119 lines
3.7 KiB
C#
119 lines
3.7 KiB
C#
//
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// System.Threading.Monitor.cs
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//
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// Author:
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// Dick Porter (dick@ximian.com)
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//
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// (C) Ximian, Inc. http://www.ximian.com
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//
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//
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// Copyright (C) 2004 Novell, Inc (http://www.novell.com)
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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using System.Runtime.CompilerServices;
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using System.Runtime.Remoting.Contexts;
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using System.Runtime.ConstrainedExecution;
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using System.Runtime.InteropServices;
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namespace System.Threading
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{
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public static partial class Monitor
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{
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[MethodImplAttribute(MethodImplOptions.InternalCall)]
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extern static bool Monitor_test_synchronised(object obj);
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[MethodImplAttribute(MethodImplOptions.InternalCall)]
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extern static void Monitor_pulse(object obj);
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static void ObjPulse(Object obj)
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{
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if (!Monitor_test_synchronised (obj))
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throw new SynchronizationLockException("Object is not synchronized");
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Monitor_pulse (obj);
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}
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[MethodImplAttribute(MethodImplOptions.InternalCall)]
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extern static void Monitor_pulse_all(object obj);
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static void ObjPulseAll(Object obj)
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{
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if (!Monitor_test_synchronised (obj))
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throw new SynchronizationLockException("Object is not synchronized");
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Monitor_pulse_all (obj);
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}
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[MethodImplAttribute(MethodImplOptions.InternalCall)]
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extern static bool Monitor_wait(object obj, int ms);
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static bool ObjWait(bool exitContext, int millisecondsTimeout, Object obj)
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{
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if (millisecondsTimeout < 0 && millisecondsTimeout != (int) Timeout.Infinite)
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throw new ArgumentOutOfRangeException ("millisecondsTimeout");
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if (!Monitor_test_synchronised (obj))
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throw new SynchronizationLockException ("Object is not synchronized");
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try {
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#if !DISABLE_REMOTING
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if (exitContext)
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SynchronizationAttribute.ExitContext ();
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#endif
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return Monitor_wait (obj, millisecondsTimeout);
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} finally {
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#if !DISABLE_REMOTING
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if (exitContext)
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SynchronizationAttribute.EnterContext ();
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#endif
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}
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}
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[MethodImplAttribute(MethodImplOptions.InternalCall)]
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extern static void try_enter_with_atomic_var (object obj, int millisecondsTimeout, ref bool lockTaken);
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static void ReliableEnterTimeout(Object obj, int timeout, ref bool lockTaken)
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{
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if (obj == null)
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throw new ArgumentNullException ("obj");
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if (timeout < 0 && timeout != (int) Timeout.Infinite)
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throw new ArgumentOutOfRangeException ("millisecondsTimeout");
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try_enter_with_atomic_var (obj, timeout, ref lockTaken);
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}
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static void ReliableEnter(Object obj, ref bool lockTaken)
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{
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ReliableEnterTimeout (obj, (int) Timeout.Infinite, ref lockTaken);
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}
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[MethodImplAttribute(MethodImplOptions.InternalCall)]
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extern static bool Monitor_test_owner (object obj);
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static bool IsEnteredNative(Object obj)
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{
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return Monitor_test_owner (obj);
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}
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}
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}
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