RE: Undefined reference to 'fmod'

["James Stevenson" <james@stev.org>]

Hi,

It cant be not all processors have floating point unit's Therefor it cannot
be in the main standard libary

> -----Original Message-----
> From: linux-c-programming-owner@vger.kernel.org [mailto:linux-c-
> programming-owner@vger.kernel.org] On Behalf Of James Colannino
> Sent: 11 June 2006 18:58
> To: Linux C Programming List
> Subject: Re: Undefined reference to 'fmod'
> 
> Glynn Clements wrote:
> 
> > No, fmod() is in libm, so you have to add -lm to the link command.
> >
> > As a general rule, anything which uses <math.h> has to link against
> > libm.
> 
> Interesting.  Compiling with the argument -lm fixed my problem.  That
> leads me to another question: why are the functions found in math.h in a
> separate library?  I would have thought that all functions found in the
> standard C library would be in glibc (The K&R book I'm reading said that
> math.h is a part of the standard library.)
> 
> James
> --
> My blog: http://www.crazydrclaw.com/
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> 
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