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Re: config.sub/config.guess using nonportable $(...) substitutions

From: Dmitry V. Levin
Subject: Re: config.sub/config.guess using nonportable $(...) substitutions
Date: Tue, 9 Mar 2021 02:00:45 +0300


On Mon, Mar 08, 2021 at 01:21:57PM -0500, Nick Bowler wrote:
> Hi,
> I noticed that config.sub (and config.guess) scripts were very recently
> changed to use the POSIX $(...) form for command substitutions.
> What was the motivation for this change?  Backquotes work fine and are
> more portable.  Can we just revert it so the script works again with
> traditional shells?  Surely these scripts should be maximally portable,
> I would think?
> [1] 

The only rationale provided by the previous maintainer so far is a short
message in config-patches mailing list [1].  

I tried to reach the author of that change [2], but, unfortunately,
received no response.



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