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cover of the book Classic Shell Scripting: Hidden Commands that Unlock the Power of Unix

Ebook: Classic Shell Scripting: Hidden Commands that Unlock the Power of Unix

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07.02.2024
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Classic Shell Scripting; Preface; What You Should Already Know; Chapter Summary; Conventions Used in This Book; Code Examples; Unix Tools for Windows Systems; DJGPP; MKS Toolkit; AT & T UWIN; Safari Enabled; We & d Like to Hear from You; Acknowledgments; 1. Background; 1.2. Software Tools Principles; 1.3. Summary; 2. Getting Started; 2.2. Why Use a Shell Script?; 2.3. A Simple Script; 2.4. Self-Contained Scripts: The #! First Line; 2.5. Basic Shell Constructs; 2.5.2. Variables; 2.5.3. Simple Output with echo; 2.5.4. Fancier Output with printf; 2.5.5. Basic I/O Redirection.;An essential skill for Unix users and system administrators, shell scripts let you easily crunch data and automate repetitive tasks, offering a way to quickly harness the full power of any Unix system. This book provides the tips, tricks, and organized knowledge you need to create excellent scripts, as well as warnings of the traps that can turn your best efforts into bad shell scripts.
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