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

[Alejandro Colomar (man-pages)]

On 1/25/21 5:03 AM, Bernhard Voelker wrote:
> OTOH I understand that there's a little gap in the tool landscape.
> Astonishingly, there doesn't seem to exist a trivial tool to redirect
> from standard input (or any other input file descriptor) to a file.
> I wrote such a little tool in the attached:
> 
>    $ src/sink --help
>    Usage: src/sink [OPTION]... FILE
>    Copy input stream to FILE.
> 
>    Mandatory arguments to long options are mandatory for short options too.
> 
>      -a, --append              append to the given FILE, do not overwrite
>      -c, --create              ensure to create FILE, error if exists
>      -i, --input-stream=FD     read from stream FD instead of standard input
> 
>    The default input stream number FD is 0, representing the standard input.
> 
> This allows not only to copy data from standard input, but from any
> file descriptor open for reading.  It also allows control over
> how the output file will be opened (e.g. with O_CREAT|E_EXCL).
> 
> The OPs case would look like:
> 
>    echo 'foo' | sudo sink /etc/foo
> or
>    echo 'foo' | sudo sink -a /etc/foo  # append.
> or
>    echo 'foo' | sudo sink -c /etc/foo  # ensure creation of the file.
> 
> I'm not sure if this will ever be considered for inclusion -
> I just did it "for fun". ;-)
> 
> Have a nice day,
> Berny
> 

By chance, I just found out that there is a tool very similar to 'sink' 
in moreutils [1].  It's called 'sponge'.

[1]: <https://joeyh.name/code/moreutils/>

So this feature already exists, and therefore I drop my patches.

Cheers,

Alex

-- 
Alejandro Colomar
Linux man-pages comaintainer; https://www.kernel.org/doc/man-pages/
http://www.alejandro-colomar.es/