PTHREAD_MAIN_NP(3) Library Functions Manual PTHREAD_MAIN_NP(3)

pthread_main_npidentify the initial thread

#include <pthread.h>

int
pthread_main_np(void);

The () function is to identify the initial thread.

The pthread_main_np() function returns 1 if the calling thread is the initial thread, 0 if the calling thread is not the initial thread, and -1 if the thread's initialization has not yet completed.

pthread_create(3), pthread_equal(3), pthread_self(3)

This manual page was written by Alexey Zelkin <phantom@FreeBSD.org>.

February 13, 2003 macOS 15.2