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Diffstat (limited to 'lib/observer/src/observer_trace_wx.erl')
| -rw-r--r-- | lib/observer/src/observer_trace_wx.erl | 628 |
1 files changed, 628 insertions, 0 deletions
diff --git a/lib/observer/src/observer_trace_wx.erl b/lib/observer/src/observer_trace_wx.erl new file mode 100644 index 0000000000..0ab7db121b --- /dev/null +++ b/lib/observer/src/observer_trace_wx.erl @@ -0,0 +1,628 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2011. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/. +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% %CopyrightEnd% + +-module(observer_trace_wx). + +-export([start_link/2, add_processes/2]). +-export([init/1, handle_info/2, terminate/2, code_change/3, handle_call/3, + handle_event/2, handle_cast/2]). + +-behaviour(wx_object). + +-include_lib("wx/include/wx.hrl"). +-include("observer_defs.hrl"). + +-define(OPTIONS, 301). +-define(SAVE_BUFFER, 302). +-define(CLOSE, 303). +-define(CLEAR, 304). +-define(SAVE_TRACEOPTS, 305). +-define(LOAD_TRACEOPTS, 306). +-define(TOGGLE_TRACE, 307). +-define(ADD_NEW, 308). +-define(ADD_TP, 309). +-define(PROCESSES, 350). +-define(MODULES, 351). +-define(FUNCTIONS, 352). +-define(TRACERWIN, 353). + +-record(state, + {parent, + panel, + p_view, + m_view, + f_view, + nodes = [], + toggle_button, + tpids = [], %% #tpid + def_trace_opts = [], + tpatterns = dict:new(), % Key =:= Module::atom, Value =:= {M, F, A, MatchSpec} + match_specs = []}). % [ #match_spec{} ] + +-record(tpid, {pid, opts}). + +start_link(Notebook, ParentPid) -> + wx_object:start_link(?MODULE, [Notebook, ParentPid], []). + +add_processes(Tracer, Pids) when is_list(Pids) -> + wx_object:cast(Tracer, {add_processes, Pids}). + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +init([Notebook, ParentPid]) -> + wx:batch(fun() -> create_window(Notebook, ParentPid) end). + +create_window(Notebook, ParentPid) -> + %% Create the window + Panel = wxPanel:new(Notebook, [{size, wxWindow:getClientSize(Notebook)}]), + Sizer = wxBoxSizer:new(?wxVERTICAL), + Splitter = wxSplitterWindow:new(Panel, [{size, wxWindow:getClientSize(Panel)}]), + ProcessView = create_process_view(Splitter), + {MatchSpecView,ModView,FuncView} = create_matchspec_view(Splitter), + wxSplitterWindow:setSashGravity(Splitter, 0.5), + wxSplitterWindow:setMinimumPaneSize(Splitter,50), + wxSplitterWindow:splitHorizontally(Splitter, ProcessView, MatchSpecView), + wxSizer:add(Sizer, Splitter, [{flag, ?wxEXPAND bor ?wxALL}, {border, 5}, {proportion, 1}]), + %% Buttons + Buttons = wxBoxSizer:new(?wxHORIZONTAL), + ToggleButton = wxToggleButton:new(Panel, ?TOGGLE_TRACE, "Start Trace", []), + wxSizer:add(Buttons, ToggleButton), + New = wxButton:new(Panel, ?ADD_NEW, [{label, "Trace New Processes"}]), + wxSizer:add(Buttons, New), + ATP = wxButton:new(Panel, ?ADD_TP, [{label, "Add Trace Pattern"}]), + wxSizer:add(Buttons, ATP), + wxMenu:connect(Panel, command_togglebutton_clicked, []), + wxMenu:connect(Panel, command_button_clicked, []), + wxSizer:add(Sizer, Buttons, [{flag, ?wxALL},{border, 2}, {proportion,0}]), + wxWindow:setSizer(Panel, Sizer), + {Panel, #state{parent=ParentPid, panel=Panel, + p_view=ProcessView, m_view=ModView, f_view=FuncView, + toggle_button = ToggleButton, + match_specs=default_matchspecs()}}. + +default_matchspecs() -> + Ms = [{"Return Trace", [{'_', [], [{return_trace}]}], "fun(_) -> return_trace() end"}, + {"Exception Trace", [{'_', [], [{exception_trace}]}], "fun(_) -> exception_trace() end"}, + {"Message Caller", [{'_', [], [{message,{caller}}]}], "fun(_) -> message(caller()) end"}, + {"Message Dump", [{'_', [], [{message,{process_dump}}]}], "fun(_) -> message(process_dump()) end"}], + [make_ms(Name,Term,FunStr) || {Name,Term,FunStr} <- Ms]. + +create_process_view(Parent) -> + Style = ?wxLC_REPORT bor ?wxLC_SINGLE_SEL bor ?wxLC_HRULES, + Grid = wxListCtrl:new(Parent, [{winid, ?PROCESSES}, {style, Style}]), + Li = wxListItem:new(), + AddListEntry = fun({Name, Align, DefSize}, Col) -> + wxListItem:setText(Li, Name), + wxListItem:setAlign(Li, Align), + wxListCtrl:insertColumn(Grid, Col, Li), + wxListCtrl:setColumnWidth(Grid, Col, DefSize), + Col + 1 + end, + ListItems = [{"Process Id", ?wxLIST_FORMAT_CENTER, 120}, + {"Trace Options", ?wxLIST_FORMAT_LEFT, 300}], + lists:foldl(AddListEntry, 0, ListItems), + wxListItem:destroy(Li), + + %% wxListCtrl:connect(Grid, command_list_item_activated), + %% wxListCtrl:connect(Grid, command_list_item_selected), + wxListCtrl:connect(Grid, size, [{skip, true}]), + + wxWindow:setFocus(Grid), + Grid. + +create_matchspec_view(Parent) -> + Panel = wxPanel:new(Parent), + MainSz = wxBoxSizer:new(?wxHORIZONTAL), + Style = ?wxLC_REPORT bor ?wxLC_SINGLE_SEL bor ?wxLC_HRULES, + Splitter = wxSplitterWindow:new(Panel, []), + Modules = wxListCtrl:new(Splitter, [{winid, ?MODULES}, {style, Style}]), + Funcs = wxListCtrl:new(Splitter, [{winid, ?FUNCTIONS}, {style, Style}]), + Li = wxListItem:new(), + wxListItem:setText(Li, "Modules"), + wxListCtrl:insertColumn(Modules, 0, Li), + wxListItem:setText(Li, "Functions"), + wxListCtrl:insertColumn(Funcs, 0, Li), + wxListCtrl:setColumnWidth(Funcs, 0, 150), + wxListItem:setText(Li, "Match Spec"), + wxListCtrl:insertColumn(Funcs, 1, Li), + wxListCtrl:setColumnWidth(Funcs, 1, 300), + wxListItem:destroy(Li), + wxSplitterWindow:setSashGravity(Splitter, 0.0), + wxSplitterWindow:setMinimumPaneSize(Splitter,50), + wxSplitterWindow:splitVertically(Splitter, Modules, Funcs, [{sashPosition, 150}]), + wxSizer:add(MainSz, Splitter, [{flag, ?wxEXPAND}, {proportion, 1}]), + + wxListCtrl:connect(Modules, size, [{skip, true}]), + wxListCtrl:connect(Funcs, size, [{skip, true}]), + wxListCtrl:connect(Modules, command_list_item_selected), + %% wxListCtrl:connect(Funcs, command_list_item_selected), + wxPanel:setSizer(Panel, MainSz), + {Panel, Modules, Funcs}. + +create_menues(Parent) -> + Menus = [{"File", [#create_menu{id = ?LOAD_TRACEOPTS, text = "Load settings"}, + #create_menu{id = ?SAVE_TRACEOPTS, text = "Save settings"}] + }], + observer_wx:create_menus(Parent, Menus). + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%Main window +handle_event(#wx{obj=Obj, event=#wxSize{size={W,_}}}, State) -> + case wx:getObjectType(Obj) =:= wxListCtrl of + true -> + wx:batch(fun() -> + Cols = wxListCtrl:getColumnCount(Obj), + Last = lists:foldl(fun(I, Last) -> + Last - wxListCtrl:getColumnWidth(Obj, I) + end, W-?LCTRL_WDECR, lists:seq(0, Cols - 2)), + Size = max(150, Last), + wxListCtrl:setColumnWidth(Obj, Cols-1, Size) + end); + false -> + ok + end, + {noreply, State}; + +handle_event(#wx{id=?ADD_NEW}, State = #state{panel=Parent, def_trace_opts=TraceOpts}) -> + case observer_traceoptions_wx:process_trace(Parent, TraceOpts) of + {ok, Opts} -> + Process = #tpid{pid=new, opts=Opts}, + {noreply, do_add_processes([Process], State#state{def_trace_opts=Opts})}; + cancel -> + {noreply, State} + end; + +handle_event(#wx{id=?ADD_TP}, + State = #state{panel=Parent, nodes=Nodes, match_specs=Ms}) -> + Node = case Nodes of + [N|_] -> N; + [] -> node() + end, + case observer_traceoptions_wx:trace_pattern(self(), Parent, Node, Ms) of + cancel -> + {noreply, State}; + Patterns -> + {noreply, do_add_patterns(Patterns, State)} + end; + +handle_event(#wx{id=?MODULES, event=#wxList{type=command_list_item_selected, itemIndex=Row}}, + State = #state{tpatterns=TPs, m_view=Mview, f_view=Fview}) -> + Module = list_to_atom(wxListCtrl:getItemText(Mview, Row)), + update_functions_view(dict:fetch(Module, TPs), Fview), + {noreply, State}; + + +handle_event(#wx{event = #wxCommand{type = command_togglebutton_clicked, commandInt = 1}}, + #state{panel = Panel, + nodes = Nodes, + tpids = TProcs, + tpatterns = TPs, + toggle_button = ToggleBtn} = State) -> + LogWin = wxFrame:new(Panel, ?TRACERWIN, "Trace Log", [{size, {750, 800}}]), + Text = wxTextCtrl:new(LogWin, ?wxID_ANY, + [{style, ?wxTE_MULTILINE bor ?wxTE_RICH2 bor + ?wxTE_DONTWRAP bor ?wxTE_READONLY}]), + Font = observer_wx:get_attrib({font, fixed}), + Attr = wxTextAttr:new(?wxBLACK, [{font, Font}]), + true = wxTextCtrl:setDefaultStyle(Text, Attr), + Env = wx:get_env(), + Write = fun(Trace) -> + wx:set_env(Env), + wxTextCtrl:appendText(Text, textformat(Trace)) + end, + {ok, _} = ttb:tracer(Nodes, [{file, {local,"/tmp/foo"}}, {shell, {only, Write}}]), + setup_ttb(dict:to_list(TPs), TProcs), + wxFrame:connect(LogWin, close_window, [{skip, true}]), + wxFrame:show(LogWin), + wxToggleButton:setLabel(ToggleBtn, "Stop Trace"), + {noreply, State}; + +handle_event(#wx{event = #wxCommand{type = command_togglebutton_clicked, commandInt = 0}}, + #state{toggle_button = ToggleBtn} = State) -> + %%Stop tracing + ttb:stop(nofetch), + wxToggleButton:setLabel(ToggleBtn, "Start Trace"), + {noreply, State}; + +handle_event(#wx{id=?TRACERWIN, event=#wxClose{}}, + #state{toggle_button = ToggleBtn} = State) -> + %%Stop tracing + ttb:stop(nofetch), + wxToggleButton:setLabel(ToggleBtn, "Start Trace"), + {noreply, State}; + +%% handle_event(#wx{id = ?CLEAR, event = #wxCommand{type = command_menu_selected}}, +%% #state{text_ctrl = TxtCtrl} = State) -> +%% wxTextCtrl:clear(TxtCtrl), +%% {noreply, State}; + +%% handle_event(#wx{id = ?SAVE_BUFFER, event = #wxCommand{type = command_menu_selected}}, +%% #state{frame = Frame, text_ctrl = TxtCtrl} = State) -> +%% Dialog = wxFileDialog:new(Frame, [{style, ?wxFD_SAVE bor ?wxFD_OVERWRITE_PROMPT}]), +%% case wxFileDialog:showModal(Dialog) of +%% ?wxID_OK -> +%% Path = wxFileDialog:getPath(Dialog), +%% wxDialog:destroy(Dialog), +%% case filelib:is_file(Path) of +%% true -> +%% observer_wx:create_txt_dialog(Frame, "File already exists: " ++ Path ++ "\n", +%% "Error", ?wxICON_ERROR); +%% false -> +%% wxTextCtrl:saveFile(TxtCtrl, [{file, Path}]) +%% end; +%% _ -> +%% wxDialog:destroy(Dialog), +%% ok +%% end, +%% {noreply, State}; + +handle_event(#wx{id = ?SAVE_TRACEOPTS, + event = #wxCommand{type = command_menu_selected}}, + #state{panel = Panel, + def_trace_opts = TraceOpts, + match_specs = MatchSpecs, + tpatterns = TracePatterns + } = State) -> + Dialog = wxFileDialog:new(Panel, [{style, ?wxFD_SAVE bor ?wxFD_OVERWRITE_PROMPT}]), + case wxFileDialog:showModal(Dialog) of + ?wxID_OK -> + Path = wxFileDialog:getPath(Dialog), + write_file(Panel, Path, TraceOpts, MatchSpecs, dict:to_list(TracePatterns)); + _ -> + ok + end, + wxDialog:destroy(Dialog), + {noreply, State}; + +handle_event(#wx{id = ?LOAD_TRACEOPTS, + event = #wxCommand{type = command_menu_selected}}, + #state{panel = Panel} = State) -> + Dialog = wxFileDialog:new(Panel, [{style, ?wxFD_FILE_MUST_EXIST}]), + State2 = case wxFileDialog:showModal(Dialog) of + ?wxID_OK -> + Path = wxFileDialog:getPath(Dialog), + read_settings(Path, State); + _ -> + State + end, + wxDialog:destroy(Dialog), + {noreply, State2}; + +handle_event(#wx{id=ID, event = What}, State) -> + io:format("~p:~p: Unhandled event: ~p, ~p ~n", [?MODULE, self(), ID, What]), + {noreply, State}. + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +handle_call(Msg, _From, State) -> + io:format("~p~p: Got Call ~p~n",[?MODULE, ?LINE, Msg]), + {reply, ok, State}. + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +handle_cast({add_processes, Pids}, State = #state{panel=Parent, def_trace_opts=TraceOpts}) -> + case observer_traceoptions_wx:process_trace(Parent, TraceOpts) of + {ok, Opts} -> + POpts = [#tpid{pid=Pid, opts=Opts} || Pid <- Pids], + {noreply, do_add_processes(POpts, State#state{def_trace_opts=Opts})}; + cancel -> + {noreply, State} + end; +handle_cast(Msg, State) -> + io:format("~p ~p: Unhandled cast ~p~n", [?MODULE, ?LINE, Msg]), + {noreply, State}. + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +handle_info({active, _Node}, State=#state{parent=Parent}) -> + create_menues(Parent), + {noreply, State}; + +handle_info(not_active, State) -> + {noreply, State}; + +handle_info({update_ms, NewMs}, State) -> + {noreply, State#state{match_specs=NewMs}}; + +handle_info(Any, State) -> + io:format("~p~p: received unexpected message: ~p\n", [?MODULE, self(), Any]), + {noreply, State}. + +terminate(_Reason, #state{nodes=_Nodes}) -> + %% case observer_wx:try_rpc(Node, erlang, whereis, [dbg]) of + %% undefined -> fine; + %% Pid -> exit(Pid, kill) + %% end, + ok. + +code_change(_, _, State) -> + {stop, not_yet_implemented, State}. + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +do_add_processes(POpts, S0=#state{p_view=LCtrl, tpids=OldPids, nodes=Ns0}) -> + case merge_pids(POpts, OldPids) of + {OldPids, [], []} -> + S0; + {Pids, New, _Changed} -> + update_process_view(Pids, LCtrl), + Ns1 = lists:usort([node(Pid) || #tpid{pid=Pid} <- New, is_pid(Pid)]), + Nodes = case ordsets:subtract(Ns1, Ns0) of + [] -> Ns0; %% No new Nodes + NewNs -> + %% Handle new nodes + %% BUGBUG add trace patterns for new nodes + ordsets:union(NewNs, Ns0) + end, + S0#state{tpids=Pids, nodes=Nodes} + end. + +update_process_view(Pids, LCtrl) -> + wxListCtrl:deleteAllItems(LCtrl), + wx:foldl(fun(#tpid{pid=Pid, opts=Opts}, Row) -> + _Item = wxListCtrl:insertItem(LCtrl, Row, ""), + ?EVEN(Row) andalso + wxListCtrl:setItemBackgroundColour(LCtrl, Row, ?BG_EVEN), + wxListCtrl:setItem(LCtrl, Row, 0, observer_lib:to_str(Pid)), + wxListCtrl:setItem(LCtrl, Row, 1, observer_lib:to_str(Opts)), + Row+1 + end, 0, Pids). + +do_add_patterns({Module, NewPs}, State=#state{tpatterns=TPs0, m_view=Mview, f_view=Fview}) -> + Old = case dict:find(Module, TPs0) of + {ok, Prev} -> Prev; + error -> [] + end, + case merge_patterns(NewPs, Old) of + {Old, [], []} -> + State; + {MPatterns, _New, _Changed} -> + TPs = dict:store(Module, MPatterns, TPs0), + update_modules_view(lists:sort(dict:fetch_keys(TPs)), Module, Mview), + update_functions_view(dict:fetch(Module, TPs), Fview), + State#state{tpatterns=TPs} + end. + +update_modules_view(Mods, Module, LCtrl) -> + wxListCtrl:deleteAllItems(LCtrl), + wx:foldl(fun(Mod, Row) -> + _Item = wxListCtrl:insertItem(LCtrl, Row, ""), + ?EVEN(Row) andalso + wxListCtrl:setItemBackgroundColour(LCtrl, Row, ?BG_EVEN), + wxListCtrl:setItem(LCtrl, Row, 0, observer_lib:to_str(Mod)), + (Mod =:= Module) andalso + wxListCtrl:setItemState(LCtrl, Row, 16#FFFF, ?wxLIST_STATE_SELECTED), + Row+1 + end, 0, Mods). + +update_functions_view(Funcs, LCtrl) -> + wxListCtrl:deleteAllItems(LCtrl), + wx:foldl(fun(#tpattern{fa=FA, ms=#match_spec{str=Ms}}, Row) -> + _Item = wxListCtrl:insertItem(LCtrl, Row, ""), + ?EVEN(Row) andalso wxListCtrl:setItemBackgroundColour(LCtrl, Row, ?BG_EVEN), + wxListCtrl:setItem(LCtrl, Row, 0, observer_lib:to_str({func,FA})), + wxListCtrl:setItem(LCtrl, Row, 1, Ms), + Row+1 + end, 0, Funcs). + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +merge_pids([N1=#tpid{pid=new}|Ns], [N2=#tpid{pid=new}|Old]) -> + {Pids, New, Changed} = merge_pids_1(Ns,Old), + {[N1|Pids], New, [{N2,N2}|Changed]}; +merge_pids([N1=#tpid{pid=new}|Ns], Old) -> + {Pids, New, Changed} = merge_pids_1(Ns,Old), + {[N1|Pids], [N1|New], Changed}; +merge_pids(Ns, [N2=#tpid{pid=new}|Old]) -> + {Pids, New, Changed} = merge_pids_1(Ns,Old), + {[N2|Pids], New, Changed}; +merge_pids(New, Old) -> + merge_pids_1(New, Old). + +merge_pids_1(New, Old) -> + merge(lists:sort(New), Old, #tpid.pid, [], [], []). + +merge_patterns(New, Old) -> + merge(lists:sort(New), Old, #tpattern.fa, [], [], []). + + +merge([N|Ns], [N|Os], El, New, Ch, All) -> + merge(Ns, Os, El, New, Ch, [N|All]); +merge([N|Ns], [O|Os], El, New, Ch, All) + when element(El, N) == element(El, O) -> + merge(Ns, Os, El, New, [{O,N}|Ch], [N|All]); +merge([N|Ns], Os=[O|_], El, New, Ch, All) + when element(El, N) < element(El, O) -> + merge(Ns, Os, El, [N|New], Ch, [N|All]); +merge(Ns=[N|_], [O|Os], El, New, Ch, All) + when element(El, N) > element(El, O) -> + merge(Ns, Os, El, New, Ch, [O|All]); +merge([], Os, _El, New, Ch, All) -> + {lists:reverse(All, Os), New, Ch}; +merge(Ns, [], _El, New, Ch, All) -> + {lists:reverse(All, Ns), Ns++New, Ch}. + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +setup_ttb(TPs, TPids) -> + _R1 = [setup_tps(FTP, []) || {_, FTP} <- TPs], + _R2 = [ttb:p(Pid, dbg_flags(Flags)) || #tpid{pid=Pid, opts=Flags} <- TPids], + [#tpid{pid=_Pid, opts=_Flags}|_] = TPids, + %% io:format("ttb:p(pid(\"~w\", ~w).", [Pid, Flags]), + %% io:format("TTB ~w ~w~n",[R2, R1]), + ok. + +%% Sigh order is important +setup_tps([First=#tpattern{fa={_,'_'}}|Rest], Prev) -> + setup_tp(First), + [setup_tp(TP) || TP <- lists:reverse(Prev)], + setup_tps(Rest, []); +setup_tps([First=#tpattern{fa={F,_}}|Rest], Prev = [#tpattern{fa={F,_}}|_]) -> + setup_tps(Rest, [First|Prev]); +setup_tps([First|Rest], Prev) -> + [setup_tp(TP) || TP <- lists:reverse(Prev)], + setup_tps(Rest, [First]); +setup_tps([], Prev) -> + [setup_tp(TP) || TP <- lists:reverse(Prev)]. + +setup_tp(#tpattern{m=M,fa={F,A}, ms=#match_spec{term=Ms}}) -> + ttb:tpl(M,F,A,Ms). + +dbg_flags(Flags) -> + [dbg_flag(Flag) || Flag <- Flags]. + +dbg_flag(send) -> s; +dbg_flag('receive') -> r; +dbg_flag(functions) -> c; +dbg_flag(on_spawn) -> sos; +dbg_flag(on_link) -> sol; +dbg_flag(on_first_spawn) -> sofs; +dbg_flag(on_first_link) -> sofl; +dbg_flag(events) -> p. + +textformat(Trace) when element(1, Trace) == trace_ts, tuple_size(Trace) >= 4 -> + format_trace(Trace, tuple_size(Trace)-1, element(tuple_size(Trace),Trace)); +textformat(Trace) when element(1, Trace) == drop, tuple_size(Trace) =:= 2 -> + io_lib:format("*** Dropped ~p messages.~n", [element(2,Trace)]); +textformat(Trace) when element(1, Trace) == seq_trace, tuple_size(Trace) >= 3 -> + io_lib:format("*** Seq trace not implmented.~n", []); +textformat(_) -> + "". + +format_trace(Trace, Size, TS0={_,_,MS}) -> + {_,{H,M,S}} = calendar:now_to_local_time(TS0), + TS = io_lib:format("~.2.0w:~.2.0w:~.2.0w:~.6.0w", [H,M,S,MS]), + From = element(2, Trace), + case element(3, Trace) of + 'receive' -> + case element(4, Trace) of + {dbg,ok} -> ""; + Message -> + io_lib:format("~s (~100p) << ~100p ~n", [TS,From,Message]) + end; + 'send' -> + Message = element(4, Trace), + To = element(5, Trace), + io_lib:format("~s (~100p) ~100p ! ~100p ~n", [TS,From,To,Message]); + call -> + case element(4, Trace) of + MFA when Size == 5 -> + Message = element(5, Trace), + io_lib:format("~s (~100p) call ~s (~100p) ~n", [TS,From,ffunc(MFA),Message]); + MFA -> + io_lib:format("~s (~100p) call ~s ~n", [TS,From,ffunc(MFA)]) + end; + return_from -> + MFA = element(4, Trace), + Ret = element(5, Trace), + io_lib:format("~s (~100p) returned from ~s -> ~100p ~n", [TS,From,ffunc(MFA),Ret]); + return_to -> + MFA = element(4, Trace), + io_lib:format("~s (~100p) returning to ~s ~n", [TS,From,ffunc(MFA)]); + spawn when Size == 5 -> + Pid = element(4, Trace), + MFA = element(5, Trace), + io_lib:format("~s (~100p) spawn ~100p as ~s ~n", [TS,From,Pid,ffunc(MFA)]); + Op -> + io_lib:format("~s (~100p) ~100p ~s ~n", [TS,From,Op,ftup(Trace,4,Size)]) + end. + +%%% These f* functions returns non-flat strings + +%% {M,F,[A1, A2, ..., AN]} -> "M:F(A1, A2, ..., AN)" +%% {M,F,A} -> "M:F/A" +ffunc({M,F,Argl}) when is_list(Argl) -> + io_lib:format("~100p:~100p(~s)", [M, F, fargs(Argl)]); +ffunc({M,F,Arity}) -> + io_lib:format("~100p:~100p/~100p", [M,F,Arity]); +ffunc(X) -> io_lib:format("~100p", [X]). + +%% Integer -> "Integer" +%% [A1, A2, ..., AN] -> "A1, A2, ..., AN" +fargs(Arity) when is_integer(Arity) -> integer_to_list(Arity); +fargs([]) -> []; +fargs([A]) -> io_lib:format("~100p", [A]); %% last arg +fargs([A|Args]) -> [io_lib:format("~100p,", [A]) | fargs(Args)]; +fargs(A) -> io_lib:format("~100p", [A]). % last or only arg + +%% {A_1, A_2, ..., A_N} -> "A_Index A_Index+1 ... A_Size" +ftup(Trace, Index, Index) -> + io_lib:format("~100p", [element(Index, Trace)]); +ftup(Trace, Index, Size) -> + [io_lib:format("~100p ", [element(Index, Trace)]) + | ftup(Trace, Index+1, Size)]. + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +write_file(Frame, Filename, TraceOps, MatchSpecs, TPs) -> + FormatMS = fun(#match_spec{name=Id, term=T, func=F}) -> + io_lib:format("[{name,\"~s\"}, {term, ~w}, {func, \"~s\"}]", + [Id, T, F]) + end, + FormatTP = fun({Module, FTPs}) -> + List = format_ftp(FTPs, FormatMS), + io_lib:format("{tp, ~w, [~s]}.~n",[Module, List]) + end, + Str = + ["%%%\n%%% This file is generated by Observer\n", + "%%%\n%%% DO NOT EDIT!\n%%%\n", + [["{ms, ", FormatMS(Ms), "}.\n"] || Ms <- MatchSpecs], + "{traceopts, ", io_lib:format("~w",[TraceOps]) ,"}.\n", + [FormatTP(TP) || TP <- TPs] + ], + case file:write_file(Filename, list_to_binary(Str)) of + ok -> + success; + {error, Reason} -> + FailMsg = file:format_error(Reason), + observer_wx:create_txt_dialog(Frame, FailMsg, "Error", ?wxICON_ERROR) + end. + +format_ftp([#tpattern{fa={F,A}, ms=Ms}], FormatMS) -> + io_lib:format("{~w, ~w, ~s}", [F,A,FormatMS(Ms)]); +format_ftp([#tpattern{fa={F,A}, ms=Ms}|Rest], FormatMS) -> + [io_lib:format("{~w, ~w, ~s},~n ", [F,A,FormatMS(Ms)]), + format_ftp(Rest, FormatMS)]. + +read_settings(Filename, #state{match_specs=Ms0, def_trace_opts=TO0} = State) -> + case file:consult(Filename) of + {ok, Terms} -> + Ms = lists:usort(Ms0 ++ [parse_ms(MsList) || {ms, MsList} <- Terms]), + TOs = lists:usort(TO0 ++ proplists:get_value(traceopts, Terms, [])), + lists:foldl(fun parse_tp/2, + State#state{match_specs=Ms, def_trace_opts=TOs}, + Terms); + {error, _} -> + observer_wx:create_txt_dialog(State#state.panel, "Could not load settings", + "Error", ?wxICON_ERROR), + State + end. + +parse_ms(Opts) -> + Name = proplists:get_value(name, Opts, "TracePattern"), + Term = proplists:get_value(term, Opts, [{'_',[],[ok]}]), + FunStr = proplists:get_value(term, Opts, "fun(_) -> ok end"), + make_ms(Name, Term, FunStr). + +make_ms(Name, Term, FunStr) -> + #match_spec{name=Name, term=Term, str=io_lib:format("~w", Term), func = FunStr}. + +parse_tp({tp, Mod, FAs}, State) -> + Patterns = [#tpattern{m=Mod,fa={F,A}, ms=parse_ms(List)} || + {F,A,List} <- FAs], + do_add_patterns({Mod, Patterns}, State); +parse_tp(_, State) -> + State. |