Added option to set MaxStackSize of threads

STPTests/TestThreadsCreate.cs

@@ -63,6 +63,48 @@ namespace SmartThreadPoolTests
             int counter = ThreadContextState.Current.Counter;
             _termSuccess = (1111 == counter);
         }
+
+
+        // Can't run this test, StackOverflowException crashes the application and can't be catched and ignored
+        //[Test]
+        public void NotTestThreadsMaxStackSize()
+        {
+            STPStartInfo stpStartInfo = new STPStartInfo()
+            {
+                MaxStackSize = 64 * 1024,
+            };
+
+            SmartThreadPool stp = new SmartThreadPool(stpStartInfo);
+            stp.Start();
+
+            IWorkItemResult<bool> wir = stp.QueueWorkItem(() => AllocateBufferOnStack(10 * 1024));
+
+            bool result = wir.GetResult();
+            Assert.IsTrue(result);
+
+            wir = stp.QueueWorkItem(() => AllocateBufferOnStack(1000 * 1024));
+
+            result = wir.GetResult();
+            Assert.IsFalse(result);
+        }
+       
+        private static unsafe bool AllocateBufferOnStack(int size)
+        {
+            try
+            {
+                byte* p = stackalloc byte[size];
+            }
+            catch (StackOverflowException ex)
+            {
+                return false;
+            }
+            catch (Exception ex)
+            {
+                return false;
+            }
+
+            return true;
+        }
     }
 
     internal class ThreadContextState

SmartThreadPool/STPStartInfo.cs

@@ -18,6 +18,7 @@ namespace Amib.Threading
         private bool _areThreadsBackground = SmartThreadPool.DefaultAreThreadsBackground;
         private bool _enableLocalPerformanceCounters;
         private string _threadPoolName = SmartThreadPool.DefaultThreadPoolName;
+        private int? _maxStackSize = SmartThreadPool.DefaultMaxStackSize;
 
         public STPStartInfo()
         {
@@ -184,7 +185,28 @@ namespace Amib.Threading
                 ThrowIfReadOnly();
                 _apartmentState = value;
             }
+        } 
+
+#if !(_SILVERLIGHT) && !(WINDOWS_PHONE)
+        
+        /// <summary>
+        /// Get/Set the max stack size of threads in the thread pool
+        /// </summary>
+        public int? MaxStackSize
+        {
+            get { return _maxStackSize; }
+            set
+            {
+                ThrowIfReadOnly();
+                if (value.HasValue && value.Value < 0)
+                {
+                    throw new ArgumentOutOfRangeException("value", "Value must be greater than 0.");
+                }
+                _maxStackSize = value;
+            }
         }
+#endif
+
 #endif
     }
 }

SmartThreadPool/SmartThreadPool.cs

@@ -89,6 +89,11 @@
 //      - Added IsBackground option to threads
 //      - Added ApartmentState to threads
 //      - Fixed thread creation when queuing many work items at the same time.
+//
+// 24 August 2012 - Changes:
+//      - Enabled cancel abort after cancel. See: http://smartthreadpool.codeplex.com/discussions/345937 by alecswan
+//      - Added option to set MaxStackSize of threads 
+
 #endregion
 
 using System;
@@ -180,6 +185,11 @@ namespace Amib.Threading
         /// </summary>
         public const string DefaultThreadPoolName = "SmartThreadPool";
 
+        /// <summary>
+        /// The default Max Stack Size. (SmartThreadPool)
+        /// </summary>
+        public static readonly int? DefaultMaxStackSize = null;
+
         /// <summary>
         /// The default fill state with params. (false)
         /// It is relevant only to QueueWorkItem of Action&lt;...&gt;/Func&lt;...&gt;
@@ -656,9 +666,16 @@ namespace Amib.Threading
 						return;
 					}
 
-					// Create a new thread
+                    // Create a new thread
-					Thread workerThread = new Thread(ProcessQueuedItems);
 
+#if (_SILVERLIGHT) || (WINDOWS_PHONE)
+					Thread workerThread = new Thread(ProcessQueuedItems);
+#else
+                    Thread workerThread =
+                        _stpStartInfo.MaxStackSize.HasValue
+                        ? new Thread(ProcessQueuedItems, _stpStartInfo.MaxStackSize.Value)
+                        : new Thread(ProcessQueuedItems);
+#endif
 					// Configure the new thread and start it
 					workerThread.Name = "STP " + Name + " Thread #" + _threadCounter;
                     workerThread.IsBackground = _stpStartInfo.AreThreadsBackground;