Re: [PATCH 3/3] format-patch: infer cover letter from branch description

> We used to populate the subject of the cover letter generated by
> git-format-patch with "*** SUBJECT HERE ***". However, if a user submits
> multiple patchsets, they may want to keep a consistent subject between
> rerolls.
>
> If git-format-patch is run with `--infer-cover-letter` or
> `format.inferCoverSubject`, infer the subject for the cover letter from
> the top line(s) of a branch description, similar to how a subject is
> read from a commit message.
>
> Signed-off-by: Denton Liu <liu.denton@gmail.com>
> ---
> diff --git a/Documentation/config/format.txt b/Documentation/config/format.txt
> @@ -36,6 +36,11 @@ format.subjectPrefix::
> +format.inferCoverSubject::
> +       A boolean that controls whether or not to infer the subject for
> +       the cover letter based on the branch's description. See the
> +       --infer-cover-subject option in linkgit:git-format-patch[1].