diff options
Diffstat (limited to 'lib/libm/man')
| -rw-r--r-- | lib/libm/man/lrint.3 | 101 | ||||
| -rw-r--r-- | lib/libm/man/lround.3 | 100 |
2 files changed, 201 insertions, 0 deletions
diff --git a/lib/libm/man/lrint.3 b/lib/libm/man/lrint.3 new file mode 100644 index 00000000000..e4a35609fe7 --- /dev/null +++ b/lib/libm/man/lrint.3 @@ -0,0 +1,101 @@ +.\" $OpenBSD: lrint.3,v 1.1 2005/11/17 20:07:40 otto Exp $ +.\" $NetBSD: lrint.3,v 1.1 2005/09/16 15:26:47 wiz Exp $ +.\" +.\" Copyright (c) 2005 David Schultz <das@FreeBSD.org> +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" $FreeBSD: /repoman/r/ncvs/src/lib/msun/man/lrint.3,v 1.2.2.2 2005/03/01 16:18:39 brueffer Exp $ +.\" +.Dd January 11, 2005 +.Dt LRINT 3 +.Os +.Sh NAME +.Nm llrint , +.Nm llrintf , +.Nm lrint , +.Nm lrintf +.Nd convert to integer +.Sh SYNOPSIS +.In math.h +.Ft long long +.Fn llrint "double x" +.Ft long long +.Fn llrintf "float x" +.Ft long +.Fn lrint "double x" +.Ft long +.Fn lrintf "float x" +.Sh DESCRIPTION +The +.Fn lrint +function returns the integer nearest to its argument +.Fa x +according to the current rounding mode. +.Pp +The +.Fn llrint , +.Fn llrintf , +and +.Fn lrintf +functions differ from +.Fn lrint +only in their input and output types. +.Sh RETURN VALUES +The +.Nm llrint , +.Nm llrintf , +.Nm lrint , +and +.Nm lrintf +functions return the integer nearest to their argument +.Fa x +according to the current rounding mode. +If the rounded result is too large to be represented as a +.Vt long long +or +.Vt long +value, respectively, +.\" an invalid exception is raised and +the return value is undefined. +.\" Otherwise, if +.\" .Fa x +.\" is not an integer, +.\" .Fn lrint +.\" raises an inexact exception. +.\" If +.\" .Fa x +.\" is too large, a range error may occur. +.Sh SEE ALSO +.Xr lround 3 , +.Xr math 3 , +.Xr rint 3 +.Sh STANDARDS +The +.Fn llrint , +.Fn llrintf , +.Fn lrint , +and +.Fn lrintf +functions conform to +.St -isoC-99 . diff --git a/lib/libm/man/lround.3 b/lib/libm/man/lround.3 new file mode 100644 index 00000000000..42dc24e472b --- /dev/null +++ b/lib/libm/man/lround.3 @@ -0,0 +1,100 @@ +.\" $OpenBSD: lround.3,v 1.1 2005/11/17 20:07:40 otto Exp $ +.\" +.\" Copyright (c) 2005 David Schultz <das@FreeBSD.org> +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" $FreeBSD: /repoman/r/ncvs/src/lib/msun/man/lround.3,v 1.4 2005/06/15 19:04:04 ru Exp $ +.\" +.Dd April 7, 2005 +.Dt LROUND 3 +.Os +.Sh NAME +.Nm llround , +.Nm llroundf , +.\" .Nm llroundl , +.Nm lround , +.Nm lroundf +.\" .Nm lroundl +.Nd "convert to nearest integral value" +.Sh SYNOPSIS +.In math.h +.Ft "long long" +.Fn llround "double x" +.Ft "long long" +.Fn llroundf "float x" +.\" .Ft "long long" +.\" .Fn llroundl "long double x" +.Ft long +.Fn lround "double x" +.Ft long +.Fn lroundf "float x" +.\" .Ft long +.\" .Fn lroundl "long double x" +.Sh DESCRIPTION +The +.Fn lround +function returns the integer nearest to its argument +.Fa x , +rounding away from zero in halfway cases. +If the rounded result is too large to be represented as a +.Vt long +value, an invalid exception is raised and the return value is undefined. +Otherwise, if +.Fa x +is not an integer, +.Fn lround +may raise an inexact exception. +When the rounded result is representable as a +.Vt long , +the expression +.Fn lround x +is equivalent to +.Po Vt long Pc Ns Fn round x +(although the former may be more efficient). +.Pp +The +.Fn llround , +.Fn llroundf , +.\" .Fn llroundl , +.\" .Fn lroundl +and +.Fn lroundf +functions differ from +.Fn lround +only in their input and output types. +.Sh SEE ALSO +.Xr lrint 3 , +.Xr math 3 , +.Xr rint 3 +.Sh STANDARDS +The +.Fn llround , +.Fn llroundf , +.\" .Fn lroundl +.\" .Fn llroundl , +.Fn lround , +and +.Fn lroundf +functions conform to +.St -isoC-99 . |