bug#71709: Fix recent change in tramp-sh-handle-make-process

[Michael Albinus via "Bug reports for GNU Emacs, the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>]

Iurie Marian <marian.iurie@gmail.com> writes:

Hi Iurie,

> Unfortunately, the patch doesn't help.
> By the way, this is what I noticed:
> * the issue seems to occur more often in a docker container
> * over /ssh it is working well, or at least it never occurred
> * the temporary buffers like ~/tmp/tramp.J0RZDc~ are actually created on remote
> * after repetitive tests I noticed that it doesn't reproduce anymore
> and I added a line to print the default-directory right before
> `make-process` for stderr: ~lisp/net/tramp-sh.el:3057~
>   - when it fails, the default-directory is on local host
>   - when it succeeds - it's on remote (where I guess it finds that
> temporary file)

But this was exactly the change I have sent to you: preserve proper default-directory.

> * on emacs restart it starts reproducing again
> * once it starts working, it never reproduces again until emacs restart
>
> It looks like it has something to do with `stderr` process execution
> environment.

Yes. Did you apply the change as I have said? That means

- Patch tramp.el inside the emacs tree
- Remove all compiled Tramp files, like 'rm lisp/net/tramp*.elc'
- Recompile EWmacs by calling 'make'.

Best regards, Michael.