/******************************************************************************/
/* This file was taken from STLport <www.stlport.org> and modified by         */
/* Texas Instruments.                                                         */
/******************************************************************************/

/*
 *
 *
 * 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
 *
 * Copyright (c) 2014-2014 Texas Instruments Incorporated
 *
 * 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.
 *
 */
#ifndef _STLP_LIST_C
#define _STLP_LIST_C

#ifndef _STLP_INTERNAL_LIST_H
#  include <s__list.h>
#endif

#ifndef _STLP_CARRAY_H
#  include <s__carray.h>
#endif

#ifndef _STLP_RANGE_ERRORS_H
#  include <s__range_errors.h>
#endif

_STLP_BEGIN_NAMESPACE

_STLP_MOVE_TO_PRIV_NAMESPACE

#if defined (_STLP_EXPOSE_GLOBALS_IMPLEMENTATION)
template <class _Dummy>
void _STLP_CALL
_List_global<_Dummy>::_Transfer(_List_node_base* __position,
                                _List_node_base* __first, _List_node_base* __last) {
  if (__position != __last) {
    // Remove [first, last) from its old position.
    __last->_M_prev->_M_next     = __position;
    __first->_M_prev->_M_next    = __last;
    __position->_M_prev->_M_next = __first;

    // Splice [first, last) into its new position.
    _Node_base* __tmp = __position->_M_prev;
    __position->_M_prev = __last->_M_prev;
    __last->_M_prev     = __first->_M_prev;
    __first->_M_prev    = __tmp;
  }
}
#endif /* _STLP_EXPOSE_GLOBALS_IMPLEMENTATION */

template <class _Tp, class _Alloc>
void _List_base<_Tp,_Alloc>::clear() {
  _Node* __cur = __STATIC_CAST(_Node*, _M_node._M_data._M_next);
  while (
#if defined (__BORLANDC__) // runtime error
         __cur &&
#endif
         __cur != &(_M_node._M_data)) {
    _Node* __tmp = __cur;
    __cur = __STATIC_CAST(_Node*, __cur->_M_next);
    _STLP_STD::_Destroy(&__tmp->_M_data);
    this->_M_node.deallocate(__tmp, 1);
  }
  _M_node._M_data._M_next = &_M_node._M_data;
  _M_node._M_data._M_prev = &_M_node._M_data;
}

#if defined (_STLP_NESTED_TYPE_PARAM_BUG)
#  define size_type size_t
#endif

#if defined (_STLP_USE_PTR_SPECIALIZATIONS)
#  define list _STLP_PTR_IMPL_NAME(list)
#elif defined (_STLP_DEBUG)
#  define list _STLP_NON_DBG_NAME(list)
#else
_STLP_MOVE_TO_STD_NAMESPACE
#endif

template <class _Tp, class _Alloc>
void list<_Tp, _Alloc>::resize(size_type __new_size, const _Tp& __x) {
  iterator __i = begin();
  size_type __len = 0;
  for ( ; __i != end() && __len < __new_size; ++__i, ++__len);

  if (__len == __new_size)
    erase(__i, end());
  else // __i == end()
    insert(end(), __new_size - __len, __x);
}

template <class _Tp, class _Alloc>
list<_Tp, _Alloc>& list<_Tp, _Alloc>::operator=(const list<_Tp, _Alloc>& __x) {
  if (this != &__x) {
    iterator __first1 = begin();
    iterator __last1 = end();
    const_iterator __first2 = __x.begin();
    const_iterator __last2 = __x.end();
    while (__first1 != __last1 && __first2 != __last2)
      *__first1++ = *__first2++;
    if (__first2 == __last2)
      erase(__first1, __last1);
    else
      insert(__last1, __first2, __last2);
  }
  return *this;
}

template <class _Tp, class _Alloc>
void list<_Tp, _Alloc>::_M_fill_assign(size_type __n, const _Tp& __val) {
  iterator __i = begin();
  for ( ; __i != end() && __n > 0; ++__i, --__n)
    *__i = __val;
  if (__n > 0)
    insert(end(), __n, __val);
  else
    erase(__i, end());
}

#if !defined (list)
_STLP_MOVE_TO_PRIV_NAMESPACE
#endif

template <class _Tp, class _Alloc, class _Predicate>
void _S_remove_if(list<_Tp, _Alloc>& __that, _Predicate __pred)  {
  typedef typename list<_Tp, _Alloc>::iterator _Literator;
  _Literator __first = __that.begin();
  _Literator __last = __that.end();
  while (__first != __last) {
    _Literator __next = __first;
    ++__next;
    if (__pred(*__first)) __that.erase(__first);
    __first = __next;
  }
}

template <class _Tp, class _Alloc, class _BinaryPredicate>
void _S_unique(list<_Tp, _Alloc>& __that, _BinaryPredicate __binary_pred) {
  typedef typename list<_Tp, _Alloc>::iterator _Literator;
  _Literator __first = __that.begin();
  _Literator __last = __that.end();
  if (__first == __last) return;
  _Literator __next = __first;
  while (++__next != __last) {
    if (__binary_pred(*__first, *__next))
      __that.erase(__next);
    else
      __first = __next;
    __next = __first;
  }
}

template <class _Tp, class _Alloc, class _StrictWeakOrdering>
void _S_merge(list<_Tp, _Alloc>& __that, list<_Tp, _Alloc>& __x,
              _StrictWeakOrdering __comp) {
  typedef typename list<_Tp, _Alloc>::iterator _Literator;
  _Literator __first1 = __that.begin();
  _Literator __last1 = __that.end();
  _Literator __first2 = __x.begin();
  _Literator __last2 = __x.end();
  if (__that.get_allocator() == __x.get_allocator()) {
    while (__first1 != __last1 && __first2 != __last2) {
      if (__comp(*__first2, *__first1)) {
        _STLP_VERBOSE_ASSERT(!__comp(*__first1, *__first2), _StlMsg_INVALID_STRICT_WEAK_PREDICATE)
        _Literator __next = __first2;
        _List_global_inst::_Transfer(__first1._M_node, __first2._M_node, (++__next)._M_node);
        __first2 = __next;
      }
      else
        ++__first1;
    }
    if (__first2 != __last2)
      _List_global_inst::_Transfer(__last1._M_node, __first2._M_node, __last2._M_node);
  }
  else {
    while (__first1 != __last1 && __first2 != __last2) {
      if (__comp(*__first2, *__first1)) {
        _STLP_VERBOSE_ASSERT(!__comp(*__first1, *__first2), _StlMsg_INVALID_STRICT_WEAK_PREDICATE)
        __first1 = __that.insert(__first1, *__first2);
      }
      else
        ++__first1;
    }
    if (__first2 != __last2) {
      __that.insert(__first1, __first2, __last2);
    }
    __x.clear();
  }
}

template <class _Tp, class _Alloc, class _StrictWeakOrdering>
void _S_sort(list<_Tp, _Alloc>& __that, _StrictWeakOrdering __comp) {
  // Do nothing if the list has length 0 or 1.
  if (__that._M_node._M_data._M_next == &__that._M_node._M_data ||
      __that._M_node._M_data._M_next->_M_next == &__that._M_node._M_data)
    return;

  list<_Tp, _Alloc> __carry(__that.get_allocator());
  const int NB = 64;
  _STLP_PRIV _CArray<list<_Tp, _Alloc>, NB> __counter(__carry);
  int __fill = 0;
  while (!__that.empty()) {
    __carry.splice(__carry.begin(), __that, __that.begin());
    int __i = 0;
    while (__i < __fill && !__counter[__i].empty()) {
      _S_merge(__counter[__i], __carry, __comp);
      __carry.swap(__counter[__i++]);
    }
    __carry.swap(__counter[__i]);
    if (__i == __fill) {
      ++__fill;
      if (__fill >= NB) {
        //Looks like the list has too many elements to be sorted with this algorithm:
        __stl_throw_overflow_error("list::sort");
      }
    }
  }

  for (int __i = 1; __i < __fill; ++__i)
    _S_merge(__counter[__i], __counter[__i - 1], __comp);
  __that.swap(__counter[__fill - 1]);
}

#if defined (list)
#  undef list
#endif

_STLP_MOVE_TO_STD_NAMESPACE

_STLP_END_NAMESPACE

#endif /*  _STLP_LIST_C */

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