- /* Just kidding, if the path is ".", then dirname will do the wrong
- * thing and give us "." as its parent, too. So, we handle that as a
- * special case.
- *
- * WARNING: it is important that "parent" itself is not used after
- * this point; otherwise we would need to store the correct parent
- * path in there. But since everything uses file descriptors from
- * now on, we only need to ensure that we get the correct parent_fd
- * below. */
- if (strcmp(path, ".") == 0 && strcmp(parent, ".") == 0) {
- parent_fd = safe_open("..", O_DIRECTORY | O_NOFOLLOW);
- }
- else if (strcmp(path, "..") == 0 && strcmp(parent, ".") == 0) {
- parent_fd = safe_open("../..", O_DIRECTORY | O_NOFOLLOW);
- }
- else {
- parent_fd = safe_open(parent, O_DIRECTORY | O_NOFOLLOW);
+ /* Just kidding, if the path is "." or "..", then dirname will do
+ * the wrong thing and give us "." as its parent, too. So, we handle
+ * those as special cases.
+ */
+ bool path_is_dots = strcmp(path, ".") == 0 || strcmp(path, "..") == 0;
+ char dots_parent[6] = "../";
+ if (path_is_dots) {
+ parent = strcat(dots_parent, path);