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53 linhas
1.6 KiB
53 linhas
1.6 KiB
%% Copyright (c) 2017-Present Pivotal Software, Inc. All rights reserved.
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%%
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%% This package, Looking Glass, is double-licensed under the Mozilla
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%% Public License 1.1 ("MPL") and the Apache License version 2
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%% ("ASL"). For the MPL, please see LICENSE-MPL-RabbitMQ. For the ASL,
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%% please see LICENSE-APACHE2.
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%%
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%% This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND,
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%% either express or implied. See the LICENSE file for specific language governing
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%% rights and limitations of this software.
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%%
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%% If you have any questions regarding licensing, please contact us at
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%% info@rabbitmq.com.
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-module(lg_raw_console_tracer).
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-export([start_link/2]).
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-export([init/1]).
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-export([loop/1]).
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-export([system_continue/3]).
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-export([system_terminate/4]).
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-export([system_code_change/4]).
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start_link(_Nth, _Opts) ->
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Pid = proc_lib:spawn_link(?MODULE, init, [self()]),
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{ok, Pid}.
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init(Parent) ->
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%% Store all messages off the heap to avoid unnecessary GC.
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process_flag(message_queue_data, off_heap),
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loop(Parent).
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loop(Parent) ->
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receive
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{system, From, Request} ->
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sys:handle_system_msg(Request, From, Parent, ?MODULE, [], Parent);
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Msg0 ->
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%% Convert the event's monotonic time to its system time.
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Msg = setelement(3, Msg0, erlang:time_offset(microsecond) + element(3, Msg0)),
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erlang:display(Msg),
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loop(Parent)
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end.
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system_continue(_, _, Parent) ->
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loop(Parent).
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-spec system_terminate(any(), _, _, _) -> no_return().
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system_terminate(Reason, _, _, _) ->
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exit(Reason).
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system_code_change(Misc, _, _, _) ->
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{ok, Misc}.
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