1// -*- C++ -*-
2
3// Copyright (C) 2005, 2006 Free Software Foundation, Inc.
4//
5// This file is part of the GNU ISO C++ Library.  This library is free
6// software; you can redistribute it and/or modify it under the terms
7// of the GNU General Public License as published by the Free Software
8// Foundation; either version 2, or (at your option) any later
9// version.
10
11// This library is distributed in the hope that it will be useful, but
12// WITHOUT ANY WARRANTY; without even the implied warranty of
13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14// General Public License for more details.
15
16// You should have received a copy of the GNU General Public License
17// along with this library; see the file COPYING.  If not, write to
18// the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
19// MA 02111-1307, USA.
20
21// As a special exception, you may use this file as part of a free
22// software library without restriction.  Specifically, if other files
23// instantiate templates or use macros or inline functions from this
24// file, or you compile this file and link it with other files to
25// produce an executable, this file does not by itself cause the
26// resulting executable to be covered by the GNU General Public
27// License.  This exception does not however invalidate any other
28// reasons why the executable file might be covered by the GNU General
29// Public License.
30
31// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
32
33// Permission to use, copy, modify, sell, and distribute this software
34// is hereby granted without fee, provided that the above copyright
35// notice appears in all copies, and that both that copyright notice
36// and this permission notice appear in supporting documentation. None
37// of the above authors, nor IBM Haifa Research Laboratories, make any
38// representation about the suitability of this software for any
39// purpose. It is provided "as is" without express or implied
40// warranty.
41
42/**
43 * @file insert_fn_imps.hpp
44 * Contains implementations of lu_map_.
45 */
46
47PB_DS_CLASS_T_DEC
48inline std::pair<
49  typename PB_DS_CLASS_C_DEC::point_iterator,
50  bool>
51PB_DS_CLASS_C_DEC::
52insert(const_reference r_val)
53{
54  _GLIBCXX_DEBUG_ONLY(assert_valid();)
55  entry_pointer p_l = find_imp(PB_DS_V2F(r_val));
56
57  if (p_l != NULL)
58    {
59      _GLIBCXX_DEBUG_ONLY(map_debug_base::check_key_exists(PB_DS_V2F(r_val));)
60      return std::make_pair(point_iterator(&p_l->m_value), false);
61    }
62
63  _GLIBCXX_DEBUG_ONLY(map_debug_base::check_key_does_not_exist(PB_DS_V2F(r_val));)
64
65  p_l = allocate_new_entry(r_val, traits_base::m_no_throw_copies_indicator);
66  p_l->m_p_next = m_p_l;
67  m_p_l = p_l;
68  _GLIBCXX_DEBUG_ONLY(assert_valid();)
69  return std::make_pair(point_iterator(&p_l->m_value), true);
70}
71
72PB_DS_CLASS_T_DEC
73inline typename PB_DS_CLASS_C_DEC::entry_pointer
74PB_DS_CLASS_C_DEC::
75allocate_new_entry(const_reference r_val, false_type)
76{
77  entry_pointer p_l = s_entry_allocator.allocate(1);
78  cond_dealtor_t cond(p_l);
79  new (const_cast<void* >(static_cast<const void* >(&p_l->m_value)))
80    value_type(r_val);
81
82  cond.set_no_action();
83  _GLIBCXX_DEBUG_ONLY(map_debug_base::insert_new(PB_DS_V2F(r_val));)
84  init_entry_metadata(p_l, s_metadata_type_indicator);
85  return p_l;
86}
87
88PB_DS_CLASS_T_DEC
89inline typename PB_DS_CLASS_C_DEC::entry_pointer
90PB_DS_CLASS_C_DEC::
91allocate_new_entry(const_reference    r_val, true_type)
92{
93  entry_pointer p_l = s_entry_allocator.allocate(1);
94  new (&p_l->m_value) value_type(r_val);
95  _GLIBCXX_DEBUG_ONLY(map_debug_base::insert_new(PB_DS_V2F(r_val));)
96  init_entry_metadata(p_l, s_metadata_type_indicator);
97  return p_l;
98}
99
100PB_DS_CLASS_T_DEC
101template<typename Metadata>
102inline void
103PB_DS_CLASS_C_DEC::
104init_entry_metadata(entry_pointer p_l, type_to_type<Metadata>)
105{ new (&p_l->m_update_metadata) Metadata(s_update_policy()); }
106
107PB_DS_CLASS_T_DEC
108inline void
109PB_DS_CLASS_C_DEC::
110init_entry_metadata(entry_pointer, type_to_type<null_lu_metadata>)
111{ }
112
113