Chapter 2. Process Control
The previous chapter introduced you to the Korn shell environment. This chapter helps you take that information a step further. You take a closer look at the concept of a process. The environment discussed in Chapter 1, “The Environment,” is part of the process context within which a script or command runs. You find out how to schedule the execution of scripts (or commands) at predefined times and examine the difference between background processing and foreground processing. You also discover ways to interact with a process during its execution through signals. In essence, this chapter looks at processes and shows some ways of interacting with them.
This chapter teaches you the following:
What has to happen for your ...
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