They are in libpthrea, therefore, we should add -lpthread to link our program. This tutorial assumes that you are working on Linux OS and we are going to write multi-threaded C program using POSIX. The command is: gcc thread.c -o thread -lpthread. The following routine is used to create a POSIX thread − 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. DESCRIPTION top The pthread_detach() function marks the thread identified by thread as detached. Pthreads are defined as a set of C language programming types and procedure calls, implemented with a pthread.h header file. Linux implementations of POSIX threads Over time, two threading implementations have been provided by the GNU C library on Linux: LinuxThreads This is the original Pthreads implementation. 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. - cond.c 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.. 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 ). by Himanshu Arora on May 3, 2012. The syntax and parameters details are given as follows: The following routine is used to create a POSIX thread − Creating Threads. pthread_cond_broadcast() signals all threads waiting on the cond condition variable to wakeup. The pthread_tryjoin_np() function performs a nonblocking join with the thread thread, returning the exit status of the thread in *retval. This tutorial assumes that you are working on Linux OS and we are going to write multi-threaded C++ program using POSIX. ; thread.c is the name of c program source file. 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. Compiling on Linux On Linux, programs that use the Pthreads API should be compiled using cc -pthread. Tweet. In GNU/Linux, the pthread functions are not included in the standard C library. #include Creating a Thread ( pthread_create ) pthread_create is the function of pthread.h header file, which is used to create a thread. Header file(s) The header file which needs to be included to access thread functions. 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. gcc is the compiler command. Thread ID is represented by type pthread_t. Then, how to compile C program with pthread.h library? 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. This could be useful if you want to loop the threads, for example. status contains a pointer to the status argument passed by the ending thread as part of pthread_exit(). It requires a mutex of the associated shared resource value it is waiting on. pthread_cond_signal() signals one thread out of the possibly many sleeping threads to wakeup. When a detached thread terminates, its resources are … pthread_cond_wait() puts the current thread to sleep. 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