diff options
Diffstat (limited to 'lib/stdlib/src/proc_lib.erl')
-rw-r--r-- | lib/stdlib/src/proc_lib.erl | 132 |
1 files changed, 67 insertions, 65 deletions
diff --git a/lib/stdlib/src/proc_lib.erl b/lib/stdlib/src/proc_lib.erl index 5f14e78f91..d07c62500b 100644 --- a/lib/stdlib/src/proc_lib.erl +++ b/lib/stdlib/src/proc_lib.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2017. All Rights Reserved. +%% Copyright Ericsson AB 1996-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -30,7 +30,7 @@ start/3, start/4, start/5, start_link/3, start_link/4, start_link/5, hibernate/3, init_ack/1, init_ack/2, - init_p/3,init_p/5,format/1,format/2,format/3,report_cb/1, + init_p/3,init_p/5,format/1,format/2,format/3,report_cb/2, initial_call/1, translate_initial_call/1, stop/1, stop/3]). @@ -508,8 +508,8 @@ crash_report(Class, Reason, StartF, Stacktrace) -> ?LOG_ERROR(#{label=>{proc_lib,crash}, report=>[my_info(Class, Reason, StartF, Stacktrace), linked_info(self())]}, - #{domain=>[beam,erlang,otp,sasl], - report_cb=>fun proc_lib:report_cb/1, + #{domain=>[otp,sasl], + report_cb=>fun proc_lib:report_cb/2, logger_formatter=>#{title=>"CRASH REPORT"}, error_logger=>#{tag=>error_report,type=>crash_report}}). @@ -750,14 +750,15 @@ check(Res) -> Res. %%% Format a generated crash info structure. %%% ----------------------------------------------------------- --spec report_cb(CrashReport) -> {Format,Args} when - CrashReport :: #{label=>{proc_lib,crash},report=>[term()]}, - Format :: io:format(), - Args :: [term()]. -report_cb(#{label:={proc_lib,crash}, - report:=CrashReport}) -> - Depth = error_logger:get_format_depth(), - get_format_and_args(CrashReport, utf8, Depth). +-spec report_cb(CrashReport,FormatOpts) -> unicode:chardata() when + CrashReport :: #{label => {proc_lib,crash}, + report => [term()]}, + FormatOpts :: logger:report_cb_config(). +report_cb(#{label:={proc_lib,crash}, report:=CrashReport}, Extra) -> + Default = #{chars_limit => unlimited, + depth => unlimited, + encoding => latin1}, + do_format(CrashReport, maps:merge(Default,Extra)). -spec format(CrashReport) -> string() when CrashReport :: [term()]. @@ -777,66 +778,47 @@ format(CrashReport, Encoding) -> Depth :: unlimited | pos_integer(). format(CrashReport, Encoding, Depth) -> - {F,A} = get_format_and_args(CrashReport, Encoding, Depth), - lists:flatten(io_lib:format(F,A)). + do_format(CrashReport, #{chars_limit => unlimited, + depth => Depth, + encoding => Encoding}). -get_format_and_args([OwnReport,LinkReport], Encoding, Depth) -> - Extra = {Encoding,Depth}, +do_format([OwnReport,LinkReport], Extra) -> MyIndent = " ", - {OwnFormat,OwnArgs} = format_report(OwnReport, MyIndent, Extra, [], []), - {LinkFormat,LinkArgs} = format_link_report(LinkReport, MyIndent, Extra, [], []), - {" crasher:~n"++OwnFormat++" neighbours:~n"++LinkFormat,OwnArgs++LinkArgs}. + OwnFormat = format_report(OwnReport, MyIndent, Extra), + LinkFormat = format_link_report(LinkReport, MyIndent, Extra), + Str = io_lib:format(" crasher:~n~ts neighbours:~n~ts", + [OwnFormat, LinkFormat]), + lists:flatten(Str). -format_link_report([], _Indent, _Extra, Format, Args) -> - {lists:flatten(lists:reverse(Format)),lists:append(lists:reverse(Args))}; -format_link_report([Link|Reps], Indent, Extra, Format, Args) -> +format_link_report([Link|Reps], Indent, Extra) -> Rep = case Link of {neighbour,Rep0} -> Rep0; _ -> Link end, LinkIndent = [" ",Indent], - {LinkFormat,LinkArgs} = format_report(Rep, LinkIndent, Extra, [], []), - F = "~sneighbour:\n"++LinkFormat, - A = [Indent|LinkArgs], - format_link_report(Reps, Indent, Extra, [F|Format], [A|Args]); -format_link_report(Rep, Indent, Extra, Format, Args) -> - {F,A} = format_report(Rep, Indent, Extra, [], []), - format_link_report([], Indent, Extra, [F|Format],[A|Args]). - -format_report([], _Indent, _Extra, Format, Args) -> - {lists:flatten(lists:reverse(Format)),lists:append(lists:reverse(Args))}; -format_report([Rep|Reps], Indent, Extra, Format, Args) -> - {F,A} = format_rep(Rep, Indent, Extra), - format_report(Reps, Indent, Extra, [F|Format], [A|Args]); -format_report(Rep, Indent, {Enc,unlimited}=Extra, Format, Args) -> - {F,A} = {"~s~"++modifier(Enc)++"p~n", [Indent, Rep]}, - format_report([], Indent, Extra, [F|Format], [A|Args]); -format_report(Rep, Indent, {Enc,Depth}=Extra, Format, Args) -> - {F,A} = {"~s~"++modifier(Enc)++"P~n", [Indent, Rep, Depth]}, - format_report([], Indent, Extra, [F|Format], [A|Args]). - -format_rep({initial_call,InitialCall}, Indent, Extra) -> - format_mfa(Indent, InitialCall, Extra); -format_rep({error_info,{Class,Reason,StackTrace}}, _Indent, Extra) -> - {lists:flatten(format_exception(Class, Reason, StackTrace, Extra)),[]}; -format_rep({Tag,Data}, Indent, Extra) -> - format_tag(Indent, Tag, Data, Extra). - -format_mfa(Indent, {M,F,Args}=StartF, {Enc,_}=Extra) -> - try - A = length(Args), - {lists:flatten([Indent,"initial call: ",atom_to_list(M), - $:,to_string(F, Enc),$/,integer_to_list(A),"\n"]),[]} - catch - error:_ -> - format_tag(Indent, initial_call, StartF, Extra) - end. - -format_tag(Indent, Tag, Data, {Enc,Depth}) -> - {P,Tl} = p(Enc, Depth), - {"~s~p: ~80.18" ++ P ++ "\n", [Indent, Tag, Data|Tl]}. + [Indent,"neighbour:\n",format_report(Rep, LinkIndent, Extra)| + format_link_report(Reps, Indent, Extra)]; +format_link_report(Rep, Indent, Extra) -> + format_report(Rep, Indent, Extra). + +format_report(Rep, Indent, Extra) when is_list(Rep) -> + format_rep(Rep, Indent, Extra); +format_report(Rep, Indent, #{encoding:=Enc,depth:=unlimited}) -> + io_lib:format("~s~"++modifier(Enc)++"p~n", [Indent, Rep]); +format_report(Rep, Indent, #{encoding:=Enc,depth:=Depth}) -> + io_lib:format("~s~"++modifier(Enc)++"P~n", [Indent, Rep, Depth]). + +format_rep([{initial_call,InitialCall}|Rep], Indent, Extra) -> + [format_mfa(Indent, InitialCall, Extra)|format_rep(Rep, Indent, Extra)]; +format_rep([{error_info,{Class,Reason,StackTrace}}|Rep], Indent, Extra) -> + [format_exception(Class, Reason, StackTrace, Extra)| + format_rep(Rep, Indent, Extra)]; +format_rep([{Tag,Data}|Rep], Indent, Extra) -> + [format_tag(Indent, Tag, Data, Extra)|format_rep(Rep, Indent, Extra)]; +format_rep(_, _, _Extra) -> + []. -format_exception(Class, Reason, StackTrace, {Enc,_}=Extra) -> +format_exception(Class, Reason, StackTrace, #{encoding:=Enc}=Extra) -> PF = pp_fun(Extra), StackFun = fun(M, _F, _A) -> (M =:= erl_eval) or (M =:= ?MODULE) end, %% EI = " exception: ", @@ -844,17 +826,37 @@ format_exception(Class, Reason, StackTrace, {Enc,_}=Extra) -> [EI, erl_error:format_exception(1+length(EI), Class, Reason, StackTrace, StackFun, PF, Enc), "\n"]. +format_mfa(Indent, {M,F,Args}=StartF, #{encoding:=Enc}=Extra) -> + try + A = length(Args), + [Indent,"initial call: ",atom_to_list(M),$:,to_string(F, Enc),$/, + integer_to_list(A),"\n"] + catch + error:_ -> + format_tag(Indent, initial_call, StartF, Extra) + end. + to_string(A, latin1) -> io_lib:write_atom_as_latin1(A); to_string(A, _) -> io_lib:write_atom(A). -pp_fun({Enc,Depth}) -> +pp_fun(#{encoding:=Enc,depth:=Depth,chars_limit:=Limit}) -> {P,Tl} = p(Enc, Depth), + Opts = if is_integer(Limit) -> [{chars_limit,Limit}]; + true -> [] + end, fun(Term, I) -> - io_lib:format("~." ++ integer_to_list(I) ++ P, [Term|Tl]) + io_lib:format("~." ++ integer_to_list(I) ++ P, [Term|Tl], Opts) end. +format_tag(Indent, Tag, Data, #{encoding:=Enc,depth:=Depth,chars_limit:=Limit}) -> + {P,Tl} = p(Enc, Depth), + Opts = if is_integer(Limit) -> [{chars_limit,Limit}]; + true -> [] + end, + io_lib:format("~s~p: ~80.18" ++ P ++ "\n", [Indent, Tag, Data|Tl], Opts). + p(Encoding, Depth) -> {Letter, Tl} = case Depth of unlimited -> {"p", []}; |