From 187e6fe37a4ad7e69d6bc8f71ac7af02940b9f60 Mon Sep 17 00:00:00 2001
From: Beman Dawes <bdawes@acm.org>
Date: Fri, 7 Jul 2000 16:04:40 +0000
Subject: [PATCH] This commit was generated by cvs2svn to compensate for
 changes in r4, which included commits to RCS files with non-trunk default
 branches.

[SVN r7621]
---
 include/boost/iterator.hpp | 58 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 include/boost/iterator.hpp

diff --git a/include/boost/iterator.hpp b/include/boost/iterator.hpp
new file mode 100644
index 0000000..82d555b
--- /dev/null
+++ b/include/boost/iterator.hpp
@@ -0,0 +1,58 @@
+//  integer.hpp workarounds for non-conforming standard libraries  -----------//
+
+//  (C) Copyright Boost.org 2000. Permission to copy, use, modify, sell and
+//  distribute this software is granted provided this copyright notice appears
+//  in all copies. This software is provided "as is" without express or implied
+//  warranty, and with no claim as to its suitability for any purpose.
+
+//  See http://www.boost.org for most recent version including documentation.
+
+//  Revision History
+//  28 Jun 00 Workarounds to deal with known MSVC bugs (David Abrahams)
+//  26 Jun 00 Initial version (Jeremy Siek)
+
+#ifndef BOOST_ITERATOR_HPP
+#define BOOST_ITERATOR_HPP
+
+#include <iterator>
+#include <boost/config.hpp>
+
+namespace boost
+{
+# ifdef BOOST_NO_STD_ITERATOR
+  template <class Category, class T,
+    class Distance = std::ptrdiff_t,
+    class Pointer = T*, class Reference = T&>
+  struct iterator
+  {
+    typedef T         value_type;
+    typedef Distance  difference_type;
+    typedef Pointer   pointer;
+    typedef Reference reference;
+    typedef Category  iterator_category;
+  };
+# else
+
+  // declare iterator_base in namespace detail to work around MSVC bugs which
+  // prevent derivation from an identically-named class in a different namespace.
+  namespace detail {
+   template <class Category, class T, class Distance, class Pointer, class Reference>
+#  if !defined(BOOST_MSVC_STD_ITERATOR)
+   struct iterator_base : std::iterator<Category, T, Distance, Pointer, Reference> {};
+#  else
+   struct iterator_base : std::iterator<Category, T, Distance>
+   {
+     typedef Reference reference;
+     typedef Pointer pointer;
+     typedef Distance difference_type;
+   };
+#  endif
+  }
+
+  template <class Category, class T, class Distance = std::ptrdiff_t,
+            class Pointer = T*, class Reference = T&>
+   struct iterator : detail::iterator_base<Category, T, Distance, Pointer, Reference> {};
+# endif
+} // namespace boost
+
+#endif // BOOST_ITERATOR_HPP