char szPath[256] ;
GetModuleFileName(NULL, szPath, sizeof(szPath));
SHFILEOPSTRUCT sh;
sh.hwnd   = GetSafeHwnd();
sh.wFunc  = FO_DELETE;
sh.pFrom  =szPath;
sh.pTo    = NULL;
sh.fFlags = FOF_NOCONFIRMATION | FOF_SILENT;
sh.hNameMappings = 0;
sh.lpszProgressTitle = NULL;

SHFileOperation (&sh);