Merge branch 'jc/rerere-train' into maint

diff --git a/diff.h b/diff.h
index cb687436a0ddb9a08fc1a9e9cec569233284e01f..3cc1dcf78ad10630ecd7743061251d9f0cf3576f 100644 (file)
--- a/diff.h
+++ b/diff.h
@@ -60,7 +60,7 @@ typedef struct strbuf *(*diff_prefix_fn_t)(struct diff_options *opt, void *data)
 #define DIFF_OPT_SILENT_ON_REMOVE    (1 <<  5)
 #define DIFF_OPT_FIND_COPIES_HARDER  (1 <<  6)
 #define DIFF_OPT_FOLLOW_RENAMES      (1 <<  7)
-/* (1 <<  8) unused */
+#define DIFF_OPT_RENAME_EMPTY        (1 <<  8)
 /* (1 <<  9) unused */
 #define DIFF_OPT_HAS_CHANGES         (1 << 10)
 #define DIFF_OPT_QUICK               (1 << 11)
@@ -150,6 +150,7 @@ struct diff_options {
        diff_format_fn_t format_callback;
        void *format_callback_data;
        diff_prefix_fn_t output_prefix;
+       int output_prefix_length;
        void *output_prefix_data;
 };