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/*=========================================================================
Program: KWSys - Kitware System Library
Module: $RCSfile: hash_fun.hxx.in,v $
Copyright (c) Kitware, Inc., Insight Consortium. All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
/*
* Copyright (c) 1996
* Silicon Graphics Computer Systems, Inc.
*
* Permission to use, copy, modify, distribute and sell this software
* and its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation. Silicon Graphics makes no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*
*
* Copyright (c) 1994
* Hewlett-Packard Company
*
* Permission to use, copy, modify, distribute and sell this software
* and its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation. Hewlett-Packard Company makes no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*
*/
#ifndef @KWSYS_NAMESPACE@_hash_fun_hxx
#define @KWSYS_NAMESPACE@_hash_fun_hxx
#include <@KWSYS_NAMESPACE@/Configure.hxx>
#include <@KWSYS_NAMESPACE@/cstddef> // size_t
namespace @KWSYS_NAMESPACE@
{
template <class _Key> struct hash { };
inline size_t _stl_hash_string(const char* __s)
{
unsigned long __h = 0;
for ( ; *__s; ++__s)
__h = 5*__h + *__s;
return size_t(__h);
}
@KWSYS_NAMESPACE@_CXX_DEFINE_SPECIALIZATION
struct hash<char*> {
size_t operator()(const char* __s) const { return _stl_hash_string(__s); }
};
@KWSYS_NAMESPACE@_CXX_DEFINE_SPECIALIZATION
struct hash<const char*> {
size_t operator()(const char* __s) const { return _stl_hash_string(__s); }
};
@KWSYS_NAMESPACE@_CXX_DEFINE_SPECIALIZATION
struct hash<char> {
size_t operator()(char __x) const { return __x; }
};
@KWSYS_NAMESPACE@_CXX_DEFINE_SPECIALIZATION
struct hash<unsigned char> {
size_t operator()(unsigned char __x) const { return __x; }
};
@KWSYS_NAMESPACE@_CXX_DEFINE_SPECIALIZATION
struct hash<signed char> {
size_t operator()(unsigned char __x) const { return __x; }
};
@KWSYS_NAMESPACE@_CXX_DEFINE_SPECIALIZATION
struct hash<short> {
size_t operator()(short __x) const { return __x; }
};
@KWSYS_NAMESPACE@_CXX_DEFINE_SPECIALIZATION
struct hash<unsigned short> {
size_t operator()(unsigned short __x) const { return __x; }
};
@KWSYS_NAMESPACE@_CXX_DEFINE_SPECIALIZATION
struct hash<int> {
size_t operator()(int __x) const { return __x; }
};
@KWSYS_NAMESPACE@_CXX_DEFINE_SPECIALIZATION
struct hash<unsigned int> {
size_t operator()(unsigned int __x) const { return __x; }
};
@KWSYS_NAMESPACE@_CXX_DEFINE_SPECIALIZATION
struct hash<long> {
size_t operator()(long __x) const { return __x; }
};
@KWSYS_NAMESPACE@_CXX_DEFINE_SPECIALIZATION
struct hash<unsigned long> {
size_t operator()(unsigned long __x) const { return __x; }
};
} // namespace @KWSYS_NAMESPACE@
#endif
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