tty - Unix, Linux Command
tty - print the file name of the terminal connected to standard input
Print the file name of the terminal connected to standard input.
-s, --silent, --quiet
print nothing, only return an exit status
display this help and exit
output version information and exit
Written by David MacKenzie.
Report bugs to <email@example.com
Copyright © 2006 Free Software Foundation, Inc.
This is free software. You may redistribute copies of it under the terms of
the GNU General Public License <http://www.gnu.org/licenses/gpl.html
There is NO WARRANTY, to the extent permitted by law.
is maintained as a Texinfo manual. If the
programs are properly installed at your site, the command
should give you access to the complete manual.