Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Path: utzoo!watmath!clyde!burl!ulysses!allegra!mit-eddie!think!harvard!seismo!brl-adm!brl-smoke!smoke!rbj@icst-cmr
From: rbj@icst-cmr (Root Boy Jim)
Newsgroups: net.lang.c
Subject: Re: Boolean Operators Slighted in C
Message-ID: <881@brl-smoke.ARPA>
Date: Thu, 15-May-86 13:27:45 EDT
Article-I.D.: brl-smok.881
Posted: Thu May 15 13:27:45 1986
Date-Received: Sun, 25-May-86 11:42:39 EDT
Sender: news@brl-smoke.ARPA
Lines: 14


	XOR can be defined as an (ugly) macro, I believe.
	
	#define XOR(a,b) (((a) != 0) != ((b) != 0)
	/* or if you like small better than readable */
	#define XOR(a,b) (!!(a) != !!(b))
	-- 
		-bill davidsen
	
/* smaller still */
#define XOR(a,b) (!!(a) == !(b))

	(Root Boy) Jim Cottrell		<rbj@cmr>
	"One man gathers what another man spills"