bug#59622: 29.0.50; [PATCH] Regression in Eshell's handling of escaped newlines

[Jim Porter]

On 12/7/2022 5:34 AM, Eli Zaretskii wrote:
> > Date: Tue, 6 Dec 2022 20:18:30 -0800
> > Cc: 59622@debbugs.gnu.org
> > From: Jim Porter <jporterbugs@gmail.com>
> >
> > I also split the patch in two: the first patch for the 29 branch (which
> > makes the least code changes I could manage), and the second as an
> > additional small cleanup patch for master only.
>
> Since which Emacs version do we have this regression?  If it's a very
> old regression, I'd prefer not to fix it on the emacs-29 branch.

This worked properly in Emacs 28 and is broken in 29. I'm not 100% sure 
which patch regressed it, but my guess is patch 0003 in bug#54227, which 
was merged in March.

> >   @subsection Quoting and escaping
> >   As with other shells, you can escape special characters and spaces
> > -with by prefixing the character with a backslash (@code{\}), or by
> > -surrounding the string with apostrophes (@code{''}) or double quotes
> > -(@code{""}).  This is needed especially for file names with special
> > -characters like pipe (@code{|}), which could be part of remote file
> > +with by prefixing the character with a backslash (@samp{\}), or by
>
> "with by prefixing" is a typo; probably "with" should be dropped.

Good catch! I missed that despite reading it a few times while editing 
the manual.