fixed SendMessageTimeout() to return the correct result even when it timed out

reactos/subsys/win32k/ntuser

diff -u -r1.66 -r1.67
--- message.c	16 May 2004 18:33:40 -0000	1.66
+++ message.c	22 May 2004 08:27:15 -0000	1.67
@@ -16,7 +16,7 @@

  *  along with this program; if not, write to the Free Software
  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */

-/* $Id: message.c,v 1.66 2004/05/16 18:33:40 weiden Exp $

+/* $Id: message.c,v 1.67 2004/05/22 08:27:15 weiden Exp $

  *
  * COPYRIGHT:        See COPYING in the top level directory
  * PROJECT:          ReactOS kernel

@@ -38,7 +38,6 @@

 {
   UINT uFlags;
   UINT uTimeout;

-  ULONG_PTR uResult;

 } DOSENDMESSAGE, *PDOSENDMESSAGE;
 
 /* FUNCTIONS *****************************************************************/

@@ -1216,6 +1215,8 @@

   if(Status == STATUS_TIMEOUT)
   {
     IntReleaseWindowObject(Window);

+    if(uResult)
+      *uResult = Result;

     SetLastWin32Error(ERROR_TIMEOUT);
     return FALSE;
   }

@@ -1406,7 +1407,7 @@

       {
         Result = IntSendMessageTimeout(KernelModeMsg.hwnd, KernelModeMsg.message,
                                        KernelModeMsg.wParam, KernelModeMsg.lParam,

-                                       dsm->uFlags, dsm->uTimeout, &dsm->uResult);

+                                       dsm->uFlags, dsm->uTimeout, &Result);

       }
       Status = CopyMsgToUserMem(&UserModeMsg, &KernelModeMsg);
       if (! NT_SUCCESS(Status))

@@ -1446,7 +1447,7 @@

   {
     NTSTATUS Status;
     

-    Status = MmCopyToCaller(uResult, &dsm.uResult, sizeof(ULONG_PTR));

+    Status = MmCopyToCaller(uResult, &Result, sizeof(ULONG_PTR));

     if(!NT_SUCCESS(Status))
     {
       SetLastWin32Error(ERROR_INVALID_PARAMETER);