getty - Sets the terminal type, modes, speed, and line
discipline
getty [-h] [-t time] line speed_label terminal line_discipline
getty -c file
Hold the carrier during the initialization phase; do not
hang up. Set the time period to the specified number of
seconds. Drop the line after that amount of time if nothing
is typed. Check the specified gettydefs file.
The getty command sets and manages terminals by setting up
speed, terminal flags, and the line discipline. If command
options are provided, getty adapts the system to those
specifications. getty prints the login prompt, waits for
the user to enter a username, and invokes the login command.
getty uses the /etc/gettydefs file for terminal information.
The line argument refers to the device name in
/dev. The speed_label argument is a pointer into the
/etc/gettydefs file where the definitions for speed and
other associated options are located. The terminal argument
specifies the name of the terminal type. The
line_discipline argument specifies the name of the line
discipline.
The second syntax for the getty command provides a check
option. When getty is invoked with the -c option and
filename argument, it checks the specified file in the
same way it scans gettydefs for terminal information, then
prints the results to standard output.
By default, the getty daemon writes the login string specified
in the message field of the /etc/gettydefs file to
any terminal spawned or respawned from the /etc/inittab
file. If an /etc/issue file is present, getty reads the
file and writes its contents to the terminal prior to
writing the login string specified in the /etc/gettydefs
file.
Specifies the command path. Specifies the terminal line
database file. Specifies the path name for the issue
identification file.
Commands: init(8), login(1), stty(1)
Files: issue(4).
getty(8)
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