Path: utzoo!attcan!uunet!cs.dal.ca!aucs!880716a
From: 880716a@aucs.uucp (Dave Astels)
Newsgroups: comp.lang.c
Subject: Re: Two variables for the price of one
Keywords: C Preprocessor
Message-ID: <1990Aug28.160831.26512@aucs.uucp>
Date: 28 Aug 90 16:08:31 GMT
References: <1990Aug26.144403.17638@batcomputer.tn.cornell.edu>
Reply-To: 880716a@aucs.UUCP (Dave Astels)
Organization: School of Computer Science, Acadia Univ., Nova Scotia
Lines: 26

In article <1990Aug26.144403.17638@batcomputer.tn.cornell.edu> cchase@ee.cornell.edu (Craig M. Chase) writes:
>So... my question is, does anybody know any neat tricks in the 
>C preprocessor to define a single name that will work with both
>registers.
>
>Any suggestions?

Yes.  Switch to C++ and encapsulate it in a class.

class FancyReg {
private:
    RegType rega, regb;
public:
    // standard ctors & dtors ...

    RegType operator = (RegType new_val) { return rega = regb = newval; }
    RegType operator () () { return rega; }
}

... or something like that ...

-- 
"I liked him better before he died" - McCoy, ST V
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Dave Astels            |  Internet: 880716a@AcadiaU.CA
PO Box 835, Wolfville, |  Bitnet:   880716a@Acadia