HUGE is missing in math.h
Mon Jun 27 19:53:00 GMT 2005
On Mon, Jun 27, 2005 at 09:43:19AM +0200, Corinna Vinschen wrote:
> On Jun 26 09:37, Humberto Bortolossi wrote:
> > Hi!
> > I'm trying to port a C program written originally in
> > Linux to the Microsoft Windows plataform.
> > I've realized that math.h under cygwin doesn't
> > define the macro HUGE, that is defined in
> > the math.h under linux:
> > /* Declarations for math functions.
> > Copyright (C) 1991-1993,1995-1999,2001,2002 Free Software Foundation, Inc.
> > This file is part of the GNU C Library.
> > */
> > /* SVID mode specifies returning this large value instead of infinity. */
> > # define HUGE 3.40282347e+38F
> > I thought math.h should be quite portable ...
> HUGE is not portable. It's not defined in the standard, see
> Use HUGE_VAL instead.
Or maybe he wants MAXFLOAT (largest finite value representable in
smallest size float).
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