[Dotgnu-pnet-commits] CVS: pnetlib/runtime/System/Threading Thread.cs,1.8,1.9 Timer.cs,1.4,1.5

[Rhys Weatherley <address@hidden>]

Update of /cvsroot/dotgnu-pnet/pnetlib/runtime/System/Threading
In directory subversions:/tmp/cvs-serv27456/runtime/System/Threading

Modified Files:
        Thread.cs Timer.cs 
Log Message:


Add a new internallcall, "CanStartThreads", for detecting whether the
runtime engine can really start threads or not.


Index: Thread.cs
===================================================================
RCS file: /cvsroot/dotgnu-pnet/pnetlib/runtime/System/Threading/Thread.cs,v
retrieving revision 1.8
retrieving revision 1.9
diff -C2 -r1.8 -r1.9
*** Thread.cs   1 Apr 2003 02:45:48 -0000       1.8
--- Thread.cs   1 Apr 2003 22:28:41 -0000       1.9
***************
*** 317,320 ****
--- 317,325 ----
                        }
  
+       // Determine if the runtime engine can start threads.
+       // Returns false on a single-threaded system.
+       [MethodImpl(MethodImplOptions.InternalCall)]
+       extern internal static bool CanStartThreads();
+ 
  }; // class Thread
  

Index: Timer.cs
===================================================================
RCS file: /cvsroot/dotgnu-pnet/pnetlib/runtime/System/Threading/Timer.cs,v
retrieving revision 1.4
retrieving revision 1.5
diff -C2 -r1.4 -r1.5
*** Timer.cs    1 Apr 2003 22:17:38 -0000       1.4
--- Timer.cs    1 Apr 2003 22:28:41 -0000       1.5
***************
*** 78,84 ****
  
                                // Start the timer thread.
!                               timerThread = new Thread(new ThreadStart(Run));
!                               timerThread.IsBackground = true;
!                               timerThread.Start();
                        }
        public Timer(TimerCallback callback, Object state,
--- 78,94 ----
  
                                // Start the timer thread.
!                               if(Thread.CanStartThreads())
!                               {
!                                       timerThread = new Thread(new 
ThreadStart(Run));
!                                       timerThread.IsBackground = true;
!                                       timerThread.Start();
!                               }
!                               else
!                               {
!                                       // The system does not support 
threading, so there
!                                       // is no way to run the timer in 
another thread.
!                                       // So act as though the timeout will 
never be fired.
!                                       timerThread = null;
!                               }
                        }
        public Timer(TimerCallback callback, Object state,