text: /*
   * Copyright (c) 1996-1998
   * 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:
  