gstreamer/gst/printf/printf-parse.h

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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 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
USA. */
#ifndef _PRINTF_PARSE_H
#define _PRINTF_PARSE_H
#include "printf-args.h"
/* Private namespace for gnulib functions */
#define printf_parse __gst_printf_parse
/* 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
#define FLAG_PTR_EXT 1024
/* 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;
/* extension char in case of TYPE_POINTER_EXT. We need to store this so
* we can pass it back to __gst_printf_pointer_extension_serialize()
* so it knows which pointer extension it is */
char ptr_ext_char;
}
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 */