050F00141DA86FE94F23C52
     /* Copyright (C) 1991-2018 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 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
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <http://www.gnu.org/licenses/>.  */

#ifndef	_PRINTF_H

#define	_PRINTF_H	1
#include <features.h>

__BEGIN_DECLS

#include <bits/types/FILE.h>

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

#include <stdarg.h>


struct printf_info
{
  int prec;			/* Precision.  */
  int width;			/* Width.  */
  wchar_t spec;			/* Format letter.  */
  unsigned int is_long_double:1;/* L flag.  */
  unsigned int is_short:1;	/* h flag.  */
  unsigned int is_long:1;	/* l flag.  */
  unsigned int alt:1;		/* # flag.  */
  unsigned int space:1;		/* Space flag.  */
  unsigned int left:1;		/* - flag.  */
  unsigned int showsign:1;	/* + flag.  */
  unsigned int group:1;		/* ' flag.  */
  unsigned int extra:1;		/* For special use.  */
  unsigned int is_char:1;	/* hh flag.  */
  unsigned int wide:1;		/* Nonzero for wide character streams.  */
  unsigned int i18n:1;		/* I flag.  */
  unsigned int is_binary128:1;	/* Floating-point argument is ABI-compatible
				   with IEC 60559 binary128.  */
  unsigned int __pad:3;		/* Unused so far.  */
  unsigned short int user;	/* Bits for user-installed modifiers.  */
  wchar_t pad;			/* Padding character.  */
};


/* Type of a printf specifier-handler function.
   STREAM is the FILE on which to write output.
   INFO gives information about the format specification.
   ARGS is a vector of pointers to the argument data;
   the number of pointers will be the number returned
   by the associated arginfo function for the same INFO.

   The function should return the number of characters written,
   or -1 for errors.  */

typedef int printf_function (FILE *__stream,
			     const struct printf_info *__info,
			     const void *const *__args);

/* Type of a printf specifier-arginfo function.
   INFO gives information about the format specification.
   N, ARGTYPES, *SIZE has to contain the size of the parameter for
   user-defined types, and return value are as for parse_printf_format
   except that -1 should be returned if the handler cannot handle
   this case.  This allows to partially overwrite the functionality
   of existing format specifiers.  */

typedef int printf_arginfo_size_function (const struct printf_info *__info,
					  size_t __n, int *__argtypes,
					  int *__size);

/* Old version of 'printf_arginfo_function' without a SIZE parameter.  */

typedef int printf_arginfo_function (const struct printf_info *__info,
				     size_t __n, int *__argtypes);

/* Type of a function to get a value of a user-defined from the
   variable argument list.  */
typedef void printf_va_arg_function (void *__mem, va_list *__ap);


/* Register FUNC to be called to format SPEC specifiers; ARGINFO must be
   specified to determine how many arguments a SPEC conversion requires and
   what their types are.  */

extern int register_printf_specifier (int __spec, printf_function __func,
				      printf_arginfo_size_function __arginfo)
  __THROW;


/* Obsolete interface similar to register_printf_specifier.  It can only
   handle basic data types because the ARGINFO callback does not return
   information on the size of the user-defined type.  */

extern int register_printf_function (int __spec, printf_function __func,
				     printf_arginfo_function __arginfo)
  __THROW __attribute_deprecated__;


/* Register a new modifier character seque