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Diffstat (limited to 'gcc-4.9/libstdc++-v3/include/ext/pb_ds/detail/tree_trace_base.hpp')
| -rw-r--r-- | gcc-4.9/libstdc++-v3/include/ext/pb_ds/detail/tree_trace_base.hpp | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/gcc-4.9/libstdc++-v3/include/ext/pb_ds/detail/tree_trace_base.hpp b/gcc-4.9/libstdc++-v3/include/ext/pb_ds/detail/tree_trace_base.hpp new file mode 100644 index 0000000..223bb20 --- /dev/null +++ b/gcc-4.9/libstdc++-v3/include/ext/pb_ds/detail/tree_trace_base.hpp @@ -0,0 +1,179 @@ +// -*- C++ -*- + +// Copyright (C) 2005-2014 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 detail/tree_trace_base.hpp + * Contains tree-related policies. + */ + +#ifndef PB_DS_TREE_TRACE_BASE_HPP +#define PB_DS_TREE_TRACE_BASE_HPP + +#ifdef PB_DS_TREE_TRACE + +#include <ext/pb_ds/detail/branch_policy/branch_policy.hpp> +#include <ext/pb_ds/detail/branch_policy/null_node_metadata.hpp> + +namespace __gnu_pbds +{ + namespace detail + { +#ifdef PB_DS_TREE_TRACE + +#define PB_DS_CLASS_T_DEC \ + template<typename Node_CItr, typename Node_Itr, \ + typename Cmp_Fn, bool Node_Based, typename _Alloc> + +#define PB_DS_CLASS_C_DEC \ + tree_trace_base<Node_CItr, Node_Itr, Cmp_Fn, \ + Node_Based, _Alloc> + +#define PB_DS_TRACE_BASE \ + branch_policy<Node_CItr, Node_Itr, _Alloc> + + /// Tracing base class. + template<typename Node_CItr, typename Node_Itr, + typename Cmp_Fn, bool Node_Based, typename _Alloc> + class tree_trace_base : private PB_DS_TRACE_BASE + { + public: + void + trace() const; + + private: + typedef PB_DS_TRACE_BASE base_type; + typedef Node_CItr node_const_iterator; + typedef typename _Alloc::size_type size_type; + + void + trace_node(node_const_iterator, size_type) const; + + virtual bool + empty() const = 0; + + virtual node_const_iterator + node_begin() const = 0; + + virtual node_const_iterator + node_end() const = 0; + + static void + print_node_pointer(Node_CItr, integral_constant<int,true>); + + static void + print_node_pointer(Node_CItr, integral_constant<int,false>); + + template<typename Metadata_> + static void + trace_it_metadata(Node_CItr, type_to_type<Metadata_>); + + static void + trace_it_metadata(Node_CItr, type_to_type<null_type>); + }; + + PB_DS_CLASS_T_DEC + void + PB_DS_CLASS_C_DEC:: + trace() const + { + if (empty()) + return; + trace_node(node_begin(), 0); + } + + PB_DS_CLASS_T_DEC + void + PB_DS_CLASS_C_DEC:: + trace_node(node_const_iterator nd_it, size_type level) const + { + if (nd_it.get_r_child() != node_end()) + trace_node(nd_it.get_r_child(), level + 1); + + for (size_type i = 0; i < level; ++i) + std::cerr << ' '; + + print_node_pointer(nd_it, integral_constant<int,Node_Based>()); + std::cerr << base_type::extract_key(*(*nd_it)); + + typedef type_to_type<typename node_const_iterator::metadata_type> + m_type_ind_t; + + trace_it_metadata(nd_it, m_type_ind_t()); + + std::cerr << std::endl; + + if (nd_it.get_l_child() != node_end()) + trace_node(nd_it.get_l_child(), level + 1); + } + + PB_DS_CLASS_T_DEC + template<typename Metadata_> + void + PB_DS_CLASS_C_DEC:: + trace_it_metadata(Node_CItr nd_it, type_to_type<Metadata_>) + { + const unsigned long ul = static_cast<unsigned long>(nd_it.get_metadata()); + std::cerr << " (" << ul << ") "; + } + + PB_DS_CLASS_T_DEC + void + PB_DS_CLASS_C_DEC:: + trace_it_metadata(Node_CItr, type_to_type<null_type>) + { } + + PB_DS_CLASS_T_DEC + void + PB_DS_CLASS_C_DEC:: + print_node_pointer(Node_CItr nd_it, integral_constant<int,true>) + { std::cerr << nd_it.m_p_nd << " "; } + + PB_DS_CLASS_T_DEC + void + PB_DS_CLASS_C_DEC:: + print_node_pointer(Node_CItr nd_it, integral_constant<int,false>) + { std::cerr << *nd_it << " "; } + +#undef PB_DS_CLASS_T_DEC +#undef PB_DS_CLASS_C_DEC +#undef PB_DS_TRACE_BASE +#endif // #ifdef PB_DS_TREE_TRACE + + } // namespace detail +} // namespace __gnu_pbds + +#endif // #ifdef PB_DS_TREE_TRACE + +#endif // #ifndef PB_DS_TREE_TRACE_BASE_HPP |