+check:
+ ret = create_shifted_argv(cmdline, " \t", &argv);
+ if (ret < 0) {
+ PARA_EMERG_LOG("%s: %s\n", wa, para_strerror(-ret));
+ exit(EXIT_FAILURE);
+ }
+ argc = ret;
+ argv[0] = make_message("%s_write", writer_names[i]);
+ *writer_num = i;
+ conf = writers[i].parse_config_or_die(argc, argv);
+ free_argv(argv);
+ return conf;