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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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