Welcome to the GNU C Library Manual

Contents:

• Introduction
  • Getting Started
  • Standards and Portability
    • ISO C
    • POSIX (The Portable Operating System Interface)
      • POSIX Safety Concepts
      • Unsafe Features
      • Conditionally Safe Features
      • Other Safety Remarks
    • Berkeley Unix
    • SVID (The System V Interface Description)
    • XPG (The X/Open Portability Guide)
  • Using the Library
    • Header Files
    • Macro Definitions of Functions
    • Reserved Names
    • Feature Test Macros
  • Roadmap to the Manual
• Error Reporting
  • Checking for Errors
  • Error Codes
  • Error Messages
• 12 Input/Output on Streams
  • 12.1 Streams
  • 12.2 Standard Streams
  • 12.3 Opening Streams
• Inter-Process Communication
  • Semaphores
    • System V Semaphores
    • POSIX Semaphores
• 32 System Configuration Parameters
  • 32.1 General Capacity Limits
  • 32.2 Overall System Options
  • 32.3 Which Version of POSIX is Supported
  • 32.4 Using sysconf
  • 32.4.1 Definition of sysconf
  • 32.4.2 Constants for sysconf Parameters
  • 32.4.3 Examples of sysconf
  • 32.5 Minimum Values for General Capacity Limits
  • 32.6 Limits on File System Capacity
  • 32.7 Optional Features in File Support
  • 32.8 Minimum Values for File System Limits
  • 32.9 Using pathconf
  • 32.10 Utility Program Capacity Limits
  • 32.11 Minimum Values for Utility Limits
  • 32.12 String-Valued Parameters
• Internal probes
  • Memory Allocation Probes
  • Mathematical Function Probes
  • Non-local Goto Probes
• Debugging support
  • Backtraces

Indices and tables

• Index
• Module Index
• Search Page