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+/*
+ * Copyright Andrey Semashev 2007 - 2014.
+ * Distributed under the Boost Software License, Version 1.0.
+ * (See accompanying file LICENSE_1_0.txt or copy at
+ * http://www.boost.org/LICENSE_1_0.txt)
+ */
+/*!
+ * \file support/exception.hpp
+ * \author Andrey Semashev
+ * \date 18.07.2009
+ *
+ * This header enables Boost.Exception support for Boost.Log.
+ */
+
+#ifndef BOOST_LOG_SUPPORT_EXCEPTION_HPP_INCLUDED_
+#define BOOST_LOG_SUPPORT_EXCEPTION_HPP_INCLUDED_
+
+#include <boost/exception/info.hpp>
+#include <boost/log/detail/config.hpp>
+#include <boost/log/attributes/attribute_name.hpp>
+#include <boost/log/attributes/named_scope.hpp>
+#include <boost/log/utility/type_info_wrapper.hpp>
+#include <boost/log/detail/header.hpp>
+
+#ifdef BOOST_HAS_PRAGMA_ONCE
+#pragma once
+#endif
+
+namespace boost {
+
+BOOST_LOG_OPEN_NAMESPACE
+
+/*!
+ * Attribute name exception information
+ */
+typedef error_info< struct attribute_name_info_tag, attribute_name > attribute_name_info;
+
+/*!
+ * Type info exception information
+ */
+typedef error_info< struct type_info_info_tag, type_info_wrapper > type_info_info;
+
+/*!
+ * Parse position exception information
+ */
+typedef error_info< struct position_info_tag, unsigned int > position_info;
+
+/*!
+ * Current scope exception information
+ */
+typedef error_info< struct current_scope_info_tag, attributes::named_scope_list > current_scope_info;
+
+/*!
+ * The function returns an error information object that contains current stack of scopes.
+ * This information can then be attached to an exception and extracted at the catch site.
+ * The extracted scope list won't be affected by any scope changes that may happen during
+ * the exception propagation.
+ *
+ * \note See the \c named_scope attribute documentation on how to maintain scope list.
+ */
+inline current_scope_info current_scope()
+{
+ return current_scope_info(attributes::named_scope::get_scopes());
+}
+
+BOOST_LOG_CLOSE_NAMESPACE // namespace log
+
+} // namespace boost
+
+#include <boost/log/detail/footer.hpp>
+
+#endif // BOOST_LOG_SUPPORT_EXCEPTION_HPP_INCLUDED_