46 lines
1.3 KiB
C++
46 lines
1.3 KiB
C++
/*
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <atomic>
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namespace folly {
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/// Process phases for programs that use Folly:
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/// - Init: Not all globals may have been initialized.
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/// - Regular: All globals have been initialized and have not
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/// been destroyed.
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/// - Exit: Some globals may have been destroyed.
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/// Process phases
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enum class ProcessPhase {
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Init = 0,
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Regular = 1,
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Exit = 2,
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};
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/// Start Regular phase and register handler to set Exit phase.
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/// To be called exactly once in each program that uses Folly.
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/// Ideally, it is to be called from folly::init(), which in turn
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/// is to be called by every program that uses Folly.
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void set_process_phases();
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/// Get the current process phase.
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ProcessPhase get_process_phase() noexcept;
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} // namespace folly
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