/*
    declarations of objects built in stack.c,	
    Copyright (C) 1991 Raphael Cerf (e-mail: cerf@ens.ens.fr)

    This file is part of xetal.

    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 1, 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#define F_MAX	100	/* max nb of recursively included files */

/* functions to handle the fich_t type */
extern char *fich_name();
extern FILE *fich_fd();
extern long fich_line();

/* classical stack functions */
extern int is_f_stack_empty();
extern int is_f_stack_full();
extern void f_push();
extern fich_t *f_pop();
extern fich_t *f_read();
extern void f_display();

#define S_MAX	100	/* max nb of successive states */
/* classical stack functions */
extern int empty_S_stack();
extern int is_S_stack_empty();
extern int is_S_stack_full();
extern int is_S_in_stack();
extern void S_push();
extern int S_pop();
extern int S_read();
extern void S_display();