cherry-pick: Suggest a better method to retain authorship

diff --git a/diff.h b/diff.h
index 7a347cf77d448817014ceeaed2d3cd99b5894ac6..4b435e8b1933222da02f9e4cf2c28d2fef44d292 100644 (file)
--- a/diff.h
+++ b/diff.h
@@ -75,6 +75,9 @@ struct diff_options {
        int stat_width;
        int stat_name_width;
 
+       /* this is set by diffcore for DIFF_FORMAT_PATCH */
+       int found_changes;
+
        int nr_paths;
        const char **paths;
        int *pathlens;
@@ -219,9 +222,13 @@ extern void diff_flush(struct diff_options*);
 extern const char *diff_unique_abbrev(const unsigned char *, int);
 
 extern int run_diff_files(struct rev_info *revs, int silent_on_removed);
+extern int setup_diff_no_index(struct rev_info *revs,
+               int argc, const char ** argv, int nongit, const char *prefix);
+extern int run_diff_files_cmd(struct rev_info *revs, int argc, const char **argv);
 
 extern int run_diff_index(struct rev_info *revs, int cached);
 
+extern int do_diff_cache(const unsigned char *, struct diff_options *);
 extern int diff_flush_patch_id(struct diff_options *, unsigned char *);
 
 #endif /* DIFF_H */