Author: cfinck
Date: Tue Feb 3 16:25:39 2009
New Revision: 39353
URL: http://svn.reactos.org/svn/reactos?rev=39353&view=rev
Log:
Gabriel Ilardi (gabrielilardi(a)hotmail.it)
- Allow only one instance of Task-Manager to be run at the same time
See issue #3976 for more details.
Modified:
trunk/reactos/base/applications/taskmgr/taskmgr.c
Modified: trunk/reactos/base/applications/taskmgr/taskmgr.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/base/applications/taskmgr/…
==============================================================================
--- trunk/reactos/base/applications/taskmgr/taskmgr.c [iso-8859-1] (original)
+++ trunk/reactos/base/applications/taskmgr/taskmgr.c [iso-8859-1] Tue Feb 3 16:25:39 2009
@@ -51,6 +51,12 @@
HANDLE hProcess;
HANDLE hToken;
TOKEN_PRIVILEGES tkp;
+ HANDLE hMutex;
+
+ /* check wether we're already running or not */
+ hMutex = CreateMutexW(NULL, TRUE, L"taskmgrros");
+ if ((!hMutex) || (GetLastError() == ERROR_ALREADY_EXISTS))
+ return 1;
/* Initialize global variables */
hInst = hInstance;