1.\" $NetBSD: tvtohz.9,v 1.4 2010/05/17 20:18:30 jruoho Exp $ 2.\" 3.\" Copyright (c) 2000 Kelly Yancey 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.\" $FreeBSD: src/share/man/man9/tvtohz.9,v 1.4 2005/02/09 18:07:17 ru Exp $ 28.\" 29.Dd May 17, 2010 30.Dt TVTOHZ 9 31.Os 32.Sh NAME 33.Nm tvtohz 34.Nd convert time interval to tick count 35.Sh SYNOPSIS 36.In sys/time.h 37.Ft int 38.Fn tvtohz "struct timeval *tv" 39.Sh DESCRIPTION 40The 41.Fn tvtohz 42function accepts a single argument 43.Fa tv 44which specifies the time interval over which to calculate the number 45of system ticks that would elapse. 46.Sh RETURN VALUES 47Returns the integral number of system ticks expected to elapse in the given 48interval, including the current tick. 49.Sh SEE ALSO 50.Xr timeval 3 , 51.Xr microtime 9 , 52.Xr microuptime 9 , 53.Xr timecounter 9 , 54.Xr timeout 9 55.Sh HISTORY 56The 57.Nm 58function first appeared in 59.Fx 3.0 60and was ported to 61.Nx 4.0 62as a part of 63.Xr timecounter 9 64framework. 65.Sh AUTHORS 66This manual page was written by 67.An Kelly Yancey Aq kbyanc@posi.net . 68