Get gen_fsm PID

Question

I start gen_fsm:

start_link() ->
     gen_fsm:start_link({global, ?MODULE}, [],
                   []).

How can i get it's PID?

Thank you.

Please read the documentation before asking simple questions like this, thank you. — Adam Lindberg, May 18 '11 at 14:18

score 5 · Answer 1 · answered May 18 '11 at 14:18

5

If you check the documentation for gen_fsm:start_link/3 you'll see that it returns {ok, Pid}.

answered May 18 '11 at 14:18

Adam Lindberg

score 1 · Answer 2 · answered May 18 '11 at 18:36

1

You can either get it as the result of gen_fsm:start_link/3 or since it is a registered process using whereis(nameofprocess).

answered May 18 '11 at 18:36

user601836

2 Answers2