bug#29501: 27.0.50; Remote file handling is broken

[Michael Albinus]

Stephen Berman <stephen.berman@gmx.net> writes:

Hi Stephen,

> 0. emacs -Q
> 1. Evaluating this sexp: (dired "/su::/var/log")
>    fails to prompt for root's password and errors with this backtrace:

This is the same problem as Bug#29163.

> The failure does not happen in emacs-26; there 
> (file-remote-p "/su::/var/log") 
> returns 
> #("/su:root@rosalinde:" 4 8 (tramp-default t))
> and 
> (find-file-name-handler "/su::/var/log" 'file-remote-p) 
> returns
> tramp-file-name-handler

Yep. This has been fixed already in 06d05fec84.

> In GNU Emacs 27.0.50 (build 10, x86_64-pc-linux-gnu, GTK+ Version 3.22.18)
>  of 2017-11-29 built on rosalinde

Meanwhile, emacs-26 has been merged to the master branch, so it shall be
fixed there as well.

I will mark this bug as duplicate of Bug#29163.

Best regards, Michael.