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Command: pthread_main_np | Section: 3 | Source: OpenBSD | File: pthread_main_np.3
PTHREAD_MAIN_NP(3) FreeBSD Library Functions Manual PTHREAD_MAIN_NP(3)
NAME
pthread_main_np - identify the main thread
SYNOPSIS
#include <pthread.h>
#include <pthread_np.h>
int
pthread_main_np(void);
DESCRIPTION
The pthread_main_np() function identifies the main thread.
RETURN VALUES
The pthread_main_np() function returns:
1 if the calling thread is the main thread
0 if the calling thread is not the main thread
-1 if the thread initialization has not completed
SEE ALSO
pthread_self(3), pthreads(3)
STANDARDS
The pthread_main_np() function is non-portable and may not be supported
with the above semantics on other POSIX systems.
FreeBSD 14.1-RELEASE-p8 June 5, 2013 FreeBSD 14.1-RELEASE-p8