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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #ifndef VM_THREAD_INTERRUPTER_H_ | 5 #ifndef VM_THREAD_INTERRUPTER_H_ |
6 #define VM_THREAD_INTERRUPTER_H_ | 6 #define VM_THREAD_INTERRUPTER_H_ |
7 | 7 |
8 #include "vm/allocation.h" | 8 #include "vm/allocation.h" |
9 #include "vm/signal_handler.h" | 9 #include "vm/signal_handler.h" |
10 #include "vm/os_thread.h" | 10 #include "vm/os_thread.h" |
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33 static void Unregister(); | 33 static void Unregister(); |
34 | 34 |
35 // Interrupt a thread. | 35 // Interrupt a thread. |
36 static void InterruptThread(Thread* thread); | 36 static void InterruptThread(Thread* thread); |
37 | 37 |
38 private: | 38 private: |
39 static const intptr_t kMaxThreads = 4096; | 39 static const intptr_t kMaxThreads = 4096; |
40 static bool initialized_; | 40 static bool initialized_; |
41 static bool shutdown_; | 41 static bool shutdown_; |
42 static bool thread_running_; | 42 static bool thread_running_; |
43 static ThreadId interrupter_thread_id_; | 43 static ThreadJoinId interrupter_thread_id_; |
44 static Monitor* monitor_; | 44 static Monitor* monitor_; |
45 static intptr_t interrupt_period_; | 45 static intptr_t interrupt_period_; |
46 static intptr_t current_wait_time_; | 46 static intptr_t current_wait_time_; |
47 | 47 |
48 static bool InDeepSleep() { | 48 static bool InDeepSleep() { |
49 return current_wait_time_ == Monitor::kNoTimeout; | 49 return current_wait_time_ == Monitor::kNoTimeout; |
50 } | 50 } |
51 | 51 |
52 static void UpdateStateObject(ThreadInterruptCallback callback, void* data); | 52 static void UpdateStateObject(ThreadInterruptCallback callback, void* data); |
53 | 53 |
54 static void ThreadMain(uword parameters); | 54 static void ThreadMain(uword parameters); |
55 | 55 |
56 static void InstallSignalHandler(); | 56 static void InstallSignalHandler(); |
57 | 57 |
58 static void RemoveSignalHandler(); | 58 static void RemoveSignalHandler(); |
59 | 59 |
60 friend class ThreadInterrupterVisitIsolates; | 60 friend class ThreadInterrupterVisitIsolates; |
61 }; | 61 }; |
62 | 62 |
63 void ThreadInterruptNoOp(const InterruptedThreadState& state, void* data); | 63 void ThreadInterruptNoOp(const InterruptedThreadState& state, void* data); |
64 | 64 |
65 } // namespace dart | 65 } // namespace dart |
66 | 66 |
67 #endif // VM_THREAD_INTERRUPTER_H_ | 67 #endif // VM_THREAD_INTERRUPTER_H_ |
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