THR_MAIN(3C) Standard C Library Functions THR_MAIN(3C)

NAME

thr_main - identify the main thread

SYNOPSIS

cc -mt [ flag... ] file... [ library... ]
#include <thread.h>

int thr_main(void);

DESCRIPTION

The thr_main() function returns one of the following:

1
if the calling thread is the main thread


0
if the calling thread is not the main thread


-1
if libthread is not linked in or thread initialization has
not completed

FILES

/lib/libthread

ATTRIBUTES

See attributes(7) for descriptions of the following attributes:


+---------------+-----------------+
|ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+---------------+-----------------+
|MT-Level | MT-Safe |
+---------------+-----------------+

SEE ALSO

thr_self(3C), attributes(7)

May 11, 1998 THR_MAIN(3C)