void avl_remove(t_avl *const avl, void *const val) {
if (!avl->hook_cmp) {
fprintf(stderr, "%s: Warning: no cmp hook defined. Using default comparators.\n", __FUNCTION__);
avl->hook_cmp = __default_hook_cmp;
}
__remove(avl, (t_node **)&avl->root, val);
}
/* deletion */
static void __remove(t_avl const *const avl, t_node **const root, void *val) {
if (*root == nil)
return;
if (!avl->hook_cmp((*root)->val, val)) {
if ((*root = rotate(avl, root, BALANCE(*root) < 0)) == nil)
return;
}
__remove(avl, &(*root)->node[avl->hook_cmp(val, (*root)->val) < 0], val);
balance(avl, root);
}
treap_head * treap_remove(treap_tree *tree, treap_head *node)
{
treap_head **pp;
assert(tree && node);
if (!tree || !node)
return node;
if (!node->parent)
if (tree->root == node)
pp = &tree->root;
else
return node;
else {
if (node->parent->left == node)
pp = &node->parent->left;
else if (node->parent->right == node)
pp = &node->parent->right;
else
return node;
}
__remove(pp);
return node;
}
void GuiContainerAPI::__remove_unsafe(GuiElementAPI* element)
{
__remove(GuiElementPtr(element, EmptyElementDeleter));
}