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Diffstat (limited to 'gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/pairing_heap_/erase_fn_imps.hpp')
-rw-r--r--gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/pairing_heap_/erase_fn_imps.hpp236
1 files changed, 0 insertions, 236 deletions
diff --git a/gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/pairing_heap_/erase_fn_imps.hpp b/gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/pairing_heap_/erase_fn_imps.hpp
deleted file mode 100644
index 905be1098..000000000
--- a/gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/pairing_heap_/erase_fn_imps.hpp
+++ /dev/null
@@ -1,236 +0,0 @@
-// -*- 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 erase_fn_imps.hpp
- * Contains an implementation class for a pairing heap.
- */
-
-PB_DS_CLASS_T_DEC
-void
-PB_DS_CLASS_C_DEC::
-pop()
-{
- _GLIBCXX_DEBUG_ONLY(assert_valid();)
- _GLIBCXX_DEBUG_ASSERT(!base_type::empty());
-
- node_pointer p_new_root = join_node_children(base_type::m_p_root);
- _GLIBCXX_DEBUG_ONLY(assert_node_consistent(p_new_root, false);)
- if (p_new_root != NULL)
- p_new_root->m_p_prev_or_parent = NULL;
-
- base_type::actual_erase_node(base_type::m_p_root);
- base_type::m_p_root = p_new_root;
- _GLIBCXX_DEBUG_ONLY(assert_valid();)
-}
-
-PB_DS_CLASS_T_DEC
-void
-PB_DS_CLASS_C_DEC::
-erase(point_iterator it)
-{
- _GLIBCXX_DEBUG_ONLY(assert_valid();)
- _GLIBCXX_DEBUG_ASSERT(!base_type::empty());
- remove_node(it.m_p_nd);
- base_type::actual_erase_node(it.m_p_nd);
- _GLIBCXX_DEBUG_ONLY(assert_valid();)
-}
-
-PB_DS_CLASS_T_DEC
-void
-PB_DS_CLASS_C_DEC::
-remove_node(node_pointer p_nd)
-{
- _GLIBCXX_DEBUG_ONLY(assert_valid();)
- _GLIBCXX_DEBUG_ASSERT(!base_type::empty());
- node_pointer p_new_child = join_node_children(p_nd);
-
-#ifdef _GLIBCXX_DEBUG
- if (p_new_child != NULL)
- base_type::assert_node_consistent(p_new_child, false);
-#endif
-
- if (p_nd == base_type::m_p_root)
- {
- if (p_new_child != NULL)
- p_new_child->m_p_prev_or_parent = NULL;
- base_type::m_p_root = p_new_child;
- _GLIBCXX_DEBUG_ONLY(base_type::assert_node_consistent(base_type::m_p_root, false);)
- return;
- }
-
- _GLIBCXX_DEBUG_ASSERT(p_nd->m_p_prev_or_parent != NULL);
- if (p_nd->m_p_prev_or_parent->m_p_l_child == p_nd)
- {
- if (p_new_child != NULL)
- {
- p_new_child->m_p_prev_or_parent = p_nd->m_p_prev_or_parent;
- p_new_child->m_p_next_sibling = p_nd->m_p_next_sibling;
- if (p_new_child->m_p_next_sibling != NULL)
- p_new_child->m_p_next_sibling->m_p_prev_or_parent = p_new_child;
- p_nd->m_p_prev_or_parent->m_p_l_child = p_new_child;
- _GLIBCXX_DEBUG_ONLY(base_type::assert_node_consistent(p_nd->m_p_prev_or_parent, false);)
- return;
- }
-
- p_nd->m_p_prev_or_parent->m_p_l_child = p_nd->m_p_next_sibling;
- if (p_nd->m_p_next_sibling != NULL)
- p_nd->m_p_next_sibling->m_p_prev_or_parent = p_nd->m_p_prev_or_parent;
- _GLIBCXX_DEBUG_ONLY(base_type::assert_node_consistent(p_nd->m_p_prev_or_parent, false);)
- return;
- }
-
- if (p_new_child != NULL)
- {
- p_new_child->m_p_prev_or_parent = p_nd->m_p_prev_or_parent;
- p_new_child->m_p_next_sibling = p_nd->m_p_next_sibling;
- if (p_new_child->m_p_next_sibling != NULL)
- p_new_child->m_p_next_sibling->m_p_prev_or_parent = p_new_child;
- p_new_child->m_p_prev_or_parent->m_p_next_sibling = p_new_child;
- _GLIBCXX_DEBUG_ONLY(base_type::assert_node_consistent(p_nd->m_p_prev_or_parent, false);)
- return;
- }
-
- p_nd->m_p_prev_or_parent->m_p_next_sibling = p_nd->m_p_next_sibling;
- if (p_nd->m_p_next_sibling != NULL)
- p_nd->m_p_next_sibling->m_p_prev_or_parent = p_nd->m_p_prev_or_parent;
- _GLIBCXX_DEBUG_ONLY(base_type::assert_node_consistent(p_nd->m_p_prev_or_parent, false);)
-}
-
-PB_DS_CLASS_T_DEC
-typename PB_DS_CLASS_C_DEC::node_pointer
-PB_DS_CLASS_C_DEC::
-join_node_children(node_pointer p_nd)
-{
- _GLIBCXX_DEBUG_ASSERT(p_nd != NULL);
- node_pointer p_ret = p_nd->m_p_l_child;
- if (p_ret == NULL)
- return NULL;
- while (p_ret->m_p_next_sibling != NULL)
- p_ret = forward_join(p_ret, p_ret->m_p_next_sibling);
- while (p_ret->m_p_prev_or_parent != p_nd)
- p_ret = back_join(p_ret->m_p_prev_or_parent, p_ret);
- _GLIBCXX_DEBUG_ONLY(assert_node_consistent(p_ret, false);)
- return p_ret;
-}
-
-PB_DS_CLASS_T_DEC
-typename PB_DS_CLASS_C_DEC::node_pointer
-PB_DS_CLASS_C_DEC::
-forward_join(node_pointer p_nd, node_pointer p_next)
-{
- _GLIBCXX_DEBUG_ASSERT(p_nd != NULL);
- _GLIBCXX_DEBUG_ASSERT(p_nd->m_p_next_sibling == p_next);
- if (Cmp_Fn::operator()(p_nd->m_value, p_next->m_value))
- {
- p_next->m_p_prev_or_parent = p_nd->m_p_prev_or_parent;
- base_type::make_child_of(p_nd, p_next);
- return p_next->m_p_next_sibling == NULL
- ? p_next : p_next->m_p_next_sibling;
- }
-
- if (p_next->m_p_next_sibling != NULL)
- {
- p_next->m_p_next_sibling->m_p_prev_or_parent = p_nd;
- p_nd->m_p_next_sibling = p_next->m_p_next_sibling;
- base_type::make_child_of(p_next, p_nd);
- return p_nd->m_p_next_sibling;
- }
-
- p_nd->m_p_next_sibling = NULL;
- base_type::make_child_of(p_next, p_nd);
- _GLIBCXX_DEBUG_ONLY(base_type::assert_node_consistent(p_nd, false));
- return p_nd;
-}
-
-PB_DS_CLASS_T_DEC
-typename PB_DS_CLASS_C_DEC::node_pointer
-PB_DS_CLASS_C_DEC::
-back_join(node_pointer p_nd, node_pointer p_next)
-{
- _GLIBCXX_DEBUG_ASSERT(p_nd != NULL);
- _GLIBCXX_DEBUG_ASSERT(p_next->m_p_next_sibling == NULL);
-
- if (Cmp_Fn::operator()(p_nd->m_value, p_next->m_value))
- {
- p_next->m_p_prev_or_parent = p_nd->m_p_prev_or_parent;
- base_type::make_child_of(p_nd, p_next);
- _GLIBCXX_DEBUG_ONLY(base_type::assert_node_consistent(p_next, false));
- return p_next;
- }
-
- p_nd->m_p_next_sibling = NULL;
- base_type::make_child_of(p_next, p_nd);
- _GLIBCXX_DEBUG_ONLY(base_type::assert_node_consistent(p_nd, false));
- return p_nd;
-}
-
-PB_DS_CLASS_T_DEC
-template<typename Pred>
-typename PB_DS_CLASS_C_DEC::size_type
-PB_DS_CLASS_C_DEC::
-erase_if(Pred pred)
-{
- _GLIBCXX_DEBUG_ONLY(assert_valid();)
- if (base_type::empty())
- {
- _GLIBCXX_DEBUG_ONLY(assert_valid();)
- return 0;
- }
- base_type::to_linked_list();
- node_pointer p_out = base_type::prune(pred);
- size_type ersd = 0;
- while (p_out != NULL)
- {
- ++ersd;
- node_pointer p_next = p_out->m_p_next_sibling;
- base_type::actual_erase_node(p_out);
- p_out = p_next;
- }
-
- node_pointer p_cur = base_type::m_p_root;
- base_type::m_p_root = NULL;
- while (p_cur != NULL)
- {
- node_pointer p_next = p_cur->m_p_next_sibling;
- p_cur->m_p_l_child = p_cur->m_p_next_sibling = p_cur->m_p_prev_or_parent = NULL;
-
- push_imp(p_cur);
- p_cur = p_next;
- }
- _GLIBCXX_DEBUG_ONLY(assert_valid();)
- return ersd;
-}
-
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-18 03:37:08 +0000