thread.h

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00001 /* $Id: thread.h 17776 2009-10-15 17:41:06Z rubidium $ */
00002 
00003 /*
00004  * This file is part of OpenTTD.
00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
00008  */
00009 
00012 #ifndef THREAD_H
00013 #define THREAD_H
00014 
00015 typedef void (*OTTDThreadFunc)(void *);
00016 
00017 class OTTDThreadExitSignal { };
00018 
00022 class ThreadObject {
00023 public:
00027   virtual ~ThreadObject() {};
00028 
00032   virtual bool Exit() = 0;
00033 
00037   virtual void Join() = 0;
00038 
00047   static bool New(OTTDThreadFunc proc, void *param, ThreadObject **thread = NULL);
00048 };
00049 
00053 class ThreadMutex {
00054 public:
00055   static ThreadMutex *New();
00056 
00060   virtual ~ThreadMutex() {};
00061 
00065   virtual void BeginCritical() = 0;
00066 
00070   virtual void EndCritical() = 0;
00071 
00078   virtual void WaitForSignal() = 0;
00079 
00083   virtual void SendSignal() = 0;
00084 };
00085 
00086 #endif /* THREAD_H */

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