/* expr.h - interface to expr.c
   Copyright (C) 2001-2015 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 3, 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., 51 Franklin Street - Fifth Floor, Boston, MA
   02110-1301, USA.  */

/* Written by Marc Tardif <marc@interunion.ca>.  */

#ifndef EXPR_H
#define EXPR_H

extern int expr_init (char *);
extern int expr_prep (void);
extern int expr_eval (void);

extern void expr_print (int);
extern int  expr_count (int);
extern int  expr_near (int, int);
extern int  expr_next (int, int, int, int);

#endif
