/**
 *  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 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, see
 *  <http://www.gnu.org/licenses/>.
 *
 *  (c) Vincenzo Nicosia 2009-2017 -- <v.nicosia@qmul.ac.uk>
 * 
 *  This file is part of NetBunch, a package for complex network
 *  analysis and modelling. For more information please visit:
 *
 *             http://www.complex-networks.net/
 *
 *  If you use this software, please add a reference to 
 *
 *               V. Latora, V. Nicosia, G. Russo             
 *   "Complex Networks: Principles, Methods and Applications"
 *              Cambridge University Press (2017) 
 *                ISBN:
 *
 ***********************************************************************
 */

#ifndef __GEN_STACK_H__
#define __GEN_STACK_H__

typedef struct{
  unsigned int size;
  int head;
  void **v;
} gen_stack_t;


void gen_stack_create(gen_stack_t *s);

void gen_stack_push(gen_stack_t *s, void *elem);

int gen_stack_pop(gen_stack_t *s, void **res);

int gen_stack_empty(gen_stack_t *s);

int gen_stack_size(gen_stack_t *s);


#endif //__GEN_STACK_H__