client_id is a configuration parameter, but always uses default

[sgralton]

So that the client_id parameter can be used, should:
mosq = mosquitto_new(clientid, true, &config);
be
mosq = mosquitto_new(config.client_id, true, &config);

open-modbusgateway/src/main.c

Line 264 in a9b742e

mosq = mosquitto_new(clientid, true, &config);