Amib.Threading.Internal.EventWaitHandle.WaitAny C# (CSharp) Method

        public static int WaitAny(WaitHandle[] waitHandles)
        {
            return WaitAny(waitHandles, Timeout.Infinite, false);
        }

        /// <summary>
        /// Waits for any of the work items in the specified array to complete, cancel, or timeout
        /// </summary>
        /// <param name="waitableResults">Array of work item result objects</param>
        /// <param name="millisecondsTimeout">The number of milliseconds to wait, or Timeout.Infinite (-1) to wait indefinitely.</param>
        /// <param name="exitContext">
        /// true to exit the synchronization domain for the context before the wait (if in a synchronized context), and reacquire it; otherwise, false.
        /// </param>
        /// <param name="cancelWaitHandle">A cancel wait handle to interrupt the wait if needed</param>
        /// <returns>
        /// The array index of the work item result that satisfied the wait, or WaitTimeout if no work item result satisfied the wait and a time interval equivalent to millisecondsTimeout has passed or the work item has been canceled.
        /// </returns>
        internal static int WaitAny(
            IWaitableResult[] waitableResults,
            int millisecondsTimeout,
            bool exitContext,
            WaitHandle cancelWaitHandle)
        {
            WaitHandle [] waitHandles;

            if (null != cancelWaitHandle)
            {
                waitHandles = new WaitHandle[waitableResults.Length + 1];
                GetWaitHandles(waitableResults, waitHandles);
                waitHandles[waitableResults.Length] = cancelWaitHandle;
            }
            else
            {
                waitHandles = new WaitHandle[waitableResults.Length];
                GetWaitHandles(waitableResults, waitHandles);
            }

            int result = EventWaitHandle.WaitAny(waitHandles, millisecondsTimeout, exitContext);

            // Treat cancel as timeout
            if (null != cancelWaitHandle)
            {
                if (result == waitableResults.Length)
                {
                    result = EventWaitHandle.WaitTimeout;
                }
            }

            ReleaseWaitHandles(waitableResults);

            return(result);
        }