.\" Copyright (c) 2003 Alexey Zelkin .\" All rights reserved. .\" .\" Redistribution and use in source and binary forms, with or without .\" modification, are permitted provided that the following conditions .\" are met: .\" 1. Redistributions of source code must retain the above copyright .\" notice, this list of conditions and the following disclaimer. .\" 2. Redistributions in binary form must reproduce the above copyright .\" notice, this list of conditions and the following disclaimer in the .\" documentation and/or other materials provided with the distribution. .\" .\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE .\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE .\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF .\" SUCH DAMAGE. .\" .\" $FreeBSD: head/share/man/man3/pthread_main_np.3 267776 2014-06-23 08:27:27Z bapt $ .\" .Dd February 13, 2003 .Dt PTHREAD_MAIN_NP 3 .Os .Sh NAME .Nm pthread_main_np .Nd identify the initial thread .Sh LIBRARY .Lb libpthread .Sh SYNOPSIS .In pthread_np.h .Ft int .Fn pthread_main_np void .Sh DESCRIPTION The .Fn pthread_main_np function is used in userland threads environment to identify the initial thread. Its semantics is similar to the Solaris's .Fn thr_main function. .Sh RETURN VALUES The .Fn 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. .Sh SEE ALSO .Xr pthread_create 3 , .Xr pthread_equal 3 , .Xr pthread_self 3 .Sh AUTHORS This manual page was written by .An Alexey Zelkin Aq Mt phantom@FreeBSD.org .