diff options
Diffstat (limited to 'lib/runtime_tools/src')
| -rw-r--r-- | lib/runtime_tools/src/dbg.erl | 35 |
1 files changed, 29 insertions, 6 deletions
diff --git a/lib/runtime_tools/src/dbg.erl b/lib/runtime_tools/src/dbg.erl index 3a6eaae16d..d5ff874206 100644 --- a/lib/runtime_tools/src/dbg.erl +++ b/lib/runtime_tools/src/dbg.erl @@ -298,7 +298,12 @@ tracer(port, Port) when is_port(Port) -> start(fun() -> Port end); tracer(process, {Handler,HandlerData}) -> - start(fun() -> start_tracer_process(Handler, HandlerData) end). + start(fun() -> start_tracer_process(Handler, HandlerData) end); + +tracer(module, Fun) when is_function(Fun) -> + start(Fun); +tracer(module, {Module, State}) -> + start(fun() -> {Module, State} end). remote_tracer(port, Fun) when is_function(Fun) -> @@ -308,7 +313,13 @@ remote_tracer(port, Port) when is_port(Port) -> remote_start(fun() -> Port end); remote_tracer(process, {Handler,HandlerData}) -> - remote_start(fun() -> start_tracer_process(Handler, HandlerData) end). + remote_start(fun() -> start_tracer_process(Handler, HandlerData) end); + +remote_tracer(module, Fun) when is_function(Fun) -> + remote_start(Fun); +remote_tracer(module, {Module, State}) -> + remote_start(fun() -> {Module, State} end). + remote_start(StartTracer) -> case (catch StartTracer()) of @@ -543,9 +554,8 @@ c(M, F, A, Flags) -> {error,Reason} -> {error,Reason}; Flags1 -> tracer(), - {ok, Tracer} = get_tracer(), S = self(), - Pid = spawn(fun() -> c(S, M, F, A, [{tracer, Tracer} | Flags1]) end), + Pid = spawn(fun() -> c(S, M, F, A, [get_tracer_flag() | Flags1]) end), Mref = erlang:monitor(process, Pid), receive {'DOWN', Mref, _, _, Reason} -> @@ -660,6 +670,9 @@ loop({C,T}=SurviveLinks, Table) -> reply(From, {error, Reason}); Tracer when is_pid(Tracer); is_port(Tracer) -> put(node(),{self(),Tracer}), + reply(From, {ok,self()}); + {Module, _State} = Tracer when is_atom(Module) -> + put(node(),{self(),Tracer}), reply(From, {ok,self()}) end; {_Relay,_Tracer} -> @@ -710,6 +723,9 @@ loop({C,T}=SurviveLinks, Table) -> {_LocalRelay,Tracer} when is_port(Tracer) -> reply(From, {error, cant_trace_remote_pid_to_local_port}), loop(SurviveLinks, Table); + {_LocalRelay,Tracer} when is_tuple(Tracer) -> + reply(From, {error, cant_trace_remote_pid_to_local_module}), + loop(SurviveLinks, Table); {_LocalRelay,Tracer} when is_pid(Tracer) -> case (catch relay(Node, Tracer)) of {ok,Relay} -> @@ -879,9 +895,9 @@ trac(Proc, How, Flags) -> end end. -trac(Node, {_Relay, Tracer}, AtomPid, How, Flags) -> +trac(Node, {_Replay, Tracer}, AtomPid, How, Flags) -> case rpc:call(Node, ?MODULE, erlang_trace, - [AtomPid, How, [{tracer, Tracer} | Flags]]) of + [AtomPid, How, [get_tracer_flag(Tracer) | Flags]]) of N when is_integer(N) -> {matched, Node, N}; {badrpc,Reason} -> @@ -1439,6 +1455,13 @@ get_tracer() -> req({get_tracer,node()}). get_tracer(Node) -> req({get_tracer,Node}). +get_tracer_flag() -> + {ok, Tracer} = get_tracer(), + get_tracer_flag(Tracer). +get_tracer_flag({Module,State}) -> + {tracer, Module, State}; +get_tracer_flag(Port = Pid) when is_port(Port); is_pid(Pid)-> + {tracer, Pid = Port}. save_pattern([]) -> 0; |