Imported gcc-4.4.3

[msp430-gcc.git] / libstdc++-v3 / include / ext / pb_ds / detail / unordered_iterator / const_point_iterator.hpp

diff --git a/libstdc++-v3/include/ext/pb_ds/detail/unordered_iterator/const_point_iterator.hpp b/libstdc++-v3/include/ext/pb_ds/detail/unordered_iterator/const_point_iterator.hpp
new file mode 100644 (file)
index 0000000..bc0b2ad
--- /dev/null
+++ b/libstdc++-v3/include/ext/pb_ds/detail/unordered_iterator/const_point_iterator.hpp
@@ -0,0 +1,151 @@
+// -*- 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 const_point_iterator.hpp
+ * Contains an iterator class returned by the tables' const find and insert
+ *     methods.
+ */
+
+class point_iterator_;
+
+// Const point-type iterator.
+class const_point_iterator_
+{
+
+public:
+
+  // Category.
+  typedef trivial_iterator_tag iterator_category;
+
+  // Difference type.
+  typedef trivial_iterator_difference_type difference_type;
+
+  // Iterator's value type.
+  typedef value_type_ value_type;
+
+  // Iterator's pointer type.
+  typedef pointer_ pointer;
+
+  // Iterator's const pointer type.
+  typedef const_pointer_ const_pointer;
+
+  // Iterator's reference type.
+  typedef reference_ reference;
+
+  // Iterator's const reference type.
+  typedef const_reference_ const_reference;
+
+public:
+
+  inline
+  const_point_iterator_(const_pointer p_value) : m_p_value(p_value)
+  { }
+
+  // Default constructor.
+  inline
+  const_point_iterator_()
+
+    : m_p_value(NULL)
+  { }
+
+  // Copy constructor.
+  inline
+  const_point_iterator_(const const_point_iterator_& other)
+
+    : m_p_value(other.m_p_value)
+  { }
+
+  // Copy constructor.
+  inline
+  const_point_iterator_(const point_iterator_& other)
+
+    : m_p_value(other.m_p_value)
+  { }
+
+  // Access.
+  inline const_pointer
+  operator->() const
+  {
+    _GLIBCXX_DEBUG_ASSERT(m_p_value != NULL);
+
+    return (m_p_value);
+  }
+
+  // Access.
+  inline const_reference
+  operator*() const
+  {
+    _GLIBCXX_DEBUG_ASSERT(m_p_value != NULL);
+
+    return (*m_p_value);
+  }
+
+  // Compares content to a different iterator object.
+  inline bool
+  operator==(const point_iterator_& other) const
+  {
+    return (m_p_value == other.m_p_value);
+  }
+
+  // Compares content to a different iterator object.
+  inline bool
+  operator==(const const_point_iterator_& other) const
+  {
+    return (m_p_value == other.m_p_value);
+  }
+
+  // Compares content (negatively) to a different iterator object.
+  inline bool
+  operator!=(const point_iterator_& other) const
+  {
+    return (m_p_value != other.m_p_value);
+  }
+
+  // Compares content (negatively) to a different iterator object.
+  inline bool
+  operator!=(const const_point_iterator_& other) const
+  {
+    return (m_p_value != other.m_p_value);
+  }
+
+protected:
+  const_pointer m_p_value;
+
+  friend class point_iterator_;
+
+  friend class PB_DS_CLASS_C_DEC;
+};
+