Shell Script Reference Reading

• Sh - the Bourne Shell by Bruce Barnett
• Linux Shell Scripting Tutorial by nixCraft
• Shell Programming from Learning UNIX, v4.0
• BASH Programming - Introduction How-To
• Shell Programming for the Uninitiated from UNIX Power Tools
• The PATH variable, from Chapter 2 of The Linux Migration Project:
  • "Working with variables"
  • "Setting your search path"
• Regular expressions (including grep) from Bash Guide for Beginners by Machtelt Garrels
  • "Regular expression metacharacters"
  • Examples: "Grep and regular expressions"
• Quoting - Single ( ' ) vs. Double ( " ):
  • A Guide to Unix Shell Quoting by Uwe Waldmann
  • UNIX SHELL Quote Tutorial by Bruce Barnett
• Command line arguments:
  • Positional Parameters $1, $2, ..., $9 from Sh - the Bourne Shell by Bruce Barnett
  • Handling Command Line Arguments from Shelldorado
  • Passing arguments to the shell from Bourne shell programming in UNIXhelp for Users
  • Positional Parameters from Writing shell scripts by William Shotts, Jr.
• Linux in a Nutshell, Sixth Edition:  Chapter 6. The Bash Shell