// -*- C++ -*-
/* This file is part of
* ======================================================
- *
+ *
* LyX, The Document Processor
- *
+ *
* Copyright 1995 Matthias Ettrich
- * Copyright 1995-2000 The LyX Team.
+ * Copyright 1995-2001 The LyX Team.
*
* ====================================================== */
#ifndef LSTRING_H
-#define LSTRING_H
+#define LSTRING_H
+
+#ifndef _CONFIG_H
+#error The <config.h> header should always be included before LString.h
+#endif
#ifndef USE_INCLUDED_STRING
#include <string>