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| author | Jacob McDonnell <jacob@jacobmcdonnell.com> | 2026-04-25 19:54:44 -0400 |
|---|---|---|
| committer | Jacob McDonnell <jacob@jacobmcdonnell.com> | 2026-04-25 19:54:44 -0400 |
| commit | a9157ce950dfe2fc30795d43b9d79b9d1bffc48b (patch) | |
| tree | 9df484304b560466d145e662c1c254ff0e9ae0ba /static/openbsd/man3/frexp.3 | |
| parent | 160aa82b2d39c46ad33723d7d909cb4972efbb03 (diff) | |
docs: Added All OpenBSD Manuals
Diffstat (limited to 'static/openbsd/man3/frexp.3')
| -rw-r--r-- | static/openbsd/man3/frexp.3 | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/static/openbsd/man3/frexp.3 b/static/openbsd/man3/frexp.3 new file mode 100644 index 00000000..eac84846 --- /dev/null +++ b/static/openbsd/man3/frexp.3 @@ -0,0 +1,96 @@ +.\" $OpenBSD: frexp.3,v 1.15 2025/06/06 21:50:10 schwarze Exp $ +.\" +.\" Copyright (c) 1991, 1993 +.\" The Regents of the University of California. All rights reserved. +.\" +.\" This code is derived from software contributed to Berkeley by +.\" the American National Standards Committee X3, on Information +.\" Processing Systems. +.\" +.\" 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. +.\" 3. Neither the name of the University nor the names of its contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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. +.\" +.Dd $Mdocdate: June 6 2025 $ +.Dt FREXP 3 +.Os +.Sh NAME +.Nm frexp , +.Nm frexpf , +.Nm frexpl +.Nd convert floating-point number to fractional and integral components +.Sh SYNOPSIS +.Lb libm +.In math.h +.Ft double +.Fn frexp "double value" "int *exp" +.Ft float +.Fn frexpf "float value" "int *exp" +.Ft long double +.Fn frexpl "long double value" "int *exp" +.Sh DESCRIPTION +The +.Fn frexp +function breaks a floating-point number into a normalized +fraction and an integral power of 2. +It stores the integer in the +.Vt int +object pointed to by +.Fa exp . +The +.Fn frexpf +function is a single precision version of +.Fn frexp . +The +.Fn frexpl +function is an extended precision version of +.Fn frexp . +.Sh RETURN VALUES +The +.Fn frexp , +.Fn frexpf +and +.Fn frexpl +functions return the value +.Li x , +such that +.Li x +is a +.Vt double +with magnitude in the interval [1/2,\ 1) or zero, and +.Fa value +equals +.Li x +times 2 raised to the power +.Fa *exp . +If +.Fa value +is zero, both parts of the result are zero. +.Sh SEE ALSO +.Xr ldexp 3 , +.Xr modf 3 +.Sh STANDARDS +The +.Fn frexp +function conforms to +.St -ansiC . |
