OW_HashMultiMap.hpp

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#ifndef OW_HASH_MULTI_MAP_HPP_INCLUDE_GUARD_
#define OW_HASH_MULTI_MAP_HPP_INCLUDE_GUARD_
#include "OW_config.h"
#ifdef OW_HAVE_HASH_MAP
   #include <hash_map>
   #define OW_HASH_MAP_NS std
   #define HashMultiMap std::hash_multimap
#elif OW_HAVE_EXT_HASH_MAP
   #include <ext/hash_map>
   #define OW_HASH_MAP_NS __gnu_cxx
   #define HashMultiMap __gnu_cxx::hash_multimap
#else
   // TODO: Write a real hash multi map
   #include <map>
   #define OW_HASH_MAP_NS std
   #define HashMultiMap std::multimap
#endif

#ifndef OW_HASH_SPECIALIZED_INCLUDE_GUARD_
#define OW_HASH_SPECIALIZED_INCLUDE_GUARD_
#if defined(OW_HAVE_HASH_MAP) || defined(OW_HAVE_EXT_HASH_MAP)
#include "OW_String.hpp"

// need to specialize hash
namespace OW_HASH_MAP_NS
{
template<> struct hash<OW_NAMESPACE::String>
{
   size_t operator()(const OW_NAMESPACE::String& s) const
   {
      return hash<const char*>()(s.c_str());
   }
};
}

#endif
#endif
#undef OW_HASH_MAP_NS
#endif

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