diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/stdlib/src/gen_statem.erl | 63 |
1 files changed, 39 insertions, 24 deletions
diff --git a/lib/stdlib/src/gen_statem.erl b/lib/stdlib/src/gen_statem.erl index 854a793a50..82f875d6a9 100644 --- a/lib/stdlib/src/gen_statem.erl +++ b/lib/stdlib/src/gen_statem.erl @@ -827,29 +827,37 @@ format_status( sys_debug(Debug, NameState, Entry) -> sys:handle_debug(Debug, fun print_event/3, NameState, Entry). -print_event(Dev, {in,Event}, {Name,State}) -> - io:format( - Dev, "*DBG* ~tp receive ~ts in state ~tp~n", - [Name,event_string(Event),State]); -print_event(Dev, {out,Reply,{To,_Tag}}, {Name,State}) -> - io:format( - Dev, "*DBG* ~tp send ~tp to ~p from state ~tp~n", - [Name,Reply,To,State]); -print_event(Dev, {terminate,Reason}, {Name,State}) -> - io:format( - Dev, "*DBG* ~tp terminate ~tp in state ~tp~n", - [Name,Reason,State]); -print_event(Dev, {Tag,Event,NextState}, {Name,State}) -> - StateString = - case NextState of - State -> - io_lib:format("~tp", [State]); - _ -> - io_lib:format("~tp => ~tp", [State,NextState]) - end, - io:format( - Dev, "*DBG* ~tp ~tw ~ts in state ~ts~n", - [Name,Tag,event_string(Event),StateString]). +print_event(Dev, SystemEvent, {Name,State}) -> + case SystemEvent of + {in,Event} -> + io:format( + Dev, "*DBG* ~tp receive ~ts in state ~tp~n", + [Name,event_string(Event),State]); + {in,Event,code_change} -> + io:format( + Dev, "*DBG* ~tp receive ~ts after code change in state ~tp~n", + [Name,event_string(Event),State]); + {out,Reply,{To,_Tag}} -> + io:format( + Dev, "*DBG* ~tp send ~tp to ~p in state ~tp~n", + [Name,Reply,To,State]); + {terminate,Reason} -> + io:format( + Dev, "*DBG* ~tp terminate ~tp in state ~tp~n", + [Name,Reason,State]); + {Tag,Event,NextState} + when Tag =:= enter; Tag =:= postpone; Tag =:= consume -> + StateString = + case NextState of + State -> + io_lib:format("~tp", [State]); + _ -> + io_lib:format("~tp => ~tp", [State,NextState]) + end, + io:format( + Dev, "*DBG* ~tp ~tw ~ts in state ~ts~n", + [Name,Tag,event_string(Event),StateString]) + end. event_string(Event) -> case Event of @@ -996,7 +1004,14 @@ loop_receive_result(Parent, ?not_sys_debug, S, Type, Content) -> loop_event(Parent, ?not_sys_debug, S, Events, Type, Content); loop_receive_result( Parent, Debug, #state{name = Name, state = State} = S, Type, Content) -> - NewDebug = sys_debug(Debug, {Name,State}, {in,{Type,Content}}), + NewDebug = + case S#state.callback_mode of + undefined -> + sys_debug( + Debug, {Name,State}, {in,{Type,Content},code_change}); + _ -> + sys_debug(Debug, {Name,State}, {in,{Type,Content}}) + end, %% Here is the queue of not yet handled events created Events = [], loop_event(Parent, NewDebug, S, Events, Type, Content). |