private static Thread InitializeCurrentThread()
{
Debug.Assert(t_currentThread == null);
var currentThread = new Thread();
Debug.Assert(currentThread._threadState == (int)ThreadState.Unstarted);
ThreadState state = 0;
// The main thread is foreground, other ones are background
if (currentThread._managedThreadId.Id != System.Threading.ManagedThreadId.IdMainThread)
{
state |= ThreadState.Background;
}
else
{
Interlocked.Increment(ref s_foregroundRunningCount);
}
currentThread._threadState = (int)(state | ThreadState.Running);
currentThread.PlatformSpecificInitializeExistingThread();
currentThread._priority = currentThread.GetPriorityLive();
t_currentThread = currentThread;
return(currentThread);
}
// Slow path executed once per thread
private static Thread InitializeExistingThread(bool threadPoolThread)
{
Debug.Assert(t_currentThread == null);
var currentThread = new Thread();
currentThread._managedThreadId = System.Threading.ManagedThreadId.GetCurrentThreadId();
Debug.Assert(currentThread._threadState == (int)ThreadState.Unstarted);
ThreadState state = threadPoolThread ? ThreadPoolThread : 0;
// The main thread is foreground, other ones are background
if (currentThread._managedThreadId.Id != System.Threading.ManagedThreadId.IdMainThread)
{
state |= ThreadState.Background;
}
currentThread._threadState = (int)(state | ThreadState.Running);
currentThread.PlatformSpecificInitializeExistingThread();
currentThread._priority = currentThread.GetPriorityLive();
t_currentThread = currentThread;
if (threadPoolThread)
{
InitializeExistingThreadPoolThread();
}
return(currentThread);
}
