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-rw-r--r--erts/preloaded/src/erlang.erl93
1 files changed, 39 insertions, 54 deletions
diff --git a/erts/preloaded/src/erlang.erl b/erts/preloaded/src/erlang.erl
index cb607a7730..a9b1714f86 100644
--- a/erts/preloaded/src/erlang.erl
+++ b/erts/preloaded/src/erlang.erl
@@ -460,7 +460,7 @@ check_old_code(_Module) ->
CheckResult :: boolean().
check_process_code(Pid, Module) ->
try
- erlang:check_process_code(Pid, Module, [{allow_gc, true}])
+ erts_internal:check_process_code(Pid, Module, [{allow_gc, true}])
catch
error:Error -> erlang:error(Error, [Pid, Module])
end.
@@ -475,51 +475,11 @@ check_process_code(Pid, Module) ->
CheckResult :: boolean() | aborted.
check_process_code(Pid, Module, OptionList) ->
try
- {Async, AllowGC} = get_cpc_opts(OptionList, sync, true),
- case Async of
- {async, ReqId} ->
- {priority, Prio} = erlang:process_info(erlang:self(),
- priority),
- erts_internal:request_system_task(Pid,
- Prio,
- {check_process_code,
- ReqId,
- Module,
- AllowGC}),
- async;
- sync ->
- case Pid == erlang:self() of
- true ->
- erts_internal:check_process_code(Module,
- [{allow_gc, AllowGC}]);
- false ->
- {priority, Prio} = erlang:process_info(erlang:self(),
- priority),
- ReqId = erlang:make_ref(),
- erts_internal:request_system_task(Pid,
- Prio,
- {check_process_code,
- ReqId,
- Module,
- AllowGC}),
- receive
- {check_process_code, ReqId, CheckResult} ->
- CheckResult
- end
- end
- end
+ erts_internal:check_process_code(Pid, Module, OptionList)
catch
error:Error -> erlang:error(Error, [Pid, Module, OptionList])
end.
-% gets async and allow_gc opts and verify valid option list
-get_cpc_opts([{async, _ReqId} = AsyncTuple | Options], _OldAsync, AllowGC) ->
- get_cpc_opts(Options, AsyncTuple, AllowGC);
-get_cpc_opts([{allow_gc, AllowGC} | Options], Async, _OldAllowGC) ->
- get_cpc_opts(Options, Async, AllowGC);
-get_cpc_opts([], Async, AllowGC) ->
- {Async, AllowGC}.
-
%% crc32/1
-spec erlang:crc32(Data) -> non_neg_integer() when
Data :: iodata().
@@ -1464,8 +1424,16 @@ processes() ->
%% purge_module/1
-spec purge_module(Module) -> true when
Module :: atom().
-purge_module(_Module) ->
- erlang:nif_error(undefined).
+purge_module(Module) when erlang:is_atom(Module) ->
+ case erts_code_purger:purge(Module) of
+ {false, _} ->
+ erlang:error(badarg, [Module]);
+ {true, _} ->
+ true
+ end;
+purge_module(Arg) ->
+ erlang:error(badarg, [Arg]).
+
%% put/2
-spec put(Key, Val) -> term() when
@@ -2027,12 +1995,21 @@ nodes(_Arg) ->
| eof
| {parallelism, Boolean :: boolean()}
| hide.
-open_port(_PortName,_PortSettings) ->
- erlang:nif_error(undefined).
+open_port(PortName, PortSettings) ->
+ case case erts_internal:open_port(PortName, PortSettings) of
+ Ref when erlang:is_reference(Ref) -> receive {Ref, Res} -> Res end;
+ Res -> Res
+ end of
+ Port when erlang:is_port(Port) -> Port;
+ Error -> erlang:error(Error, [PortName, PortSettings])
+ end.
-type priority_level() ::
low | normal | high | max.
+-type message_queue_data() ::
+ off_heap | on_heap | mixed.
+
-spec process_flag(trap_exit, Boolean) -> OldBoolean when
Boolean :: boolean(),
OldBoolean :: boolean();
@@ -2045,9 +2022,9 @@ open_port(_PortName,_PortSettings) ->
(min_bin_vheap_size, MinBinVHeapSize) -> OldMinBinVHeapSize when
MinBinVHeapSize :: non_neg_integer(),
OldMinBinVHeapSize :: non_neg_integer();
- (off_heap_message_queue, OHMQ) -> OldOHMQ when
- OHMQ :: boolean(),
- OldOHMQ :: boolean();
+ (message_queue_data, MQD) -> OldMQD when
+ MQD :: message_queue_data(),
+ OldMQD :: message_queue_data();
(priority, Level) -> OldLevel when
Level :: priority_level(),
OldLevel :: priority_level();
@@ -2087,7 +2064,7 @@ process_flag(_Flag, _Value) ->
min_bin_vheap_size |
monitored_by |
monitors |
- off_heap_message_queue |
+ message_queue_data |
priority |
reductions |
registered_name |
@@ -2130,7 +2107,7 @@ process_flag(_Flag, _Value) ->
{monitors,
Monitors :: [{process, Pid :: pid() |
{RegName :: atom(), Node :: node()}}]} |
- {off_heap_message_queue, OHMQ :: boolean()} |
+ {message_queue_data, MQD :: message_queue_data()} |
{priority, Level :: priority_level()} |
{reductions, Number :: non_neg_integer()} |
{registered_name, Atom :: atom()} |
@@ -2212,7 +2189,9 @@ setelement(_Index, _Tuple1, _Value) ->
spawn_opt(_Tuple) ->
erlang:nif_error(undefined).
--spec statistics(context_switches) -> {ContextSwitches,0} when
+-spec statistics(active_tasks) -> [ActiveTasks] when
+ ActiveTasks :: non_neg_integer();
+ (context_switches) -> {ContextSwitches,0} when
ContextSwitches :: non_neg_integer();
(exact_reductions) -> {Total_Exact_Reductions,
Exact_Reductions_Since_Last_Call} when
@@ -2229,6 +2208,8 @@ spawn_opt(_Tuple) ->
Total_Reductions :: non_neg_integer(),
Reductions_Since_Last_Call :: non_neg_integer();
(run_queue) -> non_neg_integer();
+ (run_queue_lengths) -> [RunQueueLenght] when
+ RunQueueLenght :: non_neg_integer();
(runtime) -> {Total_Run_Time, Time_Since_Last_Call} when
Total_Run_Time :: non_neg_integer(),
Time_Since_Last_Call :: non_neg_integer();
@@ -2236,6 +2217,10 @@ spawn_opt(_Tuple) ->
SchedulerId :: pos_integer(),
ActiveTime :: non_neg_integer(),
TotalTime :: non_neg_integer();
+ (total_active_tasks) -> ActiveTasks when
+ ActiveTasks :: non_neg_integer();
+ (total_run_queue_lengths) -> TotalRunQueueLenghts when
+ TotalRunQueueLenghts :: non_neg_integer();
(wall_clock) -> {Total_Wallclock_Time,
Wallclock_Time_Since_Last_Call} when
Total_Wallclock_Time :: non_neg_integer(),
@@ -2433,7 +2418,7 @@ tuple_to_list(_Tuple) ->
(multi_scheduling) -> disabled | blocked | enabled;
(multi_scheduling_blockers) -> [Pid :: pid()];
(nif_version) -> string();
- (off_heap_message_queue) -> boolean();
+ (message_queue_data) -> message_queue_data();
(otp_release) -> string();
(os_monotonic_time_source) -> [{atom(),term()}];
(os_system_time_source) -> [{atom(),term()}];
@@ -2569,7 +2554,7 @@ spawn_monitor(M, F, A) ->
| {fullsweep_after, Number :: non_neg_integer()}
| {min_heap_size, Size :: non_neg_integer()}
| {min_bin_vheap_size, VSize :: non_neg_integer()}
- | {off_heap_message_queue, OHMQ :: boolean()}.
+ | {message_queue_data, MQD :: message_queue_data()}.
-spec spawn_opt(Fun, Options) -> pid() | {pid(), reference()} when
Fun :: function(),