Re: assignment from background process

[grumpy]

Quoting address@hidden:

> payload=$(mosquitto_sub -h mqtthost.grumpy-net -p 1883 -i you -t foo/bar) &
> pid=$!
> mosquitto_pub -h mqtthost.grumpy-net -p 1883 -i me -t foo/bar -m "hello"
> wait ${pid}
> echo "payload => ${payload}"
>
>
> this is my program
> mosquitto_sub blocks and waits for mosquitto_pub to publish it's payload
> i'm having a bit of trouble wrapping my head around what is going on
> obviously this is not correct
> a little clarification if you please :)

apologizes mosquitto_sub line should be
mosquitto_sub -h mqtthost.grumpy-net -p 1883 -i you -C 1 -t foo/bar