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/project/jni/stlport/stlport/stl/_ctraits_fns.h

https://github.com/aichunyu/FFPlayer
C Header | 91 lines | 55 code | 16 blank | 20 comment | 0 complexity | 97c34f1d219134c24faeea69abea6712 MD5 | raw file
 1/*
 2 * Copyright (c) 1999
 3 * Silicon Graphics Computer Systems, Inc.
 4 *
 5 * Permission to use, copy, modify, distribute and sell this software
 6 * and its documentation for any purpose is hereby granted without fee,
 7 * provided that the above copyright notice appear in all copies and
 8 * that both that copyright notice and this permission notice appear
 9 * in supporting documentation.  Silicon Graphics makes no
10 * representations about the suitability of this software for any
11 * purpose.  It is provided "as is" without express or implied warranty.
12 */
13
14// WARNING: This is an internal header file, included by other C++
15// standard library headers.  You should not attempt to use this header
16// file directly.
17
18#ifndef _STLP_INTERNAL_CTRAITS_FUNCTIONS_H
19#define _STLP_INTERNAL_CTRAITS_FUNCTIONS_H
20
21#ifndef _STLP_INTERNAL_FUNCTION_BASE_H
22#  include <stl/_function_base.h>
23#endif
24
25// This file contains a few small adapters that allow a character
26// traits class to be used as a function object.
27
28_STLP_BEGIN_NAMESPACE
29
30_STLP_MOVE_TO_PRIV_NAMESPACE
31
32template <class _Traits>
33struct _Eq_traits
34  : public binary_function<typename _Traits::char_type,
35                           typename _Traits::char_type,
36                           bool> {
37  bool operator()(const typename _Traits::char_type& __x,
38                  const typename _Traits::char_type& __y) const
39  { return _Traits::eq(__x, __y); }
40};
41
42template <class _Traits>
43struct _Eq_char_bound
44  : public unary_function<typename _Traits::char_type, bool> {
45  typename _Traits::char_type __val;
46  _Eq_char_bound(typename _Traits::char_type __c) : __val(__c) {}
47  bool operator()(const typename _Traits::char_type& __x) const
48  { return _Traits::eq(__x, __val); }
49};
50
51template <class _Traits>
52struct _Neq_char_bound
53  : public unary_function<typename _Traits::char_type, bool>
54{
55  typename _Traits::char_type __val;
56  _Neq_char_bound(typename _Traits::char_type __c) : __val(__c) {}
57  bool operator()(const typename _Traits::char_type& __x) const
58  { return !_Traits::eq(__x, __val); }
59};
60
61template <class _Traits>
62struct _Eq_int_bound
63  : public unary_function<typename _Traits::char_type, bool> {
64  typename _Traits::int_type __val;
65
66  _Eq_int_bound(typename _Traits::int_type __c) : __val(__c) {}
67  bool operator()(const typename _Traits::char_type& __x) const
68  { return _Traits::eq_int_type(_Traits::to_int_type(__x), __val); }
69};
70
71#if 0
72template <class _Traits>
73struct _Lt_traits
74  : public binary_function<typename _Traits::char_type,
75                           typename _Traits::char_type,
76                           bool> {
77  bool operator()(const typename _Traits::char_type& __x,
78                  const typename _Traits::char_type& __y) const
79  { return _Traits::lt(__x, __y); }
80};
81#endif
82
83_STLP_MOVE_TO_STD_NAMESPACE
84
85_STLP_END_NAMESPACE
86
87#endif /* _STLP_INTERNAL_CTRAITS_FUNCTIONS_H */
88
89// Local Variables:
90// mode:C++
91// End: