mirror of https://github.com/PCSX2/pcsx2.git
151 lines
4.0 KiB
C++
151 lines
4.0 KiB
C++
/*
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* Copyright (C) 2007-2009 Gabest
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* http://www.gabest.org
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*
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* This Program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This Program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Make; see the file COPYING. If not, write to
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* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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*/
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#include "stdafx.h"
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#include "GSThread.h"
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#ifdef _WINDOWS
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InitializeConditionVariablePtr pInitializeConditionVariable;
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WakeConditionVariablePtr pWakeConditionVariable;
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WakeAllConditionVariablePtr pWakeAllConditionVariable;
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SleepConditionVariableSRWPtr pSleepConditionVariableSRW;
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InitializeSRWLockPtr pInitializeSRWLock;
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AcquireSRWLockExclusivePtr pAcquireSRWLockExclusive;
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TryAcquireSRWLockExclusivePtr pTryAcquireSRWLockExclusive;
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ReleaseSRWLockExclusivePtr pReleaseSRWLockExclusive;
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AcquireSRWLockSharedPtr pAcquireSRWLockShared;
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TryAcquireSRWLockSharedPtr pTryAcquireSRWLockShared;
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ReleaseSRWLockSharedPtr pReleaseSRWLockShared;
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class InitCondVar
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{
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HMODULE m_kernel32;
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public:
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InitCondVar()
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{
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m_kernel32 = LoadLibrary("kernel32.dll"); // should not call LoadLibrary from DllMain, but kernel32.dll is the only one guaranteed to be loaded already
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pInitializeConditionVariable = (InitializeConditionVariablePtr)GetProcAddress(m_kernel32, "InitializeConditionVariable");
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pWakeConditionVariable = (WakeConditionVariablePtr)GetProcAddress(m_kernel32, "WakeConditionVariable");
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pWakeAllConditionVariable = (WakeAllConditionVariablePtr)GetProcAddress(m_kernel32, "WakeAllConditionVariable");
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pSleepConditionVariableSRW = (SleepConditionVariableSRWPtr)GetProcAddress(m_kernel32, "SleepConditionVariableSRW");
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pInitializeSRWLock = (InitializeSRWLockPtr)GetProcAddress(m_kernel32, "InitializeSRWLock");
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pAcquireSRWLockExclusive = (AcquireSRWLockExclusivePtr)GetProcAddress(m_kernel32, "AcquireSRWLockExclusive");
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pTryAcquireSRWLockExclusive = (TryAcquireSRWLockExclusivePtr)GetProcAddress(m_kernel32, "TryAcquireSRWLockExclusive");
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pReleaseSRWLockExclusive = (ReleaseSRWLockExclusivePtr)GetProcAddress(m_kernel32, "ReleaseSRWLockExclusive");
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pAcquireSRWLockShared = (AcquireSRWLockSharedPtr)GetProcAddress(m_kernel32, "AcquireSRWLockShared");
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pTryAcquireSRWLockShared = (TryAcquireSRWLockSharedPtr)GetProcAddress(m_kernel32, "TryAcquireSRWLockShared");
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pReleaseSRWLockShared = (ReleaseSRWLockSharedPtr)GetProcAddress(m_kernel32, "ReleaseSRWLockShared");
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}
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virtual ~InitCondVar()
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{
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FreeLibrary(m_kernel32);
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}
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};
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static InitCondVar s_icv;
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#endif
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GSThread::GSThread()
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{
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#ifdef _WINDOWS
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m_ThreadId = 0;
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m_hThread = NULL;
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#else
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#endif
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}
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GSThread::~GSThread()
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{
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CloseThread();
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}
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#ifdef _WINDOWS
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DWORD WINAPI GSThread::StaticThreadProc(void* lpParam)
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{
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((GSThread*)lpParam)->ThreadProc();
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return 0;
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}
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#else
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void* GSThread::StaticThreadProc(void* param)
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{
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((GSThread*)param)->ThreadProc();
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pthread_exit(NULL);
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return NULL;
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}
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#endif
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void GSThread::CreateThread()
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{
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#ifdef _WINDOWS
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m_hThread = ::CreateThread(NULL, 0, StaticThreadProc, (void*)this, 0, &m_ThreadId);
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#else
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pthread_attr_init(&m_thread_attr);
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pthread_create(&m_thread, &m_thread_attr, StaticThreadProc, (void*)this);
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#endif
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}
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void GSThread::CloseThread()
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{
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#ifdef _WINDOWS
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if(m_hThread != NULL)
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{
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if(WaitForSingleObject(m_hThread, 5000) != WAIT_OBJECT_0)
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{
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TerminateThread(m_hThread, 1);
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}
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CloseHandle(m_hThread);
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m_hThread = NULL;
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m_ThreadId = 0;
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}
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#else
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void* ret = NULL;
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pthread_join(m_thread, &ret);
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pthread_attr_destroy(&m_thread_attr);
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#endif
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}
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