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/*
* 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.
*
*/
/* NOTE: This is an internal header file, included by other STL headers.
* You should not attempt to use it directly.
*/
#ifndef __SGI_STL_HASH_FUN_H
#define __SGI_STL_HASH_FUN_H
#include <stddef.h>
__STL_BEGIN_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);
}
__STL_TEMPLATE_NULL struct hash<char*>
{
size_t operator()(const char* s) const { return __stl_hash_string(s); }
};
__STL_TEMPLATE_NULL struct hash<const char*>
{
size_t operator()(const char* s) const { return __stl_hash_string(s); }
};
__STL_TEMPLATE_NULL struct hash<char> {
size_t operator()(char x) const { return x; }
};
__STL_TEMPLATE_NULL struct hash<unsigned char> {
size_t operator()(unsigned char x) const { return x; }
};
__STL_TEMPLATE_NULL struct hash<signed char> {
size_t operator()(unsigned char x) const { return x; }
};
__STL_TEMPLATE_NULL struct hash<short> {
size_t operator()(short x) const { return x; }
};
__STL_TEMPLATE_NULL struct hash<unsigned short> {
size_t operator()(unsigned short x) const { return x; }
};
__STL_TEMPLATE_NULL struct hash<int> {
size_t operator()(int x) const { return x; }
};
__STL_TEMPLATE_NULL struct hash<unsigned int> {
size_t operator()(unsigned int x) const { return x; }
};
__STL_TEMPLATE_NULL struct hash<long> {
size_t operator()(long x) const { return x; }
};
__STL_TEMPLATE_NULL struct hash<unsigned long> {
size_t operator()(unsigned long x) const { return x; }
};
__STL_END_NAMESPACE
#endif /* __SGI_STL_HASH_FUN_H */
// Local Variables:
// mode:C++
// End:
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