bool Process::Start( int timeout )
{
tstring str = m_Executable;
str += TXT( " " );
str += Helium::CmdLineDelimiters[0];
str += Worker::Args::Worker;
// make our worker wait forever is we were asked to
if ( m_Wait )
{
str += TXT( " " );
str += Helium::CmdLineDelimiters[0];
str += Worker::Args::Wait;
timeout = -1;
}
STARTUPINFO startupInfo;
memset( &startupInfo, 0, sizeof( startupInfo ) );
startupInfo.cb = sizeof( startupInfo );
PROCESS_INFORMATION procInfo;
memset( &procInfo, 0, sizeof( procInfo ) );
DWORD flags = 0;
#ifdef _DEBUG
flags |= CREATE_NEW_CONSOLE;
#else
flags |= CREATE_NO_WINDOW;
#endif
// Start the child process.
if( !m_Debug && !::CreateProcess( NULL, (LPTSTR) str.c_str(), NULL, NULL, FALSE, flags, NULL, NULL, &startupInfo, &procInfo ) )
{
throw Helium::Exception( TXT( "Failed to run '%s' (%s)\n" ), str.c_str(), Helium::GetErrorString().c_str() );
}
else
{
// save this for query later
m_Handle = procInfo.hProcess;
// create the server side of the connection
IPC::PipeConnection* connection = new IPC::PipeConnection ();
// init pipe connection with background process' process id (hex)
tostringstream stream;
if ( m_Debug )
{
stream << TXT( "worker_debug" );
}
else
{
stream << TXT( "worker_" ) << std::hex << GetProcessId( m_Handle );
}
connection->Initialize(true, TXT( "Worker Process Connection" ), stream.str().c_str());
// setup global connection
m_Connection = connection;
// release handles to our new process
::CloseHandle( procInfo.hThread );
// mutex from kill
Helium::MutexScopeLock mutex ( m_KillMutex );
while ( timeout-- != 0 )
{
if ( m_Killed )
{
break;
}
if ( m_Connection && m_Connection->GetState() == IPC::ConnectionStates::Active )
{
break;
}
if ( m_Handle )
{
DWORD code = 0x0;
::GetExitCodeProcess( m_Handle, &code );
if ( code != STILL_ACTIVE )
{
break;
}
}
Sleep( 1 );
}
if ( m_Connection && m_Connection->GetState() != IPC::ConnectionStates::Active )
{
Kill();
return false;
}
return true;
}
}
bool Process::Start( int timeout )
{
std::string str = m_Executable;
str += TXT( " " );
str += Helium::CmdLineDelimiters[0];
str += Worker::Args::Worker;
// make our worker wait forever is we were asked to
if ( m_Wait )
{
str += TXT( " " );
str += Helium::CmdLineDelimiters[0];
str += Worker::Args::Wait;
timeout = -1;
}
// Start the child process.
if( !m_Debug )
{
m_Handle = Spawn( str.c_str() );
if ( m_Handle == 0 )
{
throw Helium::Exception( TXT( "Failed to run '%s' (%s)\n" ), str.c_str(), Helium::GetErrorString().c_str() );
}
// create the server side of the connection
IPC::PipeConnection* connection = new IPC::PipeConnection ();
// init pipe connection with background process' process id (hex)
std::ostringstream stream;
if ( m_Debug )
{
stream << TXT( "worker_debug" );
}
else
{
stream << TXT( "worker_" ) << std::hex << GetProcessId( m_Handle );
}
connection->Initialize(true, TXT( "Worker Process Connection" ), stream.str().c_str());
// setup global connection
m_Connection = connection;
// mutex from kill
Helium::MutexScopeLock mutex ( m_KillMutex );
while ( timeout-- != 0 )
{
if ( m_Killed )
{
break;
}
if ( m_Connection && m_Connection->GetState() == IPC::ConnectionStates::Active )
{
break;
}
if ( m_Handle )
{
if ( !SpawnRunning( m_Handle ) )
{
break;
}
}
Thread::Yield();
}
if ( m_Connection && m_Connection->GetState() != IPC::ConnectionStates::Active )
{
Kill();
return false;
}
return true;
}
return false;
}