X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=rts%2Fwin32%2FIOManager.c;h=764be698722627b2b92c5cbfa20ae04b38e919ff;hb=ed12b7043fa98928f75c289a756fbcef546315f8;hp=e69b8bc8851fc7e27de444b3808096f4ba0b0d92;hpb=610de7d17e09318272b7516bd9b97e8b2cbd170c;p=ghc-hetmet.git

diff --git a/rts/win32/IOManager.c b/rts/win32/IOManager.c
index e69b8bc..764be69 100644
--- 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"
@@ -220,10 +223,16 @@ IOWorkerProc(PVOID param)
 		free(work);
 	    } else {
 		fprintf(stderr, "unable to fetch work; fatal.\n"); fflush(stderr);
+		EnterCriticalSection(&iom->manLock);
+		ioMan->numWorkers--;
+		LeaveCriticalSection(&iom->manLock);
 		return 1;
 	    }
 	} else {
 	    fprintf(stderr, "waiting failed (%lu); fatal.\n", rc); fflush(stderr);
+	    EnterCriticalSection(&iom->manLock);
+	    ioMan->numWorkers--;
+	    LeaveCriticalSection(&iom->manLock);
 	    return 1;
 	}
     }
@@ -334,14 +343,12 @@ depositWorkItem( unsigned int reqID,
 	if ( (ioMan->workersIdle < ioMan->queueSize) ) {
 	    /* No, go ahead and create another. */
 	    ioMan->numWorkers++;
-	    LeaveCriticalSection(&ioMan->manLock);
-	    NewIOWorkerThread(ioMan);
-	} else {
-	    LeaveCriticalSection(&ioMan->manLock);
+	    if (!NewIOWorkerThread(ioMan)) {
+		ioMan->numWorkers--;
+	    }
 	}
-    } else {
-	LeaveCriticalSection(&ioMan->manLock);
     }
+    LeaveCriticalSection(&ioMan->manLock);
   
     if (SubmitWork(ioMan->workQueue,wItem)) {
 	/* Note: the work item has potentially been consumed by a worker thread
@@ -522,3 +529,5 @@ abandonWorkRequest ( int reqID )
      */
     LeaveCriticalSection(&ioMan->active_work_lock);
 }
+
+#endif