Tty

The tty command prints the name of it's source of its standard input provided that is a terminal, or else outputs "not a tty".

Provided by

Most (all?) Linux distributions incorporate this from the GNU Coreutils: and use its man page

Related Commands

All of these relate to the context of the current session.

• pwd - show the current working directory.
• stty - show or alter terminal settings
• printenv - show environment variables

See also

terminal

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