libalpm
Arch Linux Package Manager Library
graph.h
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1/*
2 * graph.h - helpful graph structure and setup/teardown methods
3 *
4 * Copyright (c) 2007-2024 Pacman Development Team <pacman-dev@lists.archlinux.org>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 */
19#ifndef ALPM_GRAPH_H
20#define ALPM_GRAPH_H
21
22#include <sys/types.h> /* off_t */
23
24#include "alpm_list.h"
25
26enum _alpm_graph_vertex_state {
30};
31
32typedef struct _alpm_graph_t {
33 void *data;
34 struct _alpm_graph_t *parent; /* where did we come from? */
36 alpm_list_t *iterator; /* used for DFS without recursion */
37 off_t weight; /* weight of the node */
38 enum _alpm_graph_vertex_state state;
40
41alpm_graph_t *_alpm_graph_new(void);
42void _alpm_graph_free(void *data);
43
44#endif /* ALPM_GRAPH_H */
alpm_list_t * children
Definition graph.h:35
enum _alpm_graph_vertex_state state
Definition graph.h:38
@ ALPM_GRAPH_STATE_PROCESSED
Definition graph.h:29
off_t weight
Definition graph.h:37
alpm_list_t * iterator
Definition graph.h:36
struct _alpm_graph_t * parent
Definition graph.h:34
@ ALPM_GRAPH_STATE_PROCESSING
Definition graph.h:28
void * data
Definition graph.h:33
@ ALPM_GRAPH_STATE_UNPROCESSED
Definition graph.h:27
Definition graph.h:32
A doubly linked list.
Definition alpm_list.h:51