CONSOLETYPE
Section: User Commands (1)
Updated: Red Hat, Inc
Page Index
NAME
consoletype
- print type of the console connected to standard input
SYNOPSIS
consoletype [stdout] [
fg]
DESCRIPTION
consoletype
prints the type of console connected to standard input, and checks
whether the console connected to standard input is the current
foreground virtual console. With no arguments, it prints
vt
if console is a virtual terminal (/dev/tty* or /dev/console device if not on
a serial console),
serial
if standard input is a serial console (/dev/console or /dev/ttyS*) and
pty
if standard input is a pseudo terminal.
RETURN VALUE
consoletype
when passed no arguments returns
0
if on virtual terminal
1
if on serial console
2
if on a pseudo terminal.
When passed the stdout argument,
consoletype returns
0
in all cases, and prints the console type to stdout.
When passed the fg argument, consoletype returns
0
if the console connected to standard input is the current virtual
terminal
1
otherwise.