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From Bash to Z Shell: Conquering the Command Line by Peter Stephenson, Jerry Peek, Oliver Kiddle

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CHAPTER 3More Shell Features

Chapter 1 introduced some related shell features and Unix concepts. Chapter 2 showed how to combine programs using redirection and shell programming features. In this chapter, we'll round out the book's introduction by digging into a grab bag of more advanced shell and Unix features, including

  • Passing information from process to process, such as the current time zone or the name of your favorite text editor, with environment variables
  • Controlling processes: getting their status, stopping and starting them with job control, and sending signals to them
  • Using quoting to control how the shell interprets a command line
  • Changing your current directory by giving just the end of its pathname using the CDPATH

Passing Info ...

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