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Re: [PATCH] if ! is not portable

From: Greg Hudson <ghudson_at_MIT.EDU>
Date: 2002-02-10 00:32:17 CET

On Sat, 2002-02-09 at 13:28, Zack Weinberg wrote:
> The only other portable way to do this is
> cmp -s ./ac-helpers/find_apr.m4 ./apr/build/find_apr.m4
> if [ $? -ne 0 ]; then

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.

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Received on Sat Oct 21 14:37:06 2006

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