public bool DivertToEmulation(object op, int arg, int LMIndex)
{
LMMMLingo.OpDesc opd = (LMMMLingo.OpDesc)op;
commlog.TraceInformation(opd.ToString() + "(" + arg + ":" + LMIndex + ")");
return(true);
}
protected void CommandPrompt(Thread t = null)
{
// dev note: this Ctrl-C handler does not work when vshost is active in the dev env
Console.CancelKeyPress += new ConsoleCancelEventHandler(LiveDAQCtrlCHandler);
Console.TreatControlCAsInput = false;
string line = "";
bool keepGoing = true;
bool explicitPrompt = (t == null);
Console.WriteLine(NC.App.AbbrName + "> command prompt " + NC.App.Config.VersionString + " (press CTRL+Z to exit):");
Console.WriteLine();
Console.Write(NC.App.AbbrName + "> ");
NC.App.Opstate.SOH = NCC.OperatingState.Living;
do
{
if ((t != null) && !Console.KeyAvailable && !explicitPrompt)
{
keepGoing = !t.Join(100); // when the batch op thread ends, we're out of the prompt loop, unless we asked for the prompt. "prompt with wait sync point approach"
}
else
{
line = Console.ReadLine();
if (line != null && (line.Length > 0))
{
string tline = line.Trim();
LMMMLingo.OpDesc cmdt = new LMMMLingo.OpDesc(true);
LMMMComm.CommandPromptMatchPrefix(tline, ref cmdt);
if (LMMMLingo.Tokens.unknown == cmdt.tok)
{
Console.WriteLine(NC.App.AbbrName + "> skipping '" + tline + "', \r\n enter 'help' for valid commands");
}
else
{
Thread pnt = LMMMComm.ProcessUserCommand(cmdt, tline, this, ref keepGoing);
if (t == null)
{
t = pnt;
}
Console.Write(NC.App.AbbrName + ">");
}
}
else
{
Console.Write(NC.App.AbbrName + "> ");
}
}
} while (line != null && keepGoing);
// Issue: user quits operations via cmd prompt but system is still going waiting for HV or file or DAQ analysis to complete.
// todo: Solution 1 (todo): prevent exit if waiting HVCalib or Assay operations to complete, pend woud occur in ProcessUserCommand above or around it via a polling loop
// Solution 2 (below): to use the cancellation token here, provided that t is non-null & user typed quit to prompt, so need to stop LMMM and stop the pending thread represented by t, if possible.
if (NC.App.Opstate.SOH == NCC.OperatingState.Living && t != null && line.ToLower().StartsWith("quit"))
{
CancelCurrentAction();
// todo: test this, might need to wait on it or kill it or something
if (t.IsAlive)
{
t.Abort(); // messy and likely to fail if sub-threads are pending
}
}
}
