add workaround of inline namespace for c++11

2019-12-21 05:18:28 +08:00 · 2019-12-21 05:18:28 +08:00 · e08a7a3531
commit e08a7a3531
parent 8911e2d76a
1 changed files with 5 additions and 1 deletions
--- a/include/nana/filesystem/filesystem.hpp
+++ b/include/nana/filesystem/filesystem.hpp
@ -577,10 +577,14 @@ namespace std
 {
    namespace filesystem
    {
+#if defined(_MSC_VER) && ((!defined(_MSVC_LANG)) || _MSVC_LANG < 201703)
+		using namespace ::nana::filesystem;
+#else
 		inline namespace nana_filesystem
        {
            using namespace ::nana::filesystem;
        }
+#endif
    }
 }