1 files changed, 24 insertions, 0 deletions
diff --git a/src/mscorlib/shared/System/Threading/ThreadState.cs b/src/mscorlib/shared/System/Threading/ThreadState.cs
new file mode 100644
index 0000000000..4bf3b5184d
--- /dev/null
+++ b/src/mscorlib/shared/System/Threading/ThreadState.cs
@@ -0,0 +1,24 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+namespace System.Threading
+{
+    [Flags]
+    public enum ThreadState
+    {
+        /*=========================================================================
+        ** Constants for thread states.
+        =========================================================================*/
+        Running = 0,
+        StopRequested = 1,
+        SuspendRequested = 2,
+        Background = 4,
+        Unstarted = 8,
+        Stopped = 16,
+        WaitSleepJoin = 32,
+        Suspended = 64,
+        AbortRequested = 128,
+        Aborted = 256
+    }
+}