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Customizing your environment



Customizing your environment
        Configuring and working with the shells
        What is a shell?
        What the different shells are for
                Identifying your login shell
                What happens when you log in
        Understanding variables
                Setting shell variables
                Setting environment variables
                Exporting variables to the environment
                A sample login script
                Modifying the shell environment
                Resetting the environment
        Some features to make life easier
                Making your prompt tell you where you are
                Adding a logout script
                Recalling and editing previous commands
                        Korn shell history editing
                        C shell history editing
        Using aliases
                How aliases are executed
        How the shell works
                How the shell executes commands

Sample shell startup files
        The Bourne shell .profile
        The Korn shell .profile and .kshrc
        The C-shell .login and .cshrc