دانلود کتاب Shell Programming in Unix, Linux and OS X

Shell Programming in Unix, Linux and OS X is a thoroughly updated revision of Kochan and Wood’s classic Unix Shell Programming tutorial. Following the methodology of the original text, the book focuses on the POSIX standard shell, and teaches you how to develop programs in this useful programming environment, taking full advantage of the underlying power of Unix and Unix-like operating systems.After a quick review of Unix utilities, the book’s authors take you step-by-step through the process of building shell scripts, debugging them, and understanding how they work within the shell’s environment. All major features of the shell are covered, and the large number of practical examples make it easy for you to build shell scripts for your particular applications. The book also describes the major features of the Korn and Bash shells.Learn how to…Take advantage of the many utilities provided in the Unix systemWrite powerful shell scriptsUse the shell’s built-in decision-making and looping constructsUse the shell’s powerful quoting mechanismsMake the most of the shell’s built-in history and command editing capabilitiesUse regular expressions with Unix commandsTake advantage of the special features of the Korn and Bash shellsIdentify the major differences between versions of the shell languageCustomize the way your Unix system responds to youSet up your shell environmentMake use of functionsDebug scripts