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Re: [PATCH] if ! is not portable

From: Zack Weinberg <zack_at_codesourcery.com>
Date: 2002-02-10 19:26:27 CET

On Sat, Feb 09, 2002 at 06:32:17PM -0500, Greg Hudson wrote:
> Well... there is one other way:
> cmp -s ./ac-helpers/find_apr.m4 ./apr/build/find_apr.m4 || {
> ...
> }
> but while it is more elegant, it is less clear (to my mind, anyway). So
> the if-with-empty-then-branch is probably better.

I always forget that you can put a brace block after ||. I believe
there are some problems with that, though (unreliable behavior if you
put control structures inside the braces? Again, don't clearly


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Received on Sat Oct 21 14:37:06 2006

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