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-rw-r--r--erts/emulator/test/trace_local_SUITE.erl1492
1 files changed, 718 insertions, 774 deletions
diff --git a/erts/emulator/test/trace_local_SUITE.erl b/erts/emulator/test/trace_local_SUITE.erl
index 7431099340..c297acd78b 100644
--- a/erts/emulator/test/trace_local_SUITE.erl
+++ b/erts/emulator/test/trace_local_SUITE.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2000-2013. All Rights Reserved.
+%% Copyright Ericsson AB 2000-2016. 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.
@@ -29,69 +29,44 @@
-export([exported/1, exported_wrap/1, loop/4, apply_slave_async/5,
match/2, clause/2, id/1, undef/1, lists_reverse/2]).
-%%
-%% Define to run outside of test server
-%%
-%% (rotten feature)
-%%
-%%-define(STANDALONE,1).
-
+
%%
%% Define for debug output
%%
%%-define(debug,1).
--ifdef(STANDALONE).
--define(config(A,B),config(A,B)).
--export([config/2]).
--define(DEFAULT_RECEIVE_TIMEOUT, 1000).
--else.
--include_lib("test_server/include/test_server.hrl").
+-include_lib("common_test/include/ct.hrl").
-define(DEFAULT_RECEIVE_TIMEOUT, infinity).
--endif.
-
+
-ifdef(debug).
--ifdef(STANDALONE).
--define(line, erlang:display({?MODULE,?LINE}), ).
--endif.
-define(dbgformat(A,B),io:format(A,B)).
-else.
--ifdef(STANDALONE).
--define(line, noop, ).
--endif.
-define(dbgformat(A,B),noop).
-endif.
-
--ifdef(STANDALONE).
-config(priv_dir,_) ->
- ".".
--else.
%%% When run in test server %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
--export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
- init_per_group/2,end_per_group/2, basic/1, bit_syntax/1,
- return/1, on_and_off/1, systematic_on_off/1,
- stack_grow/1,info/1, delete/1,
- exception/1, exception_apply/1,
- exception_function/1, exception_apply_function/1,
- exception_nocatch/1, exception_nocatch_apply/1,
- exception_nocatch_function/1, exception_nocatch_apply_function/1,
- exception_meta/1, exception_meta_apply/1,
- exception_meta_function/1, exception_meta_apply_function/1,
- exception_meta_nocatch/1, exception_meta_nocatch_apply/1,
- exception_meta_nocatch_function/1,
- exception_meta_nocatch_apply_function/1,
- concurrency/1,
- init_per_testcase/2, end_per_testcase/2]).
+-export([all/0, suite/0,
+ basic/1, bit_syntax/1,
+ return/1, on_and_off/1, systematic_on_off/1,
+ stack_grow/1,info/1, delete/1,
+ exception/1, exception_apply/1,
+ exception_function/1, exception_apply_function/1,
+ exception_nocatch/1, exception_nocatch_apply/1,
+ exception_nocatch_function/1, exception_nocatch_apply_function/1,
+ exception_meta/1, exception_meta_apply/1,
+ exception_meta_function/1, exception_meta_apply_function/1,
+ exception_meta_nocatch/1, exception_meta_nocatch_apply/1,
+ exception_meta_nocatch_function/1,
+ exception_meta_nocatch_apply_function/1,
+ concurrency/1,
+ init_per_testcase/2, end_per_testcase/2]).
+
init_per_testcase(_Case, Config) ->
- ?line Dog=test_server:timetrap(test_server:minutes(2)),
- [{watchdog, Dog}|Config].
+ Config.
end_per_testcase(_Case, Config) ->
shutdown(),
- Dog=?config(watchdog, Config),
- test_server:timetrap_cancel(Dog),
%% Reloading the module will clear all trace patterns, and
%% in a debug-compiled emulator run assertions of the counters
@@ -99,168 +74,127 @@ end_per_testcase(_Case, Config) ->
c:l(?MODULE).
-
-
-suite() -> [{ct_hooks,[ts_install_cth]}].
+suite() ->
+ [{ct_hooks,[ts_install_cth]},
+ {timetrap, {minutes, 2}}].
all() ->
case test_server:is_native(trace_local_SUITE) of
- true -> [not_run];
- false ->
- [basic, bit_syntax, return, on_and_off, systematic_on_off,
- stack_grow,
- info, delete, exception, exception_apply,
- exception_function, exception_apply_function,
- exception_nocatch, exception_nocatch_apply,
- exception_nocatch_function,
- exception_nocatch_apply_function, exception_meta,
- exception_meta_apply, exception_meta_function,
- exception_meta_apply_function, exception_meta_nocatch,
- exception_meta_nocatch_apply,
- exception_meta_nocatch_function,
- exception_meta_nocatch_apply_function,
- concurrency]
+ true -> [not_run];
+ false ->
+ [basic, bit_syntax, return, on_and_off, systematic_on_off,
+ stack_grow,
+ info, delete, exception, exception_apply,
+ exception_function, exception_apply_function,
+ exception_nocatch, exception_nocatch_apply,
+ exception_nocatch_function,
+ exception_nocatch_apply_function, exception_meta,
+ exception_meta_apply, exception_meta_function,
+ exception_meta_apply_function, exception_meta_nocatch,
+ exception_meta_nocatch_apply,
+ exception_meta_nocatch_function,
+ exception_meta_nocatch_apply_function,
+ concurrency]
end.
-groups() ->
- [].
-
-init_per_suite(Config) ->
- Config.
-
-end_per_suite(_Config) ->
- ok.
-
-init_per_group(_GroupName, Config) ->
- Config.
-
-end_per_group(_GroupName, Config) ->
- Config.
-
not_run(Config) when is_list(Config) ->
{skipped,"Native code"}.
-basic(doc) ->
- ["Tests basic local call-trace"];
+%% Tests basic local call-trace
basic(Config) when is_list(Config) ->
basic_test().
-bit_syntax(doc) ->
- "OTP-7399: Make sure that code that uses the optimized bit syntax matching "
- "can be traced without crashing the emulator.";
+%% OTP-7399: Make sure that code that uses the optimized bit syntax matching
+%% can be traced without crashing the emulator.
bit_syntax(Config) when is_list(Config) ->
bit_syntax_test().
-return(doc) ->
- ["Tests the different types of return trace"];
+%% Tests the different types of return trace
return(Config) when is_list(Config) ->
return_test().
-
-on_and_off(doc) ->
- ["Tests turning trace parameters on and off, "
- "both for trace and trace_pattern"];
+
+%% Tests turning trace parameters on and off,
+%% both for trace and trace_pattern
on_and_off(Config) when is_list(Config) ->
on_and_off_test().
-
-stack_grow(doc) ->
- ["Tests the stack growth during return traces"];
+
+%% Tests the stack growth during return traces
stack_grow(Config) when is_list(Config) ->
stack_grow_test().
-
-info(doc) ->
- ["Tests the trace_info BIF"];
+
+%% Tests the trace_info BIF
info(Config) when is_list(Config) ->
info_test().
-
-delete(doc) ->
- ["Tests putting trace on deleted modules"];
+
+%% Tests putting trace on deleted modules
delete(Config) when is_list(Config) ->
delete_test(Config).
-exception(doc) ->
- ["Tests exception_trace"];
+%% Tests exception_trace
exception(Config) when is_list(Config) ->
exception_test([]).
-exception_apply(doc) ->
- ["Tests exception_trace"];
+%% Tests exception_trace
exception_apply(Config) when is_list(Config) ->
exception_test([apply]).
-exception_function(doc) ->
- ["Tests exception_trace"];
+%% Tests exception_trace
exception_function(Config) when is_list(Config) ->
exception_test([function]).
-exception_apply_function(doc) ->
- ["Tests exception_trace"];
+%% Tests exception_trace
exception_apply_function(Config) when is_list(Config) ->
exception_test([apply,function]).
-exception_nocatch(doc) ->
- ["Tests exception_trace"];
+%% Tests exception_trace
exception_nocatch(Config) when is_list(Config) ->
exception_test([nocatch]).
-exception_nocatch_apply(doc) ->
- ["Tests exception_trace"];
+%% Tests exception_trace
exception_nocatch_apply(Config) when is_list(Config) ->
exception_test([nocatch,apply]).
-exception_nocatch_function(doc) ->
- ["Tests exception_trace"];
+%% Tests exception_trace
exception_nocatch_function(Config) when is_list(Config) ->
exception_test([nocatch,function]).
-exception_nocatch_apply_function(doc) ->
- ["Tests exception_trace"];
+%% Tests exception_trace
exception_nocatch_apply_function(Config) when is_list(Config) ->
exception_test([nocatch,apply,function]).
-exception_meta(doc) ->
- ["Tests meta exception_trace"];
+%% Tests meta exception_trace
exception_meta(Config) when is_list(Config) ->
exception_test([meta]).
-exception_meta_apply(doc) ->
- ["Tests meta exception_trace"];
+%% Tests meta exception_trace
exception_meta_apply(Config) when is_list(Config) ->
exception_test([meta,apply]).
-exception_meta_function(doc) ->
- ["Tests meta exception_trace"];
+%% Tests meta exception_trace
exception_meta_function(Config) when is_list(Config) ->
exception_test([meta,function]).
-exception_meta_apply_function(doc) ->
- ["Tests meta exception_trace"];
+%% Tests meta exception_trace
exception_meta_apply_function(Config) when is_list(Config) ->
exception_test([meta,apply,function]).
-exception_meta_nocatch(doc) ->
- ["Tests meta exception_trace"];
+%% Tests meta exception_trace
exception_meta_nocatch(Config) when is_list(Config) ->
exception_test([meta,nocatch]).
-exception_meta_nocatch_apply(doc) ->
- ["Tests meta exception_trace"];
+%% Tests meta exception_trace
exception_meta_nocatch_apply(Config) when is_list(Config) ->
exception_test([meta,nocatch,apply]).
-exception_meta_nocatch_function(doc) ->
- ["Tests meta exception_trace"];
+%% Tests meta exception_trace
exception_meta_nocatch_function(Config) when is_list(Config) ->
exception_test([meta,nocatch,function]).
-exception_meta_nocatch_apply_function(doc) ->
- ["Tests meta exception_trace"];
+%% Tests meta exception_trace
exception_meta_nocatch_apply_function(Config) when is_list(Config) ->
exception_test([meta,nocatch,apply,function]).
--endif.
-
-
%%% Message patterns and expect functions %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@@ -309,28 +243,28 @@ expect_pid(Pid, Msg) when is_tuple(Msg) ->
same(Msg, expect_receive(Pid));
expect_pid(Pid, Fun) when is_function(Fun, 1) ->
case Fun(expect_receive(Pid)) of
- next ->
- expect_pid(Pid, Fun);
- done ->
- ok;
- Other ->
- expect_pid(Pid, Other)
+ next ->
+ expect_pid(Pid, Fun);
+ done ->
+ ok;
+ Other ->
+ expect_pid(Pid, Other)
end.
expect_receive(Pid) when is_pid(Pid) ->
receive
- Msg when is_tuple(Msg),
- element(1, Msg) == trace,
- element(2, Msg) =/= Pid;
- %%
- is_tuple(Msg),
- element(1, Msg) == trace_ts,
- element(2, Msg) =/= Pid ->
- expect_receive(Pid);
- Msg ->
- expect_msg(Pid, Msg)
+ Msg when is_tuple(Msg),
+ element(1, Msg) == trace,
+ element(2, Msg) =/= Pid;
+ %%
+ is_tuple(Msg),
+ element(1, Msg) == trace_ts,
+ element(2, Msg) =/= Pid ->
+ expect_receive(Pid);
+ Msg ->
+ expect_msg(Pid, Msg)
after 100 ->
- {nm}
+ {nm}
end.
expect_msg(P, ?pCT(P,M,F,Args)) -> {ct,{M,F},Args};
@@ -343,18 +277,18 @@ expect_msg(P, ?pRT(P,M,F,Arity)) -> {rt,{M,F,Arity}};
expect_msg(P, ?pRTT(P,M,F,Arity)) -> {rtt,{M,F,Arity}};
expect_msg(P, Msg) when is_tuple(Msg) ->
case tuple_to_list(Msg) of
- [trace,P|T] ->
- list_to_tuple([trace|T]);
- [trace_ts,P|[_|_]=T] ->
- list_to_tuple([trace_ts|reverse(tl(reverse(T)))]);
- _ ->
- Msg
+ [trace,P|T] ->
+ list_to_tuple([trace|T]);
+ [trace_ts,P|[_|_]=T] ->
+ list_to_tuple([trace_ts|reverse(tl(reverse(T)))]);
+ _ ->
+ Msg
end.
same(A, B) ->
case [A|B] of
- [X|X] ->
- ok
+ [X|X] ->
+ ok
end.
@@ -362,73 +296,73 @@ same(A, B) ->
%%% tests %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
basic_test() ->
- ?line setup([call]),
+ setup([call]),
NumMatches = erlang:trace_pattern({?MODULE,'_','_'},[],[local]),
NumMatches = erlang:trace_pattern({?MODULE,'_','_'},[],[local]),
- ?line erlang:trace_pattern({?MODULE,slave,'_'},false,[local]),
- ?line [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
- ?line ?CT(?MODULE,exported_wrap,[1]),
- ?line ?CT(?MODULE,exported,[1]),
- ?line ?CT(?MODULE,local,[1]),
- ?line ?CT(?MODULE,local2,[1]),
- ?line ?CT(?MODULE,local_tail,[1]),
- ?line erlang:trace_pattern({?MODULE,'_','_'},[],[]),
- ?line erlang:trace_pattern({?MODULE,slave,'_'},false,[local]),
- ?line [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
- ?line ?CT(?MODULE,exported_wrap,[1]),
- ?line [1,1,1,1] = lambda_slave(fun() ->
- exported_wrap(1)
- end),
- ?line ?NM,
- ?line erlang:trace_pattern({?MODULE,'_','_'},[],[local]),
- ?line erlang:trace_pattern({?MODULE,slave,'_'},false,[local]),
- ?line [1,1,1,1] = lambda_slave(fun() ->
- exported_wrap(1)
- end),
- ?line ?CT(?MODULE,_,_), %% The fun
- ?line ?CT(?MODULE,exported_wrap,[1]),
- ?line ?CT(?MODULE,exported,[1]),
- ?line ?CT(?MODULE,local,[1]),
- ?line ?CT(?MODULE,local2,[1]),
- ?line ?CT(?MODULE,local_tail,[1]),
- ?line erlang:trace_pattern({?MODULE,'_','_'},false,[local]),
- ?line shutdown(),
- ?line ?NM,
+ erlang:trace_pattern({?MODULE,slave,'_'},false,[local]),
+ [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
+ ?CT(?MODULE,exported_wrap,[1]),
+ ?CT(?MODULE,exported,[1]),
+ ?CT(?MODULE,local,[1]),
+ ?CT(?MODULE,local2,[1]),
+ ?CT(?MODULE,local_tail,[1]),
+ erlang:trace_pattern({?MODULE,'_','_'},[],[]),
+ erlang:trace_pattern({?MODULE,slave,'_'},false,[local]),
+ [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
+ ?CT(?MODULE,exported_wrap,[1]),
+ [1,1,1,1] = lambda_slave(fun() ->
+ exported_wrap(1)
+ end),
+ ?NM,
+ erlang:trace_pattern({?MODULE,'_','_'},[],[local]),
+ erlang:trace_pattern({?MODULE,slave,'_'},false,[local]),
+ [1,1,1,1] = lambda_slave(fun() ->
+ exported_wrap(1)
+ end),
+ ?CT(?MODULE,_,_), %% The fun
+ ?CT(?MODULE,exported_wrap,[1]),
+ ?CT(?MODULE,exported,[1]),
+ ?CT(?MODULE,local,[1]),
+ ?CT(?MODULE,local2,[1]),
+ ?CT(?MODULE,local_tail,[1]),
+ erlang:trace_pattern({?MODULE,'_','_'},false,[local]),
+ shutdown(),
+ ?NM,
ok.
%% OTP-7399.
bit_syntax_test() ->
- ?line setup([call]),
- ?line erlang:trace_pattern({?MODULE,'_','_'},[],[local]),
- ?line erlang:trace_pattern({?MODULE,slave,'_'},false,[local]),
-
- ?line lambda_slave(fun() ->
- 6 = bs_sum_a(<<1,2,3>>, 0),
- 10 = bs_sum_b(0, <<1,2,3,4>>),
- 26 = bs_sum_c(<<3:4,5:4,7:4,11:4>>, 0)
- end),
- ?line ?CT(?MODULE,_,[]), %Ignore call to the fun.
-
- ?line ?CT(?MODULE,bs_sum_a,[<<1,2,3>>,0]),
- ?line ?CT(?MODULE,bs_sum_a,[<<2,3>>,1]),
- ?line ?CT(?MODULE,bs_sum_a,[<<3>>,3]),
- ?line ?CT(?MODULE,bs_sum_a,[<<>>,6]),
-
- ?line ?CT(?MODULE,bs_sum_b,[0,<<1,2,3,4>>]),
- ?line ?CT(?MODULE,bs_sum_b,[1,<<2,3,4>>]),
- ?line ?CT(?MODULE,bs_sum_b,[3,<<3,4>>]),
- ?line ?CT(?MODULE,bs_sum_b,[6,<<4>>]),
- ?line ?CT(?MODULE,bs_sum_b,[10,<<>>]),
-
- ?line ?CT(?MODULE,bs_sum_c,[<<3:4,5:4,7:4,11:4>>, 0]),
- ?line ?CT(?MODULE,bs_sum_c,[<<5:4,7:4,11:4>>, 3]),
- ?line ?CT(?MODULE,bs_sum_c,[<<7:4,11:4>>, 8]),
- ?line ?CT(?MODULE,bs_sum_c,[<<11:4>>, 15]),
- ?line ?CT(?MODULE,bs_sum_c,[<<>>, 26]),
-
- ?line erlang:trace_pattern({?MODULE,'_','_'},false,[local]),
- ?line shutdown(),
- ?line ?NM,
+ setup([call]),
+ erlang:trace_pattern({?MODULE,'_','_'},[],[local]),
+ erlang:trace_pattern({?MODULE,slave,'_'},false,[local]),
+
+ lambda_slave(fun() ->
+ 6 = bs_sum_a(<<1,2,3>>, 0),
+ 10 = bs_sum_b(0, <<1,2,3,4>>),
+ 26 = bs_sum_c(<<3:4,5:4,7:4,11:4>>, 0)
+ end),
+ ?CT(?MODULE,_,[]), %Ignore call to the fun.
+
+ ?CT(?MODULE,bs_sum_a,[<<1,2,3>>,0]),
+ ?CT(?MODULE,bs_sum_a,[<<2,3>>,1]),
+ ?CT(?MODULE,bs_sum_a,[<<3>>,3]),
+ ?CT(?MODULE,bs_sum_a,[<<>>,6]),
+
+ ?CT(?MODULE,bs_sum_b,[0,<<1,2,3,4>>]),
+ ?CT(?MODULE,bs_sum_b,[1,<<2,3,4>>]),
+ ?CT(?MODULE,bs_sum_b,[3,<<3,4>>]),
+ ?CT(?MODULE,bs_sum_b,[6,<<4>>]),
+ ?CT(?MODULE,bs_sum_b,[10,<<>>]),
+
+ ?CT(?MODULE,bs_sum_c,[<<3:4,5:4,7:4,11:4>>, 0]),
+ ?CT(?MODULE,bs_sum_c,[<<5:4,7:4,11:4>>, 3]),
+ ?CT(?MODULE,bs_sum_c,[<<7:4,11:4>>, 8]),
+ ?CT(?MODULE,bs_sum_c,[<<11:4>>, 15]),
+ ?CT(?MODULE,bs_sum_c,[<<>>, 26]),
+
+ erlang:trace_pattern({?MODULE,'_','_'},false,[local]),
+ shutdown(),
+ ?NM,
ok.
@@ -442,149 +376,157 @@ bs_sum_c(<<H:4,T/bits>>, Acc) -> bs_sum_c(T, H+Acc);
bs_sum_c(<<>>, Acc) -> Acc.
return_test() ->
- ?line setup([call]),
- ?line erlang:trace_pattern({?MODULE,'_','_'},[{'_',[],[{return_trace}]}],
- [local]),
- ?line erlang:trace_pattern({erlang,hash,'_'},[{'_',[],[{return_trace}]}],
- [local]),
- ?line erlang:trace_pattern({?MODULE,slave,'_'},false,[local]),
- ?line [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
- ?line ?CT(?MODULE,exported_wrap,[1]),
- ?line ?CT(?MODULE,exported,[1]),
- ?line ?CT(?MODULE,local,[1]),
- ?line ?CT(?MODULE,local2,[1]),
- ?line ?CT(?MODULE,local_tail,[1]),
- ?line ?CT(erlang,hash,[1,1]),
- ?line ?RF(erlang,hash,2,1),
- ?line ?RF(?MODULE,local_tail,1,[1,1]),
- ?line ?RF(?MODULE,local2,1,[1,1]),
- ?line ?RF(?MODULE,local,1,[1,1,1]),
- ?line ?RF(?MODULE,exported,1,[1,1,1,1]),
- ?line ?RF(?MODULE,exported_wrap,1,[1,1,1,1]),
- ?line shutdown(),
- ?line setup([call,return_to]),
- ?line erlang:trace_pattern({?MODULE,'_','_'},[],
- [local]),
- ?line erlang:trace_pattern({erlang,hash,'_'},[],
- [local]),
- ?line erlang:trace_pattern({?MODULE,slave,'_'},false,[local]),
- ?line [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
- ?line ?CT(?MODULE,exported_wrap,[1]),
- ?line ?CT(?MODULE,exported,[1]),
- ?line ?CT(?MODULE,local,[1]),
- ?line ?CT(?MODULE,local2,[1]),
- ?line ?CT(?MODULE,local_tail,[1]),
- ?line ?CT(erlang,hash,[1,1]),
- ?line ?RT(?MODULE,local_tail,1),
- ?line ?RT(?MODULE,local,1),
- ?line ?RT(?MODULE,exported,1),
- ?line ?RT(?MODULE,slave,2),
- ?line shutdown(),
- ?line setup([call,return_to]),
- ?line erlang:trace_pattern({?MODULE,'_','_'},[{'_',[],[{return_trace}]}],
- [local]),
- ?line erlang:trace_pattern({erlang,hash,'_'},[{'_',[],[{return_trace}]}],
- [local]),
- ?line erlang:trace_pattern({?MODULE,slave,'_'},false,[local]),
- ?line [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
- ?line ?CT(?MODULE,exported_wrap,[1]),
- ?line ?CT(?MODULE,exported,[1]),
- ?line ?CT(?MODULE,local,[1]),
- ?line ?CT(?MODULE,local2,[1]),
- ?line ?CT(?MODULE,local_tail,[1]),
- ?line ?CT(erlang,hash,[1,1]),
- ?line ?RF(erlang,hash,2,1),
- ?line ?RT(?MODULE,local_tail,1),
- ?line ?RF(?MODULE,local_tail,1,[1,1]),
- ?line ?RF(?MODULE,local2,1,[1,1]),
- ?line ?RT(?MODULE,local,1),
- ?line ?RF(?MODULE,local,1,[1,1,1]),
- ?line ?RT(?MODULE,exported,1),
- ?line ?RF(?MODULE,exported,1,[1,1,1,1]),
- ?line ?RF(?MODULE,exported_wrap,1,[1,1,1,1]),
- ?line ?RT(?MODULE,slave,2),
- ?line shutdown(),
- ?line ?NM,
+ setup([call]),
+ erlang:trace_pattern({?MODULE,'_','_'},[{'_',[],[{return_trace}]}],
+ [local]),
+ erlang:trace_pattern({erlang,hash,'_'},[{'_',[],[{return_trace}]}],
+ [local]),
+ erlang:trace_pattern({?MODULE,slave,'_'},false,[local]),
+ [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
+ ?CT(?MODULE,exported_wrap,[1]),
+ ?CT(?MODULE,exported,[1]),
+ ?CT(?MODULE,local,[1]),
+ ?CT(?MODULE,local2,[1]),
+ ?CT(?MODULE,local_tail,[1]),
+ ?CT(erlang,hash,[1,1]),
+ ?RF(erlang,hash,2,1),
+ ?RF(?MODULE,local_tail,1,[1,1]),
+ ?RF(?MODULE,local2,1,[1,1]),
+ ?RF(?MODULE,local,1,[1,1,1]),
+ ?RF(?MODULE,exported,1,[1,1,1,1]),
+ ?RF(?MODULE,exported_wrap,1,[1,1,1,1]),
+ shutdown(),
+ setup([call,return_to]),
+ erlang:trace_pattern({?MODULE,'_','_'},[],
+ [local]),
+ erlang:trace_pattern({erlang,hash,'_'},[],
+ [local]),
+ erlang:trace_pattern({?MODULE,slave,'_'},false,[local]),
+ [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
+ ?CT(?MODULE,exported_wrap,[1]),
+ ?CT(?MODULE,exported,[1]),
+ ?CT(?MODULE,local,[1]),
+ ?CT(?MODULE,local2,[1]),
+ ?CT(?MODULE,local_tail,[1]),
+ ?CT(erlang,hash,[1,1]),
+ ?RT(?MODULE,local_tail,1),
+ ?RT(?MODULE,local,1),
+ ?RT(?MODULE,exported,1),
+ ?RT(?MODULE,slave,2),
+ shutdown(),
+ setup([call,return_to]),
+ erlang:trace_pattern({?MODULE,'_','_'},[{'_',[],[{return_trace}]}],
+ [local]),
+ erlang:trace_pattern({erlang,hash,'_'},[{'_',[],[{return_trace}]}],
+ [local]),
+ erlang:trace_pattern({?MODULE,slave,'_'},false,[local]),
+ [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
+ ?CT(?MODULE,exported_wrap,[1]),
+ ?CT(?MODULE,exported,[1]),
+ ?CT(?MODULE,local,[1]),
+ ?CT(?MODULE,local2,[1]),
+ ?CT(?MODULE,local_tail,[1]),
+ ?CT(erlang,hash,[1,1]),
+ ?RF(erlang,hash,2,1),
+ ?RT(?MODULE,local_tail,1),
+ ?RF(?MODULE,local_tail,1,[1,1]),
+ ?RF(?MODULE,local2,1,[1,1]),
+ ?RT(?MODULE,local,1),
+ ?RF(?MODULE,local,1,[1,1,1]),
+ ?RT(?MODULE,exported,1),
+ ?RF(?MODULE,exported,1,[1,1,1,1]),
+ ?RF(?MODULE,exported_wrap,1,[1,1,1,1]),
+ ?RT(?MODULE,slave,2),
+ shutdown(),
+ ?NM,
+
+ %% Test a regression where turning off return_to tracing
+ %% on yourself would cause a segfault.
+ Pid = setup([call,return_to]),
+ erlang:trace_pattern({'_','_','_'},[],[local]),
+ apply_slave(erlang,trace,[Pid, false, [all]]),
+ shutdown(),
+
ok.
on_and_off_test() ->
- ?line Pid = setup([call]),
- ?line 1 = erlang:trace_pattern({?MODULE,local_tail,1},[],[local]),
- ?line erlang:trace_pattern({?MODULE,slave,'_'},false,[local]),
- ?line LocalTail = fun() ->
- local_tail(1)
- end,
- ?line [1,1] = lambda_slave(LocalTail),
- ?line ?CT(?MODULE,local_tail,[1]),
- ?line erlang:trace(Pid,true,[return_to]),
- ?line [1,1] = lambda_slave(LocalTail),
- ?line ?CT(?MODULE,local_tail,[1]),
- ?line ?RT(?MODULE,_,_),
- ?line 0 = erlang:trace_pattern({?MODULE,local_tail,1},[],[global]),
- ?line [1,1] = lambda_slave(LocalTail),
- ?line ?NM,
- ?line 1 = erlang:trace_pattern({?MODULE,exported_wrap,1},[],[global]),
- ?line [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
- ?line ?CT(?MODULE,exported_wrap,[1]),
- ?line 1 = erlang:trace_pattern({?MODULE,exported_wrap,1},[],[local]),
- ?line [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
- ?line ?CT(?MODULE,exported_wrap,[1]),
- ?line ?RT(?MODULE,slave,2),
- ?line 1 = erlang:trace_pattern({erlang,hash,2},[],[local]),
- ?line [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
- ?line ?CT(?MODULE,exported_wrap,[1]),
- ?line ?CT(erlang,hash,[1,1]),
- ?line ?RT(?MODULE,local_tail,1),
- ?line ?RT(?MODULE,slave,2),
- ?line erlang:trace(Pid,true,[timestamp]),
- ?line [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
- ?line ?CTT(?MODULE,exported_wrap,[1]),
- ?line ?CTT(erlang,hash,[1,1]),
- ?line ?RTT(?MODULE,local_tail,1),
- ?line ?RTT(?MODULE,slave,2),
- ?line erlang:trace(Pid,false,[return_to,timestamp]),
- ?line [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
- ?line ?CT(?MODULE,exported_wrap,[1]),
- ?line ?CT(erlang,hash,[1,1]),
- ?line erlang:trace(Pid,true,[return_to]),
- ?line 1 = erlang:trace_pattern({erlang,hash,2},[],[]),
- ?line [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
- ?line ?CT(?MODULE,exported_wrap,[1]),
- ?line ?CT(erlang,hash,[1,1]),
- ?line ?RT(?MODULE,slave,2),
- ?line 1 = erlang:trace_pattern({?MODULE,exported_wrap,1},[],[]),
- ?line [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
- ?line ?CT(?MODULE,exported_wrap,[1]),
- ?line ?CT(erlang,hash,[1,1]),
- ?line shutdown(),
- ?line erlang:trace_pattern({'_','_','_'},false,[local]),
- ?line N = erlang:trace_pattern({erlang,'_','_'},true,[local]),
- ?line case erlang:trace_pattern({erlang,'_','_'},false,[local]) of
- N ->
- ok;
- Else ->
- exit({number_mismatch, {expected, N}, {got, Else}})
- end,
- ?line case erlang:trace_pattern({erlang,'_','_'},false,[local]) of
- N ->
- ok;
- Else2 ->
- exit({number_mismatch, {expected, N}, {got, Else2}})
- end,
- ?line M = erlang:trace_pattern({erlang,'_','_'},true,[]),
- ?line case erlang:trace_pattern({erlang,'_','_'},false,[]) of
- M ->
- ok;
- Else3 ->
- exit({number_mismatch, {expected, N}, {got, Else3}})
- end,
- ?line case erlang:trace_pattern({erlang,'_','_'},false,[]) of
- M ->
- ok;
- Else4 ->
- exit({number_mismatch, {expected, N}, {got, Else4}})
- end,
- ?line ?NM,
+ Pid = setup([call]),
+ 1 = erlang:trace_pattern({?MODULE,local_tail,1},[],[local]),
+ erlang:trace_pattern({?MODULE,slave,'_'},false,[local]),
+ LocalTail = fun() ->
+ local_tail(1)
+ end,
+ [1,1] = lambda_slave(LocalTail),
+ ?CT(?MODULE,local_tail,[1]),
+ erlang:trace(Pid,true,[return_to]),
+ [1,1] = lambda_slave(LocalTail),
+ ?CT(?MODULE,local_tail,[1]),
+ ?RT(?MODULE,_,_),
+ 0 = erlang:trace_pattern({?MODULE,local_tail,1},[],[global]),
+ [1,1] = lambda_slave(LocalTail),
+ ?NM,
+ 1 = erlang:trace_pattern({?MODULE,exported_wrap,1},[],[global]),
+ [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
+ ?CT(?MODULE,exported_wrap,[1]),
+ 1 = erlang:trace_pattern({?MODULE,exported_wrap,1},[],[local]),
+ [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
+ ?CT(?MODULE,exported_wrap,[1]),
+ ?RT(?MODULE,slave,2),
+ 1 = erlang:trace_pattern({erlang,hash,2},[],[local]),
+ [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
+ ?CT(?MODULE,exported_wrap,[1]),
+ ?CT(erlang,hash,[1,1]),
+ ?RT(?MODULE,local_tail,1),
+ ?RT(?MODULE,slave,2),
+ erlang:trace(Pid,true,[timestamp]),
+ [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
+ ?CTT(?MODULE,exported_wrap,[1]),
+ ?CTT(erlang,hash,[1,1]),
+ ?RTT(?MODULE,local_tail,1),
+ ?RTT(?MODULE,slave,2),
+ erlang:trace(Pid,false,[return_to,timestamp]),
+ [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
+ ?CT(?MODULE,exported_wrap,[1]),
+ ?CT(erlang,hash,[1,1]),
+ erlang:trace(Pid,true,[return_to]),
+ 1 = erlang:trace_pattern({erlang,hash,2},[],[]),
+ [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
+ ?CT(?MODULE,exported_wrap,[1]),
+ ?CT(erlang,hash,[1,1]),
+ ?RT(?MODULE,slave,2),
+ 1 = erlang:trace_pattern({?MODULE,exported_wrap,1},[],[]),
+ [1,1,1,1] = apply_slave(?MODULE,exported_wrap,[1]),
+ ?CT(?MODULE,exported_wrap,[1]),
+ ?CT(erlang,hash,[1,1]),
+ shutdown(),
+ erlang:trace_pattern({'_','_','_'},false,[local]),
+ N = erlang:trace_pattern({erlang,'_','_'},true,[local]),
+ case erlang:trace_pattern({erlang,'_','_'},false,[local]) of
+ N ->
+ ok;
+ Else ->
+ exit({number_mismatch, {expected, N}, {got, Else}})
+ end,
+ case erlang:trace_pattern({erlang,'_','_'},false,[local]) of
+ N ->
+ ok;
+ Else2 ->
+ exit({number_mismatch, {expected, N}, {got, Else2}})
+ end,
+ M = erlang:trace_pattern({erlang,'_','_'},true,[]),
+ case erlang:trace_pattern({erlang,'_','_'},false,[]) of
+ M ->
+ ok;
+ Else3 ->
+ exit({number_mismatch, {expected, N}, {got, Else3}})
+ end,
+ case erlang:trace_pattern({erlang,'_','_'},false,[]) of
+ M ->
+ ok;
+ Else4 ->
+ exit({number_mismatch, {expected, N}, {got, Else4}})
+ end,
+ ?NM,
ok.
systematic_on_off(Config) when is_list(Config) ->
@@ -634,12 +576,12 @@ systematic_on_off_1(Local) ->
verify_trace_info(Global, Local) ->
case erlang:trace_info({?MODULE,exported_wrap,1}, all) of
- {all,false} ->
- false = Global,
- [] = Local;
- {all,Ps} ->
- io:format("~p\n", [Ps]),
- [verify_trace_info(P, Global, Local) || P <- Ps]
+ {all,false} ->
+ false = Global,
+ [] = Local;
+ {all,Ps} ->
+ io:format("~p\n", [Ps]),
+ [verify_trace_info(P, Global, Local) || P <- Ps]
end,
global_call(Global, Local),
local_call(Local),
@@ -651,12 +593,10 @@ verify_trace_info({match_spec,[]}, _, _) -> ok;
verify_trace_info({meta_match_spec,[]}, _, _) -> ok;
verify_trace_info({LocalFlag,Bool}, _, Local) when is_boolean(Bool) ->
try
- Bool = lists:member(LocalFlag, Local)
+ Bool = lists:member(LocalFlag, Local)
catch
- error:_ ->
- io:format("Line ~p: {~p,~p}, false, ~p\n",
- [?LINE,LocalFlag,Bool,Local]),
- ?t:fail()
+ error:_ ->
+ ct:fail("Line ~p: {~p,~p}, false, ~p\n", [?LINE,LocalFlag,Bool,Local])
end;
verify_trace_info({meta,Pid}, false, Local) when is_pid(Pid) ->
true = lists:member(meta, Local);
@@ -668,10 +608,10 @@ verify_trace_info({call_count,_}, false, Local) ->
global_call(Global, Local) ->
apply_slave(?MODULE, exported_wrap, [global_call]),
case Global of
- false ->
- recv_local_call(Local, [global_call]);
- true ->
- ?CT(?MODULE, exported_wrap, [global_call])
+ false ->
+ recv_local_call(Local, [global_call]);
+ true ->
+ ?CT(?MODULE, exported_wrap, [global_call])
end.
local_call(Local) ->
@@ -680,16 +620,16 @@ local_call(Local) ->
recv_local_call(Local, Args) ->
case lists:member(local, Local) of
- false ->
- ok;
- true ->
- ?CT(?MODULE, exported_wrap, Args)
+ false ->
+ ok;
+ true ->
+ ?CT(?MODULE, exported_wrap, Args)
end,
case lists:member(meta, Local) of
- false ->
- ok;
- true ->
- ?CTT(?MODULE, exported_wrap, Args)
+ false ->
+ ok;
+ true ->
+ ?CTT(?MODULE, exported_wrap, Args)
end,
ok.
@@ -698,99 +638,99 @@ combinations([_]=One) ->
combinations([H|T]) ->
Cs = combinations(T),
[[H|C] || C <- Cs] ++ Cs.
-
+
stack_grow_test() ->
- ?line setup([call,return_to]),
- ?line 1 = erlang:trace_pattern({?MODULE,loop,4},
- [{'_',[],[{return_trace}]}],[local]),
- ?line erlang:trace_pattern({?MODULE,slave,'_'},false,[local]),
- ?line Num = 1 bsl 15,
- ?line Fun =
- fun(_F,0) -> ok;
- (F,N) ->
- receive _A ->
- receive _B ->
- receive _C ->
- F(F,N-1)
- end
- end
- end
- end,
- ?line apply_slave_async(?MODULE,loop,[{hej,hopp},[a,b,c],4.5,Num]),
- ?line Fun(Fun,Num + 1),
- ?line ?NM,
+ setup([call,return_to]),
+ 1 = erlang:trace_pattern({?MODULE,loop,4},
+ [{'_',[],[{return_trace}]}],[local]),
+ erlang:trace_pattern({?MODULE,slave,'_'},false,[local]),
+ Num = 1 bsl 15,
+ Fun =
+ fun(_F,0) -> ok;
+ (F,N) ->
+ receive _A ->
+ receive _B ->
+ receive _C ->
+ F(F,N-1)
+ end
+ end
+ end
+ end,
+ apply_slave_async(?MODULE,loop,[{hej,hopp},[a,b,c],4.5,Num]),
+ Fun(Fun,Num + 1),
+ ?NM,
ok.
info_test() ->
- ?line Flags1 = lists:sort([call,return_to]),
- ?line Pid = setup(Flags1),
- ?line Prog = [{['$1'],[{is_integer,'$1'}],[{message, false}]},
- {'_',[],[]}],
- ?line erlang:trace_pattern({?MODULE,exported_wrap,1},Prog,[local]),
- ?line erlang:trace_pattern({?MODULE,slave,'_'},false,[local]),
- ?line Self = self(),
- ?line {flags,L} = erlang:trace_info(Pid,flags),
- ?line case lists:sort(L) of
- Flags1 ->
- ok;
- Wrong1 ->
- exit({bad_result, {erlang,trace_info,[Pid,flags]},
- {expected, Flags1}, {got, Wrong1}})
- end,
- ?line {tracer,Tracer} = erlang:trace_info(Pid,tracer),
- ?line case Tracer of
- Self ->
- ok;
- Wrong2 ->
- exit({bad_result, {erlang,trace_info,[Pid,tracer]},
- {expected, Self}, {got, Wrong2}})
- end,
- ?line {traced,local} = erlang:trace_info({?MODULE,exported_wrap,1},traced),
- ?line {match_spec, MS} =
- erlang:trace_info({?MODULE,exported_wrap,1},match_spec),
- ?line case MS of
- Prog ->
- ok;
- Wrong3 ->
- exit({bad_result, {erlang,trace_info,
- [{?MODULE,exported_wrap,1},
- match_spec]},
- {expected, Prog}, {got, Wrong3}})
- end,
- ?line erlang:garbage_collect(self()),
- ?line receive
- after 1 ->
- ok
- end,
- ?line io:format("~p~n",[MS]),
- ?line {match_spec,MS2} =
- erlang:trace_info({?MODULE,exported_wrap,1},match_spec),
- ?line io:format("~p~n",[MS2]),
- ?line erlang:trace_pattern({?MODULE,exported_wrap,1},[],[]),
- ?line {traced,global} =
- erlang:trace_info({?MODULE,exported_wrap,1},traced),
- ?line {match_spec,[]} =
- erlang:trace_info({?MODULE,exported_wrap,1},match_spec),
- ?line {traced,undefined} =
- erlang:trace_info({?MODULE,exported_wrap,2},traced),
- ?line {match_spec,undefined} =
- erlang:trace_info({?MODULE,exported_wrap,2},match_spec),
- ?line {traced,false} = erlang:trace_info({?MODULE,exported,1},traced),
- ?line {match_spec,false} =
- erlang:trace_info({?MODULE,exported,1},match_spec),
- ?line shutdown(),
+ Flags1 = lists:sort([call,return_to]),
+ Pid = setup(Flags1),
+ Prog = [{['$1'],[{is_integer,'$1'}],[{message, false}]},
+ {'_',[],[]}],
+ erlang:trace_pattern({?MODULE,exported_wrap,1},Prog,[local]),
+ erlang:trace_pattern({?MODULE,slave,'_'},false,[local]),
+ Self = self(),
+ {flags,L} = erlang:trace_info(Pid,flags),
+ case lists:sort(L) of
+ Flags1 ->
+ ok;
+ Wrong1 ->
+ exit({bad_result, {erlang,trace_info,[Pid,flags]},
+ {expected, Flags1}, {got, Wrong1}})
+ end,
+ {tracer,Tracer} = erlang:trace_info(Pid,tracer),
+ case Tracer of
+ Self ->
+ ok;
+ Wrong2 ->
+ exit({bad_result, {erlang,trace_info,[Pid,tracer]},
+ {expected, Self}, {got, Wrong2}})
+ end,
+ {traced,local} = erlang:trace_info({?MODULE,exported_wrap,1},traced),
+ {match_spec, MS} =
+ erlang:trace_info({?MODULE,exported_wrap,1},match_spec),
+ case MS of
+ Prog ->
+ ok;
+ Wrong3 ->
+ exit({bad_result, {erlang,trace_info,
+ [{?MODULE,exported_wrap,1},
+ match_spec]},
+ {expected, Prog}, {got, Wrong3}})
+ end,
+ erlang:garbage_collect(self()),
+ receive
+ after 1 ->
+ ok
+ end,
+ io:format("~p~n",[MS]),
+ {match_spec,MS2} =
+ erlang:trace_info({?MODULE,exported_wrap,1},match_spec),
+ io:format("~p~n",[MS2]),
+ erlang:trace_pattern({?MODULE,exported_wrap,1},[],[]),
+ {traced,global} =
+ erlang:trace_info({?MODULE,exported_wrap,1},traced),
+ {match_spec,[]} =
+ erlang:trace_info({?MODULE,exported_wrap,1},match_spec),
+ {traced,undefined} =
+ erlang:trace_info({?MODULE,exported_wrap,2},traced),
+ {match_spec,undefined} =
+ erlang:trace_info({?MODULE,exported_wrap,2},match_spec),
+ {traced,false} = erlang:trace_info({?MODULE,exported,1},traced),
+ {match_spec,false} =
+ erlang:trace_info({?MODULE,exported,1},match_spec),
+ shutdown(),
ok.
delete_test(Config) ->
- ?line Priv = ?config(priv_dir, Config),
- ?line Data = ?config(data_dir, Config),
- ?line File = filename:join(Data, "trace_local_dummy"),
- ?line {ok,trace_local_dummy} = c:c(File, [{outdir,Priv}]),
- ?line code:purge(trace_local_dummy),
- ?line code:delete(trace_local_dummy),
- ?line 0 = erlang:trace_pattern({trace_local_dummy,'_','_'},true,[local]),
- ?line ?NM,
+ Priv = proplists:get_value(priv_dir, Config),
+ Data = proplists:get_value(data_dir, Config),
+ File = filename:join(Data, "trace_local_dummy"),
+ {ok,trace_local_dummy} = c:c(File, [{outdir,Priv}]),
+ code:purge(trace_local_dummy),
+ code:delete(trace_local_dummy),
+ 0 = erlang:trace_pattern({trace_local_dummy,'_','_'},true,[local]),
+ ?NM,
ok.
@@ -798,34 +738,34 @@ delete_test(Config) ->
%%% exception_test %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
exception_test(Opts) ->
- ?line {ProcFlags,PatFlags} =
- case proplists:get_bool(meta, Opts) of
- true -> {[timestamp],[meta]};
- false -> {[call,return_to,timestamp],[local]}
- end,
- ?line case proplists:get_bool(nocatch, Opts) of
- false ->
- ?line Exceptions = exceptions(),
- ?line exception_test_setup(ProcFlags, PatFlags),
- ?line lists:foreach(
- fun ({Func,Args}) ->
- ?line exception_test(Opts, Func, Args)
- end,
- Exceptions),
- ?line shutdown();
- true ->
- ?line Exceptions = exceptions(),
- ?line lists:foreach(
- fun ({Func,Args}) ->
- ?line exception_test_setup(
- [procs|ProcFlags],
- PatFlags),
- ?line exception_test(Opts, Func, Args),
- ?line shutdown()
- end,
- Exceptions)
- end,
- ?line ok.
+ {ProcFlags,PatFlags} =
+ case proplists:get_bool(meta, Opts) of
+ true -> {[timestamp],[meta]};
+ false -> {[call,return_to,timestamp],[local]}
+ end,
+ case proplists:get_bool(nocatch, Opts) of
+ false ->
+ Exceptions = exceptions(),
+ exception_test_setup(ProcFlags, PatFlags),
+ lists:foreach(
+ fun ({Func,Args}) ->
+ exception_test(Opts, Func, Args)
+ end,
+ Exceptions),
+ shutdown();
+ true ->
+ Exceptions = exceptions(),
+ lists:foreach(
+ fun ({Func,Args}) ->
+ exception_test_setup(
+ [procs|ProcFlags],
+ PatFlags),
+ exception_test(Opts, Func, Args),
+ shutdown()
+ end,
+ Exceptions)
+ end,
+ ok.
exceptions() ->
Ref = make_ref(),
@@ -848,65 +788,65 @@ exceptions() ->
{{?MODULE,lists_reverse}, [LL,[]]}].
exception_test_setup(ProcFlags, PatFlags) ->
- ?line Pid = setup(ProcFlags),
- ?line io:format("=== exception_test_setup(~p, ~p): ~p~n",
- [ProcFlags,PatFlags,Pid]),
- ?line Mprog = [{'_',[],[{exception_trace}]}],
- ?line erlang:trace_pattern({?MODULE,'_','_'}, Mprog, PatFlags),
- ?line erlang:trace_pattern({?MODULE,slave,'_'},false,PatFlags),
- ?line [1,1,1,1,1] =
- [erlang:trace_pattern({erlang,F,A}, Mprog, PatFlags)
- || {F,A} <- [{exit,1},{error,1},{error,2},{throw,1},{'++',2}]],
- ?line 1 = erlang:trace_pattern({lists,reverse,2}, Mprog, PatFlags),
- ?line ok.
+ Pid = setup(ProcFlags),
+ io:format("=== exception_test_setup(~p, ~p): ~p~n",
+ [ProcFlags,PatFlags,Pid]),
+ Mprog = [{'_',[],[{exception_trace}]}],
+ erlang:trace_pattern({?MODULE,'_','_'}, Mprog, PatFlags),
+ erlang:trace_pattern({?MODULE,slave,'_'},false,PatFlags),
+ [1,1,1,1,1] =
+ [erlang:trace_pattern({erlang,F,A}, Mprog, PatFlags)
+ || {F,A} <- [{exit,1},{error,1},{error,2},{throw,1},{'++',2}]],
+ 1 = erlang:trace_pattern({lists,reverse,2}, Mprog, PatFlags),
+ ok.
-record(exc_opts, {nocatch=false, meta=false}).
exception_test(Opts, Func0, Args0) ->
- ?line io:format("=== exception_test(~p, ~p, ~p)~n",
- [Opts,Func0,abbr(Args0)]),
- ?line Apply = proplists:get_bool(apply, Opts),
- ?line Function = proplists:get_bool(function, Opts),
- ?line Nocatch = proplists:get_bool(nocatch, Opts),
- ?line Meta = proplists:get_bool(meta, Opts),
- ?line ExcOpts = #exc_opts{nocatch=Nocatch,meta=Meta},
-
+ io:format("=== exception_test(~p, ~p, ~p)~n",
+ [Opts,Func0,abbr(Args0)]),
+ Apply = proplists:get_bool(apply, Opts),
+ Function = proplists:get_bool(function, Opts),
+ Nocatch = proplists:get_bool(nocatch, Opts),
+ Meta = proplists:get_bool(meta, Opts),
+ ExcOpts = #exc_opts{nocatch=Nocatch,meta=Meta},
+
%% Func0 and Args0 are for the innermost call, now we will
%% wrap them in wrappers...
- ?line {Func1,Args1} =
- case Function of
- true -> {fun exc/2,[Func0,Args0]};
- false -> {Func0,Args0}
- end,
-
- ?line {Func,Args} =
- case Apply of
- true -> {{erlang,apply},[Func1,Args1]};
- false -> {Func1,Args1}
- end,
-
- ?line R1 = exc_slave(ExcOpts, Func, Args),
- ?line Stack2 = [{?MODULE,exc_top,3,[]},{?MODULE,slave,2,[]}],
- ?line Stack3 = [{?MODULE,exc,2,[]}|Stack2],
- ?line Rs =
- case x_exc_top(ExcOpts, Func, Args) of % Emulation
- {crash,{Reason,Stack}}=R when is_list(Stack) ->
- [R,
- {crash,{Reason,Stack++Stack2}},
- {crash,{Reason,Stack++Stack3}}];
- R ->
- [R]
- end,
- ?line exception_validate(R1, Rs),
- ?line case R1 of
- {crash,Crash} ->
- ?line expect({trace_ts,exit,Crash});
- _ when not Meta ->
- ?line expect({rtt,{?MODULE,slave,2}});
- _ ->
- ok
- end,
- ?line expect({nm}).
+ {Func1,Args1} =
+ case Function of
+ true -> {fun exc/2,[Func0,Args0]};
+ false -> {Func0,Args0}
+ end,
+
+ {Func,Args} =
+ case Apply of
+ true -> {{erlang,apply},[Func1,Args1]};
+ false -> {Func1,Args1}
+ end,
+
+ R1 = exc_slave(ExcOpts, Func, Args),
+ Stack2 = [{?MODULE,exc_top,3,[]},{?MODULE,slave,2,[]}],
+ Stack3 = [{?MODULE,exc,2,[]}|Stack2],
+ Rs =
+ case x_exc_top(ExcOpts, Func, Args) of % Emulation
+ {crash,{Reason,Stack}}=R when is_list(Stack) ->
+ [R,
+ {crash,{Reason,Stack++Stack2}},
+ {crash,{Reason,Stack++Stack3}}];
+ R ->
+ [R]
+ end,
+ exception_validate(R1, Rs),
+ case R1 of
+ {crash,Crash} ->
+ expect({trace_ts,exit,Crash});
+ _ when not Meta ->
+ expect({rtt,{?MODULE,slave,2}});
+ _ ->
+ ok
+ end,
+ expect({nm}).
exception_validate(R0, Rs0) ->
R = clean_location(R0),
@@ -915,16 +855,16 @@ exception_validate(R0, Rs0) ->
exception_validate_1(R1, [R2|Rs]) ->
case [R1|R2] of
- [R|R] ->
- ok;
- [{crash,{badarg,[{lists,reverse,[L1a,L1b],_}|T]}}|
- {crash,{badarg,[{lists,reverse,[L2a,L2b],_}|T]}}] ->
- same({crash,{badarg,[{lists,reverse,
- [lists:reverse(L1b, L1a),[]],[]}|T]}},
- {crash,{badarg,[{lists,reverse,
- [lists:reverse(L2b, L2a),[]],[]}|T]}});
- _ when is_list(Rs), Rs =/= [] ->
- exception_validate(R1, Rs)
+ [R|R] ->
+ ok;
+ [{crash,{badarg,[{lists,reverse,[L1a,L1b],_}|T]}}|
+ {crash,{badarg,[{lists,reverse,[L2a,L2b],_}|T]}}] ->
+ same({crash,{badarg,[{lists,reverse,
+ [lists:reverse(L1b, L1a),[]],[]}|T]}},
+ {crash,{badarg,[{lists,reverse,
+ [lists:reverse(L2b, L2a),[]],[]}|T]}});
+ _ when is_list(Rs), Rs =/= [] ->
+ exception_validate(R1, Rs)
end.
clean_location({crash,{Reason,Stk0}}) ->
@@ -942,20 +882,20 @@ concurrency(_Config) ->
%% if an aligned word-sized write is not atomic.
Ps0 = [spawn_monitor(fun() -> infinite_loop() end) ||
- _ <- lists:seq(1, 2*N)],
+ _ <- lists:seq(1, 2*N)],
OnAndOff = fun() -> concurrency_on_and_off() end,
Ps1 = [spawn_monitor(OnAndOff)|Ps0],
- ?t:sleep(1000),
+ timer:sleep(1000),
%% Now spawn off N more processes that turn on off and off
%% a local trace pattern.
Ps = [spawn_monitor(OnAndOff) || _ <- lists:seq(1, N)] ++ Ps1,
- ?t:sleep(1000),
+ timer:sleep(1000),
%% Clean up.
[exit(Pid, kill) || {Pid,_} <- Ps],
[receive
- {'DOWN',Ref,process,Pid,killed} -> ok
+ {'DOWN',Ref,process,Pid,killed} -> ok
end || {Pid,Ref} <- Ps],
erlang:trace_pattern({?MODULE,infinite_loop,0}, false, [local]),
ok.
@@ -999,16 +939,16 @@ local_tail(Val) ->
exc_top(ExcOpts, Func, Args) ->
case ExcOpts#exc_opts.nocatch of
- false ->
- try exc_jump(Func, Args) of
- Value ->
- {value,Value}
- catch
- Class:Reason ->
- {Class,Reason}
- end;
- true ->
- {value,exc_jump(Func, Args)}
+ false ->
+ try exc_jump(Func, Args) of
+ Value ->
+ {value,Value}
+ catch
+ Class:Reason ->
+ {Class,Reason}
+ end;
+ true ->
+ {value,exc_jump(Func, Args)}
end.
%% x_* functions emulate the non-x_* ones.
@@ -1017,42 +957,42 @@ exc_top(ExcOpts, Func, Args) ->
%% The only possible place for exception
%% is below exc/2.
x_exc_top(ExcOpts, Func, Args) ->
- ?line Rtt = not ExcOpts#exc_opts.meta,
- ?line expect({ctt,{?MODULE,exc_top},[ExcOpts,Func,Args]}),
- ?line case x_exc_jump(ExcOpts, Func, Args) of
- Result when not ExcOpts#exc_opts.nocatch ->
- ?line expect([Rtt,{rtt,{?MODULE,exc_top,3}},
- ?LINE,{rft,{?MODULE,exc_top,3},Result}]),
- ?line Result;
- {value,_}=Result ->
-
- ?line expect([Rtt,{rtt,{?MODULE,exc_top,3}},
- ?LINE,{rft,{?MODULE,exc_top,3},Result}]),
- ?line Result;
- {exit,Reason}=CR ->
- ?line expect({eft,{?MODULE,exc_top,3},CR}),
- ?line {crash,Reason};
- {error,Reason}=CR ->
- ?line expect({eft,{?MODULE,exc_top,3},CR}),
- ?line {crash,{Reason,x_exc_stacktrace()}};
- CR ->
- ?line expect({eft,{?MODULE,exc_top,3},CR}),
- ?line {crash,CR}
- end.
+ Rtt = not ExcOpts#exc_opts.meta,
+ expect({ctt,{?MODULE,exc_top},[ExcOpts,Func,Args]}),
+ case x_exc_jump(ExcOpts, Func, Args) of
+ Result when not ExcOpts#exc_opts.nocatch ->
+ expect([Rtt,{rtt,{?MODULE,exc_top,3}},
+ ?LINE,{rft,{?MODULE,exc_top,3},Result}]),
+ Result;
+ {value,_}=Result ->
+
+ expect([Rtt,{rtt,{?MODULE,exc_top,3}},
+ ?LINE,{rft,{?MODULE,exc_top,3},Result}]),
+ Result;
+ {exit,Reason}=CR ->
+ expect({eft,{?MODULE,exc_top,3},CR}),
+ {crash,Reason};
+ {error,Reason}=CR ->
+ expect({eft,{?MODULE,exc_top,3},CR}),
+ {crash,{Reason,x_exc_stacktrace()}};
+ CR ->
+ expect({eft,{?MODULE,exc_top,3},CR}),
+ {crash,CR}
+ end.
exc_jump(Func, Args) ->
exc(Func, Args, jump).
x_exc_jump(ExcOpts, Func, Args) ->
- ?line expect({ctt,{?MODULE,exc_jump},[Func,Args]}),
- ?line case x_exc(ExcOpts, Func, Args, jump) of
- {value,Value}=Result ->
- ?line expect({rft,{?MODULE,exc_jump,2},Value}),
- ?line Result;
- CR ->
- ?line expect({eft,{?MODULE,exc_jump,2},CR}),
- ?line CR
- end.
+ expect({ctt,{?MODULE,exc_jump},[Func,Args]}),
+ case x_exc(ExcOpts, Func, Args, jump) of
+ {value,Value}=Result ->
+ expect({rft,{?MODULE,exc_jump,2},Value}),
+ Result;
+ CR ->
+ expect({eft,{?MODULE,exc_jump,2},CR}),
+ CR
+ end.
exc(Func, Args, jump) ->
exc(Func, Args, do);
@@ -1060,25 +1000,25 @@ exc(Func, Args, do) ->
exc(Func, Args).
x_exc(ExcOpts, Func, Args, jump) ->
- ?line expect({ctt,{?MODULE,exc},[Func,Args,jump]}),
- ?line case x_exc(ExcOpts, Func, Args, do) of
- {value,Value}=Result ->
- ?line expect({rft,{?MODULE,exc,3},Value}),
- ?line Result;
- CR ->
- ?line expect({eft,{?MODULE,exc,3},CR}),
- ?line CR
- end;
+ expect({ctt,{?MODULE,exc},[Func,Args,jump]}),
+ case x_exc(ExcOpts, Func, Args, do) of
+ {value,Value}=Result ->
+ expect({rft,{?MODULE,exc,3},Value}),
+ Result;
+ CR ->
+ expect({eft,{?MODULE,exc,3},CR}),
+ CR
+ end;
x_exc(ExcOpts, Func, Args, do) ->
- ?line expect({ctt,{?MODULE,exc},[Func,Args,do]}),
- ?line case x_exc(ExcOpts, Func, Args) of
- {value,Value}=Result ->
- ?line expect({rft,{?MODULE,exc,3},Value}),
- ?line Result;
- CR ->
- ?line expect({eft,{?MODULE,exc,3},CR}),
- ?line CR
- end.
+ expect({ctt,{?MODULE,exc},[Func,Args,do]}),
+ case x_exc(ExcOpts, Func, Args) of
+ {value,Value}=Result ->
+ expect({rft,{?MODULE,exc,3},Value}),
+ Result;
+ CR ->
+ expect({eft,{?MODULE,exc,3},CR}),
+ CR
+ end.
exc({erlang,apply}, [{M,F},A]) ->
erlang:apply(M, F, id(A));
@@ -1108,114 +1048,114 @@ exc(Func, [A,B]) when is_function(Func, 2) ->
Func(A, id(B)).
x_exc(ExcOpts, {erlang,apply}=Func0, [{_,_}=Func,Args]=Args0) ->
- ?line expect({ctt,{?MODULE,exc},[Func0,Args0]}),
- ?line x_exc_body(ExcOpts, Func, Args, true);
+ expect({ctt,{?MODULE,exc},[Func0,Args0]}),
+ x_exc_body(ExcOpts, Func, Args, true);
x_exc(ExcOpts, {erlang,apply}=Func0, [Func,Args]=Args0)
when is_function(Func, 2)->
- ?line expect({ctt,{?MODULE,exc},[Func0,Args0]}),
- ?line x_exc_func(ExcOpts, Func, Args, Args);
+ expect({ctt,{?MODULE,exc},[Func0,Args0]}),
+ x_exc_func(ExcOpts, Func, Args, Args);
x_exc(ExcOpts, {_,_}=Func, Args) ->
- ?line expect({ctt,{?MODULE,exc},[Func,Args]}),
- ?line x_exc_body(ExcOpts, Func, Args, false);
+ expect({ctt,{?MODULE,exc},[Func,Args]}),
+ x_exc_body(ExcOpts, Func, Args, false);
x_exc(ExcOpts, Func0, [_,Args]=Args0)
when is_function(Func0, 2) ->
- ?line expect({ctt,{?MODULE,exc},[Func0,Args0]}),
- ?line x_exc_func(ExcOpts, Func0, Args0, Args).
+ expect({ctt,{?MODULE,exc},[Func0,Args0]}),
+ x_exc_func(ExcOpts, Func0, Args0, Args).
x_exc_func(ExcOpts, Func, [Func1,Args1]=Args, Id) ->
%% Assumes the called fun =:= fun exc/2,
%% will utterly fail otherwise.
- ?line Rtt = not ExcOpts#exc_opts.meta,
- ?line {module,M} = erlang:fun_info(Func, module),
- ?line {name,F} = erlang:fun_info(Func, name),
- ?line expect([{ctt,{?MODULE,id},[Id]},
- ?LINE,{rft,{?MODULE,id,1},Id},
- ?LINE,Rtt,{rtt,{?MODULE,exc,2}},
- ?LINE,{ctt,{M,F},Args}]),
- ?line case x_exc(ExcOpts, Func1, Args1) of
- {value,Value}=Result ->
- ?line expect([{rft,{M,F,2},Value},
- ?LINE,{rft,{?MODULE,exc,2},Value}]),
- ?line Result;
- CR ->
- ?line expect([{eft,{M,F,2},CR},
- ?LINE,{eft,{?MODULE,exc,2},CR}]),
- ?line CR
- end.
+ Rtt = not ExcOpts#exc_opts.meta,
+ {module,M} = erlang:fun_info(Func, module),
+ {name,F} = erlang:fun_info(Func, name),
+ expect([{ctt,{?MODULE,id},[Id]},
+ ?LINE,{rft,{?MODULE,id,1},Id},
+ ?LINE,Rtt,{rtt,{?MODULE,exc,2}},
+ ?LINE,{ctt,{M,F},Args}]),
+ case x_exc(ExcOpts, Func1, Args1) of
+ {value,Value}=Result ->
+ expect([{rft,{M,F,2},Value},
+ ?LINE,{rft,{?MODULE,exc,2},Value}]),
+ Result;
+ CR ->
+ expect([{eft,{M,F,2},CR},
+ ?LINE,{eft,{?MODULE,exc,2},CR}]),
+ CR
+ end.
x_exc_body(ExcOpts, {M,F}=Func, Args, Apply) ->
- ?line Nocatch = ExcOpts#exc_opts.nocatch,
- ?line Rtt = not ExcOpts#exc_opts.meta,
- ?line Id = case Apply of
- true -> Args;
- false -> lists:last(Args)
- end,
- ?line expect([{ctt,{?MODULE,id},[Id]},
- ?LINE,{rft,{?MODULE,id,1},Id},
- ?LINE,Rtt,{rtt,{?MODULE,exc,2}},
- ?LINE,{ctt,{M,F},Args}]),
- ?line Arity = length(Args),
- ?line try exc(Func, Args) of
- Value ->
- ?line x_exc_value(Rtt, M, F, Args, Arity, Value),
- ?line case expect() of
- {rtt,{M,F,Arity}} when Rtt, Apply ->
- %% We may get the above when
- %% applying a BIF.
- ?line expect({rft,{?MODULE,exc,2},Value});
- {rtt,{?MODULE,exc,2}} when Rtt, not Apply ->
- %% We may get the above when
- %% calling a BIF.
- ?line expect({rft,{?MODULE,exc,2},Value});
- {rft,{?MODULE,exc,2},Value} ->
- ?line ok
- end,
- ?line {value,Value}
- catch
- Thrown when Nocatch ->
- ?line CR = {error,{nocatch,Thrown}},
- ?line x_exc_exception(Rtt, M, F, Args, Arity, CR),
- ?line expect({eft,{?MODULE,exc,2},CR}),
- ?line CR;
- Class:Reason ->
- ?line CR = {Class,Reason},
- ?line x_exc_exception(Rtt, M, F, Args, Arity, CR),
- ?line expect({eft,{?MODULE,exc,2},CR}),
- ?line CR
- end.
+ Nocatch = ExcOpts#exc_opts.nocatch,
+ Rtt = not ExcOpts#exc_opts.meta,
+ Id = case Apply of
+ true -> Args;
+ false -> lists:last(Args)
+ end,
+ expect([{ctt,{?MODULE,id},[Id]},
+ ?LINE,{rft,{?MODULE,id,1},Id},
+ ?LINE,Rtt,{rtt,{?MODULE,exc,2}},
+ ?LINE,{ctt,{M,F},Args}]),
+ Arity = length(Args),
+ try exc(Func, Args) of
+ Value ->
+ x_exc_value(Rtt, M, F, Args, Arity, Value),
+ case expect() of
+ {rtt,{M,F,Arity}} when Rtt, Apply ->
+ %% We may get the above when
+ %% applying a BIF.
+ expect({rft,{?MODULE,exc,2},Value});
+ {rtt,{?MODULE,exc,2}} when Rtt, not Apply ->
+ %% We may get the above when
+ %% calling a BIF.
+ expect({rft,{?MODULE,exc,2},Value});
+ {rft,{?MODULE,exc,2},Value} ->
+ ok
+ end,
+ {value,Value}
+ catch
+ Thrown when Nocatch ->
+ CR = {error,{nocatch,Thrown}},
+ x_exc_exception(Rtt, M, F, Args, Arity, CR),
+ expect({eft,{?MODULE,exc,2},CR}),
+ CR;
+ Class:Reason ->
+ CR = {Class,Reason},
+ x_exc_exception(Rtt, M, F, Args, Arity, CR),
+ expect({eft,{?MODULE,exc,2},CR}),
+ CR
+ end.
x_exc_value(Rtt, ?MODULE, lists_reverse, [La,Lb], 2, R) ->
- ?line L = lists:reverse(Lb, La),
- ?line expect([fun ({ctt,{lists,reverse},[L1,L2]}) ->
- ?line same(L, lists:reverse(L2, L1)),
- ?line next;
- (Msg) ->
- ?line same({rft,{lists,reverse,2},R}, Msg),
- ?line same(R, lists:reverse(L, [])),
- ?line done
- end,
- ?LINE,Rtt,{rtt,{?MODULE,lists_reverse,2}},
- ?LINE,{rft,{?MODULE,lists_reverse,2},R}]);
+ L = lists:reverse(Lb, La),
+ expect([fun ({ctt,{lists,reverse},[L1,L2]}) ->
+ same(L, lists:reverse(L2, L1)),
+ next;
+ (Msg) ->
+ same({rft,{lists,reverse,2},R}, Msg),
+ same(R, lists:reverse(L, [])),
+ done
+ end,
+ ?LINE,Rtt,{rtt,{?MODULE,lists_reverse,2}},
+ ?LINE,{rft,{?MODULE,lists_reverse,2},R}]);
x_exc_value(_Rtt, M, F, _, Arity, Value) ->
- ?line expect({rft,{M,F,Arity},Value}).
+ expect({rft,{M,F,Arity},Value}).
x_exc_exception(_Rtt, ?MODULE, lists_reverse, [La,Lb], 2, CR) ->
- ?line L = lists:reverse(Lb, La),
- ?line expect([fun ({ctt,{lists,reverse},[L1,L2]}) ->
- ?line same(L, lists:reverse(L2, L1)),
- ?line next;
- (Msg) ->
- ?line same({eft,{lists,reverse,2},CR}, Msg),
- ?line done
- end,
- ?LINE,{eft,{?MODULE,lists_reverse,2},CR}]);
+ L = lists:reverse(Lb, La),
+ expect([fun ({ctt,{lists,reverse},[L1,L2]}) ->
+ same(L, lists:reverse(L2, L1)),
+ next;
+ (Msg) ->
+ same({eft,{lists,reverse,2},CR}, Msg),
+ done
+ end,
+ ?LINE,{eft,{?MODULE,lists_reverse,2},CR}]);
x_exc_exception(Rtt, ?MODULE, undef, [_], 1, {Class,Reason}=CR) ->
- ?line expect([{ctt,{erlang,Class},[Reason]},
- ?LINE,{eft,{erlang,Class,1},CR},
- ?LINE,Rtt,{rtt,{error_handler,crash,1}},
- ?LINE,{eft,{?MODULE,undef,1},CR}]);
+ expect([{ctt,{erlang,Class},[Reason]},
+ ?LINE,{eft,{erlang,Class,1},CR},
+ ?LINE,Rtt,{rtt,{error_handler,crash,1}},
+ ?LINE,{eft,{?MODULE,undef,1},CR}]);
x_exc_exception(_Rtt, M, F, _, Arity, CR) ->
- ?line expect({eft,{M,F,Arity},CR}).
+ expect({eft,{M,F,Arity},CR}).
x_exc_stacktrace() ->
x_exc_stacktrace(erlang:get_stacktrace()).
@@ -1252,24 +1192,24 @@ lists_reverse(A, B) ->
slave(Dest, Sync) ->
Dest ! Sync,
receive
- {From,Tag,{apply,M,F,A}} when is_pid(From) ->
- ?line ?dbgformat("Apply: ~p:~p/~p (~p)~n",[M,F,length(A),A]),
- ?line Res = apply(M,F,A),
- ?line ?dbgformat("done Apply: ~p:~p/~p (~p)~n",[M,F,length(A),A]),
- From ! {Tag,Res},
- slave(From, Tag);
- {From,Tag,{lambda,Fun}} when is_pid(From) ->
- Res = Fun(),
- From ! {Tag,Res},
- slave(From, Tag);
- {From,Tag,{exc_top,Catch,Func,Args}} when is_pid(From) ->
- ?line ?dbgformat("Exc: ~p ~p~p ~n",[Catch,Func,Args]),
- ?line Res = exc_top(Catch, Func, Args),
- ?line ?dbgformat("done Exc: ~p ~p~p ~n",[Catch,Func,Args]),
- From ! {Tag,Res},
- slave(From,Tag);
- die ->
- exit(normal)
+ {From,Tag,{apply,M,F,A}} when is_pid(From) ->
+ ?dbgformat("Apply: ~p:~p/~p (~p)~n",[M,F,length(A),A]),
+ Res = apply(M,F,A),
+ ?dbgformat("done Apply: ~p:~p/~p (~p)~n",[M,F,length(A),A]),
+ From ! {Tag,Res},
+ slave(From, Tag);
+ {From,Tag,{lambda,Fun}} when is_pid(From) ->
+ Res = Fun(),
+ From ! {Tag,Res},
+ slave(From, Tag);
+ {From,Tag,{exc_top,Catch,Func,Args}} when is_pid(From) ->
+ ?dbgformat("Exc: ~p ~p~p ~n",[Catch,Func,Args]),
+ Res = exc_top(Catch, Func, Args),
+ ?dbgformat("done Exc: ~p ~p~p ~n",[Catch,Func,Args]),
+ From ! {Tag,Res},
+ slave(From,Tag);
+ die ->
+ exit(normal)
end.
setup(ProcFlags) ->
@@ -1280,30 +1220,34 @@ setup(ProcFlags) ->
Pid = spawn(fun () -> slave(Self, Sync) end),
Mref = erlang:monitor(process, Pid),
receive
- Sync ->
- put(slave, {Pid,Mref}),
- case ProcFlags of
- [] -> ok;
- _ ->
- erlang:trace(Pid, true, ProcFlags)
- end,
- Pid
+ Sync ->
+ put(slave, {Pid,Mref}),
+ case ProcFlags of
+ [] -> ok;
+ _ ->
+ erlang:trace(Pid, true, ProcFlags)
+ end,
+ Pid
end.
shutdown() ->
trace_off(),
- {Pid,Mref} = get(slave),
- try erlang:is_process_alive(Pid) of
- true ->
- Pid ! die,
- receive
- {'DOWN',Mref,process,Pid,Reason} ->
- Reason
- end;
- _ ->
- not_alive
- catch _:_ ->
- undefined
+ case get(slave) of
+ {Pid,Mref} ->
+ try erlang:is_process_alive(Pid) of
+ true ->
+ Pid ! die,
+ receive
+ {'DOWN',Mref,process,Pid,Reason} ->
+ Reason
+ end;
+ _ ->
+ not_alive
+ catch _:_ ->
+ undefined
+ end;
+ _ ->
+ undefined
end.
trace_off() ->
@@ -1311,7 +1255,7 @@ trace_off() ->
erlang:trace_pattern({'_','_','_'},false,[local]),
erlang:trace_pattern({'_','_','_'},false,[meta]),
erlang:trace(all, false, [all]).
-
+
apply_slave_async(M,F,A) ->
{Pid,Mref} = get(slave),
@@ -1332,8 +1276,8 @@ lambda_slave(Fun) ->
exc_slave(Opts, Func, Args) ->
try request({exc_top,Opts,Func,Args})
catch
- Reason ->
- {crash,Reason}
+ Reason ->
+ {crash,Reason}
end.
request(Request) ->
@@ -1344,13 +1288,13 @@ request(Request) ->
result(Tag, Mref) ->
receive
- {Tag,Result} ->
- receive
- Tag ->
- Result
- end;
- {'DOWN',Mref,process,_Pid,Reason} ->
- throw(Reason)
+ {Tag,Result} ->
+ receive
+ Tag ->
+ Result
+ end;
+ {'DOWN',Mref,process,_Pid,Reason} ->
+ throw(Reason)
end.
@@ -1363,25 +1307,25 @@ receive_next() ->
receive_next(TO) ->
receive
- M ->
- M
+ M ->
+ M
after TO ->
- ?t:fail(timeout)
+ ct:fail(timeout)
end.
receive_no_next(TO) ->
receive M ->
- ?t:fail({unexpected_message,[M|flush(TO)]})
+ ct:fail({unexpected_message,[M|flush(TO)]})
after TO ->
- ok
+ ok
end.
flush(T) ->
receive
- M ->
- [M|flush(T)]
+ M ->
+ [M|flush(T)]
after T ->
- []
+ []
end.
@@ -1416,19 +1360,19 @@ abbr(Term, _) -> Term.
%%
abbr_tuple(Tuple, N, J) when J =< size(Tuple) ->
if J > N; N =< 0 ->
- ['...'];
+ ['...'];
true ->
- [abbr(element(J, Tuple), N-1)|abbr_tuple(Tuple, J+1, N)]
+ [abbr(element(J, Tuple), N-1)|abbr_tuple(Tuple, J+1, N)]
end;
abbr_tuple(_, _, _) ->
[].
%%
abbr_list(_, 0, R) ->
case io_lib:printable_list(R) of
- true ->
- reverse(R, "...");
- false ->
- reverse(R, '...')
+ true ->
+ reverse(R, "...");
+ false ->
+ reverse(R, '...')
end;
abbr_list([H|T], N, R) ->
M = N-1,
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-09 18:55:21 +0000