/// <inheritdoc />
public AttachDebuggerResult AttachToProcess(Process process)
{
if (process == null)
{
throw new ArgumentNullException("process");
}
AttachDebuggerResult result = AttachDebuggerResult.CouldNotAttach;
try
{
IVisualStudio visualStudio = GetVisualStudio(true, logger);
if (visualStudio != null)
{
visualStudio.Call(dte =>
{
EnvDTE.Process dteProcess = FindProcess(dte.Debugger.DebuggedProcesses, process);
if (dteProcess != null)
{
result = AttachDebuggerResult.AlreadyAttached;
}
else
{
dteProcess = FindProcess(dte.Debugger.LocalProcesses, process);
if (dteProcess != null)
{
Process2 dteProcess2 = dteProcess as Process2;
Debugger2 dteDebugger2 = dte.Debugger as Debugger2;
if (dteProcess2 != null && dteDebugger2 != null)
{
IList <Guid> engineGuids = GetEngineGuids();
Engine[] engines = GetEngines(dteDebugger2, engineGuids);
dteProcess2.Attach2(engines);
}
else
{
dteProcess.Attach();
}
result = AttachDebuggerResult.Attached;
}
else
{
logger.Log(LogSeverity.Debug, "Failed to attach Visual Studio debugger to process because it was not found in the LocalProcesses list.");
}
}
});
}
}
catch (VisualStudioException ex)
{
logger.Log(LogSeverity.Debug, "Failed to attach Visual Studio debugger to process.", ex);
}
return(result);
}
private static bool AttachToProcess(Process processOutput, EnvDTE.Process process, Guid[] engines = null)
{
// Retry the attach itself 3 times before displaying a Retry/Cancel
// dialog to the user.
var dte = process.DTE;
dte.SuppressUI = true;
try {
try {
if (engines == null)
{
process.Attach();
}
else
{
var process3 = process as EnvDTE90.Process3;
if (process3 == null)
{
return(false);
}
process3.Attach2(engines.Select(engine => engine.ToString("B")).ToArray());
}
return(true);
} catch (COMException) {
if (processOutput.WaitForExit(500))
{
// Process exited while we were trying
return(false);
}
}
} finally {
dte.SuppressUI = false;
}
// Another attempt, but display UI.
process.Attach();
return(true);
}