+ /* Close the MI command context when leaving the function, no matter the result. */
+ const auto close_mi_on_exit = lttng::make_scope_exit([&success]() noexcept {
+ if (!lttng_opt_mi) {
+ return;
+ }
+
+ /* Close output element. */
+ if (mi_lttng_writer_close_element(writer.get())) {
+ ERR_FMT("Failed to close MI output element");
+ return;
+ }
+
+ if (mi_lttng_writer_write_element_bool(
+ writer.get(), mi_lttng_element_command_success, success)) {
+ ERR_FMT("Failed to write MI element: element_name=`{}`, value={}",
+ mi_lttng_element_command_success,
+ success);
+ return;
+ }
+
+ /* Command element close. */
+ if (mi_lttng_writer_command_close(writer.get())) {
+ ERR_FMT("Failed to close MI command element");
+ return;
+ }
+ });
+