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Shell Scripting Overview Shells Bash
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Short Description: Shell Scripting. Fall 2007. Tom Logan. HPC Specialist. (Slides from Kate Hedstrom & Don ... Bash Shell Scripts. ’¢ Other Scripting. ’¢ Advanced Command Line ...
Content Inside: Overview · Variables Shell Scripting · Scripting Basics Fall 2007 · Bash Shell Scripts · Other Scripting Tom Logan · Advanced Command Line HPC Specialist (Slides from Kate Hedstrom & Don Bahls) · Appendix (C-Shell Scripts) Shells Bash · There are a number of different shells · bash is the bourne-again shell. available. · Similar syntax to sh and ksh. · Shell family tree. Includes new features that are not in sh or older csh -> tcsh versions of ksh sh -> ksh -> bash Flexible syntax al ow most expressions to be done · This lecture focuses on bash on a single line (if you want). user friendliness of tcsh Supports functions. scripting capabilities of ksh · Default shell on most Linux systems. · Most if not all syntax shown here works · Verbose mode (useful for debugging) with ksh as well. #!/bin/bash -v 1
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