public DebuggedProcess(string exe, string args, WorkerThread pollThread, EngineCallback callback) { MyLogger.Trace("> DebuggedProcess"); Callback = callback; m_pollThread = pollThread; tempScriptCache = new TempScriptCache(); main = exe; dbgWorkDir = Path.GetDirectoryName(exe); ParseConfig(args); proc = new Process(); if (!dbgConnectOnly) { if (nodeExe == null || !File.Exists(nodeExe)) { System.Windows.Forms.MessageBox.Show("ERROR: node.exe not found.\r\n\r\n" + "Please make sure it is on your %PATH% or installed in default location.\r\n\r\n" + "You can download a copy of Node at http://nodejs.org/", "NodeVsDebugger"); throw new ArgumentException("node.exe not found"); } proc.StartInfo = new ProcessStartInfo { Arguments = string.Format("--debug-brk={0} \"{1}\"", dbgPort, main), FileName = nodeExe, UseShellExecute = false, WorkingDirectory = dbgWorkDir, }; } else { // using fake process and connecting to another machine proc.StartInfo = new ProcessStartInfo { FileName = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.System), @"cmd.exe"), UseShellExecute = false, CreateNoWindow = true, }; } try { proc.Start(); Id = proc.Id; } catch (Exception ex) { System.Windows.Forms.MessageBox.Show("ERROR: starting process\r\n" + ex, "NodeVsDebugger"); throw; } MyLogger.Trace("< DebuggedProcess"); }
// Launches a process by means of the debug engine. // Normally, Visual Studio launches a program using the IDebugPortEx2::LaunchSuspended method and then attaches the debugger // to the suspended program. However, there are circumstances in which the debug engine may need to launch a program // (for example, if the debug engine is part of an interpreter and the program being debugged is an interpreted language), // in which case Visual Studio uses the IDebugEngineLaunch2::LaunchSuspended method // The IDebugEngineLaunch2::ResumeProcess method is called to start the process after the process has been successfully launched in a suspended state. int IDebugEngineLaunch2.LaunchSuspended(string pszServer, IDebugPort2 port, string exe, string args, string dir, string env, string options, enum_LAUNCH_FLAGS launchFlags, uint hStdInput, uint hStdOutput, uint hStdError, IDebugEventCallback2 ad7Callback, out IDebugProcess2 process) { //Debug.Assert(Worker.MainThreadId == Worker.CurrentThreadId); Debug.Assert(m_pollThread == null); Debug.Assert(m_engineCallback == null); Debug.Assert(m_debuggedProcess == null); Debug.Assert(m_ad7ProgramId == Guid.Empty); process = null; try { // We are being asked to debug a process when we currently aren't debugging anything m_pollThread = new WorkerThread(); m_engineCallback = new EngineCallback(this, ad7Callback); // Complete the win32 attach on the poll thread m_pollThread.RunOperation(() => m_debuggedProcess = new DebuggedProcess(exe, args, m_pollThread, Callback)); var adProcessId = new AD_PROCESS_ID { ProcessIdType = (uint)enum_AD_PROCESS_ID.AD_PROCESS_ID_SYSTEM, dwProcessId = (uint)m_debuggedProcess.Id }; EngineUtils.RequireOk(port.GetProcess(adProcessId, out process)); return Constants.S_OK; } catch (Exception e) { return EngineUtils.UnexpectedException(e); } }
// Called by the SDM to indicate that a synchronous debug event, previously sent by the DE to the SDM, // was received and processed. The only event the sample engine sends in this fashion is Program Destroy. // It responds to that event by shutting down the engine. int IDebugEngine2.ContinueFromSynchronousEvent(IDebugEvent2 eventObject) { //Debug.Assert(Worker.MainThreadId == Worker.CurrentThreadId); try { if (eventObject is AD7ProgramDestroyEvent) { var pollThread = m_pollThread; var debuggedProcess = m_debuggedProcess; m_engineCallback = null; m_debuggedProcess = null; m_pollThread = null; m_ad7ProgramId = Guid.Empty; debuggedProcess.Terminate(); pollThread.Close(); } else { Debug.Fail("Unknown syncronious event"); } } catch (Exception e) { return EngineUtils.UnexpectedException(e); } return Constants.S_OK; }