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ultra_embe |
// -*- C++ -*-
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// Copyright (C) 2005, 2006, 2009, 2010 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the terms
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// of the GNU General Public License as published by the Free Software
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// Foundation; either version 3, or (at your option) any later
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// version.
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// This library is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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// Under Section 7 of GPL version 3, you are granted additional
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// permissions described in the GCC Runtime Library Exception, version
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// 3.1, as published by the Free Software Foundation.
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// You should have received a copy of the GNU General Public License and
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// a copy of the GCC Runtime Library Exception along with this program;
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// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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// <http://www.gnu.org/licenses/>.
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// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
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// Permission to use, copy, modify, sell, and distribute this software
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// is hereby granted without fee, provided that the above copyright
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// notice appears in all copies, and that both that copyright notice
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// and this permission notice appear in supporting documentation. None
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// of the above authors, nor IBM Haifa Research Laboratories, make any
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// representation about the suitability of this software for any
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// purpose. It is provided "as is" without express or implied
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// warranty.
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/**
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* @file cc_hash_table_map_/erase_fn_imps.hpp
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* Contains implementations of cc_ht_map_'s erase related functions.
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*/
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PB_DS_CLASS_T_DEC
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inline void
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PB_DS_CLASS_C_DEC::
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erase_entry_pointer(entry_pointer& r_p_e)
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{
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_GLIBCXX_DEBUG_ONLY(debug_base::erase_existing(PB_DS_V2F(r_p_e->m_value)));
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entry_pointer p_e = r_p_e;
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r_p_e = r_p_e->m_p_next;
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rels_entry(p_e);
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_GLIBCXX_DEBUG_ASSERT(m_num_used_e > 0);
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resize_base::notify_erased(--m_num_used_e);
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}
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PB_DS_CLASS_T_DEC
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template<typename Pred>
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inline typename PB_DS_CLASS_C_DEC::size_type
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PB_DS_CLASS_C_DEC::
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erase_if(Pred pred)
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{
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size_type num_ersd = 0;
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for (size_type pos = 0; pos < m_num_e; ++pos)
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{
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while (m_entries[pos] != 0 && pred(m_entries[pos]->m_value))
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{
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++num_ersd;
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entry_pointer p_next_e = m_entries[pos]->m_p_next;
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erase_entry_pointer(m_entries[pos]);
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m_entries[pos] = p_next_e;
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}
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entry_pointer p_e = m_entries[pos];
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while (p_e != 0 && p_e->m_p_next != 0)
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{
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if (pred(p_e->m_p_next->m_value))
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{
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++num_ersd;
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erase_entry_pointer(p_e->m_p_next);
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}
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else
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p_e = p_e->m_p_next;
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}
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}
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do_resize_if_needed_no_throw();
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return num_ersd;
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}
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PB_DS_CLASS_T_DEC
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void
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PB_DS_CLASS_C_DEC::
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clear()
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{
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for (size_type pos = 0; pos < m_num_e; ++pos)
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while (m_entries[pos] != 0)
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erase_entry_pointer(m_entries[pos]);
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do_resize_if_needed_no_throw();
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resize_base::notify_cleared();
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}
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#include <ext/pb_ds/detail/cc_hash_table_map_/erase_no_store_hash_fn_imps.hpp>
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#include <ext/pb_ds/detail/cc_hash_table_map_/erase_store_hash_fn_imps.hpp>
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