xref: /titanic_44/usr/src/man/man7d/tty.7d (revision d4f95bf4d6ec7ef0f01e5ddf22813ac641edf019)
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Copyright 1989 AT&T
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TTY 7D "Jul 3, 1990"
NAME
tty - controlling terminal interface
DESCRIPTION

The file /dev/tty is, in each process, a synonym for the control terminal associated with the process group of that process, if any. It is useful for programs or shell sequences that wish to be sure of writing messages on the terminal no matter how output has been redirected. It can also be used for programs that demand the name of a file for output, when typed output is desired and it is tiresome to find out what terminal is currently in use.

FILES

/dev/tty

/dev/tty*

SEE ALSO

ports(1M), console(7D)