# strings/string_smart_ptr.hpp

    #ifndef STLPLUS_STRING_SMART_PTR
    #define STLPLUS_STRING_SMART_PTR
    ////////////////////////////////////////////////////////////////////////////////

    //   Author:    Andy Rushton
    //   Copyright: (c) Southampton University 1999-2004
    //              (c) Andy Rushton           2004 onwards
    //   License:   BSD License, see ../docs/license.html

    //   Generate a string representation of a smart pointer

    ////////////////////////////////////////////////////////////////////////////////
    #include "strings_fixes.hpp"
    #include "smart_ptr.hpp"
    #include <string>

    ////////////////////////////////////////////////////////////////////////////////

    namespace stlplus
    {

      template<typename T, typename S>
      std::string smart_ptr_to_string(const smart_ptr<T>& value,
                                      S to_string_fn,
                                      const std::string& null_string = "<null>",
                                      const std::string& prefix = "(",
                                      const std::string& suffix = ")");

      template<typename T, typename S>
      std::string smart_ptr_clone_to_string(const smart_ptr_clone<T>& value,
                                            S to_string_fn,
                                            const std::string& null_string = "<null>",
                                            const std::string& prefix = "(",
                                            const std::string& suffix = ")");

      template<typename T, typename S>
      std::string smart_ptr__nocopy_to_string(const smart_ptr_nocopy<T>& value,
                                              S to_string_fn,
                                              const std::string& null_string = "<null>",
                                              const std::string& prefix = "(",
                                              const std::string& suffix = ")");

    } // end namespace stlplus

    #include "string_smart_ptr.tpp"
    #endif