bug#71935: split-string-and-unquote mishandles dired-listing-switches with '

[Eli Zaretskii <eliz@gnu.org>]

> From: Juri Linkov <juri@linkov.net>
> Cc: 71935@debbugs.gnu.org
> Date: Fri, 05 Jul 2024 09:48:39 +0300
> 
> >> Thanks, that's what I had in mind.  Please install on the emacs-30
> >> branch.
> >
> > On second thought: could there be options that include shell
> > wildcards, which therefore should not be quoted?  If so, perhaps
> > instead of shell-quote-argument we should use
> > shell-quote-wildcard-pattern?
> 
> Indeed, there are ls switches that use wildcards, e.g.
> ‘--hide=PATTERN’ and ‘--ignore=PATTERN’.  But it seems
> they are ignored anyway while using wildcards with 'ls -d',
> so I can't test them.  What I can confirm only is that with
> 
> 1. (setopt dired-listing-switches "-al --block-size='1 --ignore=system*")
> 2. C-x d /tmp/s*
> 
> the switches are correctly quoted by 'shell-quote-wildcard-pattern':
> 
> "ls -d --dired -N -al --block-size=\\'1 --ignore=system* -- s*"

Thanks.  So I think this is a better solution for this tricky problem.