Re: [PATCH 4/6] range-diff: combine all options in a single data structure

> This will make it easier to implement the `--left-only` and
> `--right-only` options.
>
> Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
> ---
> diff --git a/range-diff.h b/range-diff.h
> @@ -6,15 +6,20 @@
> +struct range_diff_options {
> +       int creation_factor;
> +       unsigned dual_color:1;
> +       const struct diff_options *diffopt;
> +       const struct strvec *other_arg;
> +};
> +
>  /*
>   * Compare series of commits in RANGE1 and RANGE2, and emit to the
>   * standard output.  NULL can be passed to DIFFOPT to use the built-in
>   * default.
>   */
>  int show_range_diff(const char *range1, const char *range2,
> -                   int creation_factor, int dual_color,
> -                   const struct diff_options *diffopt,
> -                   const struct strvec *other_arg);
> +                   struct range_diff_options *opts);