This digital Short Cut delivered in Adobe PDF format for quick and easy access, is an introduction to Busy Box, widely regarded as "The Swiss Army Knife of Embedded Linux." After a brief introduction, we walk you through the Busy Box configuration utility. This is used to tailor Busy Box to your particular requirements. You will next learn about the requirements for cross-compiling the Busy Box package. Then we look at Busy Box operational issues, including how it is used in an embedded system. Next you will examine the Busy Box initialization sequence, and how this departs from more traditional Linux systems. You will also study a sample initialization script. After reading the steps for installing Busy Box on a target system, you will learn about some of the Busy Box commands and their limitations. This Short Cut is Chapter 11 from the book Embedded Linux Primer by Christopher Hallinan (0-13-167984-8) available September 2007. As such, it contains references to earlier and later chapters that are not included in this Short Cut. Apart from these references, the Short Cut is fully self-contained and is an excellent choice for embedded Linux developers interested in understanding how to use the Busy Box utility. Table of Contents 11.1 Introduction to Busy Box 11.1.1 Busy Box is Easy 11.2 Busy Box Configuration 11.2.1 Cross-Compiling Busy Box 11.3 Busy Box Operation 11.3.1 Busy Box Init 11.3.2 Example rc S Initialization Script 11.3.3 Busy Box Target Installation 11.3.4 Busy Box Commands 11.4 Chapter Summary 11.4.1 Suggestions for Additional Reading
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