Using Condition Variables - Multithreaded Programming Guide

Multithreaded Programming Guide

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Updated: July 2014

Multithreaded Programming Guide

Document Information

Using This Documentation

Chapter 1 Covering Multithreading Basics

Chapter 2 Basic Threads Programming

Chapter 3 Thread Attributes

Chapter 4 Programming with Synchronization Objects

Mutual Exclusion Lock Attributes

Using Mutual Exclusion Locks

Using Spin Locks

Condition Variable Attributes

Using Condition Variables

Synchronization With Semaphores

Read-Write Lock Attributes

Using Read-Write Locks

Using Barrier Synchronization

Synchronization Across Process Boundaries

Comparing Primitives

Chapter 5 Programming With the Oracle Solaris Software

Chapter 6 Programming With Oracle Solaris Threads

Chapter 7 Safe and Unsafe Interfaces

Chapter 8 Compiling and Debugging

Chapter 9 Programming Guidelines

Appendix A Extended Example: A Thread Pool Implementation

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Using Condition Variables

This section explains how to use condition variables. Table 4–5 lists the functions that are available.

Table 4-5 Condition Variables Functions

Operation	Related Function Description
Initialize a condition variable	pthread_cond_init Syntax
Block on a condition variable	pthread_cond_wait Syntax
Unblock a specific thread	pthread_cond_signal Syntax
Block until a specified time	pthread_cond_timedwait Syntax
Block for a specified interval	pthread_cond_reltimedwait_np Syntax
Unblock all threads	pthread_cond_broadcast Syntax
Destroy condition variable state	pthread_cond_destroy Syntax

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