Function notes_copy_from_stdin

builtin/notes.c:360–416

}

static int notes_copy_from_stdin(int force, const char *rewrite_cmd)
{
	struct strbuf buf = STRBUF_INIT;
	struct notes_rewrite_cfg *c = NULL;
	struct notes_tree *t = NULL;
	int ret = 0;
	const char *msg = "Notes added by 'git notes copy'";

	if (rewrite_cmd) {
		c = init_copy_notes_for_rewrite(rewrite_cmd);
		if (!c)
			return 0;
	} else {
		init_notes(NULL, NULL, NULL, NOTES_INIT_WRITABLE);
		t = &default_notes_tree;
	}

	while (strbuf_getline_lf(&buf, stdin) != EOF) {
		struct object_id from_obj, to_obj;
		struct string_list split = STRING_LIST_INIT_NODUP;
		int err;

		string_list_split_in_place_f(&split, buf.buf, " ", -1,
					     STRING_LIST_SPLIT_TRIM);
		if (split.nr < 2)
			die(_("malformed input line: '%s'."), buf.buf);
		if (repo_get_oid(the_repository, split.items[0].string, &from_obj))
			die(_("failed to resolve '%s' as a valid ref."),
			    split.items[0].string);
		if (repo_get_oid(the_repository, split.items[1].string, &to_obj))
			die(_("failed to resolve '%s' as a valid ref."),
			    split.items[1].string);

		if (rewrite_cmd)
			err = copy_note_for_rewrite(c, &from_obj, &to_obj);
		else
			err = copy_note(t, &from_obj, &to_obj, force,
					combine_notes_overwrite);

		if (err) {
			error(_("failed to copy notes from '%s' to '%s'"),
			      split.items[0].string, split.items[1].string);
			ret = 1;
		}

		string_list_clear(&split, 0);
	}

	if (!rewrite_cmd) {
		commit_notes(the_repository, t, msg);
		free_notes(t);
	} else {
		finish_copy_notes_for_rewrite(the_repository, c, msg);
	}
	strbuf_release(&buf);
	return ret;
}