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: src/share/man/man3/pthread_switch_add_np.3,v 1.5 2007/10/22 10:08:01 ru Exp $ 26.\" $DragonFly: src/lib/libc_r/man/pthread_suspend_np.3,v 1.2 2003/06/17 04:26:48 dillon Exp $ 27.\" 28.Dd July 10, 2009 29.Dt PTHREAD_SUSPEND_NP 3 30.Os 31.Sh NAME 32.Nm pthread_suspend_np 33.Nd suspend a thread 34.Sh LIBRARY 35.Lb libpthread 36.Sh SYNOPSIS 37.In pthread.h 38.In pthread_np.h 39.Ft int 40.Fn pthread_suspend_np "pthread_t tid" 41.Sh DESCRIPTION 42The 43.Fn pthread_suspend_np 44function, called on an active thread, causes it to suspend. 45.Sh RETURN VALUES 46If successful, 47.Fn pthread_suspend_np 48function returns 0. 49Otherwise, an error number is returned to indicate the error. 50.Sh ERRORS 51The 52.Fn pthread_suspend_np 53function will fail if: 54.Bl -tag -width Er 55.It Bq Er EDEADLK 56An attempt was made to suspend the current thread. 57.It Bq Er EINVAL 58The value specified by the 59.Fa tid 60argument is invalid. 61.It Bq ESRC 62No thread could be found corresponding to the thread ID specified by the 63.Fa tid 64argument. 65.El 66.Sh SEE ALSO 67.Xr pthread_resume_all_np 3 , 68.Xr pthread_resume_np 3 , 69.Xr pthread_suspend_all_np 3 70.Sh AUTHORS 71This manual page was written by 72.An Alexey Zelkin Aq phantom@FreeBSD.org . 73