* #include <err.h>
* #include <stdlib.h>
*
+ * #define STATE_FILE "/var/run/oserver/dump"
+ *
* int main(int argc, char *argv[])
* {
* struct tevent_context *ev = tevent_context_init(NULL);
* unsigned int port = OSERVER_PORT;
+ * bool restore = false;
+ * char **restore_argv;
+ *
+ * // Save args before opt_parse mangles them.
+ * restore_argv = talloc_array(NULL, char *, argc+2);
+ * restore_argv[0] = argv[0];
+ * restore_argv[1] = "--restore";
+ * memcpy(restore_argv+2, argv+1, sizeof(argv[0])*argc);
*
* opt_register_noarg("--help|--usage|-h", opt_usage_and_exit,
* "\nA oserver program", "Usage information");
* opt_register_arg("--port", opt_set_uintval, opt_show_uintval,
* &port, "Server port number");
+ * opt_register_noarg("--restore", opt_set_bool,
+ * &restore, opt_hidden);
*
* opt_parse(&argc, argv, opt_log_stderr_exit);
* if (argc != 1)
* opt_log_stderr_exit("Unknown extra arguments");
*
- * if (!oserver_setup(ev, port, "/var/run/oserver/dump"))
+ * if (restore) {
+ * if (!oserver_restore(ev, STATE_FILE))
+ * err(1, "Restoring server");
+ * } else if (!oserver_setup(ev, port, STATE_FILE, restore_argv))
* err(1, "Failed to set up server");
*
* while (tevent_loop_wait(ev) == 0);