1 /* gc.h -- Functions for garbage collecting unused node contents. 2 $Id: gc.h,v 1.3 2006/07/17 16:12:36 espie Exp $ 3 4 This file is part of GNU Info, a program for reading online documentation 5 stored in Info format. 6 7 Copyright (C) 1993, 1997, 2004 Free Software Foundation, Inc. 8 9 This program is free software; you can redistribute it and/or modify 10 it under the terms of the GNU General Public License as published by 11 the Free Software Foundation; either version 2, or (at your option) 12 any later version. 13 14 This program is distributed in the hope that it will be useful, 15 but WITHOUT ANY WARRANTY; without even the implied warranty of 16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 GNU General Public License for more details. 18 19 You should have received a copy of the GNU General Public License 20 along with this program; if not, write to the Free Software 21 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 22 23 Written by Brian Fox (bfox@ai.mit.edu). */ 24 25 #ifndef INFO_GC_H 26 #define INFO_GC_H 27 28 /* Add POINTER to the list of garbage collectible pointers. A pointer 29 is not actually garbage collected until no info window contains a node 30 whose contents member is equal to the pointer. */ 31 extern void add_gcable_pointer (char *pointer); 32 33 /* Grovel the list of info windows and gc-able pointers finding those 34 node->contents which are collectible, and free them. */ 35 extern void gc_pointers (void); 36 37 #endif /* not INFO_GC_H */ 38