فهرست مطالب

• About the Author
• Brief Contents
• Contents in Detail
• Acknowledgments
• Preface
• Introduction
• Chapter 1: Core Concepts
• What Is System Programming?
• Fundamental Concepts of Unix
• Using the Manual Pages
• Unix History and Standards
• C Standards
• Summary
• Exercises
• Chapter 2: Fundamentals of System Programming
• Object Libraries
• System Calls
• Handling Errors from System Calls and Library Functions
• Portability
• System Limits
• Internationalization
• Processing the Command Line and Environment
• Summary
• Exercises
• Chapter 3: Time, Dates, and Locales
• Learning System Programming
• Organization of Common Code
• Planning Our First System Program
• Designing the First Version of spl_date
• Designing a Second Version of spl_date
• Designing a Third Version of spl_date
• Working with Locales
• Summary
• Exercises
• Chapter 4: Basic Concepts of File I/O
• High-Level vs. Low-Level File I/O
• Universal I/O
• File Permissions Revisited
• A Process's User IDs
• The setuid Bit
• Input/Output Mechanics
• Standard File Descriptors
• The Kernel I/O Interface
• Writing a copy Command
• Timing Programs
• Summary
• Exercises
• Chapter 5: File I/O and Login Accounting
• Controlling the Position of I/O Operations
• Displaying Last Login Information
• Usernames, User IDs, and the passwd File
• Developing a lastlog Program
• Developing a last Command
• Summary
• Exercises
• Chapter 6: Overview of Filesystems and Files
• Disks and Disk Partitions
• Many, Many Filesystems
• Filesystem Structure
• The Kernel's Filesystem Interface
• The Virtual Filesystem
• Exploring the Filesystem API
• The stat Command
• The stat() System Call
• The statx() System Call
• Writing an spl_stat Command
• Writing an spl_statfs Command
• Summary
• Exercises
• Chapter 7: The Directory Hierarchy
• Directory Structure
• Processing Directories
• A Simple ls Program
• Other Functions in the Directory API
• Processing the Directory Hierarchy
• Mounting File Systems
• Tree Walks
• The pwd Command
• Summary
• Exercises
• Chapter 8: Introduction to Signals
• The Role of Signals
• Signal Concepts
• Basic Signal Handling
• Sending Signals
• Blocking Signals
• The sigaction() System Call
• Guidance on Designing Signal Handlers
• Summary
• Exercises
• Chapter 9: Timers and Sleep Functions
• Keeping Track of Time
• Time, Clocks, and Timing
• High-Resolution Sleep Functions
• Software Timers
• Interval Timers
• Summary
• Exercises
• Chapter 10: Process Fundamentals
• Processes Revisited
• The Process Tree
• Process Groups
• Sessions
• Foreground and Background Processes and Process Groups
• Program Files
• The Virtual Memory Layout of a Process
• The Kernel's Process Representation
• The proc Pseudofilesystem
• Summary
• Exercises
• Chapter 11: Process Creation and Termination
• The Lifetime of a Process
• Creating Processes
• Terminating Processes
• Executing Programs
• Waiting for Children
• Putting It All Together: A Simple Shell
• The system() Library Function
• Summary
• Exercises
• Chapter 12: Introduction to Interprocess Communication
• Why Do We Need IPC?
• An Overview of Interprocess Communication
• POSIX Shared Memory
• Semaphores
• A Shared Memory Producer Consumer Program
• POSIX Message Queues
• Summary
• Exercises
• Chapter 13: Pipes and FIFOs
• An Overview of Pipes
• Pipe Basics
• Unnamed Pipes
• The popen() and pclose() Library Functions
• FIFOs
• Summary
• Exercises
• Chapter 14: Client-Server Applications and Daemons
• Introduction to Client-Server Applications
• System Logging Facilities
• Daemons
• An Iterative Server
• A Concurrent Server
• Summary
• Exercises
• Chapter 15: Introduction to Threads
• Background
• Threads and Processes
• Program Design Considerations with Threads
• Overview of the Pthreads Library
• Thread Management
• Signals and Threads
• A Multithreaded Concurrent Server
• Summary
• Exercises
• Chapter 16: Thread Synchronization
• Correctness and Performance Considerations
• Mutexes
• Condition Variables
• Barrier Synchronization
• Read-Write Locks
• Summary
• Exercises
• Chapter 17: Alternative Methods of I/O
• Nonblocking I/O
• Signal-Driven I/O
• POSIX Asynchronous I/O
• Multiplexed I/O
• Summary
• Exercises
• Chapter 18: Terminals and Terminal I/O
• About Interactive Programs
• An Overview of Terminals
• Terminal Drivers
• The Terminal Driver API
• Writing an spl_stty Command
• The ioctl() System Call
• Summary
• Exercises
• Chapter 19: Interactive Programming and the ncurses Library
• Canonical and Noncanonical Modes
• An Interactive Program in Noncanonical Mode
• Curses and the ncurses Library
• A Curses Version of sprite.c
• The top Program
• Summary
• Exercises
• Appendix A: Creating Libraries
• Appendix B: Unicode and UTF-8
• Appendix C: Date and Time Format Specifiers
• Bibliography
• Index