Re: [PATCH v2 2/2] doc: diff-options.adoc: show format.noprefix for format-patch

> From: Kristoffer Haugsbakk <code@khaugsbakk.name>
> 
> git-format-patch(1) uses `format.noprefix` and ignores `diff.noprefix`.
> 
> The configuration variable `format.prefix` was added as an “escape
> hatch”, and “it’s unlikely that anybody really wants format.
> noprefix=true in the first place.”[1] Based on that there doesn’t
> seem to be a need to widely advertise this configuration variable.
> 
> But in any case: the documentation for this option should not claim
> that it overrides a config that is always ignored.
> 
> † 1: 8d5213de (format-patch: add format.noprefix option, 2023-03-09)
> 
> Signed-off-by: Kristoffer Haugsbakk <code@khaugsbakk.name>
> ---
> 
> Notes (series):
>     v2:
>     Change commit message. Don’t use “because”: the two quotes are not causally
>     linked like that.
>     
>     v1:
>     `--default-prefix` does override `format.noprefix`. See test `format-patch
>     --default-prefix overrides format.noprefix`.
> 
>  Documentation/diff-options.adoc | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/diff-options.adoc b/Documentation/diff-options.adoc
> index 9cdad6f72a0..8f632d5fe1a 100644
> --- a/Documentation/diff-options.adoc
> +++ b/Documentation/diff-options.adoc
> @@ -860,7 +860,9 @@ endif::git-format-patch[]
>  
>  `--default-prefix`::
>  	Use the default source and destination prefixes ("a/" and "b/").
> -	This overrides configuration variables such as `diff.noprefix`,
> +	This overrides configuration variables such as
> +ifndef::git-format-patch[`diff.noprefix`,]
> +ifdef::git-format-patch[`format.noprefix`,]
>  	`diff.srcPrefix`, `diff.dstPrefix`, and `diff.mnemonicPrefix`
>  	(see linkgit:git-config[1]).
>