- Copyright
- Preface
- I. Files and Users
- 1. Introduction
- 2. Arguments, Options, and the Environment
- 3. User-Level Memory Management
- 3.1. Linux/Unix Address Space
- 3.2. Memory Allocation
- 3.2.1. Library Calls: malloc(), calloc(), realloc(), free()
- 3.2.1.1. Examining C Language Details
- 3.2.1.2. Initially Allocating Memory: malloc()
- 3.2.1.3. Releasing Memory: free()
- 3.2.1.4. Changing Size: realloc()
- 3.2.1.5. Allocating and Zero-filling: calloc()
- 3.2.1.6. Summarizing from the GNU Coding Standards
- 3.2.1.7. Using Private Allocators
- 3.2.1.8. Example: Reading Arbitrarily Long Lines
- 3.2.1.9. GLIBC Only: Reading Entire Lines: getline() and getdelim()
- 3.2.2. String Copying: strdup()
- 3.2.3. System Calls: brk() and sbrk()
- 3.2.4. Lazy Programmer Calls: alloca()
- 3.2.5. Address Space Examination
- 3.2.1. Library Calls: malloc(), calloc(), realloc(), free()
- 3.3. Summary
- Exercises
- 4. Files and File I/O
- 5. Directories and File Metadata
- 6. General Library Interfaces — Part 1
- 6.1. Times and Dates
- 6.2. Sorting and Searching Functions
- 6.3. User and Group Names
- 6.4. Terminals: isatty()
- 6.5. Suggested Reading
- 6.6. Summary
- Exercises
- 7. Putting It All Together: ls
- 8. Filesystems and Directory Walks
- II. Processes, IPC, and Internationalization
- 9. Process Management and Pipes
- 9.1. Process Creation and Management
- 9.2. Process Groups
- 9.3. Basic Interprocess Communication: Pipes and FIFOs
- 9.4. File Descriptor Management
- 9.5. Example: Two-Way Pipes in gawk
- 9.6. Suggested Reading
- 9.7. Summary
- Exercises
- 10. Signals
- 10.1. Introduction
- 10.2. Signal Actions
- 10.3. Standard C Signals: signal() and raise()
- 10.4. Signal Handlers in Action
- 10.5. The System V Release 3 Signal APIs: sigset() et al.
- 10.6. POSIX Signals
- 10.6.1. Uncovering the Problem
- 10.6.2. Signal Sets: Sigset_t and Related Functions
- 10.6.3. Managing the Signal Mask: sigprocmask() et al.
- 10.6.4. Catching Signals: sigaction()
- 10.6.5. Retrieving Pending Signals: sigpending()
- 10.6.6. Making Functions Interruptible: siginterrupt()
- 10.6.7. Sending Signals: kill() and killpg()
- 10.6.8. Our Story So Far, Episode II
- 10.7. Signals for Interprocess Communication
- 10.8. Important Special-Purpose Signals
- 10.9. Signals Across fork() and exec()
- 10.10. Summary
- Exercises
- 11. Permissions and User and Group ID Numbers
- 11.1. Checking Permissions
- 11.2. Retrieving User and Group IDs
- 11.3. Checking as the Real User: access()
- 11.4. Checking as the Effective User: euidaccess() (GLIBC)
- 11.5. Setting Extra Permission Bits for Directories
- 11.6. Setting Real and Effective IDs
- 11.7. Working with All Three IDs: getresuid() and setresuid() (Linux)
- 11.8. Crossing a Security Minefield: Setuid root
- 11.9. Suggested Reading
- 11.10. Summary
- Exercises
- 12. General Library Interfaces — Part 2
- 13. Internationalization and Localization
- 13.1. Introduction
- 13.2. Locales and the C Library
- 13.2.1. Locale Categories and Environment Variables
- 13.2.2. Setting the Locale: setlocale()
- 13.2.3. String Collation: strcoll() and strxfrm()
- 13.2.4. Low-Level Numeric and Monetary Formatting: localeconv()
- 13.2.5. High-Level Numeric and Monetary Formatting: strfmon() and printf()
- 13.2.6. Example: Formatting Numeric Values in gawk
- 13.2.7. Formatting Date and Time Values: ctime() and strftime()
- 13.2.8. Other Locale Information: nl_langinfo()
- 13.3. Dynamic Translation of Program Messages
- 13.3.1. Setting the Text Domain: textdomain()
- 13.3.2. Translating Messages: gettext()
- 13.3.3. Working with Plurals: ngettext()
- 13.3.4. Making gettext() Easy to Use
- 13.3.5. Rearranging Word Order with printf()
- 13.3.6. Testing Translations in a Private Directory
- 13.3.7. Preparing Internationalized Programs
- 13.3.8. Creating Translations
- 13.4. Can You Spell That for Me, Please?
- 13.5. Suggested Reading
- 13.6. Summary
- Exercises
- 14. Extended Interfaces
- 9. Process Management and Pipes
- III. Debugging and Final Project
- 15. Debugging
- 16. A Project that Ties Everything Together
- IV. Appendixes
-
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