DESCRIPTION top The pthread_detach() function marks the thread identified by thread as detached. It is returned by pthread_create() and used by the application in function calls that require a thread identifier. This tutorial assumes that you are working on Linux OS and we are going to write multi-threaded C program using POSIX. Then, how to compile C program with pthread.h library? gcc is the compiler command. Compiling on Linux On Linux, programs that use the Pthreads API should be compiled using cc -pthread. #include Creating a Thread ( pthread_create ) pthread_create is the function of pthread.h header file, which is used to create a thread. A pthreads Tutorial 8 June 2016 31 March 2015 by Faye Williams I’m going to use a simple program to illustrate the basic use of pthreads, and highlight some of the issues that you may run into when you’re creating your own threaded programs (for C++11 threads, see this post ). This could be useful if you want to loop the threads, for example. Creating Threads. Tweet. This tutorial assumes that you are working on Linux OS and we are going to write multi-threaded C++ program using POSIX. PTHREAD_DETACH(3) Linux Programmer's Manual PTHREAD_DETACH(3) NAME top pthread_detach - detach a thread SYNOPSIS top #include int pthread_detach(pthread_t thread); Compile and link with -pthread. In GNU/Linux, the pthread functions are not included in the standard C library. pthread_cond_signal() signals one thread out of the possibly many sleeping threads to wakeup. It requires a mutex of the associated shared resource value it is waiting on. The following routine is used to create a POSIX thread − The pthread_tryjoin_np() function performs a nonblocking join with the thread thread, returning the exit status of the thread in *retval. by Himanshu Arora on May 3, 2012. Header file(s) The header file which needs to be included to access thread functions. - cond.c pthread_t is the data type used to uniquely identify a thread. status contains a pointer to the status argument passed by the ending thread as part of pthread_exit(). In the Linux threads series, we discussed on the ways in which a thread can terminate and how the return status is passed on from the terminating thread to its parent thread. To compile C program with pthread.h library, you have to put -lpthread just after the compile command gcc thread.c -o thread, this command will tell to the compiler to execute program with pthread.h library.. POSIX Threads, or Pthreads provides API which are available on many Unix-like POSIX systems such as FreeBSD, NetBSD, GNU/Linux, Mac OS X and Solaris. The syntax and parameters details are given as follows: An example of using pthread's condition variables, showing how to block a main thread while waiting for worker threads to finish their work, without joining the threads. pthread_cond_broadcast() signals all threads waiting on the cond condition variable to wakeup. The command is: gcc thread.c -o thread -lpthread. When a detached thread terminates, its resources are … POSIX Threads, or Pthreads provides API which are available on many Unix-like POSIX systems such as FreeBSD, NetBSD, GNU/Linux, Mac OS X and Solaris. Thread ID is represented by type pthread_t. As Example 4-12 shows, the producer thread acquires the mutex protecting the buffer data structure and then makes certain that space is available for the item being produced. pthread_cond_wait() puts the current thread to sleep. How to Use C Mutex Lock Examples for Linux Thread Synchronization. They are in libpthrea, therefore, we should add -lpthread to link our program. 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