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[gcc.git] / libstdc++-v3 / include / ext / pb_ds / detail / thin_heap_ / constructors_destructor_fn_imps.hpp

// -*- C++ -*-

// Copyright (C) 2005-2020 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 thin_heap_/constructors_destructor_fn_imps.hpp
 * Contains an implementation for thin_heap_.
 */

#ifdef PB_DS_CLASS_C_DEC

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)
    push(*(first_it++));
  PB_DS_ASSERT_VALID((*this))
}

PB_DS_CLASS_T_DEC
PB_DS_CLASS_C_DEC::
thin_heap() : m_p_max(0)
{
  initialize();
  PB_DS_ASSERT_VALID((*this))
}

PB_DS_CLASS_T_DEC
PB_DS_CLASS_C_DEC::
thin_heap(const Cmp_Fn& r_cmp_fn) 
: base_type(r_cmp_fn), m_p_max(0)
{
  initialize();
  PB_DS_ASSERT_VALID((*this))
}

PB_DS_CLASS_T_DEC
PB_DS_CLASS_C_DEC::
thin_heap(const PB_DS_CLASS_C_DEC& other) 
: base_type(other)
{
  initialize();
  m_p_max = base_type::m_p_root;
  for (node_pointer p_nd = base_type::m_p_root; p_nd != 0; 
       p_nd = p_nd->m_p_next_sibling)
    if (Cmp_Fn::operator()(m_p_max->m_value, p_nd->m_value))
      m_p_max = p_nd;

  PB_DS_ASSERT_VALID((*this))
}

PB_DS_CLASS_T_DEC
void
PB_DS_CLASS_C_DEC::
swap(PB_DS_CLASS_C_DEC& other)
{
  PB_DS_ASSERT_VALID((*this))
  base_type::swap(other);
  std::swap(m_p_max, other.m_p_max);
  PB_DS_ASSERT_VALID((*this))
}

PB_DS_CLASS_T_DEC
PB_DS_CLASS_C_DEC::
~thin_heap()
{ }

PB_DS_CLASS_T_DEC
void
PB_DS_CLASS_C_DEC::
initialize()
{ std::fill(m_a_aux, m_a_aux + max_rank, static_cast<node_pointer>(0)); }

#endif