1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/core/logic/thread/PosixThreads.h	Wed May 13 21:55:50 2009 -0400
     1.3 @@ -0,0 +1,115 @@
     1.4 +/**
     1.5 + * vim: set ts=4 :
     1.6 + * =============================================================================
     1.7 + * SourceMod
     1.8 + * Copyright (C) 2004-2008 AlliedModders LLC.  All rights reserved.
     1.9 + * =============================================================================
    1.10 + *
    1.11 + * This program is free software; you can redistribute it and/or modify it under
    1.12 + * the terms of the GNU General Public License, version 3.0, as published by the
    1.13 + * Free Software Foundation.
    1.14 + * 
    1.15 + * This program is distributed in the hope that it will be useful, but WITHOUT
    1.16 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
    1.17 + * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
    1.18 + * details.
    1.19 + *
    1.20 + * You should have received a copy of the GNU General Public License along with
    1.21 + * this program.  If not, see <http://www.gnu.org/licenses/>.
    1.22 + *
    1.23 + * As a special exception, AlliedModders LLC gives you permission to link the
    1.24 + * code of this program (as well as its derivative works) to "Half-Life 2," the
    1.25 + * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
    1.26 + * by the Valve Corporation.  You must obey the GNU General Public License in
    1.27 + * all respects for all other code used.  Additionally, AlliedModders LLC grants
    1.28 + * this exception to all derivative works.  AlliedModders LLC defines further
    1.29 + * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
    1.30 + * or <http://www.sourcemod.net/license.php>.
    1.31 + *
    1.32 + * Version: $Id$
    1.33 + */
    1.34 +
    1.35 +#ifndef _INCLUDE_POSIXTHREADS_H_
    1.36 +#define _INCLUDE_POSIXTHREADS_H_
    1.37 +
    1.38 +#include <pthread.h>
    1.39 +#include "IThreader.h"
    1.40 +
    1.41 +using namespace SourceMod;
    1.42 +
    1.43 +void *Posix_ThreadGate(void *param);
    1.44 +
    1.45 +class PosixThreader : public IThreader
    1.46 +{
    1.47 +public:
    1.48 +	class ThreadHandle : public IThreadHandle
    1.49 +	{
    1.50 +		friend class PosixThreader;
    1.51 +		friend void *Posix_ThreadGate(void *param);
    1.52 +	public:
    1.53 +		ThreadHandle(IThreader *parent, IThread *run, const ThreadParams *params);
    1.54 +		virtual ~ThreadHandle();
    1.55 +	public:
    1.56 +		virtual bool WaitForThread();
    1.57 +		virtual void DestroyThis();
    1.58 +		virtual IThreadCreator *Parent();
    1.59 +		virtual void GetParams(ThreadParams *ptparams);
    1.60 +		virtual ThreadPriority GetPriority();
    1.61 +		virtual bool SetPriority(ThreadPriority prio);
    1.62 +		virtual ThreadState GetState();
    1.63 +		virtual bool Unpause();
    1.64 +	protected:
    1.65 +		IThreader *m_parent;		//Parent handle
    1.66 +		pthread_t m_thread;			//Windows HANDLE	
    1.67 +		ThreadParams m_params;		//Current Parameters
    1.68 +		IThread *m_run;	//Runnable context
    1.69 +		pthread_mutex_t m_statelock;
    1.70 +		pthread_mutex_t m_runlock;
    1.71 +		ThreadState m_state;		//internal state
    1.72 +	};
    1.73 +	class PosixMutex : public IMutex
    1.74 +	{
    1.75 +	public:
    1.76 +		PosixMutex(pthread_mutex_t m) : m_mutex(m)
    1.77 +		{
    1.78 +		};
    1.79 +		virtual ~PosixMutex();
    1.80 +	public:
    1.81 +		virtual bool TryLock();
    1.82 +		virtual void Lock();
    1.83 +		virtual void Unlock();
    1.84 +		virtual void DestroyThis();
    1.85 +	protected:
    1.86 +		pthread_mutex_t m_mutex;
    1.87 +	};
    1.88 +	class PosixEventSignal : public IEventSignal
    1.89 +	{
    1.90 +	public:
    1.91 +		PosixEventSignal();
    1.92 +		virtual ~PosixEventSignal();
    1.93 +	public:
    1.94 +		virtual void Wait();
    1.95 +		virtual void Signal();
    1.96 +		virtual void DestroyThis();
    1.97 +	protected:
    1.98 +		pthread_cond_t m_cond;
    1.99 +		pthread_mutex_t m_mutex;
   1.100 +	};
   1.101 +public:
   1.102 +	IMutex *MakeMutex();
   1.103 +	void MakeThread(IThread *pThread);
   1.104 +	IThreadHandle *MakeThread(IThread *pThread, ThreadFlags flags);
   1.105 +	IThreadHandle *MakeThread(IThread *pThread, const ThreadParams *params);
   1.106 +	void GetPriorityBounds(ThreadPriority &max, ThreadPriority &min);
   1.107 +	void ThreadSleep(unsigned int ms);
   1.108 +	IEventSignal *MakeEventSignal();
   1.109 +	IThreadWorker *MakeWorker(IThreadWorkerCallbacks *hooks, bool threaded);
   1.110 +	void DestroyWorker(IThreadWorker *pWorker);
   1.111 +};
   1.112 +
   1.113 +#if defined SM_DEFAULT_THREADER && !defined SM_MAIN_THREADER
   1.114 +#define SM_MAIN_THREADER PosixThreader;
   1.115 +typedef class PosixThreader MainThreader;
   1.116 +#endif
   1.117 +
   1.118 +#endif //_INCLUDE_POSIXTHREADS_H_