+static void show_diffstat(struct rev_info *rev,
+ struct commit *origin, struct commit *head)
+{
+ struct diff_options opts;
+
+ memcpy(&opts, &rev->diffopt, sizeof(opts));
+ opts.output_format = DIFF_FORMAT_SUMMARY | DIFF_FORMAT_DIFFSTAT;
+ diff_setup_done(&opts);
+
+ diff_tree_oid(get_commit_tree_oid(origin),
+ get_commit_tree_oid(head),
+ "", &opts);
+ diffcore_std(&opts);
+ diff_flush(&opts);
+
+ fprintf(rev->diffopt.file, "\n");
+}
+
+static void prepare_cover_text(struct pretty_print_context *pp,
+ const char *branch_name,
+ struct strbuf *sb,
+ const char *encoding,
+ int need_8bit_cte)
+{
+ const char *subject = "*** SUBJECT HERE ***";
+ const char *body = "*** BLURB HERE ***";
+ struct strbuf description_sb = STRBUF_INIT;
+ struct strbuf subject_sb = STRBUF_INIT;
+
+ if (cover_from_description_mode == COVER_FROM_NONE)
+ goto do_pp;
+
+ if (branch_name && *branch_name)
+ read_branch_desc(&description_sb, branch_name);
+ if (!description_sb.len)
+ goto do_pp;
+
+ if (cover_from_description_mode == COVER_FROM_SUBJECT ||
+ cover_from_description_mode == COVER_FROM_AUTO)
+ body = format_subject(&subject_sb, description_sb.buf, " ");
+
+ if (cover_from_description_mode == COVER_FROM_MESSAGE ||
+ (cover_from_description_mode == COVER_FROM_AUTO &&
+ subject_sb.len > COVER_FROM_AUTO_MAX_SUBJECT_LEN))
+ body = description_sb.buf;
+ else
+ subject = subject_sb.buf;
+
+do_pp:
+ pp_title_line(pp, &subject, sb, encoding, need_8bit_cte);
+ pp_remainder(pp, &body, sb, 0);
+
+ strbuf_release(&description_sb);
+ strbuf_release(&subject_sb);
+}
+
+static int get_notes_refs(struct string_list_item *item, void *arg)
+{
+ argv_array_pushf(arg, "--notes=%s", item->string);
+ return 0;
+}
+
+static void get_notes_args(struct argv_array *arg, struct rev_info *rev)
+{
+ if (!rev->show_notes) {
+ argv_array_push(arg, "--no-notes");
+ } else if (rev->notes_opt.use_default_notes > 0 ||
+ (rev->notes_opt.use_default_notes == -1 &&
+ !rev->notes_opt.extra_notes_refs.nr)) {
+ argv_array_push(arg, "--notes");
+ } else {
+ for_each_string_list(&rev->notes_opt.extra_notes_refs, get_notes_refs, arg);
+ }
+}
+