1/*	$NetBSD: gc.h,v 1.1.1.1 2016/01/14 00:11:29 christos Exp $	*/
2
3/* gc.h -- Functions for garbage collecting unused node contents.
4   Id: gc.h,v 1.3 2004/04/11 17:56:45 karl Exp
5
6   This file is part of GNU Info, a program for reading online documentation
7   stored in Info format.
8
9   Copyright (C) 1993, 1997, 2004 Free Software Foundation, Inc.
10
11   This program is free software; you can redistribute it and/or modify
12   it under the terms of the GNU General Public License as published by
13   the Free Software Foundation; either version 2, or (at your option)
14   any later version.
15
16   This program is distributed in the hope that it will be useful,
17   but WITHOUT ANY WARRANTY; without even the implied warranty of
18   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19   GNU General Public License for more details.
20
21   You should have received a copy of the GNU General Public License
22   along with this program; if not, write to the Free Software
23   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
24
25   Written by Brian Fox (bfox@ai.mit.edu). */
26
27#ifndef INFO_GC_H
28#define INFO_GC_H
29
30/* Add POINTER to the list of garbage collectible pointers.  A pointer
31   is not actually garbage collected until no info window contains a node
32   whose contents member is equal to the pointer. */
33extern void add_gcable_pointer (char *pointer);
34
35/* Grovel the list of info windows and gc-able pointers finding those
36   node->contents which are collectible, and free them. */
37extern void gc_pointers (void);
38
39#endif /* not INFO_GC_H */
40