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From:   Junio C Hamano <gitster@pobox.com>
To:     "Johannes Schindelin via GitGitGadget" <gitgitgadget@gmail.com>
Cc:     git@vger.kernel.org, Luke Shumaker <lukeshu@lukeshu.com>,
        Johannes Schindelin <johannes.schindelin@gmx.de>
Subject: Re: [PATCH v2 1/2] subtree: fix the GIT_EXEC_PATH sanity check to
 work on Windows
References: <pull.978.git.1623316412.gitgitgadget@gmail.com>
        <pull.978.v2.git.1623674513.gitgitgadget@gmail.com>
        <5f2d9434b4ebb66131ea2fb9fbb62d6338af1294.1623674513.git.gitgitgadget@gmail.com>
Date:   Tue, 15 Jun 2021 11:37:57 +0900
In-Reply-To: <5f2d9434b4ebb66131ea2fb9fbb62d6338af1294.1623674513.git.gitgitgadget@gmail.com>
        (Johannes Schindelin via GitGitGadget's message of "Mon, 14 Jun 2021
        12:41:52 +0000")
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"Johannes Schindelin via GitGitGadget" <gitgitgadget@gmail.com>
writes:

> Sadly, this construct is non-portable, according to
> https://pubs.opengroup.org/onlinepubs/009695399/utilities/test.html.
> However, it does not matter in practice because we still first look
> whether `$GIT_EXEC_PREFIX` is string-identical to the first component of
> `$PATH`. This will give us the expected result everywhere but in Git for
> Windows, and Git for Windows' own Bash _does_ handle the `-ef` operator.

OK.  That's somewhat subtle and possibly brittle, but let's see how
it goes.

Will queue.

Thanks.