CrystalSpace

Public API Reference

csutil/threading/win32_thread.h
00001 /*
00002   Copyright (C) 2006 by Marten Svanfeldt
00003 
00004   This library is free software; you can redistribute it and/or
00005   modify it under the terms of the GNU Lesser General Public
00006   License as published by the Free Software Foundation; either
00007   version 2 of the License, or (at your option) any later version.
00008 
00009   This library is distributed in the hope that it will be useful,
00010   but WITHOUT ANY WARRANTY; without even the implied warranty of
00011   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012   Library General Public License for more details.
00013 
00014   You should have received a copy of the GNU Library General Public
00015   License along with this library; if not, write to the Free
00016   Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00017 */
00018 
00019 #ifndef __CS_CSUTIL_THREADING_WIN32_THREAD_H__
00020 #define __CS_CSUTIL_THREADING_WIN32_THREAD_H__
00021 
00022 #include "csutil/sysfunc.h"
00023 
00024 #include "csutil/threading/barrier.h"
00025 
00026 #if !defined(CS_PLATFORM_WIN32)
00027 #error "This file is only for Windows and requires you to include csysdefs.h before"
00028 #else
00029 
00030 namespace CS
00031 {
00032 namespace Threading
00033 {
00034 
00035   enum ThreadPriority;
00036   class Runnable;
00037 
00038 namespace Implementation
00039 {
00040   class ThreadLocalBase;
00041 
00042   // Thread base-class for win32
00043   class CS_CRYSTALSPACE_EXPORT ThreadBase : public CS::Utility::AtomicRefCount
00044   {
00045   public:
00046     ThreadBase (Runnable* runnable);
00047 
00048     ~ThreadBase ();
00049 
00050     void Start ();
00051 
00052     void Stop ();
00053 
00054     bool IsRunning () const;
00055 
00056     bool SetPriority (ThreadPriority prio);
00057     
00058     void Wait () const;
00059 
00060     static void Yield ()
00061     {
00062       csSleep (0);
00063     }
00064 
00065     static CS::Threading::ThreadID GetThreadID ();
00066 
00067     ThreadPriority GetPriority () const
00068     {
00069       return priority;
00070     }
00071 
00072   protected:
00073     friend class ThreadLocalBase;
00074     
00075     // TLS cleanup stuff
00076     static void RegisterTlsInstance (ThreadLocalBase* tls);
00077     static void UnregisterTlsInstance (ThreadLocalBase* tls);
00078     static void CleanupAllTlsInstances ();
00079   private:
00080     csRef<Runnable> runnable;
00081 
00082     mutable void* threadHandle;
00083     uint threadId;
00084 
00085     int32 isRunning;
00086     ThreadPriority priority;
00087     Barrier startupBarrier;
00088 
00089     static unsigned int __stdcall proxyFunc (void* param);
00090   };
00091 
00092 
00093 }
00094 }
00095 }
00096 
00097 #endif // !defined(CS_PLATFORM_WIN32)
00098 
00099 #endif // __CS_CSUTIL_THREADING_WIN32_THREAD_H__

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