196 	NODE *c1, *c2, *n1, *n2;  in walk_in_the_forest()  local
206 		c2 = t2->child;  in walk_in_the_forest()
208 		c2 = NULL;  in walk_in_the_forest()
209 	while (c1 != NULL || c2 != NULL) {  in walk_in_the_forest()
213 		if (c2 != NULL)  in walk_in_the_forest()
214 			n2 = c2->next;  in walk_in_the_forest()
215 		if (c1 != NULL && c2 != NULL) {  in walk_in_the_forest()
216 			if (c1->type != F_DIR && c2->type == F_DIR) {  in walk_in_the_forest()
217 				n2 = c2;  in walk_in_the_forest()
218 				c2 = NULL;  in walk_in_the_forest()
219 			} else if (c1->type == F_DIR && c2->type != F_DIR) {  in walk_in_the_forest()
223 				i = strcmp(c1->name, c2->name);  in walk_in_the_forest()
228 					n2 = c2;  in walk_in_the_forest()
229 					c2 = NULL;  in walk_in_the_forest()
233 		if (c1 == NULL && c2->type == F_DIR) {  in walk_in_the_forest()
234 			asprintf(&np, "%s%s/", path, c2->name);  in walk_in_the_forest()
235 			i = walk_in_the_forest(c1, c2, np);  in walk_in_the_forest()
237 			i += compare_nodes(c1, c2, path);  in walk_in_the_forest()
238 		} else if (c2 == NULL && c1->type == F_DIR) {  in walk_in_the_forest()
240 			i = walk_in_the_forest(c1, c2, np);  in walk_in_the_forest()
242 			i += compare_nodes(c1, c2, path);  in walk_in_the_forest()
243 		} else if (c1 == NULL || c2 == NULL) {  in walk_in_the_forest()
244 			i = compare_nodes(c1, c2, path);  in walk_in_the_forest()
245 		} else if (c1->type == F_DIR && c2->type == F_DIR) {  in walk_in_the_forest()
247 			i = walk_in_the_forest(c1, c2, np);  in walk_in_the_forest()
249 			i += compare_nodes(c1, c2, path);  in walk_in_the_forest()
251 			i = compare_nodes(c1, c2, path);  in walk_in_the_forest()
255 		c2 = n2;  in walk_in_the_forest()