| // -*- C++ -*- |
| |
| // Copyright (C) 2005, 2006 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 2, 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. |
| |
| // You should have received a copy of the GNU General Public License |
| // along with this library; see the file COPYING. If not, write to |
| // the Free Software Foundation, 59 Temple Place - Suite 330, Boston, |
| // MA 02111-1307, USA. |
| |
| // As a special exception, you may use this file as part of a free |
| // software library without restriction. Specifically, if other files |
| // instantiate templates or use macros or inline functions from this |
| // file, or you compile this file and link it with other files to |
| // produce an executable, this file does not by itself cause the |
| // resulting executable to be covered by the GNU General Public |
| // License. This exception does not however invalidate any other |
| // reasons why the executable file might be covered by the GNU General |
| // Public License. |
| |
| // 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 map_debug_base.hpp |
| * Contains a debug-mode base for all maps. |
| */ |
| |
| #ifndef PB_DS_MAP_DEBUG_BASE_HPP |
| #define PB_DS_MAP_DEBUG_BASE_HPP |
| |
| #ifdef _GLIBCXX_DEBUG |
| |
| #include <list> |
| #include <utility> |
| #include <ext/throw_allocator.h> |
| #include <debug/debug.h> |
| |
| namespace pb_ds |
| { |
| namespace detail |
| { |
| |
| #define PB_DS_CLASS_T_DEC \ |
| template<typename Key, class Eq_Fn, typename Const_Key_Reference> |
| |
| #define PB_DS_CLASS_C_DEC \ |
| map_debug_base<Key, Eq_Fn, Const_Key_Reference> |
| |
| template<typename Key, class Eq_Fn, typename Const_Key_Reference> |
| class map_debug_base |
| { |
| private: |
| typedef typename std::allocator< Key> key_allocator; |
| |
| typedef typename key_allocator::size_type size_type; |
| |
| typedef Const_Key_Reference const_key_reference; |
| |
| protected: |
| map_debug_base(); |
| |
| map_debug_base(const PB_DS_CLASS_C_DEC& other); |
| |
| ~map_debug_base(); |
| |
| inline void |
| insert_new(const_key_reference r_key); |
| |
| inline void |
| erase_existing(const_key_reference r_key); |
| |
| void |
| clear(); |
| |
| inline void |
| check_key_exists(const_key_reference r_key) const; |
| |
| inline void |
| check_key_does_not_exist(const_key_reference r_key) const; |
| |
| inline void |
| check_size(size_type size) const; |
| |
| void |
| swap(PB_DS_CLASS_C_DEC& other); |
| |
| template<typename Cmp_Fn> |
| void |
| split(const_key_reference, Cmp_Fn, PB_DS_CLASS_C_DEC&); |
| |
| void |
| join(PB_DS_CLASS_C_DEC& other); |
| |
| private: |
| typedef std::list< Key> key_set; |
| typedef typename key_set::iterator key_set_iterator; |
| typedef typename key_set::const_iterator const_key_set_iterator; |
| |
| #ifdef _GLIBCXX_DEBUG |
| void |
| assert_valid() const; |
| #endif |
| |
| const_key_set_iterator |
| find(const_key_reference r_key) const; |
| |
| key_set_iterator |
| find(const_key_reference r_key); |
| |
| key_set m_key_set; |
| Eq_Fn m_eq; |
| }; |
| |
| PB_DS_CLASS_T_DEC |
| PB_DS_CLASS_C_DEC:: |
| map_debug_base() |
| { _GLIBCXX_DEBUG_ONLY(assert_valid();) } |
| |
| PB_DS_CLASS_T_DEC |
| PB_DS_CLASS_C_DEC:: |
| map_debug_base(const PB_DS_CLASS_C_DEC& other) : m_key_set(other.m_key_set) |
| { _GLIBCXX_DEBUG_ONLY(assert_valid();) } |
| |
| PB_DS_CLASS_T_DEC |
| PB_DS_CLASS_C_DEC:: |
| ~map_debug_base() |
| { _GLIBCXX_DEBUG_ONLY(assert_valid();) } |
| |
| PB_DS_CLASS_T_DEC |
| inline void |
| PB_DS_CLASS_C_DEC:: |
| insert_new(const_key_reference r_key) |
| { |
| _GLIBCXX_DEBUG_ONLY(assert_valid();) |
| __gnu_cxx::throw_allocator<char> alloc; |
| const double orig_throw_prob = alloc.get_throw_prob(); |
| alloc.set_throw_prob(0); |
| if (find(r_key) != m_key_set.end()) |
| { |
| std::cerr << "insert_new " << r_key << std::endl; |
| abort(); |
| } |
| |
| try |
| { |
| m_key_set.push_back(r_key); |
| } |
| catch(...) |
| { |
| std::cerr << "insert_new 1" << r_key << std::endl; |
| abort(); |
| } |
| alloc.set_throw_prob(orig_throw_prob); |
| _GLIBCXX_DEBUG_ONLY(assert_valid();) |
| } |
| |
| PB_DS_CLASS_T_DEC |
| inline void |
| PB_DS_CLASS_C_DEC:: |
| erase_existing(const_key_reference r_key) |
| { |
| _GLIBCXX_DEBUG_ONLY(assert_valid();) |
| key_set_iterator it = find(r_key); |
| if (it == m_key_set.end()) |
| { |
| std::cerr << "erase_existing " << r_key << std::endl; |
| abort(); |
| } |
| m_key_set.erase(it); |
| _GLIBCXX_DEBUG_ONLY(assert_valid();) |
| } |
| |
| PB_DS_CLASS_T_DEC |
| void |
| PB_DS_CLASS_C_DEC:: |
| clear() |
| { |
| _GLIBCXX_DEBUG_ONLY(assert_valid();) |
| m_key_set.clear(); |
| _GLIBCXX_DEBUG_ONLY(assert_valid();) |
| } |
| |
| PB_DS_CLASS_T_DEC |
| inline void |
| PB_DS_CLASS_C_DEC:: |
| check_key_exists(const_key_reference r_key) const |
| { |
| _GLIBCXX_DEBUG_ONLY(assert_valid();) |
| if (find(r_key) == m_key_set.end()) |
| { |
| std::cerr << "check_key_exists " << r_key << std::endl; |
| abort(); |
| } |
| _GLIBCXX_DEBUG_ONLY(assert_valid();) |
| } |
| |
| PB_DS_CLASS_T_DEC |
| inline void |
| PB_DS_CLASS_C_DEC:: |
| check_key_does_not_exist(const_key_reference r_key) const |
| { |
| _GLIBCXX_DEBUG_ONLY(assert_valid();) |
| if (find(r_key) != m_key_set.end()) |
| { |
| std::cerr << "check_key_does_not_exist " << r_key << std::endl; |
| abort(); |
| } |
| } |
| |
| PB_DS_CLASS_T_DEC |
| inline void |
| PB_DS_CLASS_C_DEC:: |
| check_size(size_type size) const |
| { |
| _GLIBCXX_DEBUG_ONLY(assert_valid();) |
| const size_type key_set_size = m_key_set.size(); |
| if (size != key_set_size) |
| { |
| std::cerr << "check_size " << size |
| << " " << key_set_size << std::endl; |
| abort(); |
| } |
| _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();) |
| m_key_set.swap(other.m_key_set); |
| _GLIBCXX_DEBUG_ONLY(assert_valid();) |
| } |
| |
| PB_DS_CLASS_T_DEC |
| typename PB_DS_CLASS_C_DEC::const_key_set_iterator |
| PB_DS_CLASS_C_DEC:: |
| find(const_key_reference r_key) const |
| { |
| _GLIBCXX_DEBUG_ONLY(assert_valid();) |
| typedef const_key_set_iterator iterator_type; |
| for (iterator_type it = m_key_set.begin(); it != m_key_set.end(); ++it) |
| if (m_eq(*it, r_key)) |
| return it; |
| return m_key_set.end(); |
| } |
| |
| PB_DS_CLASS_T_DEC |
| typename PB_DS_CLASS_C_DEC::key_set_iterator |
| PB_DS_CLASS_C_DEC:: |
| find(const_key_reference r_key) |
| { |
| _GLIBCXX_DEBUG_ONLY(assert_valid();) |
| key_set_iterator it = m_key_set.begin(); |
| while (it != m_key_set.end()) |
| { |
| if (m_eq(*it, r_key)) |
| return it; |
| ++it; |
| } |
| return it; |
| _GLIBCXX_DEBUG_ONLY(assert_valid();) |
| } |
| |
| #ifdef _GLIBCXX_DEBUG |
| PB_DS_CLASS_T_DEC |
| void |
| PB_DS_CLASS_C_DEC:: |
| assert_valid() const |
| { |
| const_key_set_iterator prime_it = m_key_set.begin(); |
| while (prime_it != m_key_set.end()) |
| { |
| const_key_set_iterator sec_it = prime_it; |
| ++sec_it; |
| while (sec_it != m_key_set.end()) |
| { |
| _GLIBCXX_DEBUG_ASSERT(!m_eq(*sec_it, *prime_it)); |
| _GLIBCXX_DEBUG_ASSERT(!m_eq(*prime_it, *sec_it)); |
| ++sec_it; |
| } |
| ++prime_it; |
| } |
| } |
| #endif |
| |
| PB_DS_CLASS_T_DEC |
| template<typename Cmp_Fn> |
| void |
| PB_DS_CLASS_C_DEC:: |
| split(const_key_reference r_key, Cmp_Fn cmp_fn, PB_DS_CLASS_C_DEC& other) |
| { |
| __gnu_cxx::throw_allocator<char> alloc; |
| const double orig_throw_prob = alloc.get_throw_prob(); |
| alloc.set_throw_prob(0); |
| other.clear(); |
| key_set_iterator it = m_key_set.begin(); |
| while (it != m_key_set.end()) |
| if (cmp_fn(r_key, * it)) |
| { |
| other.insert_new(*it); |
| it = m_key_set.erase(it); |
| } |
| else |
| ++it; |
| alloc.set_throw_prob(orig_throw_prob); |
| } |
| |
| PB_DS_CLASS_T_DEC |
| void |
| PB_DS_CLASS_C_DEC:: |
| join(PB_DS_CLASS_C_DEC& other) |
| { |
| __gnu_cxx::throw_allocator<char> alloc; |
| const double orig_throw_prob = alloc.get_throw_prob(); |
| alloc.set_throw_prob(0); |
| key_set_iterator it = other.m_key_set.begin(); |
| while (it != other.m_key_set.end()) |
| { |
| insert_new(*it); |
| it = other.m_key_set.erase(it); |
| } |
| _GLIBCXX_DEBUG_ASSERT(other.m_key_set.empty()); |
| alloc.set_throw_prob(orig_throw_prob); |
| } |
| |
| #undef PB_DS_CLASS_T_DEC |
| #undef PB_DS_CLASS_C_DEC |
| |
| } // namespace detail |
| } // namespace pb_ds |
| |
| #endif |
| |
| #endif |
| |