I think I get an acceptable solution. thank you  all!

We may close this issue now.



At 2020-10-05 17:51:00, "Eli Zaretskii" <eliz@gnu.org> wrote: >> From: Michael Albinus <michael.albinus@gmx.de> >> Date: Mon, 05 Oct 2020 11:30:50 +0200 >> Cc: 43789@debbugs.gnu.org >> >> "Zhu Zihao" <all_but_last@163.com> writes: >> >> > Step to reproduce: >> > >> > 1. Use touch from coreutils or find-file in Emacs to create a file >> > which name contains a linebreak. (e.g. "line\nbreak") >> > 2. Visit it in dired, you cannot do anything with this file because >> > the characters after "\n" was ignored by dired. >> >> I recommend to avoid file names containing line breaks. Tramp, for >> example, cannot handle them at all. > >Cannot agree more. And I think we shouldn't tweak our implementation >too much for such use cases, given that there's an easy workaround.