SCM_ASSERT_TYPE(pap, paper, SCM_ARG1, __FUNCTION__, "Paper definition");
SCM_ASSERT_TYPE(ly_c_string_p (markup), markup, SCM_ARG3, __FUNCTION__, "string");
SCM_ASSERT_TYPE(pap, paper, SCM_ARG1, __FUNCTION__, "Paper definition");
SCM_ASSERT_TYPE(ly_c_string_p (markup), markup, SCM_ARG3, __FUNCTION__, "string");