1 files changed, 9 insertions, 1 deletions
diff --git a/range-diff.h b/range-diff.h
index 2407d46a30..08a50b6e98 100644
--- a/range-diff.h
+++ b/range-diff.h
@@ -3,7 +3,15 @@
 
 #include "diff.h"
 
+#define RANGE_DIFF_CREATION_FACTOR_DEFAULT 60
+
+/*
+ * Compare series of commmits 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, struct diff_options *diffopt);
+		    int creation_factor, int dual_color,
+		    struct diff_options *diffopt);
 
 #endif