Error
ProcessWindows::DoLaunch(Module *exe_module,
ProcessLaunchInfo &launch_info)
{
// Even though m_session_data is accessed here, it is before a debugger thread has been
// kicked off. So there's no race conditions, and it shouldn't be necessary to acquire
// the mutex.
Error result;
if (!launch_info.GetFlags().Test(eLaunchFlagDebug))
{
StreamString stream;
stream.Printf("ProcessWindows unable to launch '%s'. ProcessWindows can only be used for debug launches.",
launch_info.GetExecutableFile().GetPath().c_str());
std::string message = stream.GetString();
result.SetErrorString(message.c_str());
WINERR_IFALL(WINDOWS_LOG_PROCESS, message.c_str());
return result;
}
bool stop_at_entry = launch_info.GetFlags().Test(eLaunchFlagStopAtEntry);
m_session_data.reset(new ProcessWindowsData(stop_at_entry));
SetPrivateState(eStateLaunching);
DebugDelegateSP delegate(new LocalDebugDelegate(shared_from_this()));
m_session_data->m_debugger.reset(new DebuggerThread(delegate));
DebuggerThreadSP debugger = m_session_data->m_debugger;
// Kick off the DebugLaunch asynchronously and wait for it to complete.
result = debugger->DebugLaunch(launch_info);
if (result.Fail())
{
WINERR_IFALL(WINDOWS_LOG_PROCESS, "DoLaunch failed launching '%s'. %s",
launch_info.GetExecutableFile().GetPath().c_str(), result.AsCString());
return result;
}
HostProcess process;
Error error = WaitForDebuggerConnection(debugger, process);
if (error.Fail())
{
WINERR_IFALL(WINDOWS_LOG_PROCESS, "DoLaunch failed launching '%s'. %s",
launch_info.GetExecutableFile().GetPath().c_str(), error.AsCString());
return error;
}
WINLOG_IFALL(WINDOWS_LOG_PROCESS, "DoLaunch successfully launched '%s'",
launch_info.GetExecutableFile().GetPath().c_str());
// We've hit the initial stop. If eLaunchFlagsStopAtEntry was specified, the private state
// should already be set to eStateStopped as a result of hitting the initial breakpoint. If
// it was not set, the breakpoint should have already been resumed from and the private state
// should already be eStateRunning.
launch_info.SetProcessID(process.GetProcessId());
SetID(process.GetProcessId());
return result;
}
Error
ProcessWindows::DoLaunch(Module *exe_module,
ProcessLaunchInfo &launch_info)
{
// Even though m_session_data is accessed here, it is before a debugger thread has been
// kicked off. So there's no race conditions, and it shouldn't be necessary to acquire
// the mutex.
Error result;
if (!launch_info.GetFlags().Test(eLaunchFlagDebug))
{
result.SetErrorString("ProcessWindows can only be used to launch processes for debugging.");
return result;
}
m_session_data.reset(new ProcessWindowsData(launch_info));
SetPrivateState(eStateLaunching);
DebugDelegateSP delegate(new LocalDebugDelegate(shared_from_this()));
m_session_data->m_debugger.reset(new DebuggerThread(delegate));
DebuggerThreadSP debugger = m_session_data->m_debugger;
// Kick off the DebugLaunch asynchronously and wait for it to complete.
result = debugger->DebugLaunch(launch_info);
HostProcess process;
if (result.Success())
{
// Block this function until we receive the initial stop from the process.
if (::WaitForSingleObject(m_session_data->m_initial_stop_event, INFINITE) == WAIT_OBJECT_0)
{
process = debugger->GetProcess();
if (m_session_data->m_launch_error.Fail())
result = m_session_data->m_launch_error;
}
else
result.SetError(::GetLastError(), eErrorTypeWin32);
}
if (!result.Success())
return result;
// We've hit the initial stop. The private state should already be set to stopped as a result
// of encountering the breakpoint exception in ProcessWindows::OnDebugException.
launch_info.SetProcessID(process.GetProcessId());
SetID(process.GetProcessId());
return result;
}