ap/libc/glibc/glibc-2.23/include/wchar.h

#ifndef _WCHAR_H
#include <wcsmbs/wchar.h>

# ifndef _ISOMAC
# ifdef _WCHAR_H

extern __typeof (wcscasecmp_l) __wcscasecmp_l;
extern __typeof (wcsncasecmp_l) __wcsncasecmp_l;
extern __typeof (wcscoll_l) __wcscoll_l;
extern __typeof (wcsxfrm_l) __wcsxfrm_l;
extern __typeof (wcstol_l) __wcstol_l;
extern __typeof (wcstoul_l) __wcstoul_l;
extern __typeof (wcstoll_l) __wcstoll_l;
extern __typeof (wcstoull_l) __wcstoull_l;
extern __typeof (wcstod_l) __wcstod_l;
extern __typeof (wcstof_l) __wcstof_l;
extern __typeof (wcstold_l) __wcstold_l;
extern __typeof (wcsftime_l) __wcsftime_l;
libc_hidden_proto (__wcstol_l)
libc_hidden_proto (__wcstoul_l)
libc_hidden_proto (__wcstoll_l)
libc_hidden_proto (__wcstoull_l)
libc_hidden_proto (__wcstod_l)
libc_hidden_proto (__wcstof_l)
libc_hidden_proto (__wcstold_l)
libc_hidden_proto (__wcsftime_l)


extern double __wcstod_internal (const wchar_t *__restrict __nptr,
				 wchar_t **__restrict __endptr, int __group)
     __THROW;
extern float __wcstof_internal (const wchar_t *__restrict __nptr,
				wchar_t **__restrict __endptr, int __group)
     __THROW;
extern long double __wcstold_internal (const wchar_t *__restrict __nptr,
				       wchar_t **__restrict __endptr,
				       int __group) __THROW;
extern long int __wcstol_internal (const wchar_t *__restrict __nptr,
				   wchar_t **__restrict __endptr,
				   int __base, int __group) __THROW;
extern unsigned long int __wcstoul_internal (const wchar_t *__restrict __npt,
					     wchar_t **__restrict __endptr,
					     int __base, int __group) __THROW;
__extension__
extern long long int __wcstoll_internal (const wchar_t *__restrict __nptr,
					 wchar_t **__restrict __endptr,
					 int __base, int __group) __THROW;
__extension__
extern unsigned long long int __wcstoull_internal (const wchar_t *
						   __restrict __nptr,
						   wchar_t **
						   __restrict __endptr,
						   int __base,
						   int __group) __THROW;
extern unsigned long long int ____wcstoull_l_internal (const wchar_t *,
						       wchar_t **, int, int,
						       __locale_t);
libc_hidden_proto (__wcstof_internal)
libc_hidden_proto (__wcstod_internal)
libc_hidden_proto (__wcstold_internal)
libc_hidden_proto (__wcstol_internal)
libc_hidden_proto (__wcstoll_internal)
libc_hidden_proto (__wcstoul_internal)
libc_hidden_proto (__wcstoull_internal)
libc_hidden_proto (wcstof)
libc_hidden_proto (wcstod)
libc_hidden_proto (wcstold)
libc_hidden_proto (wcstol)
libc_hidden_proto (wcstoll)
libc_hidden_proto (wcstoul)
libc_hidden_proto (wcstoull)

libc_hidden_proto (__wcscasecmp_l)
libc_hidden_proto (__wcsncasecmp_l)

libc_hidden_proto (__wcscoll_l)
libc_hidden_proto (__wcsxfrm_l)

libc_hidden_proto (fputws_unlocked)
libc_hidden_proto (putwc_unlocked)
libc_hidden_proto (putwc)

libc_hidden_proto (vswscanf)

libc_hidden_proto (mbrtowc)
libc_hidden_proto (wcrtomb)
extern int __wcscmp (const wchar_t *__s1, const wchar_t *__s2)
     __THROW __attribute_pure__;
libc_hidden_proto (__wcscmp)
libc_hidden_proto (wcsftime)
libc_hidden_proto (wcsspn)
libc_hidden_proto (wcschr)
/* The C++ overloading of wcschr means we have to repeat the type to
   declare __wcschr instead of using typeof, to avoid errors in C++
   tests; in addition, __THROW cannot be used with a function type
   from typeof in C++.  The same applies to __wmemchr and, as regards
   __THROW, to __wcscmp and __wcscoll.  */
extern wchar_t *__wcschr (const wchar_t *__wcs, wchar_t __wc)
     __THROW __attribute_pure__;
libc_hidden_proto (__wcschr)
extern int __wcscoll (const wchar_t *__s1, const wchar_t *__s2) __THROW;
libc_hidden_proto (__wcscoll)
libc_hidden_proto (wcspbrk)

extern typeof (wmemset) __wmemset;
extern wchar_t *__wmemchr (const wchar_t *__s, wchar_t __c, size_t __n)
     __THROW __attribute_pure__;
libc_hidden_proto (wmemchr)
libc_hidden_proto (__wmemchr)
libc_hidden_proto (wmemset)
libc_hidden_proto (__wmemset)

/* Now define the internal interfaces.  */
extern int __wcscasecmp (const wchar_t *__s1, const wchar_t *__s2)
     __attribute_pure__;
extern int __wcsncasecmp (const wchar_t *__s1, const wchar_t *__s2,
			  size_t __n)
     __attribute_pure__;
extern size_t __wcslen (const wchar_t *__s) __attribute_pure__;
extern size_t __wcsnlen (const wchar_t *__s, size_t __maxlen)
     __attribute_pure__;
extern wchar_t *__wcscat (wchar_t *dest, const wchar_t *src);
extern wint_t __btowc (int __c);
extern int __mbsinit (const __mbstate_t *__ps);
extern size_t __mbrtowc (wchar_t *__restrict __pwc,
			 const char *__restrict __s, size_t __n,
			 __mbstate_t *__restrict __p);
libc_hidden_proto (__mbrtowc)
libc_hidden_proto (__mbrlen)
extern size_t __wcrtomb (char *__restrict __s, wchar_t __wc,
			 __mbstate_t *__restrict __ps);
extern size_t __mbsrtowcs (wchar_t *__restrict __dst,
			   const char **__restrict __src,
			   size_t __len, __mbstate_t *__restrict __ps);
extern size_t __wcsrtombs (char *__restrict __dst,
			   const wchar_t **__restrict __src,
			   size_t __len, __mbstate_t *__restrict __ps);
extern size_t __mbsnrtowcs (wchar_t *__restrict __dst,
			    const char **__restrict __src, size_t __nmc,
			    size_t __len, __mbstate_t *__restrict __ps);
extern size_t __wcsnrtombs (char *__restrict __dst,
			    const wchar_t **__restrict __src,
			    size_t __nwc, size_t __len,
			    __mbstate_t *__restrict __ps);
extern wchar_t *__wcsncpy (wchar_t *__restrict __dest,
			   const wchar_t *__restrict __src, size_t __n);
extern wchar_t *__wcpcpy (wchar_t *__dest, const wchar_t *__src);
extern wchar_t *__wcpncpy (wchar_t *__dest, const wchar_t *__src,
			   size_t __n);
extern wchar_t *__wmemcpy (wchar_t *__s1, const wchar_t *s2,
			   size_t __n);
extern wchar_t *__wmempcpy (wchar_t *__restrict __s1,
			    const wchar_t *__restrict __s2,
			    size_t __n);
extern wchar_t *__wmemmove (wchar_t *__s1, const wchar_t *__s2,
			    size_t __n);
extern wchar_t *__wcschrnul (const wchar_t *__s, wchar_t __wc)
     __attribute_pure__;

extern int __vfwscanf (__FILE *__restrict __s,
		       const wchar_t *__restrict __format,
		       __gnuc_va_list __arg)
     /* __attribute__ ((__format__ (__wscanf__, 2, 0)) */;
extern int __vswprintf (wchar_t *__restrict __s, size_t __n,
			const wchar_t *__restrict __format,
			__gnuc_va_list __arg)
     /* __attribute__ ((__format__ (__wprintf__, 3, 0))) */;
extern int __fwprintf (__FILE *__restrict __s,
		       const wchar_t *__restrict __format, ...)
     /* __attribute__ ((__format__ (__wprintf__, 2, 3))) */;
extern int __vfwprintf (__FILE *__restrict __s,
			const wchar_t *__restrict __format,
			__gnuc_va_list __arg)
     /* __attribute__ ((__format__ (__wprintf__, 2, 0))) */;
#ifndef __cplusplus
extern int __vfwprintf_chk (FILE *__restrict __s, int __flag,
			    const wchar_t *__restrict __format,
			    __gnuc_va_list __arg)
     /* __attribute__ ((__format__ (__wprintf__, 3, 0))) */;
extern int __vswprintf_chk (wchar_t *__restrict __s, size_t __n,
			    int __flag, size_t __s_len,
			    const wchar_t *__restrict __format,
			    __gnuc_va_list __arg)
     /* __attribute__ ((__format__ (__wprintf__, 5, 0))) */;
libc_hidden_proto (__vfwprintf_chk)
libc_hidden_proto (__vswprintf_chk)
#endif

extern int __isoc99_fwscanf (__FILE *__restrict __stream,
			     const wchar_t *__restrict __format, ...);
extern int __isoc99_wscanf (const wchar_t *__restrict __format, ...);
extern int __isoc99_swscanf (const wchar_t *__restrict __s,
			     const wchar_t *__restrict __format, ...)
     __THROW;
extern int __isoc99_vfwscanf (__FILE *__restrict __s,
			      const wchar_t *__restrict __format,
			      __gnuc_va_list __arg);
extern int __isoc99_vwscanf (const wchar_t *__restrict __format,
			     __gnuc_va_list __arg);
extern int __isoc99_vswscanf (const wchar_t *__restrict __s,
			      const wchar_t *__restrict __format,
			      __gnuc_va_list __arg) __THROW;
extern int __vswscanf (const wchar_t *__restrict __s,
		       const wchar_t *__restrict __format,
		       __gnuc_va_list __arg) __THROW;
libc_hidden_proto (__isoc99_vswscanf)
libc_hidden_proto (__vswscanf)
libc_hidden_proto (__isoc99_vfwscanf)

/* Internal functions.  */
extern size_t __mbsrtowcs_l (wchar_t *dst, const char **src, size_t len,
			     mbstate_t *ps, __locale_t l) attribute_hidden;

/* Special version.  We know that all uses of mbsinit inside the libc
   have a non-NULL parameter.  And certainly we can access the
   internals of the data structure directly.  */
#  define mbsinit(state) ((state)->__count == 0)
#  define __mbsinit(state) ((state)->__count == 0)

# endif
# endif
#endif

/* Undefine all __need_* constants in case we are included to get those
   constants but the whole file was already read.  */
#undef __need_mbstate_t
#undef __need_wint_t