1.\" $NetBSD: posix_spawnattr_getschedparam.3,v 1.4 2014/03/18 18:20:37 riastradh Exp $ 2.\" 3.\" Copyright (c) 2008 Ed Schouten <ed@FreeBSD.org> 4.\" All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 15.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25.\" SUCH DAMAGE. 26.\" 27.\" Portions of this text are reprinted and reproduced in electronic form 28.\" from IEEE Std 1003.1, 2004 Edition, Standard for Information Technology -- 29.\" Portable Operating System Interface (POSIX), The Open Group Base 30.\" Specifications Issue 6, Copyright (C) 2001-2004 by the Institute of 31.\" Electrical and Electronics Engineers, Inc and The Open Group. In the 32.\" event of any discrepancy between this version and the original IEEE and 33.\" The Open Group Standard, the original IEEE and The Open Group Standard is 34.\" the referee document. The original Standard can be obtained online at 35.\" http://www.opengroup.org/unix/online.html. 36.\" 37.\" $FreeBSD: src/lib/libc/gen/posix_spawnattr_getschedparam.3,v 1.1.2.1.4.1 2010/06/14 02:09:06 kensmith Exp $ 38.\" 39.Dd December 20, 2011 40.Dt POSIX_SPAWNATTR_GETSCHEDPARAM 3 41.Os 42.Sh NAME 43.Nm posix_spawnattr_getschedparam , 44.Nm posix_spawnattr_setschedparam 45.Nd "get and set the spawn-schedparam attribute of a spawn attributes object" 46.Sh LIBRARY 47.Lb libc 48.Sh SYNOPSIS 49.In spawn.h 50.Ft int 51.Fn posix_spawnattr_getschedparam "const posix_spawnattr_t *restrict attr" "struct sched_param *restrict schedparam" 52.Ft int 53.Fn posix_spawnattr_setschedparam "posix_spawnattr_t *attr" "const struct sched_param *restrict schedparam" 54.Sh DESCRIPTION 55The 56.Fn posix_spawnattr_getschedparam 57function obtains the value of the spawn-schedparam attribute from the 58attributes object referenced by 59.Fa attr . 60.Pp 61The 62.Fn posix_spawnattr_setschedparam 63function sets the spawn-schedparam attribute in an initialized attributes 64object referenced by 65.Fa attr . 66.Pp 67The spawn-schedparam attribute represents the scheduling parameters to 68be assigned to the new process image in a spawn operation (if 69.Dv POSIX_SPAWN_SETSCHEDULER 70or 71.Dv POSIX_SPAWN_SETSCHEDPARAM 72is set in the spawn-flags attribute). 73The default value of this attribute is unspecified. 74.Sh RETURN VALUES 75The 76.Fn posix_spawnattr_getschedparam 77and 78.Fn posix_spawnattr_setschedparam 79functions return zero. 80.Sh SEE ALSO 81.Xr posix_spawn 3 , 82.Xr posix_spawnattr_destroy 3 , 83.Xr posix_spawnattr_getschedpolicy 3 , 84.Xr posix_spawnattr_init 3 , 85.Xr posix_spawnattr_setschedpolicy 3 , 86.Xr posix_spawnp 3 87.Sh STANDARDS 88The 89.Fn posix_spawnattr_getschedparam 90and 91.Fn posix_spawnattr_setschedparam 92functions conform to 93.St -p1003.1-2001 . 94.Sh HISTORY 95The 96.Fn posix_spawnattr_getschedparam 97and 98.Fn posix_spawnattr_setschedparam 99functions first appeared in 100.Fx 8.0 101and imported for 102.Nx 6.0 . 103.Sh AUTHORS 104.An Ed Schouten Aq Mt ed@FreeBSD.org 105