Error
ProcessPOSIX::DoDetach(bool keep_stopped)
{
    Error error;
    if (keep_stopped)
    {
        // FIXME: If you want to implement keep_stopped,
        // this would be the place to do it.
        error.SetErrorString("Detaching with keep_stopped true is not currently supported on this platform.");
        return error;
    }

    Mutex::Locker lock(m_thread_list.GetMutex());

    uint32_t thread_count = m_thread_list.GetSize(false);
    for (uint32_t i = 0; i < thread_count; ++i)
    {
        POSIXThread *thread = static_cast<POSIXThread*>(
            m_thread_list.GetThreadAtIndex(i, false).get());
        error = m_monitor->Detach(thread->GetID());
    }

    if (error.Success())
        SetPrivateState(eStateDetached);

    return error;
}
// ProcessPOSIX override
void
ProcessLinux::StopAllThreads(lldb::tid_t stop_tid)
{
    // If a breakpoint occurs while we're stopping threads, we'll get back
    // here, but we don't want to do it again.  Only the MonitorChildProcess
    // thread calls this function, so we don't need to protect this flag.
    if (m_stopping_threads)
      return;
    m_stopping_threads = true;

    Log *log (ProcessPOSIXLog::GetLogIfAllCategoriesSet (POSIX_LOG_PROCESS));
    if (log)
        log->Printf ("ProcessLinux::%s() stopping all threads", __FUNCTION__);

    // Walk the thread list and stop the other threads.  The thread that caused
    // the stop should already be marked as stopped before we get here.
    Mutex::Locker thread_list_lock(m_thread_list.GetMutex());

    uint32_t thread_count = m_thread_list.GetSize(false);
    for (uint32_t i = 0; i < thread_count; ++i)
    {
        POSIXThread *thread = static_cast<POSIXThread*>(
            m_thread_list.GetThreadAtIndex(i, false).get());
        assert(thread);
        lldb::tid_t tid = thread->GetID();
        if (!StateIsStoppedState(thread->GetState(), false))
            m_monitor->StopThread(tid);
    }

    m_stopping_threads = false;

    if (log)
        log->Printf ("ProcessLinux::%s() finished", __FUNCTION__);
}