Subject: Re: bug#25388: Bug in ls, kills existing scripts reading "ls" -1 as input

From: Paul Eggert <[email-masked]>
Date: Sun, 8 Jan 2017 21:25:23 -0800

L A Walsh wrote:

>     Having 'ls' show different output through a pager
> than it does when scrolling off the screen is not a standard
> feature

Sure it is. 'ls' has done that since then 1980s. 'ls' shows multicolumn output 
when the output is a tty, and single-column output when piped into a pager.