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      1 // -*- C++ -*-
      2 
      3 // Copyright (C) 2005, 2006, 2009 Free Software Foundation, Inc.
      4 //
      5 // This file is part of the GNU ISO C++ Library.  This library is free
      6 // software; you can redistribute it and/or modify it under the terms
      7 // of the GNU General Public License as published by the Free Software
      8 // Foundation; either version 3, or (at your option) any later
      9 // version.
     10 
     11 // This library is distributed in the hope that it will be useful, but
     12 // WITHOUT ANY WARRANTY; without even the implied warranty of
     13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     14 // General Public License for more details.
     15 
     16 // Under Section 7 of GPL version 3, you are granted additional
     17 // permissions described in the GCC Runtime Library Exception, version
     18 // 3.1, as published by the Free Software Foundation.
     19 
     20 // You should have received a copy of the GNU General Public License and
     21 // a copy of the GCC Runtime Library Exception along with this program;
     22 // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
     23 // <http://www.gnu.org/licenses/>.
     24 
     25 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
     26 
     27 // Permission to use, copy, modify, sell, and distribute this software
     28 // is hereby granted without fee, provided that the above copyright
     29 // notice appears in all copies, and that both that copyright notice
     30 // and this permission notice appear in supporting documentation. None
     31 // of the above authors, nor IBM Haifa Research Laboratories, make any
     32 // representation about the suitability of this software for any
     33 // purpose. It is provided "as is" without express or implied
     34 // warranty.
     35 
     36 /**
     37  * @file constructors_destructor_fn_imps.hpp
     38  * Contains an implementation for thin_heap_.
     39  */
     40 
     41 PB_DS_CLASS_T_DEC
     42 template<typename It>
     43 void
     44 PB_DS_CLASS_C_DEC::
     45 copy_from_range(It first_it, It last_it)
     46 {
     47   while (first_it != last_it)
     48     push(*(first_it++));
     49   _GLIBCXX_DEBUG_ONLY(assert_valid();)
     50 }
     51 
     52 PB_DS_CLASS_T_DEC
     53 PB_DS_CLASS_C_DEC::
     54 thin_heap_() :
     55   m_p_max(NULL)
     56 {
     57   initialize();
     58   _GLIBCXX_DEBUG_ONLY(assert_valid();)
     59 }
     60 
     61 PB_DS_CLASS_T_DEC
     62 PB_DS_CLASS_C_DEC::
     63 thin_heap_(const Cmp_Fn& r_cmp_fn) :
     64   PB_DS_BASE_C_DEC(r_cmp_fn),
     65   m_p_max(NULL)
     66 {
     67   initialize();
     68   _GLIBCXX_DEBUG_ONLY(assert_valid();)
     69 }
     70 
     71 PB_DS_CLASS_T_DEC
     72 PB_DS_CLASS_C_DEC::
     73 thin_heap_(const PB_DS_CLASS_C_DEC& other) :
     74   PB_DS_BASE_C_DEC(other)
     75 {
     76   initialize();
     77   m_p_max = base_type::m_p_root;
     78   for (node_pointer p_nd = base_type::m_p_root; p_nd != NULL; p_nd = p_nd->m_p_next_sibling)
     79     if (Cmp_Fn::operator()(m_p_max->m_value, p_nd->m_value))
     80       m_p_max = p_nd;
     81 
     82   _GLIBCXX_DEBUG_ONLY(assert_valid();)
     83 }
     84 
     85 PB_DS_CLASS_T_DEC
     86 void
     87 PB_DS_CLASS_C_DEC::
     88 swap(PB_DS_CLASS_C_DEC& other)
     89 {
     90   _GLIBCXX_DEBUG_ONLY(assert_valid();)
     91   base_type::swap(other);
     92   std::swap(m_p_max, other.m_p_max);
     93   _GLIBCXX_DEBUG_ONLY(assert_valid();)
     94 }
     95 
     96 PB_DS_CLASS_T_DEC
     97 PB_DS_CLASS_C_DEC::
     98 ~thin_heap_()
     99 { }
    100 
    101 PB_DS_CLASS_T_DEC
    102 void
    103 PB_DS_CLASS_C_DEC::
    104 initialize()
    105 { std::fill(m_a_aux, m_a_aux + max_rank, static_cast<node_pointer>(NULL)); }
    106 
    107