Re: [PATCH 2/2] diff: teach diff to read gitattribute diff-algorithm

From: Junio C Hamano <gitster@pobox.com>
Date: Feb 7, 2023, 21:28 UTC
Message-ID: <xmqq4jrxyxl2.fsf@gitster.g>
In-Reply-To: <230207.86bkm52n8x.gmgdl@evledraar.gmail.com>

Ævar Arnfjörð Bjarmason <avarab@gmail.com> writes:

> To clarify, I'm not suggesting that we ever read arbitrary parts of the
> "diff.<driver>.<key>" config space, but that we could whitelist one set
> of "diff.<driver>.<known-key>"="<known-values>".

When the value names the path to an executable or the command line to invoke a program, there is no "portable" value that is useful. Whitelisting macOS only program only because its pathname is one of the known values does not help me running something else.

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