchar_t, __FILE *);
wint_t _fputwc_unlocked_r (struct _reent *, wchar_t, __FILE *);
int _fputws_r (struct _reent *, const wchar_t *, __FILE *);
int _fputws_unlocked_r (struct _reent *, const wchar_t *, __FILE *);
int _fwide_r (struct _reent *, __FILE *, int);
wint_t _getwc_r (struct _reent *, __FILE *);
wint_t _getwc_unlocked_r (struct _reent *, __FILE *);
wint_t _getwchar_r (struct _reent *ptr);
wint_t _getwchar_unlocked_r (struct _reent *ptr);
wint_t _putwc_r (struct _reent *, wchar_t, __FILE *);
wint_t _putwc_unlocked_r (struct _reent *, wchar_t, __FILE *);
wint_t _putwchar_r (struct _reent *, wchar_t);
wint_t _putwchar_unlocked_r (struct _reent *, wchar_t);
wint_t _ungetwc_r (struct _reent *, wint_t wc, __FILE *);

#if __GNU_VISIBLE
wint_t fgetwc_unlocked (__FILE *);
wchar_t *fgetws_unlocked (wchar_t *__restrict, int, __FILE *__restrict);
wint_t fputwc_unlocked (wchar_t, __FILE *);
int fputws_unlocked (const wchar_t *__restrict, __FILE *__restrict);
wint_t getwc_unlocked (__FILE *);
wint_t getwchar_unlocked (void);
wint_t putwc_unlocked (wchar_t, __FILE *);
wint_t putwchar_unlocked (wchar_t);
#endif

#if __POSIX_VISIBLE >= 200809
__FILE *open_wmemstream (wchar_t **, size_t *);
#endif
__FILE *_open_wmemstream_r (struct _reent *, wchar_t **, size_t *);

#ifndef __VALIST
#ifdef __GNUC__
#define __VALIST __gnuc_va_list
#else
#define __VALIST char*
#endif
#endif

#if __ISO_C_VISIBLE >= 1999 || __XSI_VISIBLE >= 500
int	fwprintf (__FILE *__restrict, const wchar_t *__restrict, ...);
int	swprintf (wchar_t *__restrict, size_t,
			const wchar_t *__restrict, ...);
int	vfwprintf (__FILE *__restrict, const wchar_t *__restrict,
			__VALIST);
int	vswprintf (wchar_t *__restrict, size_t,
			const wchar_t *__restrict, __VALIST);
int	vwprintf (const wchar_t *__restrict, __VALIST);
int	wprintf (const wchar_t *__restrict, ...);
#endif

int	_fwprintf_r (struct _reent *, __FILE *, const wchar_t *, ...);
int	_swprintf_r (struct _reent *, wchar_t *, size_t, const wchar_t *, ...);
int	_vfwprintf_r (struct _reent *, __FILE *, const wchar_t *, __VALIST);
int	_vswprintf_r (struct _reent *, wchar_t *, size_t, const wchar_t *, __VALIST);
int	_vwprintf_r (struct _reent *, const wchar_t *, __VALIST);
int	_wprintf_r (struct _reent *, const wchar_t *, ...);

#if __ISO_C_VISIBLE >= 1999 || __XSI_VISIBLE >= 500
int	fwscanf (__FILE *__restrict, const wchar_t *__restrict, ...);
int	swscanf (const wchar_t *__restrict,
			const wchar_t *__restrict, ...);
int	vfwscanf (__FILE *__restrict, const wchar_t *__restrict,
			__VALIST);
int	vswscanf (const wchar_t *__restrict, const wchar_t *__restrict,
			__VALIST);
int	vwscanf (const wchar_t *__restrict, __VALIST);
int	wscanf (const wchar_t *__restrict, ...);
#endif

int	_fwscanf_r (struct _reent *, __FILE *, const wchar_t *, ...);
int	_swscanf_r (struct _reent *, const wchar_t *, const wchar_t *, ...);
int	_vfwscanf_r (struct _reent *, __FILE *, const wchar_t *, __VALIST);
int	_vswscanf_r (struct _reent *, const wchar_t *, const wchar_t *, __VALIST);
int	_vwscanf_r (struct _reent *, const wchar_t *, __VALIST);
int	_wscanf_r (struct _reent *, const wchar_t *, ...);

#define getwc(fp)	fgetwc(fp)
#define putwc(wc,fp)	fputwc((wc), (fp))
#define getwchar()	fgetwc(stdin)
#define putwchar(wc)	fputwc((wc), stdout)

#if __GNU_VISIBLE
#define getwc_unlocked(fp)	fgetwc_unlocked(fp)
#define putwc_unlocked(wc,fp)	fputwc_unlocked((wc), (fp))
#define getwchar_unlocked()	fgetwc_unlocked(stdin)
#define putwchar_unlocked(wc)	fputwc_unlocked((wc), stdout)
#endif

_END_STD_C

#if __SSP_FORTIFY_LEVEL > 0
#include <ssp/wchar.h>
#endif

#endif /* _WCHAR_H_ */
