#include #include #include #include static int run = -1; void on_connect(struct mosquitto *mosq, void *obj, int rc) { if(rc){ exit(1); } } int main(int argc, char *argv[]) { int rc; struct mosquitto *mosq; int port = atoi(argv[1]); mosquitto_lib_init(); mosq = mosquitto_new("01-keepalive-pingreq", true, NULL); if(mosq == NULL){ return 1; } mosquitto_connect_callback_set(mosq, on_connect); rc = mosquitto_connect(mosq, "localhost", port, 5); if(rc != 0) return rc; while(run == -1){ rc = mosquitto_loop(mosq, -1, 1); if(rc != 0) break; } mosquitto_destroy(mosq); mosquitto_lib_cleanup(); return run; }