1*6777b538SAndroid Build Coastguard Worker // Copyright 2021 The Chromium Authors 2*6777b538SAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be 3*6777b538SAndroid Build Coastguard Worker // found in the LICENSE file. 4*6777b538SAndroid Build Coastguard Worker 5*6777b538SAndroid Build Coastguard Worker #ifndef BASE_TRACING_TRACING_TLS_H_ 6*6777b538SAndroid Build Coastguard Worker #define BASE_TRACING_TRACING_TLS_H_ 7*6777b538SAndroid Build Coastguard Worker 8*6777b538SAndroid Build Coastguard Worker #include "base/base_export.h" 9*6777b538SAndroid Build Coastguard Worker 10*6777b538SAndroid Build Coastguard Worker namespace base { 11*6777b538SAndroid Build Coastguard Worker namespace tracing { 12*6777b538SAndroid Build Coastguard Worker 13*6777b538SAndroid Build Coastguard Worker // Returns a thread-local flag that records whether the calling thread is 14*6777b538SAndroid Build Coastguard Worker // running trace event related code. This is used to avoid writing trace events 15*6777b538SAndroid Build Coastguard Worker // re-entrantly. 16*6777b538SAndroid Build Coastguard Worker BASE_EXPORT bool* GetThreadIsInTraceEvent(); 17*6777b538SAndroid Build Coastguard Worker 18*6777b538SAndroid Build Coastguard Worker } // namespace tracing 19*6777b538SAndroid Build Coastguard Worker } // namespace base 20*6777b538SAndroid Build Coastguard Worker 21*6777b538SAndroid Build Coastguard Worker #endif // BASE_TRACING_TRACING_TLS_H_ 22