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Manual Pages  — PTHREAD_MAIN_NP

NAME

pthread_main_np – identify the initial thread

CONTENTS

LIBRARY

POSIX Threads Library (libpthread, -lpthread)

SYNOPSIS

#include <pthread_np.h>

int
pthread_main_np(void);

DESCRIPTION

The pthread_main_np() function is used in userland threads environment to identify the initial thread. Its semantics is similar to the Solaris's thr_main() function.

RETURN VALUES

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.

SEE ALSO

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

AUTHORS

This manual page was written by Alexey Zelkin <Mt phantom@FreeBSD.org>.
PTHREAD_MAIN_NP (3) October 12, 2021
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