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debug_map_base.hpp
// -*- C++ -*- // Copyright (C) 2005-2018 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/debug_map_base.hpp * Contains a debug-mode base for all maps. */ #ifndef PB_DS_DEBUG_MAP_BASE_HPP #define PB_DS_DEBUG_MAP_BASE_HPP #ifdef _GLIBCXX_DEBUG #include <list> #include <utility> #include <cstdlib> #include <iostream> #include <ext/throw_allocator.h> #include <debug/debug.h> namespace __gnu_pbds { namespace detail { // Need std::pair ostream extractor. template<typename _CharT, typename _Traits, typename _Tp1, typename _Tp2> inline std::basic_ostream<_CharT, _Traits>& operator<<(std::basic_ostream<_CharT, _Traits>& __out, const std::pair<_Tp1, _Tp2>& p) { return (__out << '(' << p.first << ',' << p.second << ')'); } #define PB_DS_CLASS_T_DEC \ template<typename Key, typename Eq_Fn, typename Const_Key_Reference> #define PB_DS_CLASS_C_DEC \ debug_map_base<Key, Eq_Fn, Const_Key_Reference> /// Debug base class. template<typename Key, typename Eq_Fn, typename Const_Key_Reference> class debug_map_base { private: typedef Const_Key_Reference key_const_reference; typedef std::_GLIBCXX_STD_C::list<Key> key_repository; typedef typename key_repository::size_type size_type; typedef typename key_repository::iterator iterator; typedef typename key_repository::const_iterator const_iterator; protected: debug_map_base(); debug_map_base(const PB_DS_CLASS_C_DEC&); ~debug_map_base(); inline void insert_new(key_const_reference); inline void erase_existing(key_const_reference); void clear(); inline void check_key_exists(key_const_reference, const char*, int) const; inline void check_key_does_not_exist(key_const_reference, const char*, int) const; inline void check_size(size_type, const char*, int) const; void swap(PB_DS_CLASS_C_DEC&); template<typename Cmp_Fn> void split(key_const_reference, Cmp_Fn, PB_DS_CLASS_C_DEC&); void join(PB_DS_CLASS_C_DEC&, bool with_cleanup = true); private: void assert_valid(const char*, int) const; const_iterator find(key_const_reference) const; iterator find(key_const_reference); key_repository m_keys; Eq_Fn m_eq; }; PB_DS_CLASS_T_DEC PB_DS_CLASS_C_DEC:: debug_map_base() { PB_DS_ASSERT_VALID((*this)) } PB_DS_CLASS_T_DEC PB_DS_CLASS_C_DEC:: debug_map_base(const PB_DS_CLASS_C_DEC& other) : m_keys(other.m_keys), m_eq(other.m_eq) { PB_DS_ASSERT_VALID((*this)) } PB_DS_CLASS_T_DEC PB_DS_CLASS_C_DEC:: ~debug_map_base() { PB_DS_ASSERT_VALID((*this)) } PB_DS_CLASS_T_DEC inline void PB_DS_CLASS_C_DEC:: insert_new(key_const_reference r_key) { PB_DS_ASSERT_VALID((*this)) if (find(r_key) != m_keys.end()) { std::cerr << "insert_new key already present " << r_key << std::endl; std::abort(); } __try { m_keys.push_back(r_key); } __catch(...) { std::cerr << "insert_new " << r_key << std::endl; std::abort(); } PB_DS_ASSERT_VALID((*this)) } PB_DS_CLASS_T_DEC inline void PB_DS_CLASS_C_DEC:: erase_existing(key_const_reference r_key) { PB_DS_ASSERT_VALID((*this)) iterator it = find(r_key); if (it == m_keys.end()) { std::cerr << "erase_existing" << r_key << std::endl; std::abort(); } m_keys.erase(it); PB_DS_ASSERT_VALID((*this)) } PB_DS_CLASS_T_DEC void PB_DS_CLASS_C_DEC:: clear() { PB_DS_ASSERT_VALID((*this)) m_keys.clear(); PB_DS_ASSERT_VALID((*this)) } PB_DS_CLASS_T_DEC inline void PB_DS_CLASS_C_DEC:: check_key_exists(key_const_reference r_key, const char* __file, int __line) const { assert_valid(__file, __line); if (find(r_key) == m_keys.end()) { std::cerr << __file << ':' << __line << ": check_key_exists " << r_key << std::endl; std::abort(); } } PB_DS_CLASS_T_DEC inline void PB_DS_CLASS_C_DEC:: check_key_does_not_exist(key_const_reference r_key, const char* __file, int __line) const { assert_valid(__file, __line); if (find(r_key) != m_keys.end()) { using std::cerr; using std::endl; cerr << __file << ':' << __line << ": check_key_does_not_exist " << r_key << endl; std::abort(); } } PB_DS_CLASS_T_DEC inline void PB_DS_CLASS_C_DEC:: check_size(size_type size, const char* __file, int __line) const { assert_valid(__file, __line); const size_type keys_size = m_keys.size(); if (size != keys_size) { std::cerr << __file << ':' << __line << ": check_size " << size << " != " << keys_size << std::endl; std::abort(); } } PB_DS_CLASS_T_DEC void PB_DS_CLASS_C_DEC:: swap(PB_DS_CLASS_C_DEC& other) { PB_DS_ASSERT_VALID((*this)) m_keys.swap(other.m_keys); std::swap(m_eq, other.m_eq); PB_DS_ASSERT_VALID((*this)) } PB_DS_CLASS_T_DEC typename PB_DS_CLASS_C_DEC::const_iterator PB_DS_CLASS_C_DEC:: find(key_const_reference r_key) const { PB_DS_ASSERT_VALID((*this)) typedef const_iterator iterator_type; for (iterator_type it = m_keys.begin(); it != m_keys.end(); ++it) if (m_eq(*it, r_key)) return it; return m_keys.end(); } PB_DS_CLASS_T_DEC typename PB_DS_CLASS_C_DEC::iterator PB_DS_CLASS_C_DEC:: find(key_const_reference r_key) { PB_DS_ASSERT_VALID((*this)) iterator it = m_keys.begin(); while (it != m_keys.end()) { if (m_eq(*it, r_key)) return it; ++it; } return it; } PB_DS_CLASS_T_DEC void PB_DS_CLASS_C_DEC:: assert_valid(const char* __file, int __line) const { const_iterator prime_it = m_keys.begin(); while (prime_it != m_keys.end()) { const_iterator sec_it = prime_it; ++sec_it; while (sec_it != m_keys.end()) { PB_DS_DEBUG_VERIFY(!m_eq(*sec_it, *prime_it)); PB_DS_DEBUG_VERIFY(!m_eq(*prime_it, *sec_it)); ++sec_it; } ++prime_it; } } PB_DS_CLASS_T_DEC template<typename Cmp_Fn> void PB_DS_CLASS_C_DEC:: split(key_const_reference r_key, Cmp_Fn cmp_fn, PB_DS_CLASS_C_DEC& other) { other.clear(); iterator it = m_keys.begin(); while (it != m_keys.end()) if (cmp_fn(r_key, *it)) { other.insert_new(*it); it = m_keys.erase(it); } else ++it; } PB_DS_CLASS_T_DEC void PB_DS_CLASS_C_DEC:: join(PB_DS_CLASS_C_DEC& other, bool with_cleanup) { iterator it = other.m_keys.begin(); while (it != other.m_keys.end()) { insert_new(*it); if (with_cleanup) it = other.m_keys.erase(it); else ++it; } _GLIBCXX_DEBUG_ASSERT(!with_cleanup || other.m_keys.empty()); } #undef PB_DS_CLASS_T_DEC #undef PB_DS_CLASS_C_DEC } // namespace detail } // namespace __gnu_pbds #endif #endif