/*
* Initialize and launch process object
*/
bool AbstractTool::startProcess(QProcess &process, const QString &program, const QStringList &args)
{
static AssignProcessToJobObjectFun AssignProcessToJobObjectPtr = NULL;
QMutexLocker lock(m_mutex_startProcess);
emit messageLogged(commandline2string(program, args) + "\n");
QProcessEnvironment env = process.processEnvironment();
if(env.isEmpty()) env = QProcessEnvironment::systemEnvironment();
env.insert("TEMP", QDir::toNativeSeparators(lamexp_temp_folder2()));
env.insert("TMP", QDir::toNativeSeparators(lamexp_temp_folder2()));
process.setProcessEnvironment(env);
if(!AssignProcessToJobObjectPtr)
{
QLibrary Kernel32Lib("kernel32.dll");
AssignProcessToJobObjectPtr = (AssignProcessToJobObjectFun) Kernel32Lib.resolve("AssignProcessToJobObject");
}
process.setProcessChannelMode(QProcess::MergedChannels);
process.setReadChannel(QProcess::StandardOutput);
process.start(program, args);
if(process.waitForStarted())
{
if(AssignProcessToJobObjectPtr)
{
AssignProcessToJobObjectPtr(m_handle_jobObject, process.pid()->hProcess);
}
if(!SetPriorityClass(process.pid()->hProcess, BELOW_NORMAL_PRIORITY_CLASS))
{
SetPriorityClass(process.pid()->hProcess, IDLE_PRIORITY_CLASS);
}
lock.unlock();
if(m_firstLaunch)
{
emit statusUpdated(0);
m_firstLaunch = false;
}
return true;
}
emit messageLogged("Process creation has failed :-(");
QString errorMsg= process.errorString().trimmed();
if(!errorMsg.isEmpty()) emit messageLogged(errorMsg);
process.kill();
process.waitForFinished(-1);
return false;
}
/*
* Initialize and launch process object
*/
bool AbstractTool::startProcess(QProcess &process, const QString &program, const QStringList &args, const QString &workingDir)
{
QMutexLocker lock(&s_startProcessMutex);
if((!s_startProcessTimer.isNull()) && s_startProcessTimer->isValid())
{
qint64 elapsed = s_startProcessTimer->elapsed();
while(elapsed < START_DELAY)
{
lock.unlock();
MUtils::OS::sleep_ms((size_t)(START_DELAY - elapsed));
lock.relock();
elapsed = s_startProcessTimer->elapsed();
}
}
emit messageLogged(commandline2string(program, args) + "\n");
MUtils::init_process(process, workingDir.isEmpty() ? QFileInfo(program).absolutePath() : workingDir);
process.start(program, args);
if(process.waitForStarted())
{
if(!s_jobObjectInstance.isNull())
{
if(!s_jobObjectInstance->addProcessToJob(&process))
{
qWarning("Failed to assign process to job object!");
}
}
MUtils::OS::change_process_priority(&process, -1);
if(m_firstLaunch)
{
emit statusUpdated(0);
m_firstLaunch = false;
}
s_startProcessTimer->start();
return true;
}
emit messageLogged("Process creation has failed :-(");
QString errorMsg= process.errorString().trimmed();
if(!errorMsg.isEmpty()) emit messageLogged(errorMsg);
process.kill();
process.waitForFinished(-1);
s_startProcessTimer->start();
return false;
}
/*
* Initialize and launch process object
*/
bool AbstractTool::startProcess(QProcess &process, const QString &program, const QStringList &args)
{
QMutexLocker lock(&s_mutex_startProcess);
if(lamexp_current_file_time() <= s_lastLaunchTime)
{
lamexp_sleep(START_DELAY);
}
emit messageLogged(commandline2string(program, args) + "\n");
lamexp_init_process(process, QFileInfo(program).absolutePath());
process.start(program, args);
if(process.waitForStarted())
{
if(s_jobObject)
{
if(!s_jobObject->addProcessToJob(&process))
{
qWarning("Failed to assign process to job object!");
}
}
lamexp_change_process_priority(&process, -1);
lock.unlock();
if(m_firstLaunch)
{
emit statusUpdated(0);
m_firstLaunch = false;
}
s_lastLaunchTime = lamexp_current_file_time() + START_DELAY_NANO;
return true;
}
emit messageLogged("Process creation has failed :-(");
QString errorMsg= process.errorString().trimmed();
if(!errorMsg.isEmpty()) emit messageLogged(errorMsg);
process.kill();
process.waitForFinished(-1);
s_lastLaunchTime = lamexp_current_file_time() + START_DELAY_NANO;
return false;
}
bool AbstractTool::startProcess(QProcess &process, const QString &program, const QStringList &args, bool mergeChannels)
{
QMutexLocker lock(&s_mutexStartProcess);
log(commandline2string(program, args) + "\n");
process.setWorkingDirectory(QDir::tempPath());
if(mergeChannels)
{
process.setProcessChannelMode(QProcess::MergedChannels);
process.setReadChannel(QProcess::StandardOutput);
}
else
{
process.setProcessChannelMode(QProcess::SeparateChannels);
process.setReadChannel(QProcess::StandardError);
}
process.start(program, args);
if(process.waitForStarted())
{
m_jobObject->addProcessToJob(&process);
MUtils::OS::change_process_priority(&process, m_preferences->getProcessPriority());
lock.unlock();
return true;
}
log("Process creation has failed :-(");
QString errorMsg= process.errorString().trimmed();
if(!errorMsg.isEmpty()) log(errorMsg);
process.kill();
process.waitForFinished(-1);
return false;
}
