From d4317108cb50081de28337685e77564854175704 Mon Sep 17 00:00:00 2001 From: Siri Hansen Date: Tue, 22 Aug 2017 16:41:25 +0200 Subject: stdlib: add Unicode translation modifier in error_logger_tty_h Check if standard_io can handle Unicode, and if so add the 't' modifier to format strings. --- lib/stdlib/src/error_logger_tty_h.erl | 116 ++++++++++++++++------------------ 1 file changed, 55 insertions(+), 61 deletions(-) (limited to 'lib/stdlib/src') diff --git a/lib/stdlib/src/error_logger_tty_h.erl b/lib/stdlib/src/error_logger_tty_h.erl index 8f0d7b0362..fa940b7264 100644 --- a/lib/stdlib/src/error_logger_tty_h.erl +++ b/lib/stdlib/src/error_logger_tty_h.erl @@ -39,13 +39,16 @@ {user, prev_handler, io_mod=io, - depth=unlimited}). + depth=unlimited, + modifier=""}). %% This one is used when we takeover from the simple error_logger. init({[], {error_logger, Buf}}) -> User = set_group_leader(), Depth = error_logger:get_format_depth(), - State = #st{user=User,prev_handler=error_logger,depth=Depth}, + Modifier = modifier(), + State = #st{user=User,prev_handler=error_logger, + depth=Depth,modifier=Modifier}, write_events(State, Buf), {ok, State}; %% This one is used if someone took over from us, and now wants to @@ -57,7 +60,8 @@ init({[], {error_logger_tty_h, PrevHandler}}) -> init([]) -> User = set_group_leader(), Depth = error_logger:get_format_depth(), - {ok, #st{user=User,prev_handler=[],depth=Depth}}. + Modifier = modifier(), + {ok, #st{user=User,prev_handler=[],depth=Depth,modifier=Modifier}}. handle_event({_Type, GL, _Msg}, State) when node(GL) =/= node() -> {ok, State}; @@ -91,8 +95,9 @@ code_change(_OldVsn, State, _Extra) -> write_event(Event, IoMod) -> do_write_event(#st{io_mod=IoMod}, Event). -write_event(Event, IoMod, Depth) -> - do_write_event(#st{io_mod=IoMod,depth=Depth}, Event). +write_event(Event, IoMod, {Depth, Enc}) -> + Modifier = modifier(Enc), + do_write_event(#st{io_mod=IoMod,depth=Depth,modifier=Modifier}, Event). %%% ------------------------------------------------------ @@ -120,12 +125,12 @@ write_events(State, [Ev|Es]) -> write_events(_State, []) -> ok. -do_write_event(State, {Time, Event}) -> - case parse_event(Event) of +do_write_event(#st{modifier=M}=State, {Time, Event}) -> + case parse_event(Event,M) of ignore -> ok; {Title,Pid,FormatList} -> - Header = header(Time, Title), + Header = header(Time, Title, M), Body = format_body(State, FormatList), AtNode = if node(Pid) =/= node() -> @@ -144,13 +149,13 @@ do_write_event(State, {Time, Event}) -> do_write_event(_, _) -> ok. -format_body(State, [{Format,Args}|T]) -> +format_body(#st{modifier=M}=State, [{Format,Args}|T]) -> S = try format(State, Format, Args) of S0 -> S0 catch _:_ -> - format(State, "ERROR: ~p - ~p\n", [Format,Args]) + format(State, "ERROR: ~"++M++"p - ~"++M++"p\n", [Format,Args]) end, [S|format_body(State, T)]; format_body(_State, []) -> @@ -174,62 +179,41 @@ limit_format([H|T], Depth) -> limit_format([], _) -> []. -parse_event({error, _GL, {Pid, Format, Args}}) -> +parse_event({error, _GL, {Pid, Format, Args}},_) -> {"ERROR REPORT",Pid,[{Format,Args}]}; -parse_event({info_msg, _GL, {Pid, Format, Args}}) -> +parse_event({info_msg, _GL, {Pid, Format, Args}},_) -> {"INFO REPORT",Pid,[{Format, Args}]}; -parse_event({warning_msg, _GL, {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. - -format_term(Term) when is_list(Term) -> - case string_p(Term) of +parse_event({error_report, _GL, {Pid, std_error, Args}},M) -> + {"ERROR REPORT",Pid,format_term(Args,M)}; +parse_event({info_report, _GL, {Pid, std_info, Args}},M) -> + {"INFO REPORT",Pid,format_term(Args,M)}; +parse_event({warning_report, _GL, {Pid, std_warning, Args}},M) -> + {"WARNING REPORT",Pid,format_term(Args,M)}; +parse_event(_,_) -> ignore. + +format_term(Term,M) when is_list(Term) -> + case string_p(lists:flatten(Term)) of true -> - [{"~s\n",[Term]}]; + [{"~"++M++"s\n",[Term]}]; false -> - format_term_list(Term) + format_term_list(Term,M) end; -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. +format_term(Term,M) -> + [{"~"++M++"p\n",[Term]}]. + +format_term_list([{Tag,Data}|T],M) -> + [{" ~"++M++"p: ~"++M++"p\n",[Tag,Data]}|format_term_list(T,M)]; +format_term_list([Data|T],M) -> + [{" ~"++M++"p\n",[Data]}|format_term_list(T,M)]; +format_term_list([],_) -> []. string_p([]) -> false; -string_p(Term) -> - string_p1(Term). - -string_p1([H|T]) when is_integer(H), H >= $\s, H < 255 -> - string_p1(T); -string_p1([$\n|T]) -> string_p1(T); -string_p1([$\r|T]) -> string_p1(T); -string_p1([$\t|T]) -> string_p1(T); -string_p1([$\v|T]) -> string_p1(T); -string_p1([$\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([]) -> true; -string_p1(_) -> false. +string_p(FlatList) -> + io_lib:printable_list(FlatList). get_utc_config() -> %% SASL utc_log configuration overrides stdlib config @@ -243,16 +227,16 @@ get_utc_config() -> end end. -header(Time, Title) -> +header(Time, Title, M) -> case get_utc_config() of true -> - header(Time, Title, "UTC "); + header(Time, Title, "UTC ", M); _ -> - header(calendar:universal_time_to_local_time(Time), Title, "") + header(calendar:universal_time_to_local_time(Time), Title, "", M) end. -header({{Y,Mo,D},{H,Mi,S}}, Title, UTC) -> - io_lib:format("~n=~s==== ~p-~s-~p::~s:~s:~s ~s===~n", +header({{Y,Mo,D},{H,Mi,S}}, Title, UTC, M) -> + io_lib:format("~n=~"++M++"s==== ~p-~s-~p::~s:~s:~s ~s===~n", [Title,D,month(Mo),Y,t(H),t(Mi),t(S),UTC]). t(X) when is_integer(X) -> @@ -274,3 +258,13 @@ month(9) -> "Sep"; month(10) -> "Oct"; month(11) -> "Nov"; month(12) -> "Dec". + +modifier() -> + modifier(encoding()). +modifier(latin1) -> + ""; +modifier(_) -> + "t". + +encoding() -> + proplists:get_value(encoding,io:getopts(),latin1). -- cgit v1.2.3