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List:       linux-kernel
Subject:    Re: asm/unistd.h
From:       Joseph Carter <knghtbrd () debian ! org>
Date:       2001-04-05 14:26:28
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On Thu, Apr 05, 2001 at 09:06:20AM -0400, Bart Trojanowski wrote:
> So you ask: "why not just use a { ... } to define a macro".  I don't
> remember the case for this but I know it's there.  It has to do with a
> complicated if/else structure where a simple {} breaks.

This doesn't follow in my mind.  I can't think of a case where a { ... }
would fail, but a do { ... } while (0) would succeed.  The former would
also save a few keystrokes.

--=20
Joseph Carter <knghtbrd@debian.org>                Free software developer

// Minor lesson: don't fuck about with something you don't fully understand
        -- the dosdoom source code


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