Command-Line Editing
By now you might be wondering how you can go back and re-execute commands you’ve typed earlier without retyping them. The Bourne shell does not allow command-line editing, but the Korn shell does. In this section, I’ll describe how to use command-line editing, but we need to set up a few variables in the Korn shell before we proceed.
Set your default editor to be the vi editor as follows:
VISUAL=vi <cr>
If the VISUAL variable is not set, the shell will look at the EDITOR variable. You can set the EDITOR variable as follows:
EDITOR=vi; export EDITOR <cr>
Now you have vi editor commands available to you as you type commands. See Chapter 2, “Using Solaris Editors,” for a complete discussion on the vi editor. While you ...
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