private bool CheckBreakpoint(int handle)
{
BreakEventInfo binfo;
if (!breakpoints.TryGetValue(handle, out binfo))
{
return(true);
}
Breakpoint bp = (Breakpoint)binfo.BreakEvent;
if (!string.IsNullOrEmpty(bp.ConditionExpression) && bp.BreakIfConditionChanges)
{
// Update the condition expression
GdbCommandResult res = RunCommand("-data-evaluate-expression", Escape(bp.ConditionExpression));
string val = res.GetValue("value");
RunCommand("-break-condition", handle.ToString(), "(" + bp.ConditionExpression + ") != " + val);
}
if (!string.IsNullOrEmpty(bp.TraceExpression) && bp.HitAction == HitAction.PrintExpression)
{
GdbCommandResult res = RunCommand("-data-evaluate-expression", Escape(bp.TraceExpression));
string val = res.GetValue("value");
NotifyBreakEventUpdate(binfo, 0, val);
return(false);
}
return(true);
}
private void FireTargetEvent(TargetEventType type, ResultData curFrame, BreakEvent breakEvent = null)
{
UpdateHitCountData();
TargetEventArgs args = new TargetEventArgs(type);
if (type != TargetEventType.TargetExited)
{
GdbCommandResult res = RunCommand("-stack-info-depth");
int fcount = int.Parse(res.GetValue("depth"));
GdbBacktrace bt = new GdbBacktrace(this, activeThread, fcount, curFrame);
args.Backtrace = new Backtrace(bt);
args.Thread = GetThread(activeThread);
args.BreakEvent = breakEvent;
}
if (_suppressEvents && type == TargetEventType.TargetStopped)
{
args.IsStopEvent = true;
TargetStoppedWhenSuppressed?.Invoke(this, args);
}
else
{
OnTargetEvent(args);
}
}
private ObjectValue CreateVarObject(string exp)
{
try
{
session.SelectThread(threadId);
exp = exp.Replace("\"", "\\\"");
GdbCommandResult res = session.RunCommand("-var-create", "-", "*", "\"" + exp + "\"");
if (res.Status == CommandStatus.Done)
{
string vname = res.GetValue("name");
var result = CreateObjectValue(exp, res);
session.RegisterTempVariableObject(vname, result);
return(result);
}
else
{
return(ObjectValue.CreateUnknown(exp));
}
}
catch
{
return(ObjectValue.CreateUnknown(exp));
}
}
protected override Backtrace OnGetThreadBacktrace(long processId, long threadId)
{
ResultData data = SelectThread(threadId);
GdbCommandResult res = RunCommand("-stack-info-depth");
int fcount = int.Parse(res.GetValue("depth"));
GdbBacktrace bt = new GdbBacktrace(this, threadId, fcount, data != null ? data.GetObject("frame") : null);
return(new Backtrace(bt));
}
protected override void OnFinish()
{
SelectThread(activeThread);
GdbCommandResult res = RunCommand("-stack-info-depth", "2");
if (res.GetValue("depth") == "1")
{
RunCommand("-exec-continue");
}
else
{
RunCommand("-stack-select-frame", "0");
RunCommand("-exec-finish");
}
}