Mastering UNIX Shell Scripting
Randal K. Michael
Wiley
* Provides readers with end-to-end shell scripts that can be used to automate repetitive tasks and solve real-world system administration problems     * Targets the specific command structure for four popular UNIX systems: Solaris, Linux, AIX, and HP-UX     * Illustrates dozens of example tasks, presenting the proper command syntax and analyzing the performance gain or loss using various control structure techniques     * Web site includes all the shell scripts used in the book