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

Table Of Contents

  • Welcome to the GNU C Library Manual
  • Indices and tables

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  • Documentation overview
    • Next: Introduction

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