179 	NODE *c1, *c2, *n1, *n2;  in walk_in_the_forest()  local
189 		c2 = t2->child;  in walk_in_the_forest()
191 		c2 = NULL;  in walk_in_the_forest()
192 	while (c1 != NULL || c2 != NULL) {  in walk_in_the_forest()
196 		if (c2 != NULL)  in walk_in_the_forest()
197 			n2 = c2->next;  in walk_in_the_forest()
198 		if (c1 != NULL && c2 != NULL) {  in walk_in_the_forest()
199 			if (c1->type != F_DIR && c2->type == F_DIR) {  in walk_in_the_forest()
200 				n2 = c2;  in walk_in_the_forest()
201 				c2 = NULL;  in walk_in_the_forest()
202 			} else if (c1->type == F_DIR && c2->type != F_DIR) {  in walk_in_the_forest()
206 				i = strcmp(c1->name, c2->name);  in walk_in_the_forest()
211 					n2 = c2;  in walk_in_the_forest()
212 					c2 = NULL;  in walk_in_the_forest()
216 		if (c1 == NULL && c2->type == F_DIR) {  in walk_in_the_forest()
217 			asprintf(&np, "%s%s/", path, c2->name);  in walk_in_the_forest()
218 			i = walk_in_the_forest(c1, c2, np);  in walk_in_the_forest()
220 			i += compare_nodes(c1, c2, path);  in walk_in_the_forest()
221 		} else if (c2 == NULL && c1->type == F_DIR) {  in walk_in_the_forest()
223 			i = walk_in_the_forest(c1, c2, np);  in walk_in_the_forest()
225 			i += compare_nodes(c1, c2, path);  in walk_in_the_forest()
226 		} else if (c1 == NULL || c2 == NULL) {  in walk_in_the_forest()
227 			i = compare_nodes(c1, c2, path);  in walk_in_the_forest()
228 		} else if (c1->type == F_DIR && c2->type == F_DIR) {  in walk_in_the_forest()
230 			i = walk_in_the_forest(c1, c2, np);  in walk_in_the_forest()
232 			i += compare_nodes(c1, c2, path);  in walk_in_the_forest()
234 			i = compare_nodes(c1, c2, path);  in walk_in_the_forest()
238 		c2 = n2;  in walk_in_the_forest()