+
+ if (S_ISDIR(stb1.st_mode)) { /* "diff dir file" */
+ /* NB: "diff dir dir2/dir3/file" must become
+ * "diff dir/file dir2/dir3/file" */
+ char *slash = strrchr(f2, '/');
+ f1 = concat_path_file(f1, slash ? slash + 1 : f2);
+ xstat(f1, &stb1);
+ }
+ if (S_ISDIR(stb2.st_mode)) {
+ char *slash = strrchr(f1, '/');
+ f2 = concat_path_file(f2, slash ? slash + 1 : f1);
+ xstat(f2, &stb2);
+ }
+
+ /* diffreg can get non-regular files here,
+ * they are not both DIRestories */
+ print_status((gotstdin > 1 ? D_SAME : diffreg(f1, f2, 0)),
+ f1, f2 /*, NULL*/);
+ return exit_status;