RosettaCodeData/Task/Events/Erlang/events-1.erl

23 lines
423 B
Erlang

-module(events).
-compile(export_all).
log(Msg) ->
{H,M,S} = erlang:time(),
io:fwrite("~2.B:~2.B:~2.B => ~s~n",[H,M,S,Msg]).
task() ->
log("Task start"),
receive
go -> ok
end,
log("Task resumed").
main() ->
log("Program start"),
P = spawn(?MODULE,task,[]),
log("Program sleeping"),
timer:sleep(1000),
log("Program signalling event"),
P ! go,
timer:sleep(100).