1CONSOLETYPE(1)              General Commands Manual             CONSOLETYPE(1)
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NAME

6       consoletype - print type of the console connected to standard input
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SYNOPSIS

9       consoletype [stdout] [fg]
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DESCRIPTION

12       consoletype prints the type of console connected to standard input, and
13       checks whether the console connected to standard input is  the  current
14       foreground  virtual console. With no arguments, it prints vt if console
15       is a virtual terminal (/dev/tty* or /dev/console device  if  not  on  a
16       serial   console),  serial  if  standard  input  is  a  serial  console
17       (/dev/console or /dev/ttyS*) and pty if standard input is a pseudo ter‐
18       minal.
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RETURN VALUE

21       consoletype when passed no arguments returns
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23       0      if on virtual terminal
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25       1      if on serial console
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27       2      if on a pseudo terminal.
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29       When passed the stdout argument, consoletype returns
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31       0      in all cases, and prints the console type to stdout.
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33       When passed the fg argument, consoletype returns
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35       0      if  the  console connected to standard input is the current vir‐
36              tual terminal
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38       1      otherwise.
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42RH                               Red Hat, Inc                   CONSOLETYPE(1)