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Imported Upstream version 4.6.0.125

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Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2016-08-03 10:59:49 +00:00
parent a569aebcfd
commit e79aa3c0ed
17047 changed files with 3137615 additions and 392334 deletions
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1618
mcs/class/corlib/System.Threading/ChangeLog
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File diff suppressed because it is too large Load Diff

18
mcs/class/corlib/System.Threading/EventWaitHandle.cs
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@ -195,7 +195,7 @@ namespace System.Threading
lock (this) {
CheckDisposed ();
return (NativeEventCalls.ResetEvent_internal (Handle));
return NativeEventCalls.ResetEvent (SafeWaitHandle);
}
}
@ -204,9 +204,23 @@ namespace System.Threading
lock (this) {
CheckDisposed ();
return (NativeEventCalls.SetEvent_internal (Handle));
return NativeEventCalls.SetEvent (SafeWaitHandle);
}
}
internal void CheckDisposed ()
{
if (disposed)
throw new ObjectDisposedException (GetType ().FullName);
}
bool disposed;
protected override void Dispose(bool explicitDisposing)
{
base.Dispose (explicitDisposing);
disposed = true;
}
#if !NET_2_1
public void SetAccessControl (EventWaitHandleSecurity eventSecurity)
{

191
mcs/class/corlib/System.Threading/Monitor.cs
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@ -37,205 +37,82 @@ using System.Runtime.InteropServices;
namespace System.Threading
{
[ComVisible (true)]
public static class Monitor
public static partial class Monitor
{
// Grabs the mutex on object 'obj', with a maximum
// wait time 'ms' but doesn't block - if it can't get
// the lock it returns false, true if it can
[MethodImplAttribute(MethodImplOptions.InternalCall)]
private extern static bool Monitor_try_enter(object obj, int ms);
extern static bool Monitor_test_synchronised(object obj);
// Enter/Exit are implemented directly as icalls for performance reasons
// Acquires the mutex on object 'obj'
[MethodImplAttribute(MethodImplOptions.InternalCall)]
public extern static void Enter(object obj);
extern static void Monitor_pulse(object obj);
// Releases the mutex on object 'obj'
[ReliabilityContractAttribute (Consistency.WillNotCorruptState, Cer.Success)]
[MethodImplAttribute(MethodImplOptions.InternalCall)]
public extern static void Exit(object obj);
// Signals one of potentially many objects waiting on
// object 'obj'
[MethodImplAttribute(MethodImplOptions.InternalCall)]
private extern static void Monitor_pulse(object obj);
// Checks whether object 'obj' is currently synchronised
[MethodImplAttribute(MethodImplOptions.InternalCall)]
private extern static bool Monitor_test_synchronised(object obj);
public static void Pulse(object obj) {
if(obj==null) {
throw new ArgumentNullException("obj");
}
if(Monitor_test_synchronised(obj)==false) {
static void ObjPulse(Object obj)
{
if (!Monitor_test_synchronised (obj))
throw new SynchronizationLockException("Object is not synchronized");
}
Monitor_pulse(obj);
Monitor_pulse (obj);
}
// Signals all of potentially many objects waiting on
// object 'obj'
[MethodImplAttribute(MethodImplOptions.InternalCall)]
private extern static void Monitor_pulse_all(object obj);
extern static void Monitor_pulse_all(object obj);
public static void PulseAll(object obj) {
if(obj==null) {
throw new ArgumentNullException("obj");
}
if(Monitor_test_synchronised(obj)==false) {
static void ObjPulseAll(Object obj)
{
if (!Monitor_test_synchronised (obj))
throw new SynchronizationLockException("Object is not synchronized");
}
Monitor_pulse_all(obj);
Monitor_pulse_all (obj);
}
public static bool TryEnter (object obj)
{
return TryEnter (obj, 0);
}
public static bool TryEnter (object obj, int millisecondsTimeout)
{
if (obj == null)
throw new ArgumentNullException ("obj");
if (millisecondsTimeout == Timeout.Infinite) {
Enter (obj);
return true;
}
if (millisecondsTimeout < 0)
throw new ArgumentException ("negative value for millisecondsTimeout", "millisecondsTimeout");
return Monitor_try_enter (obj, millisecondsTimeout);
}
public static bool TryEnter (object obj, TimeSpan timeout)
{
long ms = (long) timeout.TotalMilliseconds;
if (ms < Timeout.Infinite || ms > Int32.MaxValue)
throw new ArgumentOutOfRangeException ("timeout", "timeout out of range");
return TryEnter (obj, (int) ms);
}
// Waits for a signal on object 'obj' with maximum
// wait time 'ms'. Returns true if the object was
// signalled, false if it timed out
[MethodImplAttribute(MethodImplOptions.InternalCall)]
private extern static bool Monitor_wait(object obj, int ms);
extern static bool Monitor_wait(object obj, int ms);
public static bool Wait (object obj)
static bool ObjWait(bool exitContext, int millisecondsTimeout, Object obj)
{
return Wait (obj, Timeout.Infinite);
}
public static bool Wait (object obj, int millisecondsTimeout)
{
if (obj == null)
throw new ArgumentNullException ("obj");
if (millisecondsTimeout < Timeout.Infinite)
throw new ArgumentOutOfRangeException ("millisecondsTimeout", "timeout out of range");
if (millisecondsTimeout < 0 && millisecondsTimeout != (int) Timeout.Infinite)
throw new ArgumentOutOfRangeException ("millisecondsTimeout");
if (!Monitor_test_synchronised (obj))
throw new SynchronizationLockException ("Object is not synchronized");
return Monitor_wait (obj, millisecondsTimeout);
}
public static bool Wait (object obj, TimeSpan timeout)
{
long ms = (long) timeout.TotalMilliseconds;
if (ms < Timeout.Infinite || ms > Int32.MaxValue)
throw new ArgumentOutOfRangeException ("timeout", "timeout out of range");
return Wait (obj, (int) ms);
}
public static bool Wait(object obj, int millisecondsTimeout, bool exitContext) {
try {
if (exitContext) {
#if MONOTOUCH
throw new NotSupportedException ("exitContext == true is not supported");
#else
#if !DISABLE_REMOTING
if (exitContext)
SynchronizationAttribute.ExitContext ();
#endif
}
return Wait (obj, millisecondsTimeout);
}
finally {
if (exitContext) SynchronizationAttribute.EnterContext ();
}
}
public static bool Wait(object obj, TimeSpan timeout, bool exitContext) {
try {
if (exitContext) {
#if MONOTOUCH
throw new NotSupportedException ("exitContext == true is not supported");
#else
SynchronizationAttribute.ExitContext ();
return Monitor_wait (obj, millisecondsTimeout);
} finally {
#if !DISABLE_REMOTING
if (exitContext)
SynchronizationAttribute.EnterContext ();
#endif
}
return Wait (obj, timeout);
}
finally {
if (exitContext) SynchronizationAttribute.EnterContext ();
}
}
[MethodImplAttribute(MethodImplOptions.InternalCall)]
extern static void try_enter_with_atomic_var (object obj, int millisecondsTimeout, ref bool lockTaken);
[MethodImplAttribute(MethodImplOptions.InternalCall)]
extern static void enter_with_atomic_var (object obj, ref bool lockTaken);
// Can't make this an icall since it has the same name as the other Enter method
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static void Enter (object obj, ref bool lockTaken)
{
enter_with_atomic_var (obj, ref lockTaken);
}
public static void TryEnter (object obj, ref bool lockTaken)
{
TryEnter (obj, 0, ref lockTaken);
}
public static void TryEnter (object obj, TimeSpan timeout, ref bool lockTaken)
{
long ms = (long) timeout.TotalMilliseconds;
if (ms < Timeout.Infinite || ms > Int32.MaxValue)
throw new ArgumentOutOfRangeException ("timeout", "timeout out of range");
TryEnter (obj, (int)ms, ref lockTaken);
}
public static void TryEnter (object obj, int millisecondsTimeout, ref bool lockTaken)
static void ReliableEnterTimeout(Object obj, int timeout, ref bool lockTaken)
{
if (obj == null)
throw new ArgumentNullException ("obj");
if (lockTaken)
throw new ArgumentException ("lockTaken");
if (timeout < 0 && timeout != (int) Timeout.Infinite)
throw new ArgumentOutOfRangeException ("millisecondsTimeout");
if (millisecondsTimeout < 0 && millisecondsTimeout != Timeout.Infinite)
throw new ArgumentException ("negative value for millisecondsTimeout", "millisecondsTimeout");
try_enter_with_atomic_var (obj, millisecondsTimeout, ref lockTaken);
}
try_enter_with_atomic_var (obj, timeout, ref lockTaken);
}
static void ReliableEnter(Object obj, ref bool lockTaken)
{
ReliableEnterTimeout (obj, (int) Timeout.Infinite, ref lockTaken);
}
[MethodImplAttribute(MethodImplOptions.InternalCall)]
extern static bool Monitor_test_owner (object obj);
public
static bool IsEntered (object obj)
static bool IsEnteredNative(Object obj)
{
return Monitor_test_owner(obj);
return Monitor_test_owner (obj);
}
}
}

31
mcs/class/corlib/System.Threading/NativeEventCalls.cs
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@ -33,6 +33,7 @@
using System;
using System.Runtime.CompilerServices;
using Microsoft.Win32.SafeHandles;
#if !MOBILE
using System.Security.AccessControl;
@ -46,11 +47,35 @@ namespace System.Threading
[MethodImplAttribute(MethodImplOptions.InternalCall)]
public static extern IntPtr CreateEvent_internal(bool manual,bool initial,string name, out bool created);
[MethodImplAttribute(MethodImplOptions.InternalCall)]
public static extern bool SetEvent_internal(IntPtr handle);
public static bool SetEvent (SafeWaitHandle handle)
{
bool release = false;
try {
handle.DangerousAddRef (ref release);
return SetEvent_internal (handle.DangerousGetHandle ());
} finally {
if (release)
handle.DangerousRelease ();
}
}
[MethodImplAttribute(MethodImplOptions.InternalCall)]
public static extern bool ResetEvent_internal(IntPtr handle);
static extern bool SetEvent_internal(IntPtr handle);
public static bool ResetEvent (SafeWaitHandle handle)
{
bool release = false;
try {
handle.DangerousAddRef (ref release);
return ResetEvent_internal (handle.DangerousGetHandle ());
} finally {
if (release)
handle.DangerousRelease ();
}
}
[MethodImplAttribute(MethodImplOptions.InternalCall)]
static extern bool ResetEvent_internal(IntPtr handle);
[MethodImplAttribute(MethodImplOptions.InternalCall)]
public static extern void CloseEvent_internal (IntPtr handle);

55
mcs/class/corlib/System.Threading/RegisteredWaitHandle.cs
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@ -64,26 +64,35 @@ namespace System.Threading
internal void Wait (object state)
{
try
{
WaitHandle[] waits = new WaitHandle[] {_waitObject, _cancelEvent};
do
{
int signal = WaitHandle.WaitAny (waits, _timeout, false);
if (!_unregistered)
{
lock (this) { _callsInProcess++; }
ThreadPool.QueueUserWorkItem (new WaitCallback (DoCallBack), (signal == WaitHandle.WaitTimeout));
}
}
while (!_unregistered && !_executeOnlyOnce);
}
catch {}
bool release = false;
try {
_waitObject.SafeWaitHandle.DangerousAddRef (ref release);
try {
WaitHandle[] waits = new WaitHandle[] {_waitObject, _cancelEvent};
do {
int signal = WaitHandle.WaitAny (waits, _timeout, false);
if (!_unregistered) {
lock (this) {
_callsInProcess++;
}
ThreadPool.QueueUserWorkItem (new WaitCallback (DoCallBack), (signal == WaitHandle.WaitTimeout));
}
} while (!_unregistered && !_executeOnlyOnce);
} catch {
}
lock (this) {
_unregistered = true;
if (_callsInProcess == 0 && _finalEvent != null)
NativeEventCalls.SetEvent_internal (_finalEvent.Handle);
lock (this) {
_unregistered = true;
if (_callsInProcess == 0 && _finalEvent != null)
NativeEventCalls.SetEvent (_finalEvent.SafeWaitHandle);
}
} catch (ObjectDisposedException) {
// Can happen if we called Unregister before we had time to execute Wait
if (release)
throw;
} finally {
if (release)
_waitObject.SafeWaitHandle.DangerousRelease ();
}
}
@ -99,7 +108,7 @@ namespace System.Threading
{
_callsInProcess--;
if (_unregistered && _callsInProcess == 0 && _finalEvent != null)
NativeEventCalls.SetEvent_internal (_finalEvent.Handle);
NativeEventCalls.SetEvent (_finalEvent.SafeWaitHandle);
}
}
@ -108,13 +117,15 @@ namespace System.Threading
{
lock (this)
{
if (_unregistered) return false;
if (_unregistered)
return false;
_finalEvent = waitObject;
_unregistered = true;
_cancelEvent.Set();
return true;
}
}
}
}

2
mcs/class/corlib/System.Threading/Thread.cs
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@ -72,7 +72,6 @@ namespace System.Threading {
/* current System.Runtime.Remoting.Contexts.Context instance
keep as an object to avoid triggering its class constructor when not needed */
private object current_appcontext;
private object pending_exception;
private object root_domain_thread;
internal byte[] _serialized_principal;
internal int _serialized_principal_version;
@ -116,6 +115,7 @@ namespace System.Threading {
#region Sync with metadata/object-internals.h
private InternalThread internal_thread;
object m_ThreadStartArg;
object pending_exception;
#endregion
#pragma warning restore 414

2
mcs/class/corlib/System.Threading/Timer.cs
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@ -166,7 +166,7 @@ namespace System.Threading
if (notifyObject == null)
throw new ArgumentNullException ("notifyObject");
Dispose ();
NativeEventCalls.SetEvent_internal (notifyObject.Handle);
NativeEventCalls.SetEvent (notifyObject.SafeWaitHandle);
return true;
}

484
mcs/class/corlib/System.Threading/WaitHandle.cs
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@ -39,404 +39,98 @@ using System.Runtime.ConstrainedExecution;
namespace System.Threading
{
[ComVisible (true)]
[StructLayout (LayoutKind.Sequential)]
public abstract class WaitHandle
public abstract partial class WaitHandle
: MarshalByRefObject, IDisposable
{
[MethodImplAttribute(MethodImplOptions.InternalCall)]
private static extern bool WaitAll_internal(WaitHandle[] handles, int ms, bool exitContext);
static void CheckArray (WaitHandle [] handles, bool waitAll)
{
if (handles == null)
throw new ArgumentNullException ("waitHandles");
int length = handles.Length;
if (length > 64)
throw new NotSupportedException ("Too many handles");
if (handles.Length == 0) {
// MS throws different exceptions from the different methods.
if (waitAll)
throw new ArgumentNullException ("waitHandles");
else
throw new ArgumentException ();
}
#if false
//
// Although we should thrown an exception if this is an STA thread,
// Mono does not know anything about STA threads, and just makes
// things like Paint.NET not even possible to work.
//
// See bug #78455 for the bug this is supposed to fix.
//
if (waitAll && length > 1 && IsSTAThread)
throw new NotSupportedException ("WaitAll for multiple handles is not allowed on an STA thread.");
#endif
foreach (WaitHandle w in handles) {
if (w == null)
throw new ArgumentNullException ("waitHandles", "null handle");
if (w.safe_wait_handle == null)
throw new ArgumentException ("null element found", "waitHandle");
}
}
#if false
// usage of property is commented - see above
static bool IsSTAThread {
get {
bool isSTA = Thread.CurrentThread.ApartmentState ==
ApartmentState.STA;
// FIXME: remove this check after Thread.ApartmentState
// has been properly implemented.
if (!isSTA) {
Assembly asm = Assembly.GetEntryAssembly ();
if (asm != null)
isSTA = asm.EntryPoint.GetCustomAttributes (typeof (STAThreadAttribute), false).Length > 0;
}
return isSTA;
}
}
#endif
public static bool WaitAll(WaitHandle[] waitHandles)
{
CheckArray (waitHandles, true);
return(WaitAll_internal(waitHandles, Timeout.Infinite, false));
}
public static bool WaitAll(WaitHandle[] waitHandles, int millisecondsTimeout, bool exitContext)
{
CheckArray (waitHandles, true);
// check negative - except for -1 (which is Timeout.Infinite)
if (millisecondsTimeout < Timeout.Infinite)
throw new ArgumentOutOfRangeException ("millisecondsTimeout");
try {
if (exitContext) {
#if MONOTOUCH
throw new NotSupportedException ("exitContext == true is not supported");
#else
SynchronizationAttribute.ExitContext ();
#endif
}
return(WaitAll_internal(waitHandles, millisecondsTimeout, false));
}
finally {
if (exitContext) SynchronizationAttribute.EnterContext ();
}
}
public static bool WaitAll(WaitHandle[] waitHandles,
TimeSpan timeout,
bool exitContext)
{
CheckArray (waitHandles, true);
long ms = (long) timeout.TotalMilliseconds;
if (ms < -1 || ms > Int32.MaxValue)
throw new ArgumentOutOfRangeException ("timeout");
try {
if (exitContext) {
#if MONOTOUCH
throw new NotSupportedException ("exitContext == true is not supported");
#else
SynchronizationAttribute.ExitContext ();
#endif
}
return (WaitAll_internal (waitHandles, (int) ms, exitContext));
}
finally {
if (exitContext) SynchronizationAttribute.EnterContext ();
}
}
[MethodImplAttribute(MethodImplOptions.InternalCall)]
private static extern int WaitAny_internal(WaitHandle[] handles, int ms, bool exitContext);
// LAMESPEC: Doesn't specify how to signal failures
[ReliabilityContract (Consistency.WillNotCorruptState, Cer.MayFail)]
public static int WaitAny(WaitHandle[] waitHandles)
{
CheckArray (waitHandles, false);
return(WaitAny_internal(waitHandles, Timeout.Infinite, false));
}
[ReliabilityContract (Consistency.WillNotCorruptState, Cer.MayFail)]
public static int WaitAny(WaitHandle[] waitHandles,
int millisecondsTimeout,
bool exitContext)
{
CheckArray (waitHandles, false);
// check negative - except for -1 (which is Timeout.Infinite)
if (millisecondsTimeout < Timeout.Infinite)
throw new ArgumentOutOfRangeException ("millisecondsTimeout");
try {
if (exitContext) {
#if MONOTOUCH
throw new NotSupportedException ("exitContext == true is not supported");
#else
SynchronizationAttribute.ExitContext ();
#endif
}
return(WaitAny_internal(waitHandles, millisecondsTimeout, exitContext));
}
finally {
if (exitContext) SynchronizationAttribute.EnterContext ();
}
}
[ReliabilityContract (Consistency.WillNotCorruptState, Cer.MayFail)]
public static int WaitAny(WaitHandle[] waitHandles, TimeSpan timeout)
{
return WaitAny (waitHandles, timeout, false);
}
[ReliabilityContract (Consistency.WillNotCorruptState, Cer.MayFail)]
public static int WaitAny(WaitHandle[] waitHandles, int millisecondsTimeout)
{
return WaitAny (waitHandles, millisecondsTimeout, false);
}
[ReliabilityContract (Consistency.WillNotCorruptState, Cer.MayFail)]
public static int WaitAny(WaitHandle[] waitHandles,
TimeSpan timeout, bool exitContext)
{
CheckArray (waitHandles, false);
long ms = (long) timeout.TotalMilliseconds;
if (ms < -1 || ms > Int32.MaxValue)
throw new ArgumentOutOfRangeException ("timeout");
try {
if (exitContext) {
#if MONOTOUCH
throw new NotSupportedException ("exitContext == true is not supported");
#else
SynchronizationAttribute.ExitContext ();
#endif
}
return (WaitAny_internal(waitHandles, (int) ms, exitContext));
}
finally {
if (exitContext) SynchronizationAttribute.EnterContext ();
}
}
protected WaitHandle()
{
// FIXME
}
public virtual void Close ()
{
Dispose(true);
}
public void Dispose ()
{
Close ();
}
public const int WaitTimeout = 258;
//
// In 2.0 we use SafeWaitHandles instead of IntPtrs
//
SafeWaitHandle safe_wait_handle;
[Obsolete ("In the profiles > 2.x, use SafeHandle instead of Handle")]
public virtual IntPtr Handle {
get {
return safe_wait_handle.DangerousGetHandle ();
}
[SecurityPermission (SecurityAction.LinkDemand, UnmanagedCode = true)]
[SecurityPermission (SecurityAction.InheritanceDemand, UnmanagedCode = true)]
set {
if (value == InvalidHandle)
safe_wait_handle = new SafeWaitHandle (InvalidHandle, false);
else
safe_wait_handle = new SafeWaitHandle (value, true);
}
}
[MethodImplAttribute(MethodImplOptions.InternalCall)]
private extern bool WaitOne_internal(IntPtr handle, int ms, bool exitContext);
protected virtual void Dispose (bool explicitDisposing)
{
if (!disposed){
//
// This is only the case if the handle was never properly initialized
// most likely a bug in the derived class
//
if (safe_wait_handle == null)
return;
lock (this){
if (disposed)
return;
disposed = true;
if (safe_wait_handle != null)
safe_wait_handle.Dispose ();
}
}
}
public SafeWaitHandle SafeWaitHandle {
[ReliabilityContract (Consistency.WillNotCorruptState, Cer.MayFail)]
get {
return safe_wait_handle;
}
[ReliabilityContract (Consistency.WillNotCorruptState, Cer.Success)]
set {
if (value == null)
safe_wait_handle = new SafeWaitHandle (InvalidHandle, false);
else
safe_wait_handle = value;
}
}
public static bool SignalAndWait (WaitHandle toSignal,
WaitHandle toWaitOn)
{
return SignalAndWait (toSignal, toWaitOn, -1, false);
}
public static bool SignalAndWait (WaitHandle toSignal,
WaitHandle toWaitOn,
int millisecondsTimeout,
bool exitContext)
{
if (toSignal == null)
throw new ArgumentNullException ("toSignal");
if (toWaitOn == null)
throw new ArgumentNullException ("toWaitOn");
if (millisecondsTimeout < -1)
throw new ArgumentOutOfRangeException ("millisecondsTimeout");
return SignalAndWait_Internal (toSignal.Handle, toWaitOn.Handle, millisecondsTimeout, exitContext);
}
public static bool SignalAndWait (WaitHandle toSignal,
WaitHandle toWaitOn,
TimeSpan timeout,
bool exitContext)
{
double ms = timeout.TotalMilliseconds;
if (ms > Int32.MaxValue)
throw new ArgumentOutOfRangeException ("timeout");
return SignalAndWait (toSignal, toWaitOn, Convert.ToInt32 (ms), false);
}
[MethodImplAttribute(MethodImplOptions.InternalCall)]
static extern bool SignalAndWait_Internal (IntPtr toSignal, IntPtr toWaitOn, int ms, bool exitContext);
public virtual bool WaitOne()
{
CheckDisposed ();
bool release = false;
try {
safe_wait_handle.DangerousAddRef (ref release);
return (WaitOne_internal(safe_wait_handle.DangerousGetHandle (), Timeout.Infinite, false));
} finally {
if (release)
safe_wait_handle.DangerousRelease ();
}
}
public virtual bool WaitOne(int millisecondsTimeout, bool exitContext)
{
CheckDisposed ();
// check negative - except for -1 (which is Timeout.Infinite)
if (millisecondsTimeout < Timeout.Infinite)
throw new ArgumentOutOfRangeException ("millisecondsTimeout");
bool release = false;
try {
if (exitContext) {
#if !MONOTOUCH
SynchronizationAttribute.ExitContext ();
#endif
}
safe_wait_handle.DangerousAddRef (ref release);
return (WaitOne_internal(safe_wait_handle.DangerousGetHandle (), millisecondsTimeout, exitContext));
} finally {
#if !MONOTOUCH
if (exitContext)
SynchronizationAttribute.EnterContext ();
#endif
if (release)
safe_wait_handle.DangerousRelease ();
}
}
public virtual bool WaitOne (int millisecondsTimeout)
{
return WaitOne (millisecondsTimeout, false);
}
public virtual bool WaitOne (TimeSpan timeout)
{
return WaitOne (timeout, false);
}
public virtual bool WaitOne(TimeSpan timeout, bool exitContext)
{
CheckDisposed ();
long ms = (long) timeout.TotalMilliseconds;
if (ms < -1 || ms > Int32.MaxValue)
throw new ArgumentOutOfRangeException ("timeout");
bool release = false;
try {
if (exitContext) {
#if !MONOTOUCH
SynchronizationAttribute.ExitContext ();
#endif
}
safe_wait_handle.DangerousAddRef (ref release);
return (WaitOne_internal(safe_wait_handle.DangerousGetHandle (), (int) ms, exitContext));
}
finally {
#if !MONOTOUCH
if (exitContext)
SynchronizationAttribute.EnterContext ();
#endif
if (release)
safe_wait_handle.DangerousRelease ();
}
}
internal void CheckDisposed ()
{
if (disposed || safe_wait_handle == null)
throw new ObjectDisposedException (GetType ().FullName);
}
public static bool WaitAll(WaitHandle[] waitHandles, int millisecondsTimeout)
{
return WaitAll (waitHandles, millisecondsTimeout, false);
}
public static bool WaitAll(WaitHandle[] waitHandles, TimeSpan timeout)
{
return WaitAll (waitHandles, timeout, false);
}
protected static readonly IntPtr InvalidHandle = (IntPtr) (-1);
bool disposed = false;
static int WaitMultiple(WaitHandle[] waitHandles, int millisecondsTimeout, bool exitContext, bool WaitAll)
{
int release_last = -1;
try {
#if !DISABLE_REMOTING
if (exitContext)
SynchronizationAttribute.ExitContext ();
#endif
for (int i = 0; i < waitHandles.Length; ++i) {
try {
} finally {
/* we have to put it in a finally block, to avoid having a ThreadAbortException
* between the return from DangerousAddRef and the assignement to release_last */
bool release = false;
waitHandles [i].SafeWaitHandle.DangerousAddRef (ref release);
release_last = i;
}
}
if (WaitAll)
return WaitAll_internal (waitHandles, millisecondsTimeout);
else
return WaitAny_internal (waitHandles, millisecondsTimeout);
} finally {
for (int i = release_last; i >= 0; --i) {
waitHandles [i].SafeWaitHandle.DangerousRelease ();
}
#if !DISABLE_REMOTING
if (exitContext)
SynchronizationAttribute.EnterContext ();
#endif
}
}
[MethodImplAttribute(MethodImplOptions.InternalCall)]
private static extern int WaitAll_internal(WaitHandle[] handles, int ms);
[MethodImplAttribute(MethodImplOptions.InternalCall)]
private static extern int WaitAny_internal(WaitHandle[] handles, int ms);
static int WaitOneNative (SafeHandle waitableSafeHandle, uint millisecondsTimeout, bool hasThreadAffinity, bool exitContext)
{
bool release = false;
try {
#if !DISABLE_REMOTING
if (exitContext)
SynchronizationAttribute.ExitContext ();
#endif
waitableSafeHandle.DangerousAddRef (ref release);
return WaitOne_internal (waitableSafeHandle.DangerousGetHandle (), (int) millisecondsTimeout);
} finally {
if (release)
waitableSafeHandle.DangerousRelease ();
#if !DISABLE_REMOTING
if (exitContext)
SynchronizationAttribute.EnterContext ();
#endif
}
}
[MethodImplAttribute(MethodImplOptions.InternalCall)]
static extern int WaitOne_internal(IntPtr handle, int ms);
static int SignalAndWaitOne (SafeWaitHandle waitHandleToSignal,SafeWaitHandle waitHandleToWaitOn, int millisecondsTimeout, bool hasThreadAffinity, bool exitContext)
{
bool releaseHandleToSignal = false, releaseHandleToWaitOn = false;
try {
waitHandleToSignal.DangerousAddRef (ref releaseHandleToSignal);
waitHandleToWaitOn.DangerousAddRef (ref releaseHandleToWaitOn);
return SignalAndWait_Internal (waitHandleToSignal.DangerousGetHandle (), waitHandleToWaitOn.DangerousGetHandle (), millisecondsTimeout);
} finally {
if (releaseHandleToSignal)
waitHandleToSignal.DangerousRelease ();
if (releaseHandleToWaitOn)
waitHandleToWaitOn.DangerousRelease ();
}
}
[MethodImplAttribute(MethodImplOptions.InternalCall)]
static extern int SignalAndWait_Internal (IntPtr toSignal, IntPtr toWaitOn, int ms);
}
}