stl_ctra.h
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上传日期:2022-05-14
资源大小:882k
文件大小:2k
源码类别:
STL
开发平台:
Visual C++
- /*
- * Copyright (c) 1999
- * 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.
- */
- // WARNING: This is an internal header file, included by other C++
- // standard library headers. You should not attempt to use this header
- // file directly.
- #ifndef __SGI_STL_INTERNAL_CTRAITS_FUNCTIONS_H
- #define __SGI_STL_INTERNAL_CTRAITS_FUNCTIONS_H
- // This file contains a few small adapters that allow a character
- // traits class to be used as a function object.
- __STL_BEGIN_NAMESPACE
- template <class _Traits>
- struct _Eq_traits
- : public binary_function<typename _Traits::char_type,
- typename _Traits::char_type,
- bool>
- {
- bool operator()(const typename _Traits::char_type& __x,
- const typename _Traits::char_type& __y) const
- { return _Traits::eq(__x, __y); }
- };
- template <class _Traits>
- struct _Eq_int_traits
- : public binary_function<typename _Traits::char_type,
- typename _Traits::int_type,
- bool>
- {
- bool operator()(const typename _Traits::char_type& __x,
- const typename _Traits::int_type& __y) const
- { return _Traits::eq_int_type(_Traits::to_int_type(__x), __y); }
- };
- template <class _Traits>
- struct _Lt_traits
- : public binary_function<typename _Traits::char_type,
- typename _Traits::char_type,
- bool>
- {
- bool operator()(const typename _Traits::char_type& __x,
- const typename _Traits::char_type& __y) const
- { return _Traits::lt(__x, __y); }
- };
- __STL_END_NAMESPACE
- #endif /* __SGI_STL_INTERNAL_CTRAITS_FUNCTIONS_H */
- // Local Variables:
- // mode:C++
- // End: