1.\" Copyright (c) 2003 Alexey Zelkin <phantom@FreeBSD.org> 2.\" All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. 9.\" 2. Redistributions in binary form must reproduce the above copyright 10.\" notice, this list of conditions and the following disclaimer in the 11.\" documentation and/or other materials provided with the distribution. 12.\" 13.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 14.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 17.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23.\" SUCH DAMAGE. 24.\" 25.\" $FreeBSD$ 26.\" 27.Dd May 5, 2016 28.Dt PTHREAD_SUSPEND_ALL_NP 3 29.Os 30.Sh NAME 31.Nm pthread_suspend_all_np 32.Nd suspend all active threads 33.Sh LIBRARY 34.Lb libpthread 35.Sh SYNOPSIS 36.In pthread_np.h 37.Ft void 38.Fn pthread_suspend_all_np void 39.Sh DESCRIPTION 40The 41.Fn pthread_suspend_all_np 42function causes all active threads to be suspended. 43The only exception is the current thread, 44the thread that called the 45.Fn pthread_suspend_all_np 46function. 47.Pp 48It is not safe for the caller of the 49.Fn pthread_suspend_all_np 50function to use any non-async signal safe functions, besides 51.Xr pthread_resume_all_np 3 , 52until threads are resumed, unless measures are taken to ensure 53that all threads are suspended at safe points. 54.Sh SEE ALSO 55.Xr pthread_resume_all_np 3 , 56.Xr pthread_resume_np 3 , 57.Xr pthread_suspend_np 3 58.Sh AUTHORS 59This manual page was written by 60.An Alexey Zelkin Aq Mt phantom@FreeBSD.org . 61