From:	gfoot AT mc31 DOT merton DOT ox DOT ac DOT uk (George Foot)
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: fixed point math: SOLUTION!!!
Date:	20 Feb 1997 20:40:30 GMT
Organization:	Oxford University
Lines:	14
Message-ID:	<5eicru$dft@news.ox.ac.uk>
References:	<5egfq4$3pk AT nr1 DOT toronto DOT istar DOT net> <5eh67b$m3i AT news DOT ox DOT ac DOT uk> <330CEF04 DOT 189D AT post DOT comstar DOT ru>
NNTP-Posting-Host:	mc31.merton.ox.ac.uk
To:	djgpp AT delorie DOT com
DJ-Gateway:	from newsgroup comp.os.msdos.djgpp

Dim Zegebart (zager AT post DOT comstar DOT ru) wrote:

: I read in GCC info (C Extensions chapter) what the best way to do such
: things is :

: #define substruct(a,b) ({int _a=a,_b=b,x;x=_a-_b;})
YM        subtract :)

This is fine if you're not worried about portability. It's a GNU C extension,
though, which means that other compilers aren't likely to support it.

-- 
George Foot <gfoot AT mc31 DOT merton DOT ox DOT ac DOT uk>
Merton College, Oxford.

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