Re: Proposal: ls-lisp.el handle --group-directories-first flag

[Eli Zaretskii <eliz@gnu.org>]

> From: Arthur Miller <arthur.miller@live.com>
> Date: Thu, 15 Jul 2021 11:19:52 +0200
> 
> Just a minor 'out-of-the-box' quality of life improvement mostly for
> MS Windows users. ls-lisp.el is default on MS Windows, and some users
> might share their init configuration between their Gnu/Linux and MS
> Windows systems, it might be nice to have ls-lisp.el recognize
> `--group-directories-first' flag of Gnu ls program.
> 
> I have just piggy-back on existing code here; I am not sure if I can
> actually set `ls-lisp-dirs-firs' var to `t' when
> `--group-directories-first' is found, so I am just converting this flag
> to `y' so we can per-use existing machinery. But I would happily skip
> `y' if it is acceptable to change users choice for `ls-lisp-dirs-first'
> variable when `--group-directories-first' is present.

This is not future-proof: what if 'ls' in some future release will
have the -y option, and we'd want to support that in ls-lisp.el?

Doesn't it work to let-bind ls-lisp-dirs-first?

Thanks.