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authorPatrik Nyblom <pan@erlang.org>2010-02-09 17:21:28 +0100
committerBjörn Gustavsson <bjorn@erlang.org>2010-03-10 14:25:21 +0100
commitc591f7b2a78b44ab321d0b99c100b349c8606c15 (patch)
tree492533e735efed799bb8ddd427594835bd41e142 /lib/runtime_tools
parent64415f09de0691c2ccdf65df169a211b7917728b (diff)
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Make tracing and distribution work
Rewrite trace code and external coding. Also slightly correct the interface to the match-spec engine to make tracing work. That will make the test suites runnable.
Diffstat (limited to 'lib/runtime_tools')
-rw-r--r--lib/runtime_tools/src/dbg.erl61
1 files changed, 50 insertions, 11 deletions
diff --git a/lib/runtime_tools/src/dbg.erl b/lib/runtime_tools/src/dbg.erl
index 66ac0422eb..7fed34afdc 100644
--- a/lib/runtime_tools/src/dbg.erl
+++ b/lib/runtime_tools/src/dbg.erl
@@ -945,7 +945,7 @@ dhandler(end_of_trace, Out) ->
dhandler(Trace, Out) when element(1, Trace) == trace, tuple_size(Trace) >= 3 ->
dhandler1(Trace, tuple_size(Trace), Out);
dhandler(Trace, Out) when element(1, Trace) == trace_ts, tuple_size(Trace) >= 4 ->
- dhandler1(Trace, tuple_size(Trace)-1, Out);
+ dhandler1(Trace, tuple_size(Trace)-1, element(tuple_size(Trace),Trace), Out);
dhandler(Trace, Out) when element(1, Trace) == drop, tuple_size(Trace) =:= 2 ->
io:format(Out, "*** Dropped ~p messages.~n", [element(2,Trace)]),
Out;
@@ -978,24 +978,18 @@ dhandler(_Trace, Out) ->
Out.
dhandler1(Trace, Size, Out) ->
-%%%! Self = self(),
From = element(2, Trace),
case element(3, Trace) of
'receive' ->
case element(4, Trace) of
{dbg,ok} -> ok;
- Message -> io:format(Out, "(~p) << ~p~n", [From,Message])
+ Message ->
+ io:format(Out, "(~p) << ~p~n", [From,Message])
end;
'send' ->
Message = element(4, Trace),
- case element(5, Trace) of
-%%%! This causes messages to disappear when used by ttb (observer). Tests
-%%%! so far show that there is no difference in results with dbg even if I
-%%%! comment it out, so I hope this is only some old code which isn't
-%%%! needed anymore... /siri
-%%%! Self -> ok;
- To -> io:format(Out, "(~p) ~p ! ~p~n", [From,To,Message])
- end;
+ To = element(5, Trace),
+ io:format(Out, "(~p) ~p ! ~p~n", [From,To,Message]);
call ->
case element(4, Trace) of
MFA when Size == 5 ->
@@ -1028,6 +1022,51 @@ dhandler1(Trace, Size, Out) ->
end,
Out.
+dhandler1(Trace, Size, TS, Out) ->
+ From = element(2, Trace),
+ case element(3, Trace) of
+ 'receive' ->
+ case element(4, Trace) of
+ {dbg,ok} -> ok;
+ Message ->
+ io:format(Out, "(~p) << ~p (Timestamp: ~p)~n", [From,Message,TS])
+ end;
+ 'send' ->
+ Message = element(4, Trace),
+ To = element(5, Trace),
+ io:format(Out, "(~p) ~p ! ~p (Timestamp: ~p)~n", [From,To,Message,TS]);
+ call ->
+ case element(4, Trace) of
+ MFA when Size == 5 ->
+ Message = element(5, Trace),
+ io:format(Out, "(~p) call ~s (~p) (Timestamp: ~p)~n", [From,ffunc(MFA),Message,TS]);
+ MFA ->
+ io:format(Out, "(~p) call ~s (Timestamp: ~p)~n", [From,ffunc(MFA),TS])
+ end;
+ return -> %% To be deleted...
+ case element(4, Trace) of
+ MFA when Size == 5 ->
+ Ret = element(5, Trace),
+ io:format(Out, "(~p) old_ret ~s -> ~p (Timestamp: ~p)~n", [From,ffunc(MFA),Ret,TS]);
+ MFA ->
+ io:format(Out, "(~p) old_ret ~s (Timestamp: ~p)~n", [From,ffunc(MFA),TS])
+ end;
+ return_from ->
+ MFA = element(4, Trace),
+ Ret = element(5, Trace),
+ io:format(Out, "(~p) returned from ~s -> ~p (Timestamp: ~p)~n", [From,ffunc(MFA),Ret,TS]);
+ return_to ->
+ MFA = element(4, Trace),
+ io:format(Out, "(~p) returning to ~s (Timestamp: ~p)~n", [From,ffunc(MFA),TS]);
+ spawn when Size == 5 ->
+ Pid = element(4, Trace),
+ MFA = element(5, Trace),
+ io:format(Out, "(~p) spawn ~p as ~s (Timestamp: ~p)~n", [From,Pid,ffunc(MFA),TS]);
+ Op ->
+ io:format(Out, "(~p) ~p ~s (Timestamp: ~p)~n", [From,Op,ftup(Trace,4,Size),TS])
+ end,
+ Out.
+
%%% These f* functions returns non-flat strings