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// ==============================================================
// This file is part of Glest Shared Library (www.glest.org)
//
// Copyright (C) 2009-2010 Titus Tscharntke (info@titusgames.de) and
// Mark Vejvoda (mark_vejvoda@hotmail.com)
//
// You can redistribute this code and/or modify it under
// the terms of the GNU General Public License as published
// by the Free Software Foundation; either version 2 of the
// License, or (at your option) any later version
// ==============================================================
#include "base_thread.h"
#include "platform_common.h"
#include "util.h"
#include "conversion.h"
#include "platform_util.h"
#include <time.h>
using namespace Shared::Util;
namespace Shared { namespace PlatformCommon {
Mutex BaseThread::mutexMasterThreadList;
std::map<void *,int> BaseThread::masterThreadList;
BaseThread::BaseThread() : Thread(),
mutexRunning(new Mutex(CODE_AT_LINE)),
mutexQuit(new Mutex(CODE_AT_LINE)),
mutexBeginExecution(new Mutex(CODE_AT_LINE)),
mutexDeleteSelfOnExecutionDone(new Mutex(CODE_AT_LINE)),
mutexThreadObjectAccessor(new Mutex(CODE_AT_LINE)),
mutexThreadOwnerValid(new Mutex(CODE_AT_LINE)),
mutexExecutingTask(new Mutex(CODE_AT_LINE)),
mutexStarted(new Mutex(CODE_AT_LINE)),
ptr(NULL), genericData(NULL) {
if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d]\n",__FILE__,__FUNCTION__,__LINE__);
ptr = this;
MutexSafeWrapper safeMutexMasterList(&mutexMasterThreadList);
masterThreadList[ptr]++;
safeMutexMasterList.ReleaseLock();
uniqueID = "base_thread";
setQuitStatus(false);
setRunningStatus(false);
setStarted(false);
setHasBeginExecution(false);
setExecutingTask(false);
setDeleteSelfOnExecutionDone(false);
setThreadOwnerValid(true);
if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d]\n",__FILE__,__FUNCTION__,__LINE__);
}
Mutex * BaseThread::getMutexThreadObjectAccessor() {
return mutexThreadObjectAccessor;
}
BaseThread::~BaseThread() {
//printf("In ~BaseThread Line: %d uniqueID [%s]\n",__LINE__,uniqueID.c_str());
if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] uniqueID [%s]\n",__FILE__,__FUNCTION__,__LINE__,uniqueID.c_str());
//BaseThread *base_thread = dynamic_cast<BaseThread *>(this);
if(this->getStarted() == false) {
time_t elapsed = time(NULL);
for(;this->getStarted() == false &&
difftime((long int)time(NULL),elapsed) <= 3;) {
sleep(5);
}
}
if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] uniqueID [%s]\n",__FILE__,__FUNCTION__,__LINE__,uniqueID.c_str());
bool ret = shutdownAndWait();
if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] uniqueID [%s] ret [%d] END\n",__FILE__,__FUNCTION__,__LINE__,uniqueID.c_str(),ret);
//printf("In ~BaseThread Line: %d uniqueID [%s]\n",__LINE__,uniqueID.c_str());
MutexSafeWrapper safeMutexMasterList(&mutexMasterThreadList);
//printf("In ~BaseThread Line: %d uniqueID [%s]\n",__LINE__,uniqueID.c_str());
if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] uniqueID [%s] ret [%d] END\n",__FILE__,__FUNCTION__,__LINE__,uniqueID.c_str(),ret);
//printf("In ~BaseThread Line: %d uniqueID [%s]\n",__LINE__,uniqueID.c_str());
if(masterThreadList.find(this) == masterThreadList.end()) {
if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] uniqueID [%s] ret [%d] END\n",__FILE__,__FUNCTION__,__LINE__,uniqueID.c_str(),ret);
char szBuf[8096]="";
snprintf(szBuf,8096,"invalid thread delete for ptr: %p",this);
throw megaglest_runtime_error(szBuf);
}
if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] uniqueID [%s] ret [%d] END\n",__FILE__,__FUNCTION__,__LINE__,uniqueID.c_str(),ret);
//printf("In ~BaseThread Line: %d uniqueID [%s]\n",__LINE__,uniqueID.c_str());
masterThreadList[this]--;
if(masterThreadList[this] <= 0) {
if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] uniqueID [%s] ret [%d] END\n",__FILE__,__FUNCTION__,__LINE__,uniqueID.c_str(),ret);
masterThreadList.erase(this);
}
//printf("In ~BaseThread Line: %d uniqueID [%s]\n",__LINE__,uniqueID.c_str());
if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] uniqueID [%s] ret [%d] END\n",__FILE__,__FUNCTION__,__LINE__,uniqueID.c_str(),ret);
safeMutexMasterList.ReleaseLock();
if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] uniqueID [%s] ret [%d] END\n",__FILE__,__FUNCTION__,__LINE__,uniqueID.c_str(),ret);
delete mutexRunning;
mutexRunning = NULL;
delete mutexQuit;
mutexQuit = NULL;
delete mutexBeginExecution;
mutexBeginExecution = NULL;
delete mutexDeleteSelfOnExecutionDone;
mutexDeleteSelfOnExecutionDone = NULL;
delete mutexThreadObjectAccessor;
mutexThreadObjectAccessor = NULL;
delete mutexThreadOwnerValid;
mutexThreadOwnerValid = NULL;
delete mutexExecutingTask;
mutexExecutingTask = NULL;
delete mutexStarted;
mutexStarted = NULL;
//printf("In ~BaseThread Line: %d uniqueID [%s] [%p]\n",__LINE__,uniqueID.c_str(),this);
}
bool BaseThread::getStarted() {
static string mutexOwnerId = CODE_AT_LINE;
MutexSafeWrapper safeMutex(mutexStarted,mutexOwnerId);
mutexStarted->setOwnerId(mutexOwnerId);
bool retval = started;
safeMutex.ReleaseLock();
return retval;
}
void BaseThread::setStarted(bool value) {
if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] uniqueID [%s]\n",__FILE__,__FUNCTION__,__LINE__,uniqueID.c_str());
static string mutexOwnerId = CODE_AT_LINE;
MutexSafeWrapper safeMutex(mutexStarted,mutexOwnerId);
mutexStarted->setOwnerId(mutexOwnerId);
started = value;
safeMutex.ReleaseLock();
if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] uniqueID [%s]\n",__FILE__,__FUNCTION__,__LINE__,uniqueID.c_str());
}
bool BaseThread::isThreadDeleted(void *ptr) {
bool result = false;
MutexSafeWrapper safeMutexMasterList(&mutexMasterThreadList);
if(masterThreadList.find(ptr) != masterThreadList.end()) {
result = (masterThreadList[ptr] <= 0);
}
safeMutexMasterList.ReleaseLock();
return result;
}
Mutex * BaseThread::getMutexThreadOwnerValid() {
if(getThreadOwnerValid() == true) {
return mutexThreadOwnerValid;
}
return NULL;
}
void BaseThread::setThreadOwnerValid(bool value) {
static string mutexOwnerId = CODE_AT_LINE;
MutexSafeWrapper safeMutex(mutexThreadOwnerValid,mutexOwnerId);
mutexThreadOwnerValid->setOwnerId(mutexOwnerId);
threadOwnerValid = value;
safeMutex.ReleaseLock();
}
bool BaseThread::getThreadOwnerValid() {
//bool ret = false;
static string mutexOwnerId = CODE_AT_LINE;
MutexSafeWrapper safeMutex(mutexThreadOwnerValid,mutexOwnerId);
//mutexThreadOwnerValid.setOwnerId(mutexOwnerId);
bool ret = threadOwnerValid;
safeMutex.ReleaseLock();
return ret;
}
void BaseThread::signalQuit() {
setQuitStatus(true);
}
void BaseThread::setQuitStatus(bool value) {
if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] uniqueID [%s]\n",__FILE__,__FUNCTION__,__LINE__,uniqueID.c_str());
static string mutexOwnerId = CODE_AT_LINE;
MutexSafeWrapper safeMutex(mutexQuit,mutexOwnerId);
mutexQuit->setOwnerId(mutexOwnerId);
quit = value;
safeMutex.ReleaseLock();
if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] uniqueID [%s]\n",__FILE__,__FUNCTION__,__LINE__,uniqueID.c_str());
}
bool BaseThread::getQuitStatus() {
//bool retval = false;
static string mutexOwnerId = CODE_AT_LINE;
MutexSafeWrapper safeMutex(mutexQuit,mutexOwnerId);
//mutexQuit.setOwnerId(mutexOwnerId);
bool retval = quit;
safeMutex.ReleaseLock();
return retval;
}
bool BaseThread::getHasBeginExecution() {
//bool retval = false;
static string mutexOwnerId = CODE_AT_LINE;
MutexSafeWrapper safeMutex(mutexBeginExecution,mutexOwnerId);
//mutexBeginExecution.setOwnerId(mutexOwnerId);
bool retval = hasBeginExecution;
safeMutex.ReleaseLock();
return retval;
}
void BaseThread::setHasBeginExecution(bool value) {
if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] uniqueID [%s]\n",__FILE__,__FUNCTION__,__LINE__,uniqueID.c_str());
static string mutexOwnerId = CODE_AT_LINE;
MutexSafeWrapper safeMutex(mutexBeginExecution,mutexOwnerId);
mutexBeginExecution->setOwnerId(mutexOwnerId);
hasBeginExecution = value;
safeMutex.ReleaseLock();
if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] uniqueID [%s]\n",__FILE__,__FUNCTION__,__LINE__,uniqueID.c_str());
}
bool BaseThread::getRunningStatus() {
//bool retval = false;
static string mutexOwnerId = CODE_AT_LINE;
MutexSafeWrapper safeMutex(mutexRunning,mutexOwnerId);
bool retval = running;
safeMutex.ReleaseLock();
if(retval == false) {
retval = !getHasBeginExecution();
}
return retval;
}
void BaseThread::setRunningStatus(bool value) {
static string mutexOwnerId = CODE_AT_LINE;
MutexSafeWrapper safeMutex(mutexRunning,mutexOwnerId);
mutexRunning->setOwnerId(mutexOwnerId);
running = value;
if(value == true) {
setHasBeginExecution(true);
}
safeMutex.ReleaseLock();
}
void BaseThread::setExecutingTask(bool value) {
static string mutexOwnerId = CODE_AT_LINE;
MutexSafeWrapper safeMutex(mutexExecutingTask,mutexOwnerId);
mutexExecutingTask->setOwnerId(mutexOwnerId);
executingTask = value;
safeMutex.ReleaseLock();
}
bool BaseThread::getExecutingTask() {
//bool retval = false;
static string mutexOwnerId = CODE_AT_LINE;
MutexSafeWrapper safeMutex(mutexExecutingTask,mutexOwnerId);
bool retval = executingTask;
safeMutex.ReleaseLock();
return retval;
}
bool BaseThread::getDeleteSelfOnExecutionDone() {
//bool retval = false;
static string mutexOwnerId = CODE_AT_LINE;
MutexSafeWrapper safeMutex(mutexDeleteSelfOnExecutionDone,mutexOwnerId);
bool retval = deleteSelfOnExecutionDone;
safeMutex.ReleaseLock();
return retval;
}
void BaseThread::setDeleteSelfOnExecutionDone(bool value) {
static string mutexOwnerId = CODE_AT_LINE;
MutexSafeWrapper safeMutex(mutexDeleteSelfOnExecutionDone,mutexOwnerId);
mutexDeleteSelfOnExecutionDone->setOwnerId(mutexOwnerId);
deleteSelfOnExecutionDone = value;
}
void BaseThread::deleteSelfIfRequired() {
if(getDeleteSelfOnExecutionDone() == true) {
if(isThreadDeleted(this->ptr) == false) {
this->setDeleteAfterExecute(true);
}
return;
}
}
bool BaseThread::canShutdown(bool deleteSelfIfShutdownDelayed) {
return true;
}
bool BaseThread::shutdownAndWait(BaseThread *pThread) {
bool ret = false;
if(pThread != NULL) {
ret = pThread->shutdownAndWait();
}
return ret;
}
bool BaseThread::shutdownAndWait() {
bool ret = true;
BaseThread *pThread = this;
//string uniqueID = (pThread != NULL ? pThread->getUniqueID() : "?");
string uniqueID = pThread->getUniqueID();
if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] uniqueID [%s]\n",__FILE__,__FUNCTION__,__LINE__,uniqueID.c_str());
//if(pThread != NULL) {
if(pThread->getRunningStatus() == true) {
if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] uniqueID [%s]\n",__FILE__,__FUNCTION__,__LINE__,uniqueID.c_str());
pThread->signalQuit();
sleep(0);
ret = false;
int maxWaitSeconds = 5;
if(pThread->canShutdown() == false) {
maxWaitSeconds = 2;
}
for( time_t elapsed = time(NULL); difftime(time(NULL),elapsed) <= maxWaitSeconds; ) {
if(pThread->getRunningStatus() == false) {
ret = true;
break;
}
sleep(0);
}
if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] uniqueID [%s]\n",__FILE__,__FUNCTION__,__LINE__,uniqueID.c_str());
sleep(0);
}
//}
if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d] uniqueID [%s] ret [%d] END\n",__FILE__,__FUNCTION__,__LINE__,uniqueID.c_str(),ret);
return ret;
}
}}//end namespace
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