[PATCH v3 (resend)] tee: Add -q, --quiet, --silent option to not write to stdout

[Theo de Raadt]

Otto Moerbeek <otto at drijf.net> wrote:

> On Sun, Jan 24, 2021 at 01:18:46PM +0100, Alejandro Colomar wrote:
> 
> > This is useful for using tee to just write to a file,
> > at the end of a pipeline,
> > without having to redirect to /dev/null
> > 
> > Example:
> > 
> > echo 'foo' | sudo tee -q /etc/foo;
> > 
> > is equivalent to the old (and ugly)
> 
> You keep repeating "ugly" as the reason you are wanting this.
> 
> I consider adding special options to command to solve an imagined
> issue that can be solved with a general concept like redirection ugly.
> Please stop pushing your diff to this list. So far nobody showed any
> interest.

I also see ZERO reason for this change.

This change will encourage the creation of non-portable scripts, which
harms backwards compatibility and portability, while increasing the
cognitive cost of building software in a simple and useable command
ecosystem.