Hi, 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] https://www.gnu.org/savannah-checkouts/gnu/autoconf/manual/autoconf-2.70/autoconf.html#index-_0024_0028commands_0029 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. [1] https://lists.gnu.org/archive/html/config-patches/2020-11/msg00011.html [2] https://lists.gnu.org/archive/html/config-patches/2020-12/msg00006.html -- ldv