Tcsh Command Line Examples

Computer History Notes - Herong's Tutorial Notes

∟1979 - The Tcsh (TENEX C Shell) Developed by Ken Greer

∟Tcsh Command Line Examples

This section provides some Tcsh shell command line examples with explanations.

Below are some Tcsh shell command line examples with explanations:

set
      Displays the values of all variables.

set echo
      Sets the special variable 'echo' to tell Tcsh to echo to echo the
      command line back before executing it.

env
      Displays the values of all environment variables.

setenv TMP /tmp
      Sets an environment variable TMP with a value.

alias .. 'cd ..; pwd'
      Sets an alias command of ".." to change current directory to
      the parent directory.

set d=`pwd`
      Sets the current working directory to a shell variable d.

echo $d
      Displays the values of variable d.

cat > myself
(Type in some words about yourself)
^D
      Creates a file and lets you to enter text from the keyboard.

cat myself
      Displays the contents of "myself" on the screen.

sleep 200
^C
      "Ctrl-C" cancels the execution of the sleep command.

sleep 200
^Z
      "Ctrl-Z" stops the execution of the sleep command and pushes
      it to background.

sleep 200 &
      Runs the sleep command in the background.

jobs
      Lists all background jobs.

history
      Lists all previously executed command lines