mirror of https://github.com/CGAL/cgal
111 lines
2.8 KiB
C++
111 lines
2.8 KiB
C++
/*
|
|
*
|
|
* Copyright (c) 1994
|
|
* Hewlett-Packard Company
|
|
*
|
|
* Copyright (c) 1996,1997
|
|
* Silicon Graphics Computer Systems, Inc.
|
|
*
|
|
* Copyright (c) 1997
|
|
* Moscow Center for SPARC Technology
|
|
*
|
|
* Copyright (c) 1999
|
|
* Boris Fomitchev
|
|
*
|
|
* This material is provided "as is", with absolutely no warranty expressed
|
|
* or implied. Any use is at your own risk.
|
|
*
|
|
* Permission to use or copy this software for any purpose is hereby granted
|
|
* without fee, provided the above notices are retained on all copies.
|
|
* Permission to modify the code and to distribute modified code is granted,
|
|
* provided the above notices are retained, and a notice that the code was
|
|
* modified is included with the above copyright notice.
|
|
*
|
|
*/
|
|
|
|
|
|
/* NOTE: This is an internal header file, included by other STL headers.
|
|
* You should not attempt to use it directly.
|
|
*/
|
|
|
|
#ifndef __SGI_STL_INTERNAL_PAIR_H
|
|
#define __SGI_STL_INTERNAL_PAIR_H
|
|
|
|
|
|
__STL_BEGIN_NAMESPACE
|
|
|
|
template <class _T1, class _T2>
|
|
struct pair {
|
|
typedef _T1 first_type;
|
|
typedef _T2 second_type;
|
|
|
|
_T1 first;
|
|
_T2 second;
|
|
# if defined (__STL_CONST_CONSTRUCTOR_BUG)
|
|
pair() {}
|
|
# else
|
|
pair() : first(_T1()), second(_T2()) {}
|
|
# endif
|
|
pair(const _T1& __a, const _T2& __b) : first(__a), second(__b) {}
|
|
|
|
//#if defined (__STL_MEMBER_TEMPLATES) && defined (__STL_FUNCTION_TMPL_PARTIAL_ORDER)
|
|
template <class _U1, class _U2>
|
|
pair(const pair<_U1, _U2>& __p) : first(__p.first), second(__p.second) {}
|
|
//#endif
|
|
|
|
// pair(const pair<_T1,_T2>& __o) : first(__o.first), second(__o.second) {}
|
|
|
|
__TRIVIAL_DESTRUCTOR(pair)
|
|
};
|
|
|
|
template <class _T1, class _T2>
|
|
inline bool operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
|
|
{
|
|
return __x.first == __y.first && __x.second == __y.second;
|
|
}
|
|
|
|
template <class _T1, class _T2>
|
|
inline bool operator<(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
|
|
{
|
|
return __x.first < __y.first ||
|
|
(!(__y.first < __x.first) && __x.second < __y.second);
|
|
}
|
|
|
|
#ifdef __STL_USE_SEPARATE_RELOPS_NAMESPACE
|
|
|
|
template <class _T1, class _T2>
|
|
inline bool operator!=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) {
|
|
return !(__x == __y);
|
|
}
|
|
|
|
template <class _T1, class _T2>
|
|
inline bool operator>(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) {
|
|
return __y < __x;
|
|
}
|
|
|
|
template <class _T1, class _T2>
|
|
inline bool operator<=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) {
|
|
return !(__y < __x);
|
|
}
|
|
|
|
template <class _T1, class _T2>
|
|
inline bool operator>=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) {
|
|
return !(__x < __y);
|
|
}
|
|
|
|
#endif /* __STL_USE_SEPARATE_RELOPS_NAMESPACE */
|
|
|
|
template <class _T1, class _T2>
|
|
inline pair<_T1, _T2> make_pair(const _T1& __x, const _T2& __y)
|
|
{
|
|
return pair<_T1, _T2>(__x, __y);
|
|
}
|
|
|
|
__STL_END_NAMESPACE
|
|
|
|
#endif /* __SGI_STL_INTERNAL_PAIR_H */
|
|
|
|
// Local Variables:
|
|
// mode:C++
|
|
// End:
|