Panda3D
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mutexDirect.h
00001 // Filename: mutexDirect.h
00002 // Created by:  drose (13Feb06)
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 MUTEXDIRECT_H
00016 #define MUTEXDIRECT_H
00017 
00018 #include "pandabase.h"
00019 #include "mutexTrueImpl.h"
00020 #include "pnotify.h"
00021 
00022 class Thread;
00023 
00024 #ifndef DEBUG_THREADS
00025 
00026 ////////////////////////////////////////////////////////////////////
00027 //       Class : MutexDirect
00028 // Description : This class implements a standard mutex by making
00029 //               direct calls to the underlying implementation layer.
00030 //               It doesn't perform any debugging operations.
00031 ////////////////////////////////////////////////////////////////////
00032 class EXPCL_PANDA_PIPELINE MutexDirect {
00033 protected:
00034   INLINE MutexDirect();
00035   INLINE ~MutexDirect();
00036 private:
00037   INLINE MutexDirect(const MutexDirect &copy);
00038   INLINE void operator = (const MutexDirect &copy);
00039 
00040 PUBLISHED:
00041   BLOCKING INLINE void acquire() const;
00042   BLOCKING INLINE bool try_acquire() const;
00043   INLINE void release() const;
00044   INLINE bool debug_is_locked() const;
00045 
00046   INLINE void set_name(const string &name);
00047   INLINE void clear_name();
00048   INLINE bool has_name() const;
00049   INLINE string get_name() const;
00050 
00051   void output(ostream &out) const;
00052 
00053 private:
00054   MutexTrueImpl _impl;
00055 
00056   friend class ConditionVarDirect;
00057   friend class ConditionVarFullDirect;
00058 };
00059 
00060 INLINE ostream &
00061 operator << (ostream &out, const MutexDirect &m) {
00062   m.output(out);
00063   return out;
00064 }
00065 
00066 #include "mutexDirect.I"
00067 
00068 #endif  // !DEBUG_THREADS
00069 
00070 #endif
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