Remove netcore/ directory from the mono/mono repository. (#20361)

1 files changed, 0 insertions, 88 deletions

diff --git a/netcore/System.Private.CoreLib/shared/System/Threading/Semaphore.Windows.cs b/netcore/System.Private.CoreLib/shared/System/Threading/Semaphore.Windows.cs
deleted file mode 100644
index 0d17f79bdaa..00000000000
--- a/netcore/System.Private.CoreLib/shared/System/Threading/Semaphore.Windows.cs
+++ /dev/null
@@ -1,88 +0,0 @@
-// 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.
-
-using Microsoft.Win32.SafeHandles;
-using System.Diagnostics;
-using System.IO;
-using System.Runtime.InteropServices;
-
-namespace System.Threading
-{
-    public sealed partial class Semaphore
-    {
-        private const uint AccessRights = (uint)Interop.Kernel32.MAXIMUM_ALLOWED | Interop.Kernel32.SYNCHRONIZE | Interop.Kernel32.SEMAPHORE_MODIFY_STATE;
-
-        private Semaphore(SafeWaitHandle handle)
-        {
-            SafeWaitHandle = handle;
-        }
-
-        private void CreateSemaphoreCore(int initialCount, int maximumCount, string? name, out bool createdNew)
-        {
-            Debug.Assert(initialCount >= 0);
-            Debug.Assert(maximumCount >= 1);
-            Debug.Assert(initialCount <= maximumCount);
-
-#if !PLATFORM_WINDOWS
-            if (name != null)
-                throw new PlatformNotSupportedException(SR.PlatformNotSupported_NamedSynchronizationPrimitives);
-#endif
-            SafeWaitHandle myHandle = Interop.Kernel32.CreateSemaphoreEx(IntPtr.Zero, initialCount, maximumCount, name, 0, AccessRights);
-
-            int errorCode = Marshal.GetLastWin32Error();
-            if (myHandle.IsInvalid)
-            {
-                if (!string.IsNullOrEmpty(name) && errorCode == Interop.Errors.ERROR_INVALID_HANDLE)
-                    throw new WaitHandleCannotBeOpenedException(
-                        SR.Format(SR.Threading_WaitHandleCannotBeOpenedException_InvalidHandle, name));
-
-                throw Win32Marshal.GetExceptionForLastWin32Error();
-            }
-            createdNew = errorCode != Interop.Errors.ERROR_ALREADY_EXISTS;
-            this.SafeWaitHandle = myHandle;
-        }
-
-        private static OpenExistingResult OpenExistingWorker(string name, out Semaphore? result)
-        {
-#if PLATFORM_WINDOWS
-            if (name == null)
-                throw new ArgumentNullException(nameof(name));
-            if (name.Length == 0)
-                throw new ArgumentException(SR.Argument_EmptyName, nameof(name));
-
-            // Pass false to OpenSemaphore to prevent inheritedHandles
-            SafeWaitHandle myHandle = Interop.Kernel32.OpenSemaphore(AccessRights, false, name);
-
-            if (myHandle.IsInvalid)
-            {
-                result = null;
-                int errorCode = Marshal.GetLastWin32Error();
-
-                if (errorCode == Interop.Errors.ERROR_FILE_NOT_FOUND || errorCode == Interop.Errors.ERROR_INVALID_NAME)
-                    return OpenExistingResult.NameNotFound;
-                if (errorCode == Interop.Errors.ERROR_PATH_NOT_FOUND)
-                    return OpenExistingResult.PathNotFound;
-                if (!string.IsNullOrEmpty(name) && errorCode == Interop.Errors.ERROR_INVALID_HANDLE)
-                    return OpenExistingResult.NameInvalid;
-                // this is for passed through NativeMethods Errors
-                throw Win32Marshal.GetExceptionForLastWin32Error();
-            }
-
-            result = new Semaphore(myHandle);
-            return OpenExistingResult.Success;
-#else
-            throw new PlatformNotSupportedException(SR.PlatformNotSupported_NamedSynchronizationPrimitives);
-#endif
-        }
-
-        private int ReleaseCore(int releaseCount)
-        {
-            int previousCount;
-            if (!Interop.Kernel32.ReleaseSemaphore(SafeWaitHandle!, releaseCount, out previousCount))
-                throw new SemaphoreFullException();
-
-            return previousCount;
-        }
-    }
-}