summaryrefslogtreecommitdiff
path: root/lib/gl_rbtree_omap.c
blob: b83aea5df2c799a582a63fb85d04ddbf21598be2 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
/* Ordered map data type implemented by a binary tree.
   Copyright (C) 2006-2007, 2009-2019 Free Software Foundation, Inc.
   Written by Bruno Haible <bruno@clisp.org>, 2018.

   This program is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.

   This program 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 General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */

#include <config.h>

/* Specification.  */
#include "gl_rbtree_omap.h"

#include <stdlib.h>

/* -------------------------- gl_omap_t Data Type -------------------------- */

/* Parameterization of gl_rbtree_ordered.h.  */
#define CONTAINER_T gl_omap_t
#define CONTAINER_IMPL gl_omap_impl
#define CONTAINER_IMPL_BASE gl_omap_impl_base
#define NODE_IMPL gl_omap_node_impl
#define NODE_T gl_omap_node_t
#define NODE_PAYLOAD_FIELDS \
  const void *key; \
  const void *value;
#define NODE_PAYLOAD_PARAMS \
  const void *key, const void *value
#define NODE_PAYLOAD_ASSIGN(node) \
  node->key = key; \
  node->value = value;
#define NODE_PAYLOAD_DISPOSE \
  if (container->base.kdispose_fn != NULL) \
    container->base.kdispose_fn (node->key);

#include "gl_rbtree_ordered.h"

/* Generic binary tree code.  */
#include "gl_anytree_omap.h"

/* For debugging.  */
void
gl_rbtree_omap_check_invariants (gl_omap_t map)
{
  size_t counter = 0;
  if (map->root != NULL)
    check_invariants (map->root, NULL, &counter);
  if (!(map->count == counter))
    abort ();
}

const struct gl_omap_implementation gl_rbtree_omap_implementation =
  {
    gl_tree_nx_create_empty,
    gl_tree_size,
    gl_tree_search,
    gl_tree_search_atleast,
    gl_tree_nx_getput,
    gl_tree_getremove,
    gl_tree_omap_free,
    gl_tree_iterator,
    gl_tree_iterator_next,
    gl_tree_iterator_free
  };