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/* GLIB - Library of useful routines for C programming
 * Copyright (C) 1995-1997  Peter Mattis, Spencer Kimball and Josh MacDonald
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

/*
 * Modified by the GLib Team and others 1997-2000.  See the AUTHORS
 * file for a list of people on the GLib Team.  See the ChangeLog
 * files for a list of changes.  These files are distributed with
 * GLib at ftp://ftp.gtk.org/pub/gtk/. 
 */

#ifndef __G_SLIST_H__
#define __G_SLIST_H__

#include <gmem.h>

G_BEGIN_DECLS

typedef struct _GSList		GSList;

struct _GSList
{
  gpointer data;
  GSList *next;
};

/* Singly linked lists
 */
void    g_slist_push_allocator  (GAllocator     *allocator);
void    g_slist_pop_allocator   (void);
GSList* g_slist_alloc		(void);
void	g_slist_free		(GSList		*list);
void	g_slist_free_1		(GSList		*list);
GSList* g_slist_append		(GSList		*list,
				 gpointer	 data);
GSList* g_slist_prepend		(GSList		*list,
				 gpointer	 data);
GSList* g_slist_insert		(GSList		*list,
				 gpointer	 data,
				 gint		 position);
GSList* g_slist_insert_sorted	(GSList		*list,
				 gpointer	 data,
				 GCompareFunc	 func);
GSList* g_slist_insert_before   (GSList         *slist,
				 GSList         *sibling,
				 gpointer        data);
GSList* g_slist_concat		(GSList		*list1,
				 GSList		*list2);
GSList* g_slist_remove		(GSList		*list,
				 gconstpointer	 data);
GSList* g_slist_remove_link	(GSList		*list,
				 GSList		*link);
GSList* g_slist_delete_link     (GSList         *list,
				 GSList         *link);
GSList* g_slist_reverse		(GSList		*list);
GSList*	g_slist_copy		(GSList		*list);
GSList* g_slist_nth		(GSList		*list,
				 guint		 n);
GSList* g_slist_find		(GSList		*list,
				 gconstpointer	 data);
GSList* g_slist_find_custom	(GSList		*list,
				 gconstpointer	 data,
				 GCompareFunc	 func);
gint	g_slist_position	(GSList		*list,
				 GSList		*llink);
gint	g_slist_index		(GSList		*list,
				 gconstpointer	 data);
GSList* g_slist_last		(GSList		*list);
guint	g_slist_length		(GSList		*list);
void	g_slist_foreach		(GSList		*list,
				 GFunc		 func,
				 gpointer	 user_data);
GSList*  g_slist_sort           (GSList          *list,
		                 GCompareFunc    compare_func);
gpointer g_slist_nth_data	(GSList		*list,
				 guint		 n);
#define  g_slist_next(slist)	((slist) ? (((GSList *)(slist))->next) : NULL)

G_END_DECLS

#endif /* __G_SLIST_H__ */