]> git.buserror.net Git - polintos/scott/priv.git/blobdiff - include/c++/stl/stl/_deque.c
Add STLport 5.1.4
[polintos/scott/priv.git] / include / c++ / stl / stl / _deque.c
diff --git a/include/c++/stl/stl/_deque.c b/include/c++/stl/stl/_deque.c
new file mode 100644 (file)
index 0000000..52d6fc9
--- /dev/null
@@ -0,0 +1,814 @@
+/*
+ *
+ *
+ * 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.
+ *
+ */
+#ifndef _STLP_DEQUE_C
+#define _STLP_DEQUE_C
+
+#ifndef _STLP_INTERNAL_DEQUE_H
+#  include <stl/_deque.h>
+#endif
+
+_STLP_BEGIN_NAMESPACE
+
+_STLP_MOVE_TO_PRIV_NAMESPACE
+
+// Non-inline member functions from _Deque_base.
+
+template <class _Tp, class _Alloc >
+_Deque_base<_Tp,_Alloc >::~_Deque_base() {
+  if (_M_map._M_data) {
+    _M_destroy_nodes(_M_start._M_node, this->_M_finish._M_node + 1);
+    _M_map.deallocate(_M_map._M_data, _M_map_size._M_data);
+  }
+}
+
+template <class _Tp, class _Alloc >
+void _Deque_base<_Tp,_Alloc>::_M_initialize_map(size_t __num_elements) {
+  size_t __num_nodes = __num_elements / this->buffer_size() + 1 ;
+
+  _M_map_size._M_data = (max)((size_t) _S_initial_map_size, __num_nodes + 2);
+  _M_map._M_data = _M_map.allocate(_M_map_size._M_data);
+
+  _Tp** __nstart = _M_map._M_data + (_M_map_size._M_data - __num_nodes) / 2;
+  _Tp** __nfinish = __nstart + __num_nodes;
+
+  _STLP_TRY {
+    _M_create_nodes(__nstart, __nfinish);
+  }
+  _STLP_UNWIND((_M_map.deallocate(_M_map._M_data, _M_map_size._M_data),
+                _M_map._M_data = 0, _M_map_size._M_data = 0))
+  _M_start._M_set_node(__nstart);
+  this->_M_finish._M_set_node(__nfinish - 1);
+  _M_start._M_cur = _M_start._M_first;
+  this->_M_finish._M_cur = this->_M_finish._M_first + __num_elements % this->buffer_size();
+}
+
+template <class _Tp, class _Alloc >
+void _Deque_base<_Tp,_Alloc>::_M_create_nodes(_Tp** __nstart,
+                                              _Tp** __nfinish) {
+  _Tp** __cur = __nstart;
+  _STLP_TRY {
+    for (; __cur < __nfinish; ++__cur)
+      *__cur = _M_map_size.allocate(this->buffer_size());
+  }
+  _STLP_UNWIND(_M_destroy_nodes(__nstart, __cur))
+}
+
+template <class _Tp, class _Alloc >
+void _Deque_base<_Tp,_Alloc>::_M_destroy_nodes(_Tp** __nstart,
+                                               _Tp** __nfinish) {
+  for (_Tp** __n = __nstart; __n < __nfinish; ++__n)
+    _M_map_size.deallocate(*__n, this->buffer_size());
+}
+
+#if defined (_STLP_USE_PTR_SPECIALIZATIONS)
+#  define deque _STLP_PTR_IMPL_NAME(deque)
+#elif defined (_STLP_DEBUG)
+#  define deque _STLP_NON_DBG_NAME(deque)
+#else
+_STLP_MOVE_TO_STD_NAMESPACE
+#endif
+
+#if defined (_STLP_NESTED_TYPE_PARAM_BUG)
+// qualified references
+#  define __iterator__   _Deque_iterator<_Tp, _Nonconst_traits<_Tp> >
+#  define const_iterator _Deque_iterator<_Tp, _Const_traits<_Tp>  >
+#  define iterator       __iterator__
+#  define size_type      size_t
+#  define value_type     _Tp
+#else
+#  define __iterator__   _STLP_TYPENAME_ON_RETURN_TYPE deque<_Tp, _Alloc>::iterator
+#endif
+
+template <class _Tp, class _Alloc >
+deque<_Tp, _Alloc >&
+deque<_Tp, _Alloc >::operator= (const deque<_Tp, _Alloc >& __x) {
+  const size_type __len = size();
+  if (&__x != this) {
+    if (__len >= __x.size())
+      erase(copy(__x.begin(), __x.end(), this->_M_start), this->_M_finish);
+    else {
+      const_iterator __mid = __x.begin() + difference_type(__len);
+      copy(__x.begin(), __mid, this->_M_start);
+      insert(this->_M_finish, __mid, __x.end());
+    }
+  }
+  return *this;
+}
+
+template <class _Tp, class _Alloc >
+void deque<_Tp, _Alloc >::_M_fill_insert(iterator __pos,
+                                         size_type __n, const value_type& __x) {
+  if (__pos._M_cur == this->_M_start._M_cur) {
+    iterator __new_start = _M_reserve_elements_at_front(__n);
+    _STLP_TRY {
+      uninitialized_fill(__new_start, this->_M_start, __x);
+    }
+    _STLP_UNWIND(this->_M_destroy_nodes(__new_start._M_node, this->_M_start._M_node))
+    this->_M_start = __new_start;
+  }
+  else if (__pos._M_cur == this->_M_finish._M_cur) {
+    iterator __new_finish = _M_reserve_elements_at_back(__n);
+    _STLP_TRY {
+      uninitialized_fill(this->_M_finish, __new_finish, __x);
+    }
+    _STLP_UNWIND(this->_M_destroy_nodes(this->_M_finish._M_node+1, __new_finish._M_node+1))
+    this->_M_finish = __new_finish;
+  }
+  else
+    _M_fill_insert_aux(__pos, __n, __x, _Movable());
+}
+
+#if !defined (_STLP_MEMBER_TEMPLATES)
+
+template <class _Tp, class _Alloc >
+void deque<_Tp, _Alloc>::insert(iterator __pos,
+                                const value_type* __first, const value_type* __last) {
+  size_type __n = __last - __first;
+  if (__pos._M_cur == this->_M_start._M_cur) {
+    iterator __new_start = _M_reserve_elements_at_front(__n);
+    _STLP_TRY {
+      _STLP_PRIV __ucopy(__first, __last, __new_start);
+    }
+    _STLP_UNWIND(this->_M_destroy_nodes(__new_start._M_node, this->_M_start._M_node))
+    this->_M_start = __new_start;
+  }
+  else if (__pos._M_cur == this->_M_finish._M_cur) {
+    iterator __new_finish = _M_reserve_elements_at_back(__n);
+    _STLP_TRY {
+      _STLP_PRIV __ucopy(__first, __last, this->_M_finish);
+    }
+    _STLP_UNWIND(this->_M_destroy_nodes(this->_M_finish._M_node + 1,
+                                        __new_finish._M_node + 1))
+    this->_M_finish = __new_finish;
+  }
+  else
+    _M_insert_range_aux(__pos, __first, __last, __n, _Movable());
+}
+
+template <class _Tp, class _Alloc >
+void deque<_Tp,_Alloc>::insert(iterator __pos,
+                               const_iterator __first, const_iterator __last) {
+  size_type __n = __last - __first;
+  if (__pos._M_cur == this->_M_start._M_cur) {
+    iterator __new_start = _M_reserve_elements_at_front(__n);
+    _STLP_TRY {
+      _STLP_PRIV __ucopy(__first, __last, __new_start);
+    }
+    _STLP_UNWIND(this->_M_destroy_nodes(__new_start._M_node, this->_M_start._M_node))
+    this->_M_start = __new_start;
+  }
+  else if (__pos._M_cur == this->_M_finish._M_cur) {
+    iterator __new_finish = _M_reserve_elements_at_back(__n);
+    _STLP_TRY {
+      _STLP_PRIV __ucopy(__first, __last, this->_M_finish);
+    }
+    _STLP_UNWIND(this->_M_destroy_nodes(this->_M_finish._M_node + 1,
+                                        __new_finish._M_node + 1))
+    this->_M_finish = __new_finish;
+  }
+  else
+    _M_insert_range_aux(__pos, __first, __last, __n, _Movable());
+}
+
+#endif /* _STLP_MEMBER_TEMPLATES */
+
+template <class _Tp, class _Alloc >
+__iterator__ deque<_Tp,_Alloc>::_M_erase(iterator __pos,
+                                         const __true_type& /*_Movable*/) {
+  difference_type __index = __pos - this->_M_start;
+  if (size_type(__index) < this->size() >> 1) {
+    //We move the start of the deque one position to the right
+    //starting from the rightmost element to move.
+    iterator __src = __pos, __dst = __pos;
+    _STLP_STD::_Destroy(&(*__dst));
+    if (__src != this->_M_start) {
+      for (--__src; __dst != this->_M_start; --__src, --__dst) {
+        _STLP_STD::_Move_Construct(&(*__dst), *__src);
+        _STLP_STD::_Destroy_Moved(&(*__src));
+      }
+    }
+    _M_pop_front_aux();
+  }
+  else {
+    iterator __src = __pos, __dst = __pos;
+    _STLP_STD::_Destroy(&(*__dst));
+    for (++__src; __src != this->_M_finish; ++__src, ++__dst) {
+      _STLP_STD::_Move_Construct(&(*__dst), *__src);
+      _STLP_STD::_Destroy_Moved(&(*__src));
+    }
+    //Duplication of the pop_back code without the destroy which has already been done:
+    if (this->_M_finish._M_cur != this->_M_finish._M_first) {
+      --this->_M_finish._M_cur;
+    }
+    else {
+      _M_pop_back_aux();
+    }
+  }
+  return this->_M_start + __index;
+}
+
+template <class _Tp, class _Alloc >
+__iterator__ deque<_Tp,_Alloc>::_M_erase(iterator __pos,
+                                         const __false_type& /*_Movable*/) {
+  iterator __next = __pos;
+  ++__next;
+  difference_type __index = __pos - this->_M_start;
+  if (size_type(__index) < this->size() >> 1) {
+    copy_backward(this->_M_start, __pos, __next);
+    pop_front();
+  }
+  else {
+    copy(__next, this->_M_finish, __pos);
+    pop_back();
+  }
+  return this->_M_start + __index;
+}
+
+template <class _Tp, class _Alloc >
+__iterator__ deque<_Tp,_Alloc>::_M_erase(iterator __first, iterator __last,
+                                         const __true_type& /*_Movable*/) {
+  difference_type __n = __last - __first;
+  difference_type __elems_before = __first - this->_M_start;
+  if (__elems_before <= difference_type(this->size() - __n) / 2) {
+    iterator __src = __first, __dst = __last;
+    if (__src != this->_M_start) {
+      for (--__src, --__dst; (__src >= this->_M_start) && (__dst >= __first); --__src, --__dst) {
+        _STLP_STD::_Destroy(&(*__dst));
+        _STLP_STD::_Move_Construct(&(*__dst), *__src);
+      }
+      if (__dst >= __first) {
+        //There are more elements to erase than elements to move
+        _STLP_STD::_Destroy_Range(__first, ++__dst);
+        _STLP_STD::_Destroy_Moved_Range(this->_M_start, __first);
+      }
+      else {
+        //There are more elements to move than elements to erase
+        for (; __src >= this->_M_start; --__src, --__dst) {
+          _STLP_STD::_Destroy_Moved(&(*__dst));
+          _STLP_STD::_Move_Construct(&(*__dst), *__src);
+        }
+        _STLP_STD::_Destroy_Moved_Range(this->_M_start, ++__dst);
+      }
+    }
+    else {
+      _STLP_STD::_Destroy_Range(this->_M_start, __last);
+    }
+    iterator __new_start = this->_M_start + __n;
+    this->_M_destroy_nodes(this->_M_start._M_node, __new_start._M_node);
+    this->_M_start = __new_start;
+  }
+  else {
+    if (__last != this->_M_finish) {
+      iterator __src = __last, __dst = __first;
+      for (; (__src != this->_M_finish) && (__dst != __last); ++__src, ++__dst) {
+        _STLP_STD::_Destroy(&(*__dst));
+        _STLP_STD::_Move_Construct(&(*__dst), *__src);
+      }
+      if (__dst != __last) {
+        //There are more elements to erase than elements to move
+        _STLP_STD::_Destroy_Range(__dst, __last);
+        _STLP_STD::_Destroy_Moved_Range(__last, this->_M_finish);
+      }
+      else {
+        //There are more elements to move than elements to erase
+        for (; __src != this->_M_finish; ++__src, ++__dst) {
+          _STLP_STD::_Destroy_Moved(&(*__dst));
+          _STLP_STD::_Move_Construct(&(*__dst), *__src);
+        }
+        _STLP_STD::_Destroy_Moved_Range(__dst, this->_M_finish);
+      }
+    }
+    else {
+      _STLP_STD::_Destroy_Range(__first, this->_M_finish);
+    }
+    iterator __new_finish = this->_M_finish - __n;
+    this->_M_destroy_nodes(__new_finish._M_node + 1, this->_M_finish._M_node + 1);
+    this->_M_finish = __new_finish;
+  }
+  return this->_M_start + __elems_before;
+}
+
+template <class _Tp, class _Alloc >
+__iterator__ deque<_Tp,_Alloc>::_M_erase(iterator __first, iterator __last,
+                                         const __false_type& /*_Movable*/) {
+  difference_type __n = __last - __first;
+  difference_type __elems_before = __first - this->_M_start;
+  if (__elems_before <= difference_type(this->size() - __n) / 2) {
+    copy_backward(this->_M_start, __first, __last);
+    iterator __new_start = this->_M_start + __n;
+    _STLP_STD::_Destroy_Range(this->_M_start, __new_start);
+    this->_M_destroy_nodes(this->_M_start._M_node, __new_start._M_node);
+    this->_M_start = __new_start;
+  }
+  else {
+    copy(__last, this->_M_finish, __first);
+    iterator __new_finish = this->_M_finish - __n;
+    _STLP_STD::_Destroy_Range(__new_finish, this->_M_finish);
+    this->_M_destroy_nodes(__new_finish._M_node + 1, this->_M_finish._M_node + 1);
+    this->_M_finish = __new_finish;
+  }
+  return this->_M_start + __elems_before;
+}
+
+template <class _Tp, class _Alloc >
+void deque<_Tp,_Alloc>::clear() {
+  for (_Map_pointer __node = this->_M_start._M_node + 1;
+       __node < this->_M_finish._M_node;
+       ++__node) {
+    _STLP_STD::_Destroy_Range(*__node, *__node + this->buffer_size());
+    this->_M_map_size.deallocate(*__node, this->buffer_size());
+  }
+
+  if (this->_M_start._M_node != this->_M_finish._M_node) {
+    _STLP_STD::_Destroy_Range(this->_M_start._M_cur, this->_M_start._M_last);
+    _STLP_STD::_Destroy_Range(this->_M_finish._M_first, this->_M_finish._M_cur);
+    this->_M_map_size.deallocate(this->_M_finish._M_first, this->buffer_size());
+  }
+  else
+    _STLP_STD::_Destroy_Range(this->_M_start._M_cur, this->_M_finish._M_cur);
+
+  this->_M_finish = this->_M_start;
+}
+
+// Precondition: this->_M_start and this->_M_finish have already been initialized,
+// but none of the deque's elements have yet been constructed.
+template <class _Tp, class _Alloc >
+void deque<_Tp,_Alloc>::_M_fill_initialize(const value_type& __val,
+                                           const __false_type& /*_TrivialInit*/) {
+  _Map_pointer __cur = this->_M_start._M_node;
+  _STLP_TRY {
+    for (; __cur < this->_M_finish._M_node; ++__cur)
+      uninitialized_fill(*__cur, *__cur + this->buffer_size(), __val);
+    uninitialized_fill(this->_M_finish._M_first, this->_M_finish._M_cur, __val);
+  }
+  _STLP_UNWIND(_STLP_STD::_Destroy_Range(this->_M_start, iterator(*__cur, __cur)))
+}
+
+
+// Called only if this->_M_finish._M_cur == this->_M_finish._M_last - 1.
+template <class _Tp, class _Alloc >
+void deque<_Tp,_Alloc>::_M_push_back_aux_v(const value_type& __t) {
+  _M_reserve_map_at_back();
+  *(this->_M_finish._M_node + 1) = this->_M_map_size.allocate(this->buffer_size());
+  _STLP_TRY {
+    _Copy_Construct(this->_M_finish._M_cur, __t);
+    this->_M_finish._M_set_node(this->_M_finish._M_node + 1);
+    this->_M_finish._M_cur = this->_M_finish._M_first;
+  }
+  _STLP_UNWIND(this->_M_map_size.deallocate(*(this->_M_finish._M_node + 1),
+                                            this->buffer_size()))
+}
+
+#if defined(_STLP_DONT_SUP_DFLT_PARAM) && !defined(_STLP_NO_ANACHRONISMS)
+// Called only if this->_M_finish._M_cur == this->_M_finish._M_last - 1.
+template <class _Tp, class _Alloc >
+void deque<_Tp,_Alloc>::_M_push_back_aux() {
+  _M_reserve_map_at_back();
+  *(this->_M_finish._M_node + 1) = this->_M_map_size.allocate(this->buffer_size());
+  _STLP_TRY {
+    _STLP_STD::_Construct(this->_M_finish._M_cur);
+    this->_M_finish._M_set_node(this->_M_finish._M_node + 1);
+    this->_M_finish._M_cur = this->_M_finish._M_first;
+  }
+  _STLP_UNWIND(this->_M_map_size.deallocate(*(this->_M_finish._M_node + 1),
+                                            this->buffer_size()))
+}
+#endif /*_STLP_DONT_SUP_DFLT_PARAM && !_STLP_NO_ANACHRONISMS*/
+
+// Called only if this->_M_start._M_cur == this->_M_start._M_first.
+template <class _Tp, class _Alloc >
+void deque<_Tp,_Alloc>::_M_push_front_aux_v(const value_type& __t) {
+  _M_reserve_map_at_front();
+  *(this->_M_start._M_node - 1) = this->_M_map_size.allocate(this->buffer_size());
+  _STLP_TRY {
+    this->_M_start._M_set_node(this->_M_start._M_node - 1);
+    this->_M_start._M_cur = this->_M_start._M_last - 1;
+    _Copy_Construct(this->_M_start._M_cur, __t);
+  }
+  _STLP_UNWIND((++this->_M_start,
+                this->_M_map_size.deallocate(*(this->_M_start._M_node - 1), this->buffer_size())))
+}
+
+
+#if defined (_STLP_DONT_SUP_DFLT_PARAM) && !defined (_STLP_NO_ANACHRONISMS)
+// Called only if this->_M_start._M_cur == this->_M_start._M_first.
+template <class _Tp, class _Alloc >
+void deque<_Tp,_Alloc>::_M_push_front_aux() {
+  _M_reserve_map_at_front();
+  *(this->_M_start._M_node - 1) = this->_M_map_size.allocate(this->buffer_size());
+  _STLP_TRY {
+    this->_M_start._M_set_node(this->_M_start._M_node - 1);
+    this->_M_start._M_cur = this->_M_start._M_last - 1;
+    _STLP_STD::_Construct(this->_M_start._M_cur);
+  }
+  _STLP_UNWIND((++this->_M_start, this->_M_map_size.deallocate(*(this->_M_start._M_node - 1),
+                                                               this->buffer_size())))
+}
+#endif /*_STLP_DONT_SUP_DFLT_PARAM && !_STLP_NO_ANACHRONISMS*/
+
+// Called only if this->_M_finish._M_cur == this->_M_finish._M_first.
+template <class _Tp, class _Alloc >
+void deque<_Tp,_Alloc>::_M_pop_back_aux() {
+  this->_M_map_size.deallocate(this->_M_finish._M_first, this->buffer_size());
+  this->_M_finish._M_set_node(this->_M_finish._M_node - 1);
+  this->_M_finish._M_cur = this->_M_finish._M_last - 1;
+}
+
+// Note that if the deque has at least one element (a precondition for this member
+// function), and if this->_M_start._M_cur == this->_M_start._M_last, then the deque
+// must have at least two nodes.
+template <class _Tp, class _Alloc >
+void deque<_Tp,_Alloc>::_M_pop_front_aux() {
+  if (this->_M_start._M_cur != this->_M_start._M_last - 1)
+    ++this->_M_start._M_cur;
+  else {
+    this->_M_map_size.deallocate(this->_M_start._M_first, this->buffer_size());
+    this->_M_start._M_set_node(this->_M_start._M_node + 1);
+    this->_M_start._M_cur = this->_M_start._M_first;
+  }
+}
+
+template <class _Tp, class _Alloc >
+__iterator__ deque<_Tp,_Alloc>::_M_fill_insert_aux(iterator __pos, size_type __n,
+                                                   const value_type& __x,
+                                                   const __true_type& /*_Movable*/) {
+  const difference_type __elems_before = __pos - this->_M_start;
+  size_type __length = this->size();
+  value_type __x_copy = __x;
+  if (__elems_before <= difference_type(__length / 2)) {
+    iterator __new_start = _M_reserve_elements_at_front(__n);
+    __pos = this->_M_start + __elems_before;
+    _STLP_TRY {
+      iterator __dst = __new_start;
+      iterator __src = this->_M_start;
+      for (; __src != __pos; ++__dst, ++__src) {
+        _STLP_STD::_Move_Construct(&(*__dst), *__src);
+        _STLP_STD::_Destroy_Moved(&(*__src));
+      }
+      this->_M_start = __new_start;
+      uninitialized_fill(__dst, __src, __x_copy);
+      __pos = __dst;
+    }
+    _STLP_UNWIND(this->_M_destroy_nodes(__new_start._M_node, this->_M_start._M_node))
+  }
+  else {
+    iterator __new_finish = _M_reserve_elements_at_back(__n);
+    const difference_type __elems_after = difference_type(__length) - __elems_before;
+    __pos = this->_M_finish - __elems_after;
+    _STLP_TRY {
+      iterator __dst = __new_finish;
+      iterator __src = this->_M_finish;
+      for (--__src, --__dst; __src >= __pos; --__src, --__dst) {
+        _STLP_STD::_Move_Construct(&(*__dst), *__src);
+        _STLP_STD::_Destroy_Moved(&(*__src));
+      }
+      this->_M_finish = __new_finish;
+      uninitialized_fill(__pos, __pos + __n, __x_copy);
+    }
+    _STLP_UNWIND(this->_M_destroy_nodes(this->_M_finish._M_node + 1, __new_finish._M_node + 1))
+  }
+  return __pos;
+}
+
+template <class _Tp, class _Alloc >
+__iterator__ deque<_Tp,_Alloc>::_M_fill_insert_aux(iterator __pos, size_type __n,
+                                                   const value_type& __x,
+                                                   const __false_type& /*_Movable*/) {
+  const difference_type __elems_before = __pos - this->_M_start;
+  size_type __length = this->size();
+  value_type __x_copy = __x;
+  if (__elems_before <= difference_type(__length / 2)) {
+    iterator __new_start = _M_reserve_elements_at_front(__n);
+    iterator __old_start = this->_M_start;
+    __pos = this->_M_start + __elems_before;
+    _STLP_TRY {
+      if (__elems_before >= difference_type(__n)) {
+        iterator __start_n = this->_M_start + difference_type(__n);
+        _STLP_PRIV __ucopy(this->_M_start, __start_n, __new_start);
+        this->_M_start = __new_start;
+        copy(__start_n, __pos, __old_start);
+        fill(__pos - difference_type(__n), __pos, __x_copy);
+        __pos -= difference_type(__n);
+      }
+      else {
+        _STLP_PRIV __uninitialized_copy_fill(this->_M_start, __pos, __new_start,
+                                             this->_M_start, __x_copy);
+        this->_M_start = __new_start;
+        fill(__old_start, __pos, __x_copy);
+      }
+    }
+    _STLP_UNWIND(this->_M_destroy_nodes(__new_start._M_node, this->_M_start._M_node))
+  }
+  else {
+    iterator __new_finish = _M_reserve_elements_at_back(__n);
+    iterator __old_finish = this->_M_finish;
+    const difference_type __elems_after =
+      difference_type(__length) - __elems_before;
+    __pos = this->_M_finish - __elems_after;
+    _STLP_TRY {
+      if (__elems_after > difference_type(__n)) {
+        iterator __finish_n = this->_M_finish - difference_type(__n);
+        _STLP_PRIV __ucopy(__finish_n, this->_M_finish, this->_M_finish);
+        this->_M_finish = __new_finish;
+        copy_backward(__pos, __finish_n, __old_finish);
+        fill(__pos, __pos + difference_type(__n), __x_copy);
+      }
+      else {
+        _STLP_PRIV __uninitialized_fill_copy(this->_M_finish, __pos + difference_type(__n),
+                                             __x_copy, __pos, this->_M_finish);
+        this->_M_finish = __new_finish;
+        fill(__pos, __old_finish, __x_copy);
+      }
+    }
+    _STLP_UNWIND(this->_M_destroy_nodes(this->_M_finish._M_node + 1, __new_finish._M_node + 1))
+  }
+  return __pos;
+}
+
+#if !defined (_STLP_MEMBER_TEMPLATES)
+template <class _Tp, class _Alloc >
+void deque<_Tp,_Alloc>::_M_insert_range_aux(iterator __pos,
+                                            const value_type* __first, const value_type* __last,
+                                            size_type __n, const __true_type& /*_Movable*/) {
+  const difference_type __elems_before = __pos - this->_M_start;
+  size_type __length = size();
+  if (__elems_before <= difference_type(__length / 2)) {
+    iterator __new_start = _M_reserve_elements_at_front(__n);
+    __pos = this->_M_start + __elems_before;
+    _STLP_TRY {
+      iterator __dst = __new_start;
+      iterator __src = this->_M_start;
+      for (; __src != __pos; ++__dst, ++__src) {
+        _STLP_STD::_Move_Construct(&(*__dst), *__src);
+        _STLP_STD::_Destroy_Moved(&(*__src));
+      }
+      this->_M_start = __new_start;
+      _STLP_PRIV __ucopy(__first, __last, __dst);
+    }
+    _STLP_UNWIND(this->_M_destroy_nodes(__new_start._M_node, this->_M_start._M_node))
+  }
+  else {
+    iterator __new_finish = _M_reserve_elements_at_back(__n);
+    const difference_type __elems_after = difference_type(__length) - __elems_before;
+    __pos = this->_M_finish - __elems_after;
+    _STLP_TRY {
+      iterator __dst = __new_finish;
+      iterator __src = this->_M_finish;
+      for (--__src, --__dst; __src >= __pos; --__src, --__dst) {
+        _STLP_STD::_Move_Construct(&(*__dst), *__src);
+        _STLP_STD::_Destroy_Moved(&(*__src));
+      }
+      this->_M_finish = __new_finish;
+      _STLP_PRIV __ucopy(__first, __last, __pos);
+    }
+    _STLP_UNWIND(this->_M_destroy_nodes(this->_M_finish._M_node + 1, __new_finish._M_node + 1))
+  }
+}
+
+template <class _Tp, class _Alloc >
+void deque<_Tp,_Alloc>::_M_insert_range_aux(iterator __pos,
+                                            const value_type* __first, const value_type* __last,
+                                            size_type __n, const __false_type& /*_Movable*/) {
+  const difference_type __elems_before = __pos - this->_M_start;
+  size_type __length = size();
+  if (__elems_before <= difference_type(__length / 2)) {
+    iterator __new_start = _M_reserve_elements_at_front(__n);
+    iterator __old_start = this->_M_start;
+    __pos = this->_M_start + __elems_before;
+    _STLP_TRY {
+      if (__elems_before >= difference_type(__n)) {
+        iterator __start_n = this->_M_start + difference_type(__n);
+        _STLP_PRIV __ucopy(this->_M_start, __start_n, __new_start);
+        this->_M_start = __new_start;
+        copy(__start_n, __pos, __old_start);
+        copy(__first, __last, __pos - difference_type(__n));
+      }
+      else {
+        const value_type* __mid = __first + (difference_type(__n) - __elems_before);
+        __uninitialized_copy_copy(this->_M_start, __pos, __first, __mid, __new_start);
+        this->_M_start = __new_start;
+        copy(__mid, __last, __old_start);
+      }
+    }
+    _STLP_UNWIND(this->_M_destroy_nodes(__new_start._M_node, this->_M_start._M_node))
+  }
+  else {
+    iterator __new_finish = _M_reserve_elements_at_back(__n);
+    iterator __old_finish = this->_M_finish;
+    const difference_type __elems_after =
+      difference_type(__length) - __elems_before;
+    __pos = this->_M_finish - __elems_after;
+    _STLP_TRY {
+
+      if (__elems_after > difference_type(__n)) {
+        iterator __finish_n = this->_M_finish - difference_type(__n);
+        _STLP_PRIV __ucopy(__finish_n, this->_M_finish, this->_M_finish);
+        this->_M_finish = __new_finish;
+        copy_backward(__pos, __finish_n, __old_finish);
+        copy(__first, __last, __pos);
+      }
+      else {
+        const value_type* __mid = __first + __elems_after;
+        __uninitialized_copy_copy(__mid, __last, __pos, this->_M_finish, this->_M_finish);
+        this->_M_finish = __new_finish;
+        copy(__first, __mid, __pos);
+      }
+    }
+    _STLP_UNWIND(this->_M_destroy_nodes(this->_M_finish._M_node + 1, __new_finish._M_node + 1))
+  }
+}
+
+template <class _Tp, class _Alloc >
+void deque<_Tp,_Alloc>::_M_insert_range_aux(iterator __pos,
+                                            const_iterator __first, const_iterator __last,
+                                            size_type __n, const __true_type& /*_Movable*/) {
+  const difference_type __elems_before = __pos - this->_M_start;
+  size_type __length = size();
+  if (__elems_before <= difference_type(__length / 2)) {
+    iterator __new_start = _M_reserve_elements_at_front(__n);
+    __pos = this->_M_start + __elems_before;
+    _STLP_TRY {
+      iterator __dst = __new_start;
+      iterator __src = this->_M_start;
+      for (; __src != __pos; ++__dst, ++__src) {
+        _STLP_STD::_Move_Construct(&(*__dst), *__src);
+        _STLP_STD::_Destroy_Moved(&(*__src));
+      }
+      this->_M_start = __new_start;
+      _STLP_PRIV __ucopy(__first, __last, __dst);
+    }
+    _STLP_UNWIND(this->_M_destroy_nodes(__new_start._M_node, this->_M_start._M_node))
+  }
+  else {
+    iterator __new_finish = _M_reserve_elements_at_back(__n);
+    const difference_type __elems_after = difference_type(__length) - __elems_before;
+    __pos = this->_M_finish - __elems_after;
+    _STLP_TRY {
+      iterator __dst = __new_finish;
+      iterator __src = this->_M_finish;
+      for (--__src, --__dst; __src >= __pos; --__src, --__dst) {
+        _STLP_STD::_Move_Construct(&(*__dst), *__src);
+        _STLP_STD::_Destroy_Moved(&(*__src));
+      }
+      this->_M_finish = __new_finish;
+      _STLP_PRIV __ucopy(__first, __last, __pos);
+    }
+    _STLP_UNWIND(this->_M_destroy_nodes(this->_M_finish._M_node + 1, __new_finish._M_node + 1))
+  }
+}
+
+template <class _Tp, class _Alloc >
+void deque<_Tp,_Alloc>::_M_insert_range_aux(iterator __pos,
+                                            const_iterator __first, const_iterator __last,
+                                            size_type __n, const __false_type& /*_Movable*/) {
+  const difference_type __elems_before = __pos - this->_M_start;
+  size_type __length = size();
+  if (__elems_before < difference_type(__length / 2)) {
+    iterator __new_start = _M_reserve_elements_at_front(__n);
+    iterator __old_start = this->_M_start;
+    __pos = this->_M_start + __elems_before;
+    _STLP_TRY {
+      if (__elems_before >= difference_type(__n)) {
+        iterator __start_n = this->_M_start + __n;
+        _STLP_PRIV __ucopy(this->_M_start, __start_n, __new_start);
+        this->_M_start = __new_start;
+        copy(__start_n, __pos, __old_start);
+        copy(__first, __last, __pos - difference_type(__n));
+      }
+      else {
+        const_iterator __mid = __first + (__n - __elems_before);
+        __uninitialized_copy_copy(this->_M_start, __pos, __first, __mid, __new_start);
+        this->_M_start = __new_start;
+        copy(__mid, __last, __old_start);
+      }
+    }
+    _STLP_UNWIND(this->_M_destroy_nodes(__new_start._M_node, this->_M_start._M_node))
+  }
+  else {
+    iterator __new_finish = _M_reserve_elements_at_back(__n);
+    iterator __old_finish = this->_M_finish;
+    const difference_type __elems_after = __length - __elems_before;
+    __pos = this->_M_finish - __elems_after;
+    _STLP_TRY {
+      if (__elems_after > difference_type(__n)) {
+        iterator __finish_n = this->_M_finish - difference_type(__n);
+        _STLP_PRIV __ucopy(__finish_n, this->_M_finish, this->_M_finish);
+        this->_M_finish = __new_finish;
+        copy_backward(__pos, __finish_n, __old_finish);
+        copy(__first, __last, __pos);
+      }
+      else {
+        const_iterator __mid = __first + __elems_after;
+        __uninitialized_copy_copy(__mid, __last, __pos, this->_M_finish, this->_M_finish);
+        this->_M_finish = __new_finish;
+        copy(__first, __mid, __pos);
+      }
+    }
+    _STLP_UNWIND(this->_M_destroy_nodes(this->_M_finish._M_node + 1, __new_finish._M_node + 1))
+  }
+}
+#endif /* _STLP_MEMBER_TEMPLATES */
+
+template <class _Tp, class _Alloc >
+void deque<_Tp,_Alloc>::_M_new_elements_at_front(size_type __new_elems) {
+  size_type __new_nodes
+      = (__new_elems + this->buffer_size() - 1) / this->buffer_size();
+  _M_reserve_map_at_front(__new_nodes);
+  size_type __i = 1;
+  _STLP_TRY {
+    for (; __i <= __new_nodes; ++__i)
+      *(this->_M_start._M_node - __i) = this->_M_map_size.allocate(this->buffer_size());
+  }
+  _STLP_UNWIND(for (size_type __j = 1; __j < __i; ++__j)
+                 this->_M_map_size.deallocate(*(this->_M_start._M_node - __j), this->buffer_size()))
+}
+
+template <class _Tp, class _Alloc >
+void deque<_Tp,_Alloc>::_M_new_elements_at_back(size_type __new_elems) {
+  size_type __new_nodes
+      = (__new_elems + this->buffer_size() - 1) / this->buffer_size();
+  _M_reserve_map_at_back(__new_nodes);
+  size_type __i = 1;
+  _STLP_TRY {
+    for (; __i <= __new_nodes; ++__i)
+      *(this->_M_finish._M_node + __i) = this->_M_map_size.allocate(this->buffer_size());
+  }
+  _STLP_UNWIND(for (size_type __j = 1; __j < __i; ++__j)
+                 this->_M_map_size.deallocate(*(this->_M_finish._M_node + __j), this->buffer_size()))
+}
+
+template <class _Tp, class _Alloc >
+void deque<_Tp,_Alloc>::_M_reallocate_map(size_type __nodes_to_add,
+                                          bool __add_at_front) {
+  size_type __old_num_nodes = this->_M_finish._M_node - this->_M_start._M_node + 1;
+  size_type __new_num_nodes = __old_num_nodes + __nodes_to_add;
+
+  _Map_pointer __new_nstart;
+  if (this->_M_map_size._M_data > 2 * __new_num_nodes) {
+    __new_nstart = this->_M_map._M_data + (this->_M_map_size._M_data - __new_num_nodes) / 2
+                     + (__add_at_front ? __nodes_to_add : 0);
+    if (__new_nstart < this->_M_start._M_node)
+      copy(this->_M_start._M_node, this->_M_finish._M_node + 1, __new_nstart);
+    else
+      copy_backward(this->_M_start._M_node, this->_M_finish._M_node + 1,
+                    __new_nstart + __old_num_nodes);
+  }
+  else {
+    size_type __new_map_size =
+      this->_M_map_size._M_data + (max)((size_t)this->_M_map_size._M_data, __nodes_to_add) + 2;
+
+    _Map_pointer __new_map = this->_M_map.allocate(__new_map_size);
+    __new_nstart = __new_map + (__new_map_size - __new_num_nodes) / 2
+                         + (__add_at_front ? __nodes_to_add : 0);
+    copy(this->_M_start._M_node, this->_M_finish._M_node + 1, __new_nstart);
+    this->_M_map.deallocate(this->_M_map._M_data, this->_M_map_size._M_data);
+
+    this->_M_map._M_data = __new_map;
+    this->_M_map_size._M_data = __new_map_size;
+  }
+
+  this->_M_start._M_set_node(__new_nstart);
+  this->_M_finish._M_set_node(__new_nstart + __old_num_nodes - 1);
+}
+
+#if defined (deque)
+#  undef deque
+_STLP_MOVE_TO_STD_NAMESPACE
+#endif
+
+_STLP_END_NAMESPACE
+
+#undef __iterator__
+#undef iterator
+#undef const_iterator
+#undef size_type
+#undef value_type
+
+#endif /*  _STLP_DEQUE_C */
+
+// Local Variables:
+// mode:C++
+// End: