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// -*- C++ -*-
// Copyright (C) 2005, 2006, 2009, 2010 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 debug_fn_imps.hpp
* Contains an implementation class for left_child_next_sibling_heap_.
*/
#ifdef _GLIBCXX_DEBUG
PB_DS_CLASS_T_DEC
void
PB_DS_CLASS_C_DEC::
assert_valid() const
{
_GLIBCXX_DEBUG_ASSERT(m_p_root == 0 || m_p_root->m_p_prev_or_parent == 0);
if (m_p_root != 0)
assert_node_consistent(m_p_root, Single_Link_Roots);
assert_size();
assert_iterators();
}
PB_DS_CLASS_T_DEC
void
PB_DS_CLASS_C_DEC::
assert_node_consistent(const_node_pointer p_nd, bool single_link) const
{
if (p_nd == 0)
return;
assert_node_consistent(p_nd->m_p_l_child, false);
assert_node_consistent(p_nd->m_p_next_sibling, single_link);
if (single_link)
_GLIBCXX_DEBUG_ASSERT(p_nd->m_p_prev_or_parent == 0);
else if (p_nd->m_p_next_sibling != 0)
_GLIBCXX_DEBUG_ASSERT(p_nd->m_p_next_sibling->m_p_prev_or_parent == p_nd);
if (p_nd->m_p_l_child == 0)
return;
const_node_pointer p_child = p_nd->m_p_l_child;
while (p_child != 0)
{
const_node_pointer p_next_child = p_child->m_p_next_sibling;
_GLIBCXX_DEBUG_ASSERT(!Cmp_Fn::operator()(p_nd->m_value, p_child->m_value));
p_child = p_next_child;
}
_GLIBCXX_DEBUG_ASSERT(p_nd->m_p_l_child->m_p_prev_or_parent == p_nd);
}
PB_DS_CLASS_T_DEC
void
PB_DS_CLASS_C_DEC::
assert_iterators() const
{
const size_type calc_size = std::distance(begin(), end());
if (calc_size == size())
return;
_GLIBCXX_DEBUG_ASSERT(0);
}
PB_DS_CLASS_T_DEC
void
PB_DS_CLASS_C_DEC::
assert_size() const
{
if (size_from_node(m_p_root) == m_size)
return;
_GLIBCXX_DEBUG_ASSERT(0);
}
PB_DS_CLASS_T_DEC
typename PB_DS_CLASS_C_DEC::size_type
PB_DS_CLASS_C_DEC::
size_under_node(const_node_pointer p_nd)
{ return 1 + size_from_node(p_nd->m_p_l_child); }
PB_DS_CLASS_T_DEC
typename PB_DS_CLASS_C_DEC::size_type
PB_DS_CLASS_C_DEC::
size_from_node(const_node_pointer p_nd)
{
size_type ret = 0;
while (p_nd != 0)
{
ret += 1 + size_from_node(p_nd->m_p_l_child);
p_nd = p_nd->m_p_next_sibling;
}
return ret;
}
PB_DS_CLASS_T_DEC
typename PB_DS_CLASS_C_DEC::size_type
PB_DS_CLASS_C_DEC::
degree(const_node_pointer p_nd)
{
size_type ret = 0;
const_node_pointer p_child = p_nd->m_p_l_child;
while (p_child != 0)
{
++ret;
p_child = p_child->m_p_next_sibling;
}
return ret;
}
#endif