FIX #767 (withMVar family have a bug)

[ghc-hetmet.git] / rts / win32 / IOManager.c

diff --git a/rts/win32/IOManager.c b/rts/win32/IOManager.c
index 2123b8c..6af4245 100644 (file)
--- a/rts/win32/IOManager.c
+++ b/rts/win32/IOManager.c
@@ -4,6 +4,9 @@
  *
  * (c) sof, 2002-2003.
  */
+
+#if !defined(THREADED_RTS)
+
 #include "Rts.h"
 #include "IOManager.h"
 #include "WorkQueue.h"
@@ -187,7 +190,7 @@ IOWorkerProc(PVOID param)
                     * 
                     * Note: Sleep() is in milliseconds, not micros.
                     */
-                   Sleep(work->workData.delayData.msecs / 1000);
+                   Sleep((work->workData.delayData.msecs + 999) / 1000);
                    len = work->workData.delayData.msecs;
                    complData = NULL;
                    fd = 0;
@@ -526,3 +529,5 @@ abandonWorkRequest ( int reqID )
      */
     LeaveCriticalSection(&ioMan->active_work_lock);
 }
+
+#endif