bug#53846: 28.0.91; Tramp SSHFS doesn't quote default-directory for asynchronous remote processes

[Michael Albinus]

Version: 28.2

Philipp Stephani <p.stephani2@gmail.com> writes:

Hi Philipp,

> Create a directory containg a space character, e.g. '/tmp/a b'.  Then,
> start Emacs with 'emacs -Q'.  Visit the directory over SSHFS using
> 'C-x d /sshfs:localhost:/tmp/a b'.  This works as expected.  Then, try
> starting a shell in the directory with 'M-x shell'.  This fails and the
> shell buffer contains
>
> bash: line 1: cd: too many arguments
>
> This indicates that Tramp doesn't correctly quote the local part of the
> current directory when constructing the 'cd' command.
> SSH'ing to 'localhost' here is only for simplicity, the same happens
> with an actual remote host.
> The issue is also present on master.

I've fixed this in the master branch, commit fe37e49a97. Added also a
test for this use case.

This fix will also appear with the next GNU ELPA Tramp package, 2.5.2.2.

Closing the bug.

Thanks for the report, and best regards, Michael.