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authorSiri Hansen <[email protected]>2017-08-22 16:41:25 +0200
committerSiri Hansen <[email protected]>2017-09-05 11:29:26 +0200
commitd4317108cb50081de28337685e77564854175704 (patch)
tree5f5016f1f731ec373680db55df1d3b70c0a32933 /lib/stdlib/src
parentbb011e3dff9ec67561e6acafca803e079a3d4ecc (diff)
downloadotp-d4317108cb50081de28337685e77564854175704.tar.gz
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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.
Diffstat (limited to 'lib/stdlib/src')
-rw-r--r--lib/stdlib/src/error_logger_tty_h.erl116
1 files changed, 55 insertions, 61 deletions
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).