How Can You Tell What Shell You Are Running On UNIX System

How Can You Tell What Shell You Are Running On UNIX System


  • 25 Dec, 2011

    You can do the Echo $RANDOM. It will return a undefined variable if you are from the C-Shell, just a return prompt if you are from the Bourne shell, and a 5 digit random numbers if you are from the Korn shell. You could also do a ps -l and look for the shell with the highest PID.

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