diff options
Diffstat (limited to 'gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/gp_hash_table_map_/erase_fn_imps.hpp')
| -rw-r--r-- | gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/gp_hash_table_map_/erase_fn_imps.hpp | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/gp_hash_table_map_/erase_fn_imps.hpp b/gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/gp_hash_table_map_/erase_fn_imps.hpp new file mode 100644 index 000000000..68878eb2a --- /dev/null +++ b/gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/gp_hash_table_map_/erase_fn_imps.hpp @@ -0,0 +1,100 @@ +// -*- C++ -*- + +// Copyright (C) 2005, 2006, 2009 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 erase_fn_imps.hpp + * Contains implementations of gp_ht_map_'s erase related functions. + */ + +PB_DS_CLASS_T_DEC +inline void +PB_DS_CLASS_C_DEC:: +erase_entry(entry_pointer p_e) +{ + _GLIBCXX_DEBUG_ASSERT(p_e->m_stat = valid_entry_status); + _GLIBCXX_DEBUG_ONLY(debug_base::erase_existing(PB_DS_V2F(p_e->m_value));) + p_e->m_value.~value_type(); + p_e->m_stat = erased_entry_status; + _GLIBCXX_DEBUG_ASSERT(m_num_used_e > 0); + resize_base::notify_erased(--m_num_used_e); +} + +PB_DS_CLASS_T_DEC +void +PB_DS_CLASS_C_DEC:: +clear() +{ + for (size_type pos = 0; pos < m_num_e; ++pos) + { + entry_pointer p_e = &m_entries[pos]; + if (p_e->m_stat == valid_entry_status) + erase_entry(p_e); + } + do_resize_if_needed_no_throw(); + resize_base::notify_cleared(); +} + +PB_DS_CLASS_T_DEC +template<typename Pred> +inline typename PB_DS_CLASS_C_DEC::size_type +PB_DS_CLASS_C_DEC:: +erase_if(Pred pred) +{ + _GLIBCXX_DEBUG_ONLY(PB_DS_CLASS_C_DEC::assert_valid();) + size_type num_ersd = 0; + for (size_type pos = 0; pos < m_num_e; ++pos) + { + entry_pointer p_e = &m_entries[pos]; + if (p_e->m_stat == valid_entry_status) + if (pred(p_e->m_value)) + { + ++num_ersd; + erase_entry(p_e); + } + } + + do_resize_if_needed_no_throw(); + _GLIBCXX_DEBUG_ONLY(PB_DS_CLASS_C_DEC::assert_valid();) + return num_ersd; +} + +PB_DS_CLASS_T_DEC +inline bool +PB_DS_CLASS_C_DEC:: +erase(const_key_reference r_key) +{ return erase_imp(r_key, traits_base::m_store_extra_indicator); } + +#include <ext/pb_ds/detail/gp_hash_table_map_/erase_no_store_hash_fn_imps.hpp> +#include <ext/pb_ds/detail/gp_hash_table_map_/erase_store_hash_fn_imps.hpp> |