From owner-freebsd-hackers  Sat Sep 25  4:33:14 1999
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To: Neil Blakey-Milner <nbm@mithrandr.moria.org>
Cc: Gregory Bond <gnb@itga.com.au>, hackers@FreeBSD.ORG
Subject: Re: "style" question
References: <199909170821.SAA15276@lightning.itga.com.au> <19990917141510.A85883@rucus.ru.ac.za>
From: Dag-Erling Smorgrav <des@flood.ping.uio.no>
Date: 25 Sep 1999 13:32:57 +0200
In-Reply-To: Neil Blakey-Milner's message of "Fri, 17 Sep 1999 14:15:10 +0200"
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Neil Blakey-Milner <nbm@mithrandr.moria.org> writes:
> On Fri 1999-09-17 (18:21), Gregory Bond wrote:
> > I'm looking at cleaning up a few compile nits and I'm wondering what the
> > officially approved way of silencing "may not be used" warnings:
> > 
> > int
> > foo(int flag)
> > {
> >         int j;
> 	j = 0;
> >         if (flag) 
> >                 j = 1;
> > 
> 	return j;
> > }

Hmf, I just realized:

int
foo(int flag)
{
    return !!flag;
}

or

#define foo(x) (!!(x))

DES
-- 
Dag-Erling Smorgrav - des@flood.ping.uio.no


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