+ if (!c || c == ' ') {
+ cmdline = c? wa + len + 1 : NULL;
+ goto check;
+ }
+ }
+ PARA_EMERG_LOG("invalid writer %s\n", wa);
+ exit(EXIT_FAILURE);
+check:
+ ret = create_shifted_argv(cmdline, " \t", &argv);
+ if (ret < 0) {
+ PARA_EMERG_LOG("%s: %s\n", wa, para_strerror(-ret));
+ exit(EXIT_FAILURE);