From: Carlo Arenas <carenas@gmail.com>
Date: Thu, 21 Apr 2022 19:22:21 GMT
Subject: Re: [PATCH v2] CI: select CC based on CC_PACKAGE (again)
Message-ID: <CAPUEspgrk3+FAo9Y6VWcYddh0o4xCkqmQ=GLap1XomcMmnFCuA@mail.gmail.com>
In-Reply-To: <xmqqv8v2gsjl.fsf@gitster.g>

On Thu, Apr 21, 2022 at 12:12 PM Junio C Hamano <gitster@pobox.com> wrote:
>
> Carlo Arenas <carenas@gmail.com> writes:
>
> >> -       CC="${CC:-gcc}"
> >> +       CC="${CC_PACKAGE:-${CC:-gcc}}"
> >
> > minor nitpick, but most likely still relevant considering your other
> > "bashism" fixes.
> > the POSIX syntax doesn't use ":" (documented in CodingGuidelines)
>
> You are reading the guideline wrong, I am afraid.

Indeed; and I realized it as I was trying to answer my own question
about the compounded replacement being supported.

Wondering if something more explicit might be easier to understand anyway like :

  if test -n "$CC_PACKAGE"
  then
     CC="$CC_PACKAGE"
  fi

Carlo