How to delete 'Locked Files'?

how to delete 'locked files'?

I found a source from CodeGuru.

but, I'm not skilled VC++.

How embed to NSIS 1.96 source?

/*
Note: 1. SE_DEBUG privilege must be enabled. 
      2. The function works with every kind of HANDLE
      3. It will bother the remote process :)
      4. The handles will be invalid after you closed 
         them remotely
*/
//Close a handle in a remote process
DWORD CloseRemoteHandle( DWORD processID, HANDLE handle )
{
 HANDLE ht = 0;
 DWORD rc = 0;
    
 _tprintf( _T("Closing handle in process #%d ... "), 
          processID );
 // open the process
 HANDLE hProcess = OpenProcess( PROCESS_CREATE_THREAD 
                                | PROCESS_VM_OPERATION 
                                | PROCESS_VM_WRITE 
                                | PROCESS_VM_READ, 
                                FALSE, processID );
    
 if ( hProcess == NULL )
 {
  rc = GetLastError();
  _tprintf( _T("OpenProcess() failed\n") );
  return rc;
 }
 // load kernel32.dll
 HMODULE hKernel32 = LoadLibrary( _T("kernel32.dll") );
 // CreateRemoteThread()
 ht = CreateRemoteThread( 
  hProcess, 
  0, 
  0, 
  (DWORD(__stdcall *)(void*))GetProcAddress(hKernel32,"CloseHandle"),
  handle, 
  0, 
  &rc );
    
 if ( ht == NULL )
 {
  //Something is wrong with the privileges, 
  //or the process doesn't like us
  rc = GetLastError();
  _tprintf( _T("CreateRemoteThread() failed\n") );
  goto cleanup;
 }
 switch ( WaitForSingleObject( ht, 2000 ) )
 {
  case WAIT_OBJECT_0:
   //Well done
   rc = 0;
   _tprintf( _T("Ok\n"), rc );
  break;
    
  default:
   //Oooops, shouldn't be here
   rc = GetLastError();
   _tprintf( _T("WaitForSingleObject() failed\n") );
   goto cleanup;
  break;
 }
 cleanup:
 //Closes the remote thread handle
 CloseHandle( ht );
 //Free up the kernel32.dll
 if ( hKernel32 != NULL)
  FreeLibrary( hKernel32 );
 //Close the process handle
 CloseHandle( hProcess );
    
 return rc;
} 

Source code by Zoltan Csizmadia.

original source url : http://www.codeguru.com/files/ForceDel.shtml