1*05a0b428SJohn Marino.\" $OpenBSD: lrint.3,v 1.4 2011/07/07 01:34:52 martynas Exp $ 2*05a0b428SJohn Marino.\" $NetBSD: lrint.3,v 1.1 2005/09/16 15:26:47 wiz Exp $ 3*05a0b428SJohn Marino.\" 4*05a0b428SJohn Marino.\" Copyright (c) 2005 David Schultz <das@FreeBSD.org> 5*05a0b428SJohn Marino.\" All rights reserved. 6*05a0b428SJohn Marino.\" 7*05a0b428SJohn Marino.\" Redistribution and use in source and binary forms, with or without 8*05a0b428SJohn Marino.\" modification, are permitted provided that the following conditions 9*05a0b428SJohn Marino.\" are met: 10*05a0b428SJohn Marino.\" 1. Redistributions of source code must retain the above copyright 11*05a0b428SJohn Marino.\" notice, this list of conditions and the following disclaimer. 12*05a0b428SJohn Marino.\" 2. Redistributions in binary form must reproduce the above copyright 13*05a0b428SJohn Marino.\" notice, this list of conditions and the following disclaimer in the 14*05a0b428SJohn Marino.\" documentation and/or other materials provided with the distribution. 15*05a0b428SJohn Marino.\" 16*05a0b428SJohn Marino.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17*05a0b428SJohn Marino.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18*05a0b428SJohn Marino.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19*05a0b428SJohn Marino.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20*05a0b428SJohn Marino.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21*05a0b428SJohn Marino.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22*05a0b428SJohn Marino.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23*05a0b428SJohn Marino.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24*05a0b428SJohn Marino.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25*05a0b428SJohn Marino.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26*05a0b428SJohn Marino.\" SUCH DAMAGE. 27*05a0b428SJohn Marino.\" 28*05a0b428SJohn Marino.\" $FreeBSD: /repoman/r/ncvs/src/lib/msun/man/lrint.3,v 1.2.2.2 2005/03/01 16:18:39 brueffer Exp $ 29*05a0b428SJohn Marino.\" 30*05a0b428SJohn Marino.Dd $Mdocdate: July 7 2011 $ 31*05a0b428SJohn Marino.Dt LRINT 3 32*05a0b428SJohn Marino.Os 33*05a0b428SJohn Marino.Sh NAME 34*05a0b428SJohn Marino.Nm llrint , 35*05a0b428SJohn Marino.Nm llrintf , 36*05a0b428SJohn Marino.Nm llrintl , 37*05a0b428SJohn Marino.Nm lrint , 38*05a0b428SJohn Marino.Nm lrintf , 39*05a0b428SJohn Marino.Nm lrintl 40*05a0b428SJohn Marino.Nd convert to integer 41*05a0b428SJohn Marino.Sh SYNOPSIS 42*05a0b428SJohn Marino.In math.h 43*05a0b428SJohn Marino.Ft long long 44*05a0b428SJohn Marino.Fn llrint "double x" 45*05a0b428SJohn Marino.Ft long long 46*05a0b428SJohn Marino.Fn llrintf "float x" 47*05a0b428SJohn Marino.Ft long long 48*05a0b428SJohn Marino.Fn llrintl "long double x" 49*05a0b428SJohn Marino.Ft long 50*05a0b428SJohn Marino.Fn lrint "double x" 51*05a0b428SJohn Marino.Ft long 52*05a0b428SJohn Marino.Fn lrintf "float x" 53*05a0b428SJohn Marino.Ft long 54*05a0b428SJohn Marino.Fn lrintl "long double x" 55*05a0b428SJohn Marino.Sh DESCRIPTION 56*05a0b428SJohn MarinoThe 57*05a0b428SJohn Marino.Fn lrint 58*05a0b428SJohn Marinofunction returns the integer nearest to its argument 59*05a0b428SJohn Marino.Fa x 60*05a0b428SJohn Marinoaccording to the current rounding mode. 61*05a0b428SJohn Marino.Pp 62*05a0b428SJohn MarinoThe 63*05a0b428SJohn Marino.Fn llrint , 64*05a0b428SJohn Marino.Fn llrintf , 65*05a0b428SJohn Marino.Fn llrintl , 66*05a0b428SJohn Marino.Fn lrintf , 67*05a0b428SJohn Marinoand 68*05a0b428SJohn Marino.Fn lrintl 69*05a0b428SJohn Marinofunctions differ from 70*05a0b428SJohn Marino.Fn lrint 71*05a0b428SJohn Marinoonly in their input and output types. 72*05a0b428SJohn Marino.Sh RETURN VALUES 73*05a0b428SJohn MarinoThe 74*05a0b428SJohn Marino.Nm llrint , 75*05a0b428SJohn Marino.Nm llrintf , 76*05a0b428SJohn Marino.Nm llrintl , 77*05a0b428SJohn Marino.Nm lrint , 78*05a0b428SJohn Marino.Nm lrintf , 79*05a0b428SJohn Marinoand 80*05a0b428SJohn Marino.Nm lrintl 81*05a0b428SJohn Marinofunctions return the integer nearest to their argument 82*05a0b428SJohn Marino.Fa x 83*05a0b428SJohn Marinoaccording to the current rounding mode. 84*05a0b428SJohn MarinoIf the rounded result is too large to be represented as a 85*05a0b428SJohn Marino.Vt long long 86*05a0b428SJohn Marinoor 87*05a0b428SJohn Marino.Vt long 88*05a0b428SJohn Marinovalue, respectively, 89*05a0b428SJohn Marino.\" an invalid exception is raised and 90*05a0b428SJohn Marinothe return value is undefined. 91*05a0b428SJohn Marino.\" Otherwise, if 92*05a0b428SJohn Marino.\" .Fa x 93*05a0b428SJohn Marino.\" is not an integer, 94*05a0b428SJohn Marino.\" .Fn lrint 95*05a0b428SJohn Marino.\" raises an inexact exception. 96*05a0b428SJohn Marino.\" If 97*05a0b428SJohn Marino.\" .Fa x 98*05a0b428SJohn Marino.\" is too large, a range error may occur. 99*05a0b428SJohn Marino.Sh SEE ALSO 100*05a0b428SJohn Marino.Xr lround 3 , 101*05a0b428SJohn Marino.Xr rint 3 102*05a0b428SJohn Marino.Sh STANDARDS 103*05a0b428SJohn MarinoThe 104*05a0b428SJohn Marino.Fn llrint , 105*05a0b428SJohn Marino.Fn llrintf , 106*05a0b428SJohn Marino.Fn llrintl , 107*05a0b428SJohn Marino.Fn lrint , 108*05a0b428SJohn Marino.Fn lrintf , 109*05a0b428SJohn Marinoand 110*05a0b428SJohn Marino.Fn lrintl 111*05a0b428SJohn Marinofunctions conform to 112*05a0b428SJohn Marino.St -isoC-99 . 113