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725dc051ca
2000-10-05 Benjamin Kosnik <bkoz@cygnus.com> * include: New directory. * include/backward: New directory. * include/bits: New directory. * include/ext: New directory. * include/std: New directory. * include/*/*: Populate. * src/complex.cc: Adjust include of mathconf. * mkc++config (BASE_H): Add include. * src/Makefile.am: Support for topleve sources include directory. (INCLUDES): Add LIBMATH_INCLUDE. * src/Makefile.in: Regenerate. * math/Makefile.am (INCLUDES): Append /include. * math/Makefile.in: Regenerate. * libio/Makefile.am (INCLUDES): Add glibcpp_includedir. * libio/Makefile.in: Regenerate. From-SVN: r36723
144 lines
4.2 KiB
C++
144 lines
4.2 KiB
C++
/*
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*
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* Copyright (c) 1994
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* Hewlett-Packard Company
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*
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* Permission to use, copy, modify, distribute and sell this software
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* and its documentation for any purpose is hereby granted without fee,
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* provided that the above copyright notice appear in all copies and
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* that both that copyright notice and this permission notice appear
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* in supporting documentation. Hewlett-Packard Company makes no
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* representations about the suitability of this software for any
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* purpose. It is provided "as is" without express or implied warranty.
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*
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*
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* Copyright (c) 1996,1997
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* Silicon Graphics Computer Systems, Inc.
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*
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* Permission to use, copy, modify, distribute and sell this software
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* and its documentation for any purpose is hereby granted without fee,
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* provided that the above copyright notice appear in all copies and
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* that both that copyright notice and this permission notice appear
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* in supporting documentation. Silicon Graphics makes no
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* representations about the suitability of this software for any
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* purpose. It is provided "as is" without express or implied warranty.
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*/
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/* NOTE: This is an internal header file, included by other STL headers.
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* You should not attempt to use it directly.
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*/
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#ifndef __SGI_STL_INTERNAL_STACK_H
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#define __SGI_STL_INTERNAL_STACK_H
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#include <bits/sequence_concepts.h>
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__STL_BEGIN_NAMESPACE
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// Forward declarations of operators == and <, needed for friend declaration.
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template <class _Tp,
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class _Sequence = deque<_Tp> >
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class stack;
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template <class _Tp, class _Seq>
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bool operator==(const stack<_Tp,_Seq>& __x, const stack<_Tp,_Seq>& __y);
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template <class _Tp, class _Seq>
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bool operator<(const stack<_Tp,_Seq>& __x, const stack<_Tp,_Seq>& __y);
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template <class _Tp, class _Sequence>
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class stack {
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// requirements:
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__STL_CLASS_REQUIRES(_Tp, _Assignable);
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__STL_CLASS_REQUIRES(_Sequence, _BackInsertionSequence);
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typedef typename _Sequence::value_type _Sequence_value_type;
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__STL_CLASS_REQUIRES_SAME_TYPE(_Tp, _Sequence_value_type);
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#ifdef __STL_MEMBER_TEMPLATES
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template <class _Tp1, class _Seq1>
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friend bool operator== (const stack<_Tp1, _Seq1>&,
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const stack<_Tp1, _Seq1>&);
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template <class _Tp1, class _Seq1>
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friend bool operator< (const stack<_Tp1, _Seq1>&,
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const stack<_Tp1, _Seq1>&);
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#else /* __STL_MEMBER_TEMPLATES */
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friend bool __STD_QUALIFIER
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operator== __STL_NULL_TMPL_ARGS (const stack&, const stack&);
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friend bool __STD_QUALIFIER
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operator< __STL_NULL_TMPL_ARGS (const stack&, const stack&);
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#endif /* __STL_MEMBER_TEMPLATES */
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public:
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typedef typename _Sequence::value_type value_type;
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typedef typename _Sequence::size_type size_type;
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typedef _Sequence container_type;
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typedef typename _Sequence::reference reference;
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typedef typename _Sequence::const_reference const_reference;
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protected:
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_Sequence c;
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public:
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stack() : c() {}
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explicit stack(const _Sequence& __s) : c(__s) {}
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bool empty() const { return c.empty(); }
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size_type size() const { return c.size(); }
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reference top() { return c.back(); }
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const_reference top() const { return c.back(); }
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void push(const value_type& __x) { c.push_back(__x); }
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void pop() { c.pop_back(); }
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};
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template <class _Tp, class _Seq>
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bool operator==(const stack<_Tp,_Seq>& __x, const stack<_Tp,_Seq>& __y)
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{
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return __x.c == __y.c;
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}
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template <class _Tp, class _Seq>
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bool operator<(const stack<_Tp,_Seq>& __x, const stack<_Tp,_Seq>& __y)
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{
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return __x.c < __y.c;
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}
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#ifdef __STL_FUNCTION_TMPL_PARTIAL_ORDER
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template <class _Tp, class _Seq>
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bool operator!=(const stack<_Tp,_Seq>& __x, const stack<_Tp,_Seq>& __y)
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{
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return !(__x == __y);
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}
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template <class _Tp, class _Seq>
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bool operator>(const stack<_Tp,_Seq>& __x, const stack<_Tp,_Seq>& __y)
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{
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return __y < __x;
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}
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template <class _Tp, class _Seq>
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bool operator<=(const stack<_Tp,_Seq>& __x, const stack<_Tp,_Seq>& __y)
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{
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return !(__y < __x);
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}
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template <class _Tp, class _Seq>
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bool operator>=(const stack<_Tp,_Seq>& __x, const stack<_Tp,_Seq>& __y)
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{
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return !(__x < __y);
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}
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#endif /* __STL_FUNCTION_TMPL_PARTIAL_ORDER */
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__STL_END_NAMESPACE
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#endif /* __SGI_STL_INTERNAL_STACK_H */
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// Local Variables:
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// mode:C++
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// End:
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