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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc3/] [libstdc++-v3/] [include/] [ext/] [pb_ds/] [detail/] [pairing_heap_/] [insert_fn_imps.hpp] - Rev 516
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// -*- C++ -*- // Copyright (C) 2005, 2006, 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 insert_fn_imps.hpp * Contains an implementation class for a pairing heap. */ PB_DS_CLASS_T_DEC inline typename PB_DS_CLASS_C_DEC::point_iterator PB_DS_CLASS_C_DEC:: push(const_reference r_val) { _GLIBCXX_DEBUG_ONLY(assert_valid();) node_pointer p_new_nd = base_type::get_new_node_for_insert(r_val); push_imp(p_new_nd); _GLIBCXX_DEBUG_ONLY(assert_valid();) return point_iterator(p_new_nd); } PB_DS_CLASS_T_DEC inline void PB_DS_CLASS_C_DEC:: push_imp(node_pointer p_nd) { p_nd->m_p_l_child = NULL; if (base_type::m_p_root == NULL) { p_nd->m_p_next_sibling = p_nd->m_p_prev_or_parent = NULL; base_type::m_p_root = p_nd; } else if (Cmp_Fn::operator()(base_type::m_p_root->m_value, p_nd->m_value)) { p_nd->m_p_next_sibling = p_nd->m_p_prev_or_parent = NULL; base_type::make_child_of(base_type::m_p_root, p_nd); _GLIBCXX_DEBUG_ONLY(base_type::assert_node_consistent(p_nd, false)); base_type::m_p_root = p_nd; } else { base_type::make_child_of(p_nd, base_type::m_p_root); _GLIBCXX_DEBUG_ONLY(base_type::assert_node_consistent(base_type::m_p_root, false)); } } PB_DS_CLASS_T_DEC void PB_DS_CLASS_C_DEC:: modify(point_iterator it, const_reference r_new_val) { _GLIBCXX_DEBUG_ONLY(assert_valid();) remove_node(it.m_p_nd); it.m_p_nd->m_value = r_new_val; push_imp(it.m_p_nd); _GLIBCXX_DEBUG_ONLY(assert_valid();) }