libstdc++
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00001 // -*- C++ -*- 00002 00003 // Copyright (C) 2005, 2006, 2009, 2010, 2011 Free Software Foundation, Inc. 00004 // 00005 // This file is part of the GNU ISO C++ Library. This library is free 00006 // software; you can redistribute it and/or modify it under the terms 00007 // of the GNU General Public License as published by the Free Software 00008 // Foundation; either version 3, or (at your option) any later 00009 // version. 00010 00011 // This library is distributed in the hope that it will be useful, but 00012 // WITHOUT ANY WARRANTY; without even the implied warranty of 00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00014 // General Public License for more details. 00015 00016 // Under Section 7 of GPL version 3, you are granted additional 00017 // permissions described in the GCC Runtime Library Exception, version 00018 // 3.1, as published by the Free Software Foundation. 00019 00020 // You should have received a copy of the GNU General Public License and 00021 // a copy of the GCC Runtime Library Exception along with this program; 00022 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 00023 // <http://www.gnu.org/licenses/>. 00024 00025 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. 00026 00027 // Permission to use, copy, modify, sell, and distribute this software 00028 // is hereby granted without fee, provided that the above copyright 00029 // notice appears in all copies, and that both that copyright notice 00030 // and this permission notice appear in supporting documentation. None 00031 // of the above authors, nor IBM Haifa Research Laboratories, make any 00032 // representation about the suitability of this software for any 00033 // purpose. It is provided "as is" without express or implied 00034 // warranty. 00035 00036 /** 00037 * @file rc_binomial_heap_/erase_fn_imps.hpp 00038 * Contains an implementation for rc_binomial_heap_. 00039 */ 00040 00041 PB_DS_CLASS_T_DEC 00042 inline void 00043 PB_DS_CLASS_C_DEC:: 00044 pop() 00045 { 00046 make_binomial_heap(); 00047 _GLIBCXX_DEBUG_ASSERT(!base_type::empty()); 00048 base_type::pop(); 00049 base_type::find_max(); 00050 } 00051 00052 PB_DS_CLASS_T_DEC 00053 void 00054 PB_DS_CLASS_C_DEC:: 00055 clear() 00056 { 00057 base_type::clear(); 00058 m_rc.clear(); 00059 } 00060 00061 PB_DS_CLASS_T_DEC 00062 void 00063 PB_DS_CLASS_C_DEC:: 00064 make_binomial_heap() 00065 { 00066 node_pointer p_nd = base_type::m_p_root; 00067 while (p_nd != 0) 00068 { 00069 node_pointer p_next = p_nd->m_p_next_sibling; 00070 if (p_next == 0) 00071 p_nd = p_next; 00072 else if (p_nd->m_metadata == p_next->m_metadata) 00073 p_nd = link_with_next_sibling(p_nd); 00074 else if (p_nd->m_metadata < p_next->m_metadata) 00075 p_nd = p_next; 00076 #ifdef _GLIBCXX_DEBUG 00077 else 00078 _GLIBCXX_DEBUG_ASSERT(0); 00079 #endif 00080 } 00081 00082 m_rc.clear(); 00083 } 00084 00085 PB_DS_CLASS_T_DEC 00086 template<typename Pred> 00087 typename PB_DS_CLASS_C_DEC::size_type 00088 PB_DS_CLASS_C_DEC:: 00089 erase_if(Pred pred) 00090 { 00091 make_binomial_heap(); 00092 const size_type ersd = base_type::erase_if(pred); 00093 base_type::find_max(); 00094 PB_DS_ASSERT_VALID((*this)) 00095 return ersd; 00096 } 00097 00098 PB_DS_CLASS_T_DEC 00099 void 00100 PB_DS_CLASS_C_DEC:: 00101 erase(point_iterator it) 00102 { 00103 make_binomial_heap(); 00104 base_type::erase(it); 00105 base_type::find_max(); 00106 } 00107