1 /* src/toolbox/list.c - double linked list
3 Copyright (C) 1996-2005, 2006 R. Grafl, A. Krall, C. Kruegel,
4 C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,
5 E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich,
6 J. Wenninger, Institut f. Computersprachen - TU Wien
8 This file is part of CACAO.
10 This program is free software; you can redistribute it and/or
11 modify it under the terms of the GNU General Public License as
12 published by the Free Software Foundation; either version 2, or (at
13 your option) any later version.
15 This program is distributed in the hope that it will be useful, but
16 WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
25 Contact: cacao@cacaojvm.org
27 Authors: Reinhard Grafl
29 $Id: list.c 4357 2006-01-22 23:33:38Z twisti $
37 #include "toolbox/list.h"
40 void list_init(list *l, int nodeoffset)
44 l->nodeoffset = nodeoffset;
48 void list_addlast(list *l, void *element)
50 listnode *n = (listnode*) (((char*) element) + l->nodeoffset);
67 void list_addfirst(list *l, void *element)
69 listnode *n = (listnode*) (((char*) element) + l->nodeoffset);
86 void list_remove(list *l, void *element)
88 listnode *n = (listnode*) (((char*) element) + l->nodeoffset);
91 n->next->prev = n->prev;
98 n->prev->next = n->next;
109 void *list_first(list *l)
114 return ((char*) l->first) - l->nodeoffset;
118 void *list_last(list *l)
123 return ((char*) l->last) - l->nodeoffset;
127 void *list_next(list *l, void *element)
131 n = (listnode*) (((char*) element) + l->nodeoffset);
136 return ((char*) n->next) - l->nodeoffset;
140 void *list_prev(list *l, void *element)
144 n = (listnode*) (((char*) element) + l->nodeoffset);
149 return ((char*) n->prev) - l->nodeoffset;
154 * These are local overrides for various environment variables in Emacs.
155 * Please do not remove this and leave it at the end of the file, where
156 * Emacs will automagically detect them.
157 * ---------------------------------------------------------------------
160 * indent-tabs-mode: t