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// -*- C++ -*-
// Copyright (C) 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the terms
// of the GNU General Public License as published by the Free Software
// Foundation; either version 3, or (at your option) any later
// version.
// This library is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.
// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
// <http://www.gnu.org/licenses/>.
// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
// Permission to use, copy, modify, sell, and distribute this software
// is hereby granted without fee, provided that the above copyright
// notice appears in all copies, and that both that copyright notice
// and this permission notice appear in supporting documentation. None
// of the above authors, nor IBM Haifa Research Laboratories, make any
// representation about the suitability of this software for any
// purpose. It is provided "as is" without express or implied
// warranty.
/**
* @file constructors_destructor_fn_imps.hpp
* Contains an implementation class for bin_search_tree_.
*/
PB_DS_CLASS_T_DEC
typename PB_DS_CLASS_C_DEC::head_allocator
PB_DS_CLASS_C_DEC::s_head_allocator;
PB_DS_CLASS_T_DEC
typename PB_DS_CLASS_C_DEC::internal_node_allocator
PB_DS_CLASS_C_DEC::s_internal_node_allocator;
PB_DS_CLASS_T_DEC
typename PB_DS_CLASS_C_DEC::leaf_allocator
PB_DS_CLASS_C_DEC::s_leaf_allocator;
PB_DS_CLASS_T_DEC
PB_DS_CLASS_C_DEC::
PB_DS_CLASS_NAME() :
m_p_head(s_head_allocator.allocate(1)),
m_size(0)
{
initialize();
_GLIBCXX_DEBUG_ONLY(assert_valid();)
}
PB_DS_CLASS_T_DEC
PB_DS_CLASS_C_DEC::
PB_DS_CLASS_NAME(const e_access_traits& r_e_access_traits) :
synth_e_access_traits(r_e_access_traits),
m_p_head(s_head_allocator.allocate(1)),
m_size(0)
{
initialize();
_GLIBCXX_DEBUG_ONLY(assert_valid();)
}
PB_DS_CLASS_T_DEC
PB_DS_CLASS_C_DEC::
PB_DS_CLASS_NAME(const PB_DS_CLASS_C_DEC& other) :
#ifdef _GLIBCXX_DEBUG
debug_base(other),
#endif
synth_e_access_traits(other),
node_update(other),
m_p_head(s_head_allocator.allocate(1)),
m_size(0)
{
initialize();
m_size = other.m_size;
_GLIBCXX_DEBUG_ONLY(other.assert_valid();)
if (other.m_p_head->m_p_parent == NULL)
{
_GLIBCXX_DEBUG_ONLY(assert_valid();)
return;
}
__try
{
m_p_head->m_p_parent = recursive_copy_node(other.m_p_head->m_p_parent);
}
__catch(...)
{
s_head_allocator.deallocate(m_p_head, 1);
__throw_exception_again;
}
m_p_head->m_p_min = leftmost_descendant(m_p_head->m_p_parent);
m_p_head->m_p_max = rightmost_descendant(m_p_head->m_p_parent);
m_p_head->m_p_parent->m_p_parent = m_p_head;
_GLIBCXX_DEBUG_ONLY(assert_valid();)
}
PB_DS_CLASS_T_DEC
void
PB_DS_CLASS_C_DEC::
swap(PB_DS_CLASS_C_DEC& other)
{
_GLIBCXX_DEBUG_ONLY(assert_valid();)
_GLIBCXX_DEBUG_ONLY(other.assert_valid();)
value_swap(other);
std::swap((e_access_traits& )(*this), (e_access_traits& )other);
_GLIBCXX_DEBUG_ONLY(assert_valid();)
_GLIBCXX_DEBUG_ONLY(other.assert_valid();)
}
PB_DS_CLASS_T_DEC
void
PB_DS_CLASS_C_DEC::
value_swap(PB_DS_CLASS_C_DEC& other)
{
_GLIBCXX_DEBUG_ONLY(debug_base::swap(other);)
std::swap(m_p_head, other.m_p_head);
std::swap(m_size, other.m_size);
}
PB_DS_CLASS_T_DEC
PB_DS_CLASS_C_DEC::
~PB_DS_CLASS_NAME()
{
clear();
s_head_allocator.deallocate(m_p_head, 1);
}
PB_DS_CLASS_T_DEC
void
PB_DS_CLASS_C_DEC::
initialize()
{
new (m_p_head) head();
m_p_head->m_p_parent = NULL;
m_p_head->m_p_min = m_p_head;
m_p_head->m_p_max = m_p_head;
m_size = 0;
}
PB_DS_CLASS_T_DEC
template<typename It>
void
PB_DS_CLASS_C_DEC::
copy_from_range(It first_it, It last_it)
{
while (first_it != last_it)
insert(*(first_it++));
}
PB_DS_CLASS_T_DEC
typename PB_DS_CLASS_C_DEC::node_pointer
PB_DS_CLASS_C_DEC::
recursive_copy_node(const_node_pointer p_other_nd)
{
_GLIBCXX_DEBUG_ASSERT(p_other_nd != NULL);
if (p_other_nd->m_type == pat_trie_leaf_node_type)
{
const_leaf_pointer p_other_leaf = static_cast<const_leaf_pointer>(p_other_nd);
leaf_pointer p_new_lf = s_leaf_allocator.allocate(1);
cond_dealtor cond(p_new_lf);
new (p_new_lf) leaf(p_other_leaf->value());
apply_update(p_new_lf, (node_update* )this);
cond.set_no_action_dtor();
return (p_new_lf);
}
_GLIBCXX_DEBUG_ASSERT(p_other_nd->m_type == pat_trie_internal_node_type);
node_pointer a_p_children[internal_node::arr_size];
size_type child_i = 0;
const_internal_node_pointer p_other_internal_nd =
static_cast<const_internal_node_pointer>(p_other_nd);
typename internal_node::const_iterator child_it =
p_other_internal_nd->begin();
internal_node_pointer p_ret;
__try
{
while (child_it != p_other_internal_nd->end())
a_p_children[child_i++] = recursive_copy_node(*(child_it++));
p_ret = s_internal_node_allocator.allocate(1);
}
__catch(...)
{
while (child_i-- > 0)
clear_imp(a_p_children[child_i]);
__throw_exception_again;
}
new (p_ret) internal_node(p_other_internal_nd->get_e_ind(),
pref_begin(a_p_children[0]));
--child_i;
_GLIBCXX_DEBUG_ASSERT(child_i > 1);
do
p_ret->add_child(a_p_children[child_i], pref_begin(a_p_children[child_i]),
pref_end(a_p_children[child_i]), this);
while (child_i-- > 0);
apply_update(p_ret, (node_update* )this);
return p_ret;
}
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