/* Parse printf format string.

   Copyright (C) 1999, 2002-2003 Free Software Foundation, Inc.

   This program 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, or (at your option)

   any later version.

   This program 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 this program; if not, write to the Free Software

   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,

   USA.  */

#ifndef _PRINTF_PARSE_H

#define _PRINTF_PARSE_H

#include "printf-args.h"

/* Flags */

#define FLAG_GROUP	 1	/* ' flag */

#define FLAG_LEFT	 2	/* - flag */

#define FLAG_SHOWSIGN	 4	/* + flag */

#define FLAG_SPACE	 8	/* space flag */

#define FLAG_ALT	16	/* # flag */

#define FLAG_ZERO	32

/* arg_index value indicating that no argument is consumed.  */

#define ARG_NONE	(~(size_t)0)

/* A parsed directive.  */

typedef struct

{

  const char* dir_start;

  const char* dir_end;

  int flags;

  const char* width_start;

  const char* width_end;

  size_t width_arg_index;

  const char* precision_start;

  const char* precision_end;

  size_t precision_arg_index;

  char conversion; /* d i o u x X f e E g G c s p n U % but not C S */

  size_t arg_index;

}

char_directive;

/* A parsed format string.  */

typedef struct

{

  size_t count;

  char_directive *dir;

  size_t max_width_length;

  size_t max_precision_length;

}

char_directives;

/* Parses the format string.  Fills in the number N of directives, and fills

   in directives[0], ..., directives[N-1], and sets directives[N].dir_start

   to the end of the format string.  Also fills in the arg_type fields of the

   arguments and the needed count of arguments.  */

#ifdef STATIC

STATIC

#else

extern

#endif

int printf_parse (const char *format, char_directives *d, arguments *a);

#endif /* _PRINTF_PARSE_H */