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-rw-r--r--lib/stdlib/src/error_logger_file_h.erl164
1 files changed, 78 insertions, 86 deletions
diff --git a/lib/stdlib/src/error_logger_file_h.erl b/lib/stdlib/src/error_logger_file_h.erl
index bf74ad28bb..5f8bf9092a 100644
--- a/lib/stdlib/src/error_logger_file_h.erl
+++ b/lib/stdlib/src/error_logger_file_h.erl
@@ -34,12 +34,17 @@
handle_event/2, handle_call/2, handle_info/2,
terminate/2, code_change/3]).
+-record(st,
+ {fd,
+ filename,
+ prev_handler}).
+
%% This one is used when we takeover from the simple error_logger.
init({File, {error_logger, Buf}}) ->
case init(File, error_logger) of
- {ok, {Fd, File, PrevHandler}} ->
- write_events(Fd, Buf),
- {ok, {Fd, File, PrevHandler}};
+ {ok, State} ->
+ write_events(State, Buf),
+ {ok, State};
Error ->
Error
end;
@@ -51,20 +56,18 @@ init(File, PrevHandler) ->
process_flag(trap_exit, true),
case file:open(File, [write]) of
{ok,Fd} ->
- {ok, {Fd, File, PrevHandler}};
+ {ok, #st{fd=Fd,filename=File,prev_handler=PrevHandler}};
Error ->
Error
end.
handle_event({_Type, GL, _Msg}, State) when node(GL) =/= node() ->
{ok, State};
-handle_event(Event, {Fd, File, PrevHandler}) ->
- write_event(Fd, tag_event(Event)),
- {ok, {Fd, File, PrevHandler}};
-handle_event(_, State) ->
+handle_event(Event, State) ->
+ write_event(State, Event),
{ok, State}.
-handle_info({'EXIT', Fd, _Reason}, {Fd, _File, PrevHandler}) ->
+handle_info({'EXIT', Fd, _Reason}, #st{fd=Fd,prev_handler=PrevHandler}) ->
case PrevHandler of
[] ->
remove_handler;
@@ -74,8 +77,8 @@ handle_info({'EXIT', Fd, _Reason}, {Fd, _File, PrevHandler}) ->
handle_info(_, State) ->
{ok, State}.
-handle_call(filename, {Fd, File, Prev}) ->
- {ok, File, {Fd, File, Prev}};
+handle_call(filename, #st{filename=File}=State) ->
+ {ok, File, State};
handle_call(_Query, State) ->
{ok, {error, bad_query}, State}.
@@ -95,58 +98,55 @@ code_change(_OldVsn, State, _Extra) ->
%%% Misc. functions.
%%% ------------------------------------------------------
-tag_event(Event) ->
- {erlang:universaltime(), Event}.
+write_events(State, [Ev|Es]) ->
+ %% Write the events in reversed order.
+ write_events(State, Es),
+ write_event(State, Ev);
+write_events(_State, []) ->
+ ok.
-write_events(Fd, Events) -> write_events1(Fd, lists:reverse(Events)).
+write_event(#st{fd=Fd}=State, Event) ->
+ case parse_event(Event) of
+ ignore ->
+ ok;
+ {Head,Pid,FormatList} ->
+ Time = maybe_utc(erlang:universaltime()),
+ Header = write_time(Time, Head),
+ Body = format_body(State, FormatList),
+ AtNode = if
+ node(Pid) =/= node() ->
+ ["** at node ",atom_to_list(node(Pid))," **\n"];
+ true ->
+ []
+ end,
+ io:put_chars(Fd, [Header,Body,AtNode])
+ end.
-write_events1(Fd, [Event|Es]) ->
- write_event(Fd, Event),
- write_events1(Fd, Es);
-write_events1(_, []) ->
- ok.
+format_body(State, [{Format,Args}|T]) ->
+ S = try io_lib:format(Format, Args) of
+ S0 ->
+ S0
+ catch
+ _:_ ->
+ io_lib:format("ERROR: ~p - ~p\n", [Format,Args])
+ end,
+ [S|format_body(State, T)];
+format_body(_State, []) ->
+ [].
-write_event(Fd, {Time, {error, _GL, {Pid, Format, Args}}}) ->
- T = write_time(maybe_utc(Time)),
- case catch io_lib:format(add_node(Format,Pid), Args) of
- S when is_list(S) ->
- io:format(Fd, T ++ S, []);
- _ ->
- F = add_node("ERROR: ~p - ~p~n", Pid),
- io:format(Fd, T ++ F, [Format,Args])
- end;
-write_event(Fd, {Time, {error_report, _GL, {Pid, std_error, Rep}}}) ->
- T = write_time(maybe_utc(Time)),
- S = format_report(Rep),
- io:format(Fd, T ++ S ++ add_node("", Pid), []);
-write_event(Fd, {Time, {info_report, _GL, {Pid, std_info, Rep}}}) ->
- T = write_time(maybe_utc(Time), "INFO REPORT"),
- S = format_report(Rep),
- io:format(Fd, T ++ S ++ add_node("", Pid), []);
-write_event(Fd, {Time, {info_msg, _GL, {Pid, Format, Args}}}) ->
- T = write_time(maybe_utc(Time), "INFO REPORT"),
- case catch io_lib:format(add_node(Format,Pid), Args) of
- S when is_list(S) ->
- io:format(Fd, T ++ S, []);
- _ ->
- F = add_node("ERROR: ~p - ~p~n", Pid),
- io:format(Fd, T ++ F, [Format,Args])
- end;
-write_event(Fd, {Time, {warning_report, _GL, {Pid, std_warning, Rep}}}) ->
- T = write_time(maybe_utc(Time), "WARNING REPORT"),
- S = format_report(Rep),
- io:format(Fd, T ++ S ++ add_node("", Pid), []);
-write_event(Fd, {Time, {warning_msg, _GL, {Pid, Format, Args}}}) ->
- T = write_time(maybe_utc(Time), "WARNING REPORT"),
- case catch io_lib:format(add_node(Format,Pid), Args) of
- S when is_list(S) ->
- io:format(Fd, T ++ S, []);
- _ ->
- F = add_node("ERROR: ~p - ~p~n", Pid),
- io:format(Fd, T ++ F, [Format,Args])
- end;
-write_event(_, _) ->
- ok.
+parse_event({error, _GL, {Pid, Format, Args}}) ->
+ {"ERROR REPORT",Pid,[{Format,Args}]};
+parse_event({info_msg, _GL, {Pid, Format, Args}}) ->
+ {"INFO REPORT",Pid,[{Format, Args}]};
+parse_event({warning_msg, _GL, {Pid, Format, Args}}) ->
+ {"WARNING REPORT",Pid,[{Format,Args}]};
+parse_event({error_report, _GL, {Pid, std_error, Args}}) ->
+ {"ERROR REPORT",Pid,format_term(Args)};
+parse_event({info_report, _GL, {Pid, std_info, Args}}) ->
+ {"INFO REPORT",Pid,format_term(Args)};
+parse_event({warning_report, _GL, {Pid, std_warning, Args}}) ->
+ {"WARNING REPORT",Pid,format_term(Args)};
+parse_event(_) -> ignore.
maybe_utc(Time) ->
UTC = case application:get_env(sasl, utc_log) of
@@ -163,30 +163,27 @@ maybe_utc(Time) ->
maybe_utc(Time, true) -> {utc, Time};
maybe_utc(Time, _) -> {local, calendar:universal_time_to_local_time(Time)}.
-format_report(Rep) when is_list(Rep) ->
- case string_p(Rep) of
+format_term(Term) when is_list(Term) ->
+ case string_p(Term) of
true ->
- io_lib:format("~s~n",[Rep]);
- _ ->
- format_rep(Rep)
+ [{"~s\n",[Term]}];
+ false ->
+ format_term_list(Term)
end;
-format_report(Rep) ->
- io_lib:format("~p~n",[Rep]).
-
-format_rep([{Tag,Data}|Rep]) ->
- io_lib:format(" ~p: ~p~n",[Tag,Data]) ++ format_rep(Rep);
-format_rep([Other|Rep]) ->
- io_lib:format(" ~p~n",[Other]) ++ format_rep(Rep);
-format_rep(_) ->
+format_term(Term) ->
+ [{"~p\n",[Term]}].
+
+format_term_list([{Tag,Data}|T]) ->
+ [{" ~p: ~p\n",[Tag,Data]}|format_term_list(T)];
+format_term_list([Data|T]) ->
+ [{" ~p\n",[Data]}|format_term_list(T)];
+format_term_list([]) ->
+ [];
+format_term_list(_) ->
+ %% Continue to allow non-proper lists for now.
+ %% FIXME: Remove this clause in OTP 19.
[].
-add_node(X, Pid) when is_atom(X) ->
- add_node(atom_to_list(X), Pid);
-add_node(X, Pid) when node(Pid) =/= node() ->
- lists:concat([X,"** at node ",node(Pid)," **~n"]);
-add_node(X, _) ->
- X.
-
string_p([]) ->
false;
string_p(Term) ->
@@ -202,15 +199,10 @@ string_p1([$\b|T]) -> string_p1(T);
string_p1([$\f|T]) -> string_p1(T);
string_p1([$\e|T]) -> string_p1(T);
string_p1([H|T]) when is_list(H) ->
- case string_p1(H) of
- true -> string_p1(T);
- _ -> false
- end;
+ string_p1(H) andalso string_p1(T);
string_p1([]) -> true;
string_p1(_) -> false.
-write_time(Time) -> write_time(Time, "ERROR REPORT").
-
write_time({utc,{{Y,Mo,D},{H,Mi,S}}}, Type) ->
io_lib:format("~n=~s==== ~p-~s-~p::~s:~s:~s UTC ===~n",
[Type,D,month(Mo),Y,t(H),t(Mi),t(S)]);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-24 12:47:02 +0000