view lib/printf-parse.h @ 4554:5a1e7c84e9cd

Use three spaces, rather than tab, after '#' in shell-script copyright notices. Suggested by Bruno Haible.
author Paul Eggert <eggert@cs.ucla.edu>
date Fri, 15 Aug 2003 18:04:34 +0000
parents e58a1c05a6ba
children c5afc99b8ce5
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/* Parse printf format string.
   Copyright (C) 1999, 2002 Free Software Foundation, Inc.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU 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 General Public License for more details.

   You should have received a copy of the GNU General Public License along
   with this program; if not, write to the Free Software Foundation,
   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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

/* A parsed directive.  */
typedef struct
{
  const char* dir_start;
  const char* dir_end;
  int flags;
  const char* width_start;
  const char* width_end;
  int width_arg_index;
  const char* precision_start;
  const char* precision_end;
  int 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 */
  int arg_index;
}
char_directive;

/* A parsed format string.  */
typedef struct
{
  unsigned int count;
  char_directive *dir;
  unsigned int max_width_length;
  unsigned int 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 */