+ detect_rename = DIFF_DETECT_RENAME;
+ if ((diff_score_opt = diff_scoreopt_parse(arg)) == -1)
+ usage(diff_cache_usage);
+ continue;
+ }
+ if (!strncmp(arg, "-C", 2)) {
+ detect_rename = DIFF_DETECT_COPY;
+ if ((diff_score_opt = diff_scoreopt_parse(arg)) == -1)
+ usage(diff_cache_usage);
+ continue;
+ }
+ if (!strcmp(arg, "--find-copies-harder")) {
+ find_copies_harder = 1;