ae5ccfad91
microtime(9) nanotime(9) getmicrotime(9) getnanotime(9) microuptime(9) nanouptime(9) getmicrouptime(9) getnanouptime(9) tvtohz(9) Based on PR: docs/15889 Submitted by: Kelly Yancey <kbyanc@posi.net>
59 lines
2.0 KiB
Groff
59 lines
2.0 KiB
Groff
.\" Copyright (c) 2000 Kelly Yancey
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.\" All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.\" $FreeBSD$
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.\"
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.Dd January 3, 2000
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.Dt TVTOHZ 9
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.Os FreeBSD
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.Sh NAME
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.Nm tvtohz
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.Nd convert time interval to tick count
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.Sh SYNOPSIS
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.Fd #include <sys/time.h>
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.Ft int
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.Fn tvtohz "struct timeval *tv"
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.Sh DESCRIPTION
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The
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.Fn tvtohz
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function accepts a single argument
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.Fa tv
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which specifies the time interval over which to calculate the number
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of system ticks that would elapse.
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.Sh RETURN VALUES
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Returns the integral number of system ticks expected to elapse in the given
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interval, including the current tick.
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.Sh SEE ALSO
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.Xr microtime 9 ,
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.Xr microuptime 9 ,
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.Xr timeout 9
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.Sh HISTORY
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The
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.Nm
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function first appeared in
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.Fx 3.0
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.Sh AUTHORS
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This manual page was written by
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.An Kelly Yancey Aq kbyanc@posi.net .
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