proxygen
SingletonTestStructs.cpp
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1 /*
2  * Copyright 2016-present Facebook, Inc.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
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8  * http://www.apache.org/licenses/LICENSE-2.0
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10  * Unless required by applicable law or agreed to in writing, software
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13  * See the License for the specific language governing permissions and
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15  */
16 
18 
19 #include <atomic>
20 
21 namespace {
22 // A simple class that tracks how often instances of the class and
23 // subclasses are created, and the ordering. Also tracks a global
24 // unique counter for each object.
25 std::atomic<size_t> global_counter(19770326);
26 } // namespace
27 
28 std::vector<Watchdog*>& Watchdog::creation_order() {
29  static std::vector<Watchdog*> ret;
30  return ret;
31 }
32 
34  creation_order().push_back(this);
35 }
const size_t serial_number
static std::vector< Watchdog * > & creation_order()