private static void InitResourceHelper()
        {
            // Only the default AppDomain should have a ResourceHelper.  All calls to
            // GetResourceString from any AppDomain delegate to GetResourceStringLocal
            // in the default AppDomain via the fcall GetResourceFromDefault.

            // Use Thread.BeginCriticalRegion to tell the CLR all managed
            // allocations within this block are appdomain-critical.
            // Use a CER to ensure we always exit this region.
            bool enteredRegion = false;
            bool tookLock      = false;

            RuntimeHelpers.PrepareConstrainedRegions();
            try {
                RuntimeHelpers.PrepareConstrainedRegions();
                try {
                }
                finally {
                    Thread.BeginCriticalRegion();
                    enteredRegion = true;
                    Monitor.Enter(Environment.InternalSyncObject);
                    tookLock = true;
                }

                if (m_resHelper == null)
                {
                    ResourceHelper rh = new ResourceHelper();
                    System.Threading.Thread.MemoryBarrier();
                    m_resHelper = rh;
                }
            }
            finally {
                if (tookLock)
                {
                    Monitor.Exit(Environment.InternalSyncObject);
                }
                if (enteredRegion)
                {
                    Thread.EndCriticalRegion();
                }
            }
        }
示例#2
0
        private static void InitResourceHelper()
        {
            bool flag  = false;
            bool flag2 = false;

            RuntimeHelpers.PrepareConstrainedRegions();
            try
            {
                RuntimeHelpers.PrepareConstrainedRegions();
                try
                {
                }
                finally
                {
                    Thread.BeginCriticalRegion();
                    flag = true;
                    Monitor.Enter(InternalSyncObject);
                    flag2 = true;
                }
                if (m_resHelper == null)
                {
                    ResourceHelper helper = new ResourceHelper();
                    Thread.MemoryBarrier();
                    m_resHelper = helper;
                }
            }
            finally
            {
                if (flag2)
                {
                    Monitor.Exit(InternalSyncObject);
                }
                if (flag)
                {
                    Thread.EndCriticalRegion();
                }
            }
        }