subtree: improve decision on merges kept in split

diff --git a/diff.h b/diff.h
index 3ada6ad33c0a03cccc5d0d65c848937945895cd6..a30cc35ec3b4cb525340691a39ca88e89e379e4c 100644 (file)
--- a/diff.h
+++ b/diff.h
@@ -94,6 +94,8 @@ struct diff_flags {
        unsigned funccontext:1;
        unsigned default_follow_renames:1;
        unsigned stat_with_summary:1;
+       unsigned suppress_diff_headers:1;
+       unsigned dual_color_diffed_diffs:1;
 };
 
 static inline void diff_flags_or(struct diff_flags *a,
@@ -192,6 +194,11 @@ struct diff_options {
        FILE *file;
        int close_file;
 
+#define OUTPUT_INDICATOR_NEW 0
+#define OUTPUT_INDICATOR_OLD 1
+#define OUTPUT_INDICATOR_CONTEXT 2
+       char output_indicators[3];
+
        struct pathspec pathspec;
        pathchange_fn_t pathchange;
        change_fn_t change;
@@ -246,7 +253,13 @@ enum color_diff {
        DIFF_FILE_NEW_MOVED = 13,
        DIFF_FILE_NEW_MOVED_ALT = 14,
        DIFF_FILE_NEW_MOVED_DIM = 15,
-       DIFF_FILE_NEW_MOVED_ALT_DIM = 16
+       DIFF_FILE_NEW_MOVED_ALT_DIM = 16,
+       DIFF_CONTEXT_DIM = 17,
+       DIFF_FILE_OLD_DIM = 18,
+       DIFF_FILE_NEW_DIM = 19,
+       DIFF_CONTEXT_BOLD = 20,
+       DIFF_FILE_OLD_BOLD = 21,
+       DIFF_FILE_NEW_BOLD = 22,
 };
 const char *diff_get_color(int diff_use_color, enum color_diff ix);
 #define diff_get_color_opt(o, ix) \