-#ifndef STLPLUS_STRING_STLPLUS\r
-#define STLPLUS_STRING_STLPLUS\r
-////////////////////////////////////////////////////////////////////////////////\r
-\r
-// Author: Andy Rushton\r
-// Copyright: (c) Southampton University 1999-2004\r
-// (c) Andy Rushton 2004-2009\r
-// License: BSD License, see ../docs/license.html\r
-\r
-// Template string conversions for the STLplus containers\r
-\r
-////////////////////////////////////////////////////////////////////////////////\r
-\r
-// can be excluded to break the dependency on the containers library\r
-#ifndef NO_STLPLUS_CONTAINERS\r
-#include "string_digraph.hpp"\r
-#include "string_foursome.hpp"\r
-#include "string_hash.hpp"\r
-#include "string_matrix.hpp"\r
-#include "string_ntree.hpp"\r
-#include "string_smart_ptr.hpp"\r
-#include "string_triple.hpp"\r
-#endif\r
-\r
-// can be excluded to break the dependency on the portability library\r
-#ifndef NO_STLPLUS_INF\r
-#include "string_inf.hpp"\r
-#endif\r
-\r
-#endif\r
+#ifndef STLPLUS_STRING_STLPLUS
+#define STLPLUS_STRING_STLPLUS
+////////////////////////////////////////////////////////////////////////////////
+
+// Author: Andy Rushton
+// Copyright: (c) Southampton University 1999-2004
+// (c) Andy Rushton 2004-2009
+// License: BSD License, see ../docs/license.html
+
+// Template string conversions for the STLplus containers
+
+////////////////////////////////////////////////////////////////////////////////
+
+// can be excluded to break the dependency on the containers library
+#ifndef NO_STLPLUS_CONTAINERS
+#include "string_digraph.hpp"
+#include "string_foursome.hpp"
+#include "string_hash.hpp"
+#include "string_matrix.hpp"
+#include "string_ntree.hpp"
+#include "string_smart_ptr.hpp"
+#include "string_triple.hpp"
+#endif
+
+// can be excluded to break the dependency on the portability library
+#ifndef NO_STLPLUS_INF
+#include "string_inf.hpp"
+#endif
+
+#endif