1 /* 2 * Copyright (C) 2017 The Android Open Source Project 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 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ART_RUNTIME_SUSPEND_REASON_H_ 18 #define ART_RUNTIME_SUSPEND_REASON_H_ 19 20 #include <iosfwd> 21 22 namespace art { 23 24 // The various reasons that we might be suspending a thread. 25 enum class SuspendReason { 26 // Suspending for internal reasons (e.g. GC, stack trace, etc.). 27 // TODO Split this into more descriptive sections. 28 kInternal, 29 // Suspending for debugger (code in Dbg::*, runtime/jdwp/, etc.). 30 kForDebugger, 31 // Suspending due to non-runtime, user controlled, code. (For example Thread#Suspend()). 32 kForUserCode, 33 }; 34 35 std::ostream& operator<<(std::ostream& os, const SuspendReason& thread); 36 37 } // namespace art 38 39 #endif // ART_RUNTIME_SUSPEND_REASON_H_ 40