diff options
Diffstat (limited to 'erts')
| -rw-r--r-- | erts/emulator/beam/bif.c | 7 | ||||
| -rw-r--r-- | erts/emulator/test/trace_SUITE.erl | 22 |
2 files changed, 28 insertions, 1 deletions
diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c index 06a1230ca0..fcbeb6cf5c 100644 --- a/erts/emulator/beam/bif.c +++ b/erts/emulator/beam/bif.c @@ -1886,8 +1886,13 @@ do_send(Process *p, Eterm to, Eterm msg, int suspend, Eterm *refp) { Eterm id = erts_whereis_name_to_id(p, to); rp = erts_proc_lookup(id); - if (rp) + if (rp) { + if (IS_TRACED(p)) + trace_send(p, to, msg); + if (ERTS_PROC_GET_SAVED_CALLS_BUF(p)) + save_calls(p, &exp_send); goto send_message; + } pt = erts_port_lookup(id, (erts_port_synchronous_ops diff --git a/erts/emulator/test/trace_SUITE.erl b/erts/emulator/test/trace_SUITE.erl index 2251575e5a..4d7598cf1f 100644 --- a/erts/emulator/test/trace_SUITE.erl +++ b/erts/emulator/test/trace_SUITE.erl @@ -181,6 +181,13 @@ send_trace(Config) when is_list(Config) -> ?line {trace, Sender, send, to_receiver, Receiver} = receive_first(), ?line receive_nothing(), + %% Check that a message sent to another registered process is traced. + register(?MODULE,Receiver), + Sender ! {send_please, ?MODULE, to_receiver}, + {trace, Sender, send, to_receiver, ?MODULE} = receive_first(), + receive_nothing(), + unregister(?MODULE), + %% Check that a message sent to this process is traced. ?line Sender ! {send_please, self(), to_myself}, ?line receive to_myself -> ok end, @@ -188,6 +195,21 @@ send_trace(Config) when is_list(Config) -> ?line {trace, Sender, send, to_myself, Self} = receive_first(), ?line receive_nothing(), + %% Check that a message sent to dead process is traced. + {Pid,Ref} = spawn_monitor(fun() -> ok end), + receive {'DOWN',Ref,_,_,_} -> ok end, + Sender ! {send_please, Pid, to_dead}, + {trace, Sender, send_to_non_existing_process, to_dead, Pid} = receive_first(), + receive_nothing(), + + %% Check that a message sent to unknown registrated process is traced. + BadargSender = fun_spawn(fun sender/0), + 1 = erlang:trace(BadargSender, true, [send]), + unlink(BadargSender), + BadargSender ! {send_please, not_registered, to_unknown}, + {trace, BadargSender, send, to_unknown, not_registered} = receive_first(), + receive_nothing(), + %% Another process should not be able to trace Sender. ?line Intruder = fun_spawn(fun() -> erlang:trace(Sender, true, [send]) end), ?line {'EXIT', Intruder, {badarg, _}} = receive_first(), |