/*
  Copyright (C) 2009 Chris Moos


  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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
*/

#ifndef SRC_LIST_H_
#define SRC_LIST_H_

#include <stdlib.h>

typedef int (*list_filter_func_ptr_t)(void *, void *);

struct list_item_struct;
typedef struct list_item_struct list_item_t;

struct list_item_struct {
  list_item_t *next;
};


void list_init(list_item_t **start);

void list_append(list_item_t **start, void *x);
void list_remove(list_item_t **start, void *x);
void *list_pop(list_item_t **start);

size_t list_count(list_item_t **start);

void *list_filter(list_item_t **start, list_filter_func_ptr_t func, void *arg);

#endif  // SRC_LIST_H_
