---

HashUtils.h

/*
   Copyright (C) 2002 the Strongroom project

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   @author Ewald Snel
*/

#ifndef __HASHUTILS_H
#define __HASHUTILS_H

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <string>

#ifdef HAVE_EXT_HASH_MAP
#include <ext/hash_map>
#include <ext/hash_set>
#else
#include <hash_map>
#include <hash_set>
#endif

#include <Common.h>


using namespace std;

#ifdef HAVE___GNU_CXX__HASH_MAP_INT_INT_
using namespace __gnu_cxx;
#endif

// Hash functions (TODO: better hashing)
struct _hash_string
{
    std::size_t operator()( const std::string &key ) const
    {
        return hash<const char *>()( key.c_str() );
    }
};

struct _hash_NumID
{
    std::size_t operator()( const NumID key ) const
    {
        return key;
    }
};

#endif

---