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Re: Usage of rint() in gui

From: Nicola Pero
Subject: Re: Usage of rint() in gui
Date: Thu, 11 Apr 2002 23:20:48 +0100 (BST)

> >>> Or as this becomes more common now, we could move the replacement 
> >>
> >> definition of rint() up into the config.h file itself. Any ideas on 
> >> this solution?
> >>
> > 
> > Done.
> Sorry, perhaps my idea wasnt that good. I now did get a compile error, 
> because of different difinitions of rint(). This is caused by config.h 
> not being protrected againet multiple includes and also by math.h being 
> included after config.h. To work around this I did exetent the 
> definition of rint in config.h.bot to
> #ifndef HAVE_RINT
> extern double floor(double a);
> static double rint(double a)
> {
>    return (floor(a+0.5));
> }
> #define HAVE_RINT
> #endif
> This now works for me, but results still in a lot of compiler warnings 
> as config.h is included into files where rint() is not used, so it is an 
> unused variable.

What about simply replacing everywhere rint (x) with floor (x + 0.5) ?

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