source: projects/initscripts/trunk/src/consoletype.1 @ 1108

.TH CONSOLETYPE 1 "Red Hat, Inc" "RH" \" -*- nroff -*-
.SH NAME
\fBconsoletype
\- print type of the console connected to standard input
.SH SYNOPSIS
\fBconsoletype [\fIfg\fR]
.SH DESCRIPTION
\fBconsoletype
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
\fIvt\fR
if console is a virtual terminal (/dev/tty* or /dev/console device if not on
a serial console),
\fIserial\fR
if standard input is a serial console (/dev/console or /dev/ttyS*) and
\fIpty\fR
if standard input is a pseudo terminal.
.SH RETURN VALUE
\fBconsoletype
when passed no arguments returns 
.TP
\fI0
if on virtual terminal
.TP
\fI1
if on serial console
.TP
\fI2
if on a pseudo terminal.
.TP
When passed the \fIfg\fR argument, \fBconsoletype\fR returns
.TP
\fI0
if the console connected to standard input is the current virtual
terminal
.TP
\fI1
otherwise.