From 16f835e0834a87c3977998cf1d8197f53e6d7e56 Mon Sep 17 00:00:00 2001
From: qPCR4vir <arielvina@yahoo.es>
Date: Sun, 3 Dec 2017 01:55:41 +0100
Subject: [PATCH] enable directory_iterator range-based for statements while
 using Boost

---
 include/nana/filesystem/filesystem.hpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/include/nana/filesystem/filesystem.hpp b/include/nana/filesystem/filesystem.hpp
index 067586f5..40fc05de 100644
--- a/include/nana/filesystem/filesystem.hpp
+++ b/include/nana/filesystem/filesystem.hpp
@@ -75,6 +75,16 @@ namespace std {
 				socket = boost::filesystem::file_type::socket_file,
 				unknown = boost::filesystem::file_type::type_unknown,
 			};
+			/// enable directory_iterator range-based for statements
+			inline directory_iterator begin(directory_iterator iter) noexcept
+			{
+				return iter;
+			}
+
+			inline directory_iterator end(const directory_iterator&) noexcept
+			{
+				return {};
+			}
 		} // filesystem
 	} // experimental
 } // std