1/*
2 * Copyright (c) 1999
3 * Silicon Graphics Computer Systems, Inc.
4 *
5 * Copyright (c) 1999
6 * Boris Fomitchev
7 *
8 * This material is provided "as is", with absolutely no warranty expressed
9 * or implied. Any use is at your own risk.
10 *
11 * Permission to use or copy this software for any purpose is hereby granted
12 * without fee, provided the above notices are retained on all copies.
13 * Permission to modify the code and to distribute modified code is granted,
14 * provided the above notices are retained, and a notice that the code was
15 * modified is included with the above copyright notice.
16 *
17 */
18#include "stlport_prefix.h"
19
20#include <locale>
21
22_STLP_BEGIN_NAMESPACE
23
24// collate<char>
25
26collate<char>::~collate() {}
27
28int collate<char>::do_compare(const char* low1, const char* high1,
29                              const char* low2, const char* high2) const
30{ return _STLP_PRIV __lexicographical_compare_3way(low1, high1, low2, high2); }
31
32string collate<char>::do_transform(const char* low, const char* high) const
33{ return string(low, high); }
34
35long collate<char>::do_hash(const char* low, const char* high) const {
36  unsigned long result = 0;
37  for ( ; low < high; ++low)
38    result = 5 * result + *low;
39  return result;
40}
41
42#if !defined (_STLP_NO_WCHAR_T)
43// collate<wchar_t>
44
45collate<wchar_t>::~collate() {}
46
47int
48collate<wchar_t>::do_compare(const wchar_t* low1, const wchar_t* high1,
49                             const wchar_t* low2, const wchar_t* high2) const
50{ return _STLP_PRIV __lexicographical_compare_3way(low1, high1, low2, high2); }
51
52wstring collate<wchar_t>::do_transform(const wchar_t* low, const wchar_t* high) const
53{ return wstring(low, high); }
54
55long collate<wchar_t>::do_hash(const wchar_t* low, const wchar_t* high) const {
56  unsigned long result = 0;
57  for ( ; low < high; ++low)
58    result = 5 * result + *low;
59  return result;
60}
61#endif
62
63_STLP_END_NAMESPACE
64
65
66// Local Variables:
67// mode:C++
68// End:
69
70