Panda3D
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00001 // Filename: conditionVarSimpleImpl.h 00002 // Created by: drose (19Jun07) 00003 // 00004 //////////////////////////////////////////////////////////////////// 00005 // 00006 // PANDA 3D SOFTWARE 00007 // Copyright (c) Carnegie Mellon University. All rights reserved. 00008 // 00009 // All use of this software is subject to the terms of the revised BSD 00010 // license. You should have received a copy of this license along 00011 // with this source code in a file named "LICENSE." 00012 // 00013 //////////////////////////////////////////////////////////////////// 00014 00015 #ifndef CONDITIONVARSIMPLEIMPL_H 00016 #define CONDITIONVARSIMPLEIMPL_H 00017 00018 #include "pandabase.h" 00019 #include "selectThreadImpl.h" 00020 00021 #ifdef THREAD_SIMPLE_IMPL 00022 00023 #include "blockerSimple.h" 00024 #include "mutexTrueImpl.h" 00025 00026 //////////////////////////////////////////////////////////////////// 00027 // Class : ConditionVarSimpleImpl 00028 // Description : Implements a simple condition variable using 00029 // simulated user-space threads. 00030 //////////////////////////////////////////////////////////////////// 00031 class EXPCL_PANDA_PIPELINE ConditionVarSimpleImpl : public BlockerSimple { 00032 public: 00033 INLINE ConditionVarSimpleImpl(MutexTrueImpl &mutex); 00034 INLINE ~ConditionVarSimpleImpl(); 00035 00036 void wait(); 00037 void wait(double timeout); 00038 INLINE void notify(); 00039 INLINE void notify_all(); 00040 00041 private: 00042 void do_notify(); 00043 void do_notify_all(); 00044 00045 MutexTrueImpl &_mutex; 00046 }; 00047 00048 #include "conditionVarSimpleImpl.I" 00049 00050 #endif // THREAD_SIMPLE_IMPL 00051 00052 #endif