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| author | Jacob McDonnell <jacob@jacobmcdonnell.com> | 2026-04-25 19:55:15 -0400 |
|---|---|---|
| committer | Jacob McDonnell <jacob@jacobmcdonnell.com> | 2026-04-25 19:55:15 -0400 |
| commit | 253e67c8b3a72b3a4757fdbc5845297628db0a4a (patch) | |
| tree | adf53b66087aa30dfbf8bf391a1dadb044c3bf4d /static/netbsd/man3/isinff.3 | |
| parent | a9157ce950dfe2fc30795d43b9d79b9d1bffc48b (diff) | |
docs: Added All NetBSD Manuals
Diffstat (limited to 'static/netbsd/man3/isinff.3')
| -rw-r--r-- | static/netbsd/man3/isinff.3 | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/static/netbsd/man3/isinff.3 b/static/netbsd/man3/isinff.3 new file mode 100644 index 00000000..189bda2e --- /dev/null +++ b/static/netbsd/man3/isinff.3 @@ -0,0 +1,76 @@ +.\" $NetBSD: isinff.3,v 1.6 2010/05/14 03:10:24 joerg Exp $ +.\" +.\" Copyright (c) 1991, 1993 +.\" The Regents of the University of California. 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. +.\" 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. +.\" +.\" from: @(#)isinf.3 8.2 (Berkeley) 1/29/94 +.\" from: NetBSD: isinf.3,v 1.5 1998/08/02 04:52:54 mycroft Exp +.\" +.Dd August 16, 1999 +.Dt ISINFF 3 +.Os +.Sh NAME +.Nm isinff , +.Nm isnanf +.Nd test for infinity or not-a-number +.Sh LIBRARY +.Lb libm +.Sh SYNOPSIS +.In math.h +.Ft int +.Fn isinff float +.Ft int +.Fn isnanf float +.Sh DESCRIPTION +The +.Fn isinff +function +returns 1 if the number is +.Dq \*(If , +otherwise 0. +.Pp +The +.Fn isnanf +function +returns 1 if the number is +.Dq not-a-number , +otherwise 0. +.Sh SEE ALSO +.Xr isinf 3 , +.Xr isnan 3 , +.Xr math 3 +.Rs +.%T "IEEE Standard for Binary Floating-Point Arithmetic" +.%Q ANSI +.%R Std 754-1985 +.Re +.Sh BUGS +Neither the +.Tn VAX +nor the Tahoe floating point have distinguished values +for either infinity or not-a-number. +These routines always return 0 on those architectures. |
