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 <redacted>
---

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);