/*
 *	fhist - file history and comparison tools
 *	Copyright (C) 1991-1994, 1998, 2000, 2002 Peter Miller;
 *	All rights reserved.
 *
 *	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 of the License, 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, USA.
 *
 * MANIFEST: interface definition for common/arglex.c
 */

#ifndef ARGLEX_H
#define ARGLEX_H

#include <main.h>

enum arglex_token_ty
{
	arglex_token_eoln = -20,
	arglex_token_help,
	arglex_token_number,
	arglex_token_option,
	arglex_token_stdio,
	arglex_token_string,
	arglex_token_version
};
typedef enum arglex_token_ty arglex_token_ty;

typedef struct arglex_table_ty arglex_table_ty;
struct arglex_table_ty
{
	char		*name;
	arglex_token_ty	token;
};

typedef struct arglex_value_ty arglex_value_ty;
struct arglex_value_ty
{
	char	*alv_string;
	long	alv_number;
};

extern arglex_token_ty arglex_token;
extern arglex_value_ty arglex_value;

void arglex_init(int, char **, arglex_table_ty *);
arglex_token_ty arglex(void);
int arglex_compare(const char *formal, const char *actual);

char *arglex_token_name(arglex_token_ty);

#endif /* ARGLEX_H */
