10-binary_tree_depth.c

#include <stdlib.h>
#include "binary_trees.h"

/**
 * binary_tree_depth - Measures the depth of a node in a binary tree
 * @tree: Pointer to the node to measure the depth
 *
 * Return: Measures the depth of a node
 */

size_t binary_tree_depth(const binary_tree_t *tree)
{
	size_t depth;

	if (!tree || !tree->parent)
		return (0);

	depth = binary_tree_depth(tree->parent);

	return (1 + depth);

}