diff options
Diffstat (limited to 'gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/left_child_next_sibling_heap_/constructors_destructor_fn_imps.hpp')
-rw-r--r-- | gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/left_child_next_sibling_heap_/constructors_destructor_fn_imps.hpp | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/left_child_next_sibling_heap_/constructors_destructor_fn_imps.hpp b/gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/left_child_next_sibling_heap_/constructors_destructor_fn_imps.hpp new file mode 100644 index 000000000..ea0572527 --- /dev/null +++ b/gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/left_child_next_sibling_heap_/constructors_destructor_fn_imps.hpp @@ -0,0 +1,152 @@ +// -*- C++ -*- + +// Copyright (C) 2005, 2006, 2007, 2008, 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 constructors_destructor_fn_imps.hpp + * Contains an implementation class for left_child_next_sibling_heap_. + */ + +PB_DS_CLASS_T_DEC +typename PB_DS_CLASS_C_DEC::node_allocator +PB_DS_CLASS_C_DEC::s_node_allocator; + +PB_DS_CLASS_T_DEC +typename PB_DS_CLASS_C_DEC::no_throw_copies_t +PB_DS_CLASS_C_DEC::s_no_throw_copies_ind; + +PB_DS_CLASS_T_DEC +PB_DS_CLASS_C_DEC:: +left_child_next_sibling_heap_() : + m_p_root(NULL), + m_size(0) +{ + _GLIBCXX_DEBUG_ONLY(assert_valid();) +} + +PB_DS_CLASS_T_DEC +PB_DS_CLASS_C_DEC:: +left_child_next_sibling_heap_(const Cmp_Fn& r_cmp_fn) : + Cmp_Fn(r_cmp_fn), + m_p_root(NULL), + m_size(0) +{ + _GLIBCXX_DEBUG_ONLY(assert_valid();) +} + +PB_DS_CLASS_T_DEC +PB_DS_CLASS_C_DEC:: +left_child_next_sibling_heap_(const PB_DS_CLASS_C_DEC& other) +: Cmp_Fn(other), m_p_root(NULL), m_size(0) +{ + m_size = other.m_size; + _GLIBCXX_DEBUG_ONLY(other.assert_valid();) + m_p_root = recursive_copy_node(other.m_p_root); + m_size = other.m_size; + _GLIBCXX_DEBUG_ONLY(assert_valid();) +} + +PB_DS_CLASS_T_DEC +void +PB_DS_CLASS_C_DEC:: +swap(PB_DS_CLASS_C_DEC& other) +{ + _GLIBCXX_DEBUG_ONLY(assert_valid();) + _GLIBCXX_DEBUG_ONLY(other.assert_valid();) + value_swap(other); + std::swap((Cmp_Fn& )(*this), (Cmp_Fn& )other); + _GLIBCXX_DEBUG_ONLY(assert_valid();) + _GLIBCXX_DEBUG_ONLY(other.assert_valid();) +} + +PB_DS_CLASS_T_DEC +void +PB_DS_CLASS_C_DEC:: +value_swap(PB_DS_CLASS_C_DEC& other) +{ + std::swap(m_p_root, other.m_p_root); + std::swap(m_size, other.m_size); +} + +PB_DS_CLASS_T_DEC +PB_DS_CLASS_C_DEC:: +~left_child_next_sibling_heap_() +{ + clear(); +} + +PB_DS_CLASS_T_DEC +typename PB_DS_CLASS_C_DEC::node_pointer +PB_DS_CLASS_C_DEC:: +recursive_copy_node(const_node_pointer p_nd) +{ + if (p_nd == NULL) + return (NULL); + + node_pointer p_ret = s_node_allocator.allocate(1); + + __try + { + new (p_ret) node(*p_nd); + } + __catch(...) + { + s_node_allocator.deallocate(p_ret, 1); + __throw_exception_again; + } + + p_ret->m_p_l_child = p_ret->m_p_next_sibling = + p_ret->m_p_prev_or_parent = NULL; + + __try + { + p_ret->m_p_l_child = recursive_copy_node(p_nd->m_p_l_child); + p_ret->m_p_next_sibling = recursive_copy_node(p_nd->m_p_next_sibling); + } + __catch(...) + { + clear_imp(p_ret); + __throw_exception_again; + } + + if (p_ret->m_p_l_child != NULL) + p_ret->m_p_l_child->m_p_prev_or_parent = p_ret; + + if (p_ret->m_p_next_sibling != NULL) + p_ret->m_p_next_sibling->m_p_prev_or_parent = + p_nd->m_p_next_sibling->m_p_prev_or_parent == p_nd ? p_ret : NULL; + + return p_ret; +} + |