diff options
Diffstat (limited to 'lib/libm/man/nan.3')
| -rw-r--r-- | lib/libm/man/nan.3 | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/lib/libm/man/nan.3 b/lib/libm/man/nan.3 index cddd0cbade2..0273361e902 100644 --- a/lib/libm/man/nan.3 +++ b/lib/libm/man/nan.3 @@ -1,4 +1,4 @@ -.\" $OpenBSD: nan.3,v 1.1 2008/07/29 22:08:43 martynas Exp $ +.\" $OpenBSD: nan.3,v 1.2 2008/07/30 08:02:35 jmc Exp $ .\" .\" Copyright (c) 2007 David Schultz <das@FreeBSD.org> .\" All rights reserved. @@ -26,15 +26,13 @@ .\" .\" $FreeBSD: src/lib/msun/man/nan.3,v 1.1 2007/12/16 21:19:28 das Exp $ .\" -.Dd $Mdocdate: July 29 2008 $ +.Dd $Mdocdate: July 30 2008 $ .Dt NAN 3 .Os .Sh NAME .Nm nan , .Nm nanf .Nd quiet \*(Nas -.Sh LIBRARY -.Lb libm .Sh SYNOPSIS .In math.h .Ft double @@ -45,17 +43,17 @@ The .Dv NAN macro expands to a quiet \*(Na (Not A Number). -Similarly, each of the -.Fn nan , +Similarly both the +.Fn nan and .Fn nanf functions generate a quiet \*(Na value without raising an invalid exception. The argument .Fa s should point to either an empty string or a hexadecimal representation -of a non-negative integer (e.g., "0x1234".) +of a non-negative integer (e.g. 0x1234). In the latter case, the integer is encoded in some free bits in the -representation of the \*(Na, which sometimes store +representation of the \*(Na, which sometimes stores machine-specific information about why a particular \*(Na was generated. There are 22 such bits available for .Vt float @@ -86,7 +84,7 @@ macro instead. .Xr strtod 3 .Sh STANDARDS The -.Fn nan , +.Fn nan and .Fn nanf functions and the |