Advanced Programming in the UNIX® Environment

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Contents

Foreword tothe Second Edition xix

Preface xxi

Preface to the Second Edition xxv

Preface to the First Edition xxix

Chapter 1. UNIX System Overview

1.1 Introduction 1

1.2 UNIX Architecture 1

1.3 Logging In 2

1.4 Files and Directories 4

1.5 Input and Output 8

1.6 Programs and Processes 10

1.7 Error Handling 14

1.8 User Identification 16

1.9 Signals 18

1.10 TimeValues 20

1.11 System Calls and Librar y Functions 21

1.12 Summary2 3

Chapter 2. UNIX Standardization and Implementations 25

2.1 Introduction 25

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