X-Git-Url: http://wagnertech.de/git?a=blobdiff_plain;f=i686-linux-gnu-4.7%2Fusr%2Finclude%2Fc%2B%2B%2F4.7%2Fext%2Fpb_ds%2Fdetail%2Fsplay_tree_%2Ffind_fn_imps.hpp;fp=i686-linux-gnu-4.7%2Fusr%2Finclude%2Fc%2B%2B%2F4.7%2Fext%2Fpb_ds%2Fdetail%2Fsplay_tree_%2Ffind_fn_imps.hpp;h=6e1a4ef06e29b95f5801bf57dddcfd016ee6b67a;hb=94df942c2c7bd3457276fe5b7367623cbb8c1302;hp=0000000000000000000000000000000000000000;hpb=4dd7d9155a920895ff7b1cb6b9c9c676aa62000a;p=cross.git diff --git a/i686-linux-gnu-4.7/usr/include/c++/4.7/ext/pb_ds/detail/splay_tree_/find_fn_imps.hpp b/i686-linux-gnu-4.7/usr/include/c++/4.7/ext/pb_ds/detail/splay_tree_/find_fn_imps.hpp new file mode 100644 index 0000000..6e1a4ef --- /dev/null +++ b/i686-linux-gnu-4.7/usr/include/c++/4.7/ext/pb_ds/detail/splay_tree_/find_fn_imps.hpp @@ -0,0 +1,100 @@ +// -*- C++ -*- + +// Copyright (C) 2005, 2006, 2009, 2010, 2011 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 +// . + +// 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 splay_tree_/find_fn_imps.hpp + * Contains an implementation class for splay_tree_. + */ + +PB_DS_CLASS_T_DEC +inline typename PB_DS_CLASS_C_DEC::point_iterator +PB_DS_CLASS_C_DEC:: +find(key_const_reference r_key) +{ + node_pointer p_found = find_imp(r_key); + if (p_found != base_type::m_p_head) + splay(p_found); + return point_iterator(p_found); +} + +PB_DS_CLASS_T_DEC +inline typename PB_DS_CLASS_C_DEC::point_const_iterator +PB_DS_CLASS_C_DEC:: +find(key_const_reference r_key) const +{ + const node_pointer p_found = find_imp(r_key); + if (p_found != base_type::m_p_head) + const_cast(this)->splay(p_found); + return point_iterator(p_found); +} + +PB_DS_CLASS_T_DEC +inline typename PB_DS_CLASS_C_DEC::node_pointer +PB_DS_CLASS_C_DEC:: +find_imp(key_const_reference r_key) +{ + _GLIBCXX_DEBUG_ONLY(base_type::structure_only_assert_valid(__FILE__, + __LINE__);) + node_pointer p_nd = base_type::m_p_head->m_p_parent; + while (p_nd != 0) + if (!Cmp_Fn::operator()(PB_DS_V2F(p_nd->m_value), r_key)) + { + if (!Cmp_Fn::operator()(r_key, PB_DS_V2F(p_nd->m_value))) + return p_nd; + p_nd = p_nd->m_p_left; + } + else + p_nd = p_nd->m_p_right; + return base_type::m_p_head; +} + +PB_DS_CLASS_T_DEC +inline const typename PB_DS_CLASS_C_DEC::node_pointer +PB_DS_CLASS_C_DEC:: +find_imp(key_const_reference r_key) const +{ + PB_DS_ASSERT_VALID((*this)) + node_pointer p_nd = base_type::m_p_head->m_p_parent; + while (p_nd != 0) + if (!Cmp_Fn::operator()(PB_DS_V2F(p_nd->m_value), r_key)) + { + if (!Cmp_Fn::operator()(r_key, PB_DS_V2F(p_nd->m_value))) + return p_nd; + p_nd = p_nd->m_p_left; + } + else + p_nd = p_nd->m_p_right; + return base_type::m_p_head; +}