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-rw-r--r--lib/kernel/doc/src/code.xml61
-rw-r--r--lib/kernel/doc/src/net_kernel.xml13
-rw-r--r--lib/kernel/doc/src/seq_trace.xml29
-rw-r--r--lib/kernel/src/code.erl9
-rw-r--r--lib/kernel/src/code_server.erl9
-rw-r--r--lib/kernel/src/kernel.app.src2
-rw-r--r--lib/kernel/src/seq_trace.erl14
-rw-r--r--lib/kernel/test/code_SUITE.erl12
-rw-r--r--lib/kernel/test/code_SUITE_data/on_load_errors/simple_on_load_error.erl5
-rw-r--r--lib/kernel/test/seq_trace_SUITE.erl166
10 files changed, 257 insertions, 63 deletions
diff --git a/lib/kernel/doc/src/code.xml b/lib/kernel/doc/src/code.xml
index eb0f4b7a06..1bd52040a0 100644
--- a/lib/kernel/doc/src/code.xml
+++ b/lib/kernel/doc/src/code.xml
@@ -287,6 +287,46 @@
was given to <c>set_path/1</c>).</p>
</section>
+ <section>
+ <marker id="error_reasons"></marker>
+ <title>Error Reasons for Code-Loading Functions</title>
+
+ <p>Functions that load code (such as <c>load_file/1</c>) will
+ return <c>{error,Reason}</c> if the load operation fails.
+ Here follows a description of the common reasons.</p>
+
+ <taglist>
+ <tag><c>badfile</c></tag>
+ <item>
+ <p>The object code has an incorrect format or the module
+ name in the object code is not the expected module name.</p>
+ </item>
+
+ <tag><c>nofile</c></tag>
+ <item>
+ <p>No file with object code was found.</p>
+ </item>
+
+ <tag><c>not_purged</c></tag>
+ <item>
+ <p>The object code could not be loaded because an old version
+ of the code already existed.</p>
+ </item>
+
+ <tag><c>on_load_failure</c></tag>
+ <item>
+ <p>The module has an
+ <seealso marker="doc/reference_manual:code_loading#on_load">-on_load function</seealso>
+ that failed when it was called.</p>
+ </item>
+
+ <tag><c>sticky_directory</c></tag>
+ <item>
+ <p>The object code resides in a sticky directory.</p>
+ </item>
+
+ </taglist>
+ </section>
<datatypes>
<datatype>
<name name="load_ret"/>
@@ -411,12 +451,8 @@
be used to load object code with a module name that is
different from the file name.</p>
<p>Returns <c>{module, <anno>Module</anno>}</c> if successful, or
- <c>{error, nofile}</c> if no object code is found, or
- <c>{error, sticky_directory}</c> if the object code resides in
- a sticky directory. Also if the loading fails, an error tuple is
- returned. See
- <seealso marker="erts:erlang#load_module/2">erlang:load_module/2</seealso>
- for possible values of <c><anno>What</anno></c>.</p>
+ <c>{error, Reason}</c> if loading fails.
+ See <seealso marker="#error_reasons">Error Reasons for Code-Loading Functions</seealso> for a description of the possible error reasons.</p>
</desc>
</func>
<func>
@@ -428,7 +464,7 @@
<desc>
<p>Does the same as <c>load_file(<anno>Module</anno>)</c>, but
<c><anno>Filename</anno></c> is either an absolute file name, or a
- relative file name. The code path is not searched. It returns
+ relative file name. The code path is not searched. It returns
a value in the same way as
<seealso marker="#load_file/1">load_file/1</seealso>. Note
that <c><anno>Filename</anno></c> should not contain the extension (for
@@ -444,7 +480,8 @@
<seealso marker="#load_file/1">load_file/1</seealso>,
unless the module is already loaded.
In embedded mode, however, it does not load a module which is not
- already loaded, but returns <c>{error, embedded}</c> instead.</p>
+ already loaded, but returns <c>{error, embedded}</c> instead.
+ See <seealso marker="#error_reasons">Error Reasons for Code-Loading Functions</seealso> for a description of other possible error reasons.</p>
</desc>
</func>
<func>
@@ -461,12 +498,8 @@
comes. Accordingly, <c><anno>Filename</anno></c> is not opened and read by
the code server.</p>
<p>Returns <c>{module, <anno>Module</anno>}</c> if successful, or
- <c>{error, sticky_directory}</c> if the object code resides in
- a sticky directory, or <c>{error, badarg}</c> if any argument
- is invalid. Also if the loading fails, an error tuple is
- returned. See
- <seealso marker="erts:erlang#load_module/2">erlang:load_module/2</seealso>
- for possible values of <c><anno>What</anno></c>.</p>
+ <c>{error, Reason}</c> if loading fails.
+ See <seealso marker="#error_reasons">Error Reasons for Code-Loading Functions</seealso> for a description of the possible error reasons.</p>
</desc>
</func>
<func>
diff --git a/lib/kernel/doc/src/net_kernel.xml b/lib/kernel/doc/src/net_kernel.xml
index a0132db8db..311e0d8ea4 100644
--- a/lib/kernel/doc/src/net_kernel.xml
+++ b/lib/kernel/doc/src/net_kernel.xml
@@ -63,11 +63,16 @@
<funcs>
<func>
<name name="allow" arity="1"/>
- <fsummary>Limit access to a specified set of nodes</fsummary>
+ <fsummary>Permit access to a specified set of nodes</fsummary>
<desc>
- <p>Limits access to the specified set of nodes. Any access
- attempts made from (or to) nodes not in <c><anno>Nodes</anno></c> will be
- rejected.</p>
+ <p>Permits access to the specified set of nodes.</p>
+ <p>Before the first call to <c>allow/1</c>, any node with the correct
+ cookie can be connected. When <c>allow/1</c> is called, a list
+ of allowed nodes is established. Any access attempts made from (or to)
+ nodes not in that list will be rejected.</p>
+ <p>Subsequent calls to <c>allow/1</c> will add the specified nodes
+ to the list of allowed nodes. It is not possible to remove nodes
+ from the list.</p>
<p>Returns <c>error</c> if any element in <c><anno>Nodes</anno></c> is not
an atom.</p>
</desc>
diff --git a/lib/kernel/doc/src/seq_trace.xml b/lib/kernel/doc/src/seq_trace.xml
index 3439111035..f4fcd222ec 100644
--- a/lib/kernel/doc/src/seq_trace.xml
+++ b/lib/kernel/doc/src/seq_trace.xml
@@ -127,6 +127,35 @@ seq_trace:set_token(OldToken), % activate the trace token again
enables/disables a timestamp to be generated for each
traced event. Default is <c>false</c>.</p>
</item>
+ <tag><c>set_token(strict_monotonic_timestamp, <anno>Bool</anno>)</c></tag>
+ <item>
+ <p>A trace token flag (<c>true | false</c>) which
+ enables/disables a strict monotonic timestamp to be generated
+ for each traced event. Default is <c>false</c>. Timestamps will
+ consist of
+ <seealso marker="erts:time_correction#Erlang_Monotonic_Time">Erlang
+ monotonic time</seealso> and a monotonically increasing
+ integer. The time-stamp has the same format and value
+ as produced by <c>{erlang:monotonic_time(nano_seconds),
+ erlang:unique_integer([monotonic])}</c>.</p>
+ </item>
+ <tag><c>set_token(monotonic_timestamp, <anno>Bool</anno>)</c></tag>
+ <item>
+ <p>A trace token flag (<c>true | false</c>) which
+ enables/disables a strict monotonic timestamp to be generated
+ for each traced event. Default is <c>false</c>. Timestamps
+ will use
+ <seealso marker="erts:time_correction#Erlang_Monotonic_Time">Erlang
+ monotonic time</seealso>. The time-stamp has the same
+ format and value as produced by
+ <c>erlang:monotonic_time(nano_seconds)</c>.</p>
+ </item>
+ <p>If multiple timestamp flags are passed, <c>timestamp</c> has
+ precedence over <c>strict_monotonic_timestamp</c> which
+ in turn has precedence over <c>monotonic_timestamp</c>. All
+ timestamp flags are remembered, so if two are passed
+ and the one with highest precedence later is disabled
+ the other one will become active.</p>
</taglist>
</desc>
</func>
diff --git a/lib/kernel/src/code.erl b/lib/kernel/src/code.erl
index 352c02562b..7237550786 100644
--- a/lib/kernel/src/code.erl
+++ b/lib/kernel/src/code.erl
@@ -77,10 +77,9 @@
%%----------------------------------------------------------------------------
-type load_error_rsn() :: 'badfile'
- | 'native_code'
| 'nofile'
| 'not_purged'
- | 'on_load'
+ | 'on_load_failure'
| 'sticky_directory'.
-type load_ret() :: {'error', What :: load_error_rsn()}
| {'module', Module :: module()}.
@@ -135,14 +134,16 @@ load_file(Mod) when is_atom(Mod) ->
-spec ensure_loaded(Module) -> {module, Module} | {error, What} when
Module :: module(),
- What :: embedded | badfile | native_code | nofile | on_load.
+ What :: embedded | badfile | nofile | on_load_failure.
ensure_loaded(Mod) when is_atom(Mod) ->
call({ensure_loaded,Mod}).
%% XXX File as an atom is allowed only for backwards compatibility.
-spec load_abs(Filename) -> load_ret() when
Filename :: file:filename().
-load_abs(File) when is_list(File); is_atom(File) -> call({load_abs,File,[]}).
+load_abs(File) when is_list(File); is_atom(File) ->
+ Mod = list_to_atom(filename:basename(File)),
+ call({load_abs,File,Mod}).
%% XXX Filename is also an atom(), e.g. 'cover_compiled'
-spec load_abs(Filename :: loaded_filename(), Module :: module()) -> load_ret().
diff --git a/lib/kernel/src/code_server.erl b/lib/kernel/src/code_server.erl
index e461c95d19..614219794c 100644
--- a/lib/kernel/src/code_server.erl
+++ b/lib/kernel/src/code_server.erl
@@ -313,7 +313,7 @@ handle_call(get_path, {_From,_Tag}, S) ->
{reply,S#state.path,S};
%% Messages to load, delete and purge modules/files.
-handle_call({load_abs,File,Mod}, Caller, S) ->
+handle_call({load_abs,File,Mod}, Caller, S) when is_atom(Mod) ->
case modp(File) of
false ->
{reply,{error,badarg},S};
@@ -1222,15 +1222,10 @@ modp(Atom) when is_atom(Atom) -> true;
modp(List) when is_list(List) -> int_list(List);
modp(_) -> false.
-load_abs(File, Mod0, Caller, St) ->
+load_abs(File, Mod, Caller, St) ->
Ext = objfile_extension(),
FileName0 = lists:concat([File, Ext]),
FileName = absname(FileName0),
- Mod = if Mod0 =:= [] ->
- list_to_atom(filename:basename(FileName0, Ext));
- true ->
- Mod0
- end,
case erl_prim_loader:get_file(FileName) of
{ok,Bin,_} ->
try_load_module(FileName, Mod, Bin, Caller, St);
diff --git a/lib/kernel/src/kernel.app.src b/lib/kernel/src/kernel.app.src
index b5555ca1a5..419dc0a2fc 100644
--- a/lib/kernel/src/kernel.app.src
+++ b/lib/kernel/src/kernel.app.src
@@ -116,6 +116,6 @@
{applications, []},
{env, [{error_logger, tty}]},
{mod, {kernel, []}},
- {runtime_dependencies, ["erts-7.0", "stdlib-2.6", "sasl-2.6"]}
+ {runtime_dependencies, ["erts-7.3", "stdlib-2.6", "sasl-2.6"]}
]
}.
diff --git a/lib/kernel/src/seq_trace.erl b/lib/kernel/src/seq_trace.erl
index 07ccd3e494..a7a782c29c 100644
--- a/lib/kernel/src/seq_trace.erl
+++ b/lib/kernel/src/seq_trace.erl
@@ -23,7 +23,9 @@
-define(SEQ_TRACE_SEND, 1). %(1 << 0)
-define(SEQ_TRACE_RECEIVE, 2). %(1 << 1)
-define(SEQ_TRACE_PRINT, 4). %(1 << 2)
--define(SEQ_TRACE_TIMESTAMP, 8). %(1 << 3)
+-define(SEQ_TRACE_NOW_TIMESTAMP, 8). %(1 << 3)
+-define(SEQ_TRACE_STRICT_MON_TIMESTAMP, 16). %(1 << 4)
+-define(SEQ_TRACE_MON_TIMESTAMP, 32). %(1 << 5)
-export([set_token/1,
set_token/2,
@@ -37,7 +39,7 @@
%%---------------------------------------------------------------------------
--type flag() :: 'send' | 'receive' | 'print' | 'timestamp'.
+-type flag() :: 'send' | 'receive' | 'print' | 'timestamp' | 'monotonic_timestamp' | 'strict_monotonic_timestamp'.
-type component() :: 'label' | 'serial' | flag().
-type value() :: (Integer :: non_neg_integer())
| {Previous :: non_neg_integer(),
@@ -135,5 +137,9 @@ decode_flags(Flags) ->
Print = (Flags band ?SEQ_TRACE_PRINT) > 0,
Send = (Flags band ?SEQ_TRACE_SEND) > 0,
Rec = (Flags band ?SEQ_TRACE_RECEIVE) > 0,
- Ts = (Flags band ?SEQ_TRACE_TIMESTAMP) > 0,
- [{print,Print},{send,Send},{'receive',Rec},{timestamp,Ts}].
+ NowTs = (Flags band ?SEQ_TRACE_NOW_TIMESTAMP) > 0,
+ StrictMonTs = (Flags band ?SEQ_TRACE_STRICT_MON_TIMESTAMP) > 0,
+ MonTs = (Flags band ?SEQ_TRACE_MON_TIMESTAMP) > 0,
+ [{print,Print},{send,Send},{'receive',Rec},{timestamp,NowTs},
+ {strict_monotonic_timestamp, StrictMonTs},
+ {monotonic_timestamp, MonTs}].
diff --git a/lib/kernel/test/code_SUITE.erl b/lib/kernel/test/code_SUITE.erl
index ef5303defd..2b77ec8972 100644
--- a/lib/kernel/test/code_SUITE.erl
+++ b/lib/kernel/test/code_SUITE.erl
@@ -323,6 +323,7 @@ load_abs(Config) when is_list(Config) ->
{error, nofile} = code:load_abs(TestDir ++ "/duuuumy_mod"),
{error, badfile} = code:load_abs(TestDir ++ "/code_a_test"),
{'EXIT', _} = (catch code:load_abs({})),
+ {'EXIT', _} = (catch code:load_abs("Non-latin-имя-файла")),
{module, code_b_test} = code:load_abs(TestDir ++ "/code_b_test"),
code:stick_dir(TestDir),
{error, sticky_directory} = code:load_abs(TestDir ++ "/code_b_test"),
@@ -1599,6 +1600,17 @@ on_load_errors(Config) when is_list(Config) ->
ok
end,
+ %% Make sure that the code loading functions return the correct
+ %% error code.
+ Simple = simple_on_load_error,
+ SimpleList = atom_to_list(Simple),
+ {error,on_load_failure} = code:load_file(Simple),
+ {error,on_load_failure} = code:ensure_loaded(Simple),
+ {ok,SimpleCode} = file:read_file("simple_on_load_error.beam"),
+ {error,on_load_failure} = code:load_binary(Simple, "", SimpleCode),
+ {error,on_load_failure} = code:load_abs(SimpleList),
+ {error,on_load_failure} = code:load_abs(SimpleList, Simple),
+
ok.
do_on_load_error(ReturnValue) ->
diff --git a/lib/kernel/test/code_SUITE_data/on_load_errors/simple_on_load_error.erl b/lib/kernel/test/code_SUITE_data/on_load_errors/simple_on_load_error.erl
new file mode 100644
index 0000000000..603c282257
--- /dev/null
+++ b/lib/kernel/test/code_SUITE_data/on_load_errors/simple_on_load_error.erl
@@ -0,0 +1,5 @@
+-module(simple_on_load_error).
+-on_load(on_load/0).
+
+on_load() ->
+ nope.
diff --git a/lib/kernel/test/seq_trace_SUITE.erl b/lib/kernel/test/seq_trace_SUITE.erl
index 7df0bc3d2f..6a63f7bc9c 100644
--- a/lib/kernel/test/seq_trace_SUITE.erl
+++ b/lib/kernel/test/seq_trace_SUITE.erl
@@ -35,6 +35,11 @@
%-define(line_trace, 1).
-include_lib("test_server/include/test_server.hrl").
+-define(TIMESTAMP_MODES, [no_timestamp,
+ timestamp,
+ monotonic_timestamp,
+ strict_monotonic_timestamp]).
+
-define(default_timeout, ?t:minutes(1)).
suite() -> [{ct_hooks,[ts_install_cth]}].
@@ -75,6 +80,17 @@ end_per_testcase(_Case, Config) ->
token_set_get(doc) -> [];
token_set_get(suite) -> [];
token_set_get(Config) when is_list(Config) ->
+ do_token_set_get(timestamp),
+ do_token_set_get(monotonic_timestamp),
+ do_token_set_get(strict_monotonic_timestamp).
+
+do_token_set_get(TsType) ->
+ io:format("Testing ~p~n", [TsType]),
+ Flags = case TsType of
+ timestamp -> 15;
+ strict_monotonic_timestamp -> 23;
+ monotonic_timestamp -> 39
+ end,
?line Self = self(),
?line seq_trace:reset_trace(),
%% Test that initial seq_trace is disabled
@@ -88,22 +104,22 @@ token_set_get(Config) when is_list(Config) ->
?line {send,true} = seq_trace:get_token(send),
?line false = seq_trace:set_token('receive',true),
?line {'receive',true} = seq_trace:get_token('receive'),
- ?line false = seq_trace:set_token(timestamp,true),
- ?line {timestamp,true} = seq_trace:get_token(timestamp),
+ ?line false = seq_trace:set_token(TsType,true),
+ ?line {TsType,true} = seq_trace:get_token(TsType),
%% Check the whole token
- ?line {15,17,0,Self,0} = seq_trace:get_token(), % all flags are set
+ ?line {Flags,17,0,Self,0} = seq_trace:get_token(), % all flags are set
%% Test setting and reading the 'serial' field
?line {0,0} = seq_trace:set_token(serial,{3,5}),
?line {serial,{3,5}} = seq_trace:get_token(serial),
%% Check the whole token, test that a whole token can be set and get
- ?line {15,17,5,Self,3} = seq_trace:get_token(),
- ?line seq_trace:set_token({15,19,7,Self,5}),
- ?line {15,19,7,Self,5} = seq_trace:get_token(),
+ ?line {Flags,17,5,Self,3} = seq_trace:get_token(),
+ ?line seq_trace:set_token({Flags,19,7,Self,5}),
+ ?line {Flags,19,7,Self,5} = seq_trace:get_token(),
%% Check that receive timeout does not reset token
?line receive after 0 -> ok end,
- ?line {15,19,7,Self,5} = seq_trace:get_token(),
+ ?line {Flags,19,7,Self,5} = seq_trace:get_token(),
%% Check that token can be unset
- ?line {15,19,7,Self,5} = seq_trace:set_token([]),
+ ?line {Flags,19,7,Self,5} = seq_trace:set_token([]),
?line [] = seq_trace:get_token(),
%% Check that Previous serial counter survived unset token
?line 0 = seq_trace:set_token(label, 17),
@@ -139,30 +155,42 @@ tracer_set_get(Config) when is_list(Config) ->
print(doc) -> [];
print(suite) -> [];
print(Config) when is_list(Config) ->
+ lists:foreach(fun do_print/1, ?TIMESTAMP_MODES).
+
+do_print(TsType) ->
?line start_tracer(),
- ?line seq_trace:set_token(print,true),
+ ?line set_token_flags([print, TsType]),
?line seq_trace:print(0,print1),
?line seq_trace:print(1,print2),
?line seq_trace:print(print3),
?line seq_trace:reset_trace(),
- ?line [{0,{print,_,_,[],print1}},
- {0,{print,_,_,[],print3}}] = stop_tracer(2).
+ ?line [{0,{print,_,_,[],print1}, Ts0},
+ {0,{print,_,_,[],print3}, Ts1}] = stop_tracer(2),
+ check_ts(TsType, Ts0),
+ check_ts(TsType, Ts1).
send(doc) -> [];
send(suite) -> [];
send(Config) when is_list(Config) ->
+ lists:foreach(fun do_send/1, ?TIMESTAMP_MODES).
+
+do_send(TsType) ->
?line seq_trace:reset_trace(),
?line start_tracer(),
?line Receiver = spawn(?MODULE,one_time_receiver,[]),
- ?line seq_trace:set_token(send,true),
+ ?line set_token_flags([send, TsType]),
?line Receiver ! send,
?line Self = self(),
?line seq_trace:reset_trace(),
- ?line [{0,{send,_,Self,Receiver,send}}] = stop_tracer(1).
+ ?line [{0,{send,_,Self,Receiver,send}, Ts}] = stop_tracer(1),
+ check_ts(TsType, Ts).
distributed_send(doc) -> [];
distributed_send(suite) -> [];
distributed_send(Config) when is_list(Config) ->
+ lists:foreach(fun do_distributed_send/1, ?TIMESTAMP_MODES).
+
+do_distributed_send(TsType) ->
?line {ok,Node} = start_node(seq_trace_other,[]),
?line {_,Dir} = code:is_loaded(?MODULE),
?line Mdir = filename:dirname(Dir),
@@ -170,30 +198,39 @@ distributed_send(Config) when is_list(Config) ->
?line seq_trace:reset_trace(),
?line start_tracer(),
?line Receiver = spawn(Node,?MODULE,one_time_receiver,[]),
- ?line seq_trace:set_token(send,true),
+ ?line set_token_flags([send,TsType]),
?line Receiver ! send,
?line Self = self(),
?line seq_trace:reset_trace(),
?line stop_node(Node),
- ?line [{0,{send,_,Self,Receiver,send}}] = stop_tracer(1).
+ ?line [{0,{send,_,Self,Receiver,send}, Ts}] = stop_tracer(1),
+ check_ts(TsType, Ts).
+
recv(doc) -> [];
recv(suite) -> [];
recv(Config) when is_list(Config) ->
+ lists:foreach(fun do_recv/1, ?TIMESTAMP_MODES).
+
+do_recv(TsType) ->
?line seq_trace:reset_trace(),
?line start_tracer(),
?line Receiver = spawn(?MODULE,one_time_receiver,[]),
- ?line seq_trace:set_token('receive',true),
+ ?line set_token_flags(['receive',TsType]),
?line Receiver ! 'receive',
%% let the other process receive the message:
?line receive after 1 -> ok end,
?line Self = self(),
?line seq_trace:reset_trace(),
- ?line [{0,{'receive',_,Self,Receiver,'receive'}}] = stop_tracer(1).
+ ?line [{0,{'receive',_,Self,Receiver,'receive'}, Ts}] = stop_tracer(1),
+ check_ts(TsType, Ts).
distributed_recv(doc) -> [];
distributed_recv(suite) -> [];
distributed_recv(Config) when is_list(Config) ->
+ lists:foreach(fun do_distributed_recv/1, ?TIMESTAMP_MODES).
+
+do_distributed_recv(TsType) ->
?line {ok,Node} = start_node(seq_trace_other,[]),
?line {_,Dir} = code:is_loaded(?MODULE),
?line Mdir = filename:dirname(Dir),
@@ -201,7 +238,7 @@ distributed_recv(Config) when is_list(Config) ->
?line seq_trace:reset_trace(),
?line rpc:call(Node,?MODULE,start_tracer,[]),
?line Receiver = spawn(Node,?MODULE,one_time_receiver,[]),
- ?line seq_trace:set_token('receive',true),
+ ?line set_token_flags(['receive',TsType]),
?line Receiver ! 'receive',
%% let the other process receive the message:
?line receive after 1 -> ok end,
@@ -210,16 +247,20 @@ distributed_recv(Config) when is_list(Config) ->
?line Result = rpc:call(Node,?MODULE,stop_tracer,[1]),
?line stop_node(Node),
?line ok = io:format("~p~n",[Result]),
- ?line [{0,{'receive',_,Self,Receiver,'receive'}}] = Result.
+ ?line [{0,{'receive',_,Self,Receiver,'receive'}, Ts}] = Result,
+ check_ts(TsType, Ts).
trace_exit(doc) -> [];
trace_exit(suite) -> [];
trace_exit(Config) when is_list(Config) ->
+ lists:foreach(fun do_trace_exit/1, ?TIMESTAMP_MODES).
+
+do_trace_exit(TsType) ->
?line seq_trace:reset_trace(),
?line start_tracer(),
?line Receiver = spawn_link(?MODULE, one_time_receiver, [exit]),
?line process_flag(trap_exit, true),
- ?line seq_trace:set_token(send,true),
+ ?line set_token_flags([send, TsType]),
?line Receiver ! {before, exit},
%% let the other process receive the message:
?line receive
@@ -233,13 +274,18 @@ trace_exit(Config) when is_list(Config) ->
?line Result = stop_tracer(2),
?line seq_trace:reset_trace(),
?line ok = io:format("~p~n", [Result]),
- ?line [{0, {send, {0,1}, Self, Receiver, {before, exit}}},
+ ?line [{0, {send, {0,1}, Self, Receiver, {before, exit}}, Ts0},
{0, {send, {1,2}, Receiver, Self,
- {'EXIT', Receiver, {exit, {before, exit}}}}}] = Result.
+ {'EXIT', Receiver, {exit, {before, exit}}}}, Ts1}] = Result,
+ check_ts(TsType, Ts0),
+ check_ts(TsType, Ts1).
distributed_exit(doc) -> [];
distributed_exit(suite) -> [];
distributed_exit(Config) when is_list(Config) ->
+ lists:foreach(fun do_distributed_exit/1, ?TIMESTAMP_MODES).
+
+do_distributed_exit(TsType) ->
?line {ok, Node} = start_node(seq_trace_other, []),
?line {_, Dir} = code:is_loaded(?MODULE),
?line Mdir = filename:dirname(Dir),
@@ -248,7 +294,7 @@ distributed_exit(Config) when is_list(Config) ->
?line rpc:call(Node, ?MODULE, start_tracer,[]),
?line Receiver = spawn_link(Node, ?MODULE, one_time_receiver, [exit]),
?line process_flag(trap_exit, true),
- ?line seq_trace:set_token(send, true),
+ ?line set_token_flags([send, TsType]),
?line Receiver ! {before, exit},
%% let the other process receive the message:
?line receive
@@ -264,7 +310,8 @@ distributed_exit(Config) when is_list(Config) ->
?line stop_node(Node),
?line ok = io:format("~p~n", [Result]),
?line [{0, {send, {1, 2}, Receiver, Self,
- {'EXIT', Receiver, {exit, {before, exit}}}}}] = Result.
+ {'EXIT', Receiver, {exit, {before, exit}}}}, Ts}] = Result,
+ check_ts(TsType, Ts).
call(doc) ->
"Tests special forms {is_seq_trace} and {get_seq_token} "
@@ -361,14 +408,22 @@ port(doc) ->
"Send trace messages to a port.";
port(suite) -> [];
port(Config) when is_list(Config) ->
+ lists:foreach(fun (TsType) -> do_port(TsType, Config) end,
+ ?TIMESTAMP_MODES).
+
+do_port(TsType, Config) ->
+ io:format("Testing ~p~n",[TsType]),
?line Port = load_tracer(Config),
?line seq_trace:set_system_tracer(Port),
- ?line seq_trace:set_token(print, true),
+ ?line set_token_flags([print, TsType]),
?line Small = [small,term],
?line seq_trace:print(0, Small),
?line case get_port_message(Port) of
- {seq_trace,0,{print,_,_,[],Small}} ->
+ {seq_trace,0,{print,_,_,[],Small}} when TsType == no_timestamp ->
+ ok;
+ {seq_trace,0,{print,_,_,[],Small},Ts0} when TsType /= no_timestamp ->
+ check_ts(TsType, Ts0),
ok;
Other ->
?line seq_trace:reset_trace(),
@@ -382,7 +437,10 @@ port(Config) when is_list(Config) ->
?line seq_trace:print(0, OtherSmall),
?line seq_trace:reset_trace(),
?line case get_port_message(Port) of
- {seq_trace,0,{print,_,_,[],OtherSmall}} ->
+ {seq_trace,0,{print,_,_,[],OtherSmall}} when TsType == no_timestamp ->
+ ok;
+ {seq_trace,0,{print,_,_,[],OtherSmall}, Ts1} when TsType /= no_timestamp ->
+ check_ts(TsType, Ts1),
ok;
Other1 ->
?line ?t:fail({unexpected,Other1})
@@ -399,6 +457,8 @@ port(Config) when is_list(Config) ->
Other2 ->
?line ?t:fail({unexpected,Other2})
end,
+ unlink(Port),
+ exit(Port,kill),
ok.
get_port_message(Port) ->
@@ -734,7 +794,7 @@ simple_tracer(Data, DN) ->
{seq_trace,Label,Info,Ts} ->
simple_tracer([{Label,Info,Ts}|Data], DN+1);
{seq_trace,Label,Info} ->
- simple_tracer([{Label,Info}|Data], DN+1);
+ simple_tracer([{Label,Info, no_timestamp}|Data], DN+1);
{stop,N,From} when DN >= N ->
From ! {tracerlog,lists:reverse(Data)}
end.
@@ -759,7 +819,55 @@ start_tracer() ->
seq_trace:set_system_tracer(Pid),
Pid.
-
+
+set_token_flags([]) ->
+ ok;
+set_token_flags([no_timestamp|Flags]) ->
+ seq_trace:set_token(timestamp, false),
+ seq_trace:set_token(monotonic_timestamp, false),
+ seq_trace:set_token(strict_monotonic_timestamp, false),
+ set_token_flags(Flags);
+set_token_flags([Flag|Flags]) ->
+ seq_trace:set_token(Flag, true),
+ set_token_flags(Flags).
+
+check_ts(no_timestamp, Ts) ->
+ try
+ no_timestamp = Ts
+ catch
+ _ : _ ->
+ ?t:fail({unexpected_timestamp, Ts})
+ end,
+ ok;
+check_ts(timestamp, Ts) ->
+ try
+ {Ms,S,Us} = Ts,
+ true = is_integer(Ms),
+ true = is_integer(S),
+ true = is_integer(Us)
+ catch
+ _ : _ ->
+ ?t:fail({unexpected_timestamp, Ts})
+ end,
+ ok;
+check_ts(monotonic_timestamp, Ts) ->
+ try
+ true = is_integer(Ts)
+ catch
+ _ : _ ->
+ ?t:fail({unexpected_timestamp, Ts})
+ end,
+ ok;
+check_ts(strict_monotonic_timestamp, Ts) ->
+ try
+ {MT, UMI} = Ts,
+ true = is_integer(MT),
+ true = is_integer(UMI)
+ catch
+ _ : _ ->
+ ?t:fail({unexpected_timestamp, Ts})
+ end,
+ ok.
start_node(Name, Param) ->
test_server:start_node(Name, slave, [{args, Param}]).
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-09 19:24:56 +0000