netdev - Re: [PATCH iproute2 1/2] configure: avoid un-recommended command substitution form

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Message-ID: <20231227164610.7cbc38fe@hermes.local>
Date: Wed, 27 Dec 2023 16:46:10 -0800
From: Stephen Hemminger <stephen@...workplumber.org>
To: Eli Schwartz <eschwartz93@...il.com>
Cc: netdev@...r.kernel.org
Subject: Re: [PATCH iproute2 1/2] configure: avoid un-recommended command
 substitution form

On Sun, 17 Dec 2023 22:30:52 -0500
Eli Schwartz <eschwartz93@...il.com> wrote:

> The use of backticks to surround commands instead of "$(cmd)" is a
> legacy of the oldest pre-POSIX shells. It is confusing, unreliable, and
> hard to read. Its use is not recommended in new programs.
> 
> See: http://mywiki.wooledge.org/BashFAQ/082
> ---

This is needless churn, it works now, and bash is never going
to drop the syntax.

Plus, the patch is missing signed-off-by.