1318d8cfdSAlexey Zelkin.\" Copyright (c) 2003 Alexey Zelkin <phantom@FreeBSD.org> 2318d8cfdSAlexey Zelkin.\" All rights reserved. 3318d8cfdSAlexey Zelkin.\" 4318d8cfdSAlexey Zelkin.\" Redistribution and use in source and binary forms, with or without 5318d8cfdSAlexey Zelkin.\" modification, are permitted provided that the following conditions 6318d8cfdSAlexey Zelkin.\" are met: 7318d8cfdSAlexey Zelkin.\" 1. Redistributions of source code must retain the above copyright 8318d8cfdSAlexey Zelkin.\" notice, this list of conditions and the following disclaimer. 9318d8cfdSAlexey Zelkin.\" 2. Redistributions in binary form must reproduce the above copyright 10318d8cfdSAlexey Zelkin.\" notice, this list of conditions and the following disclaimer in the 11318d8cfdSAlexey Zelkin.\" documentation and/or other materials provided with the distribution. 12318d8cfdSAlexey Zelkin.\" 13318d8cfdSAlexey Zelkin.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 14318d8cfdSAlexey Zelkin.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15318d8cfdSAlexey Zelkin.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16318d8cfdSAlexey Zelkin.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 17318d8cfdSAlexey Zelkin.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18318d8cfdSAlexey Zelkin.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19318d8cfdSAlexey Zelkin.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20318d8cfdSAlexey Zelkin.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21318d8cfdSAlexey Zelkin.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22318d8cfdSAlexey Zelkin.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23318d8cfdSAlexey Zelkin.\" SUCH DAMAGE. 24318d8cfdSAlexey Zelkin.\" 25*df7d7638SFelix Johnson.Dd October 12, 2021 26318d8cfdSAlexey Zelkin.Dt PTHREAD_MAIN_NP 3 27318d8cfdSAlexey Zelkin.Os 28318d8cfdSAlexey Zelkin.Sh NAME 29318d8cfdSAlexey Zelkin.Nm pthread_main_np 30318d8cfdSAlexey Zelkin.Nd identify the initial thread 31318d8cfdSAlexey Zelkin.Sh LIBRARY 32ec7452f1SRuslan Ermilov.Lb libpthread 33318d8cfdSAlexey Zelkin.Sh SYNOPSIS 34318d8cfdSAlexey Zelkin.In pthread_np.h 35318d8cfdSAlexey Zelkin.Ft int 36ace5be68SRuslan Ermilov.Fn pthread_main_np void 37318d8cfdSAlexey Zelkin.Sh DESCRIPTION 38318d8cfdSAlexey ZelkinThe 39318d8cfdSAlexey Zelkin.Fn pthread_main_np 40ace5be68SRuslan Ermilovfunction 41ace5be68SRuslan Ermilovis used in userland threads environment to identify the initial thread. 42ace5be68SRuslan ErmilovIts semantics is similar to the Solaris's 43318d8cfdSAlexey Zelkin.Fn thr_main 44318d8cfdSAlexey Zelkinfunction. 45318d8cfdSAlexey Zelkin.Sh RETURN VALUES 46318d8cfdSAlexey ZelkinThe 47318d8cfdSAlexey Zelkin.Fn pthread_main_np 48ace5be68SRuslan Ermilovfunction returns 49ace5be68SRuslan Ermilov1 if the calling thread is the initial thread, 50ace5be68SRuslan Ermilov0 if the calling thread is not the initial thread, 51ace5be68SRuslan Ermilovand \-1 if the thread's initialization has not yet completed. 52318d8cfdSAlexey Zelkin.Sh SEE ALSO 53318d8cfdSAlexey Zelkin.Xr pthread_create 3 , 54318d8cfdSAlexey Zelkin.Xr pthread_equal 3 , 55*df7d7638SFelix Johnson.Xr pthread_np 3 , 56318d8cfdSAlexey Zelkin.Xr pthread_self 3 57318d8cfdSAlexey Zelkin.Sh AUTHORS 58ace5be68SRuslan ErmilovThis manual page was written by 59a63d6c94SBaptiste Daroussin.An Alexey Zelkin Aq Mt phantom@FreeBSD.org . 60