Squashed 'third_party/boostorg/serialization/' content from commit 738695b

Change-Id: I48528198ad1f62b90288d249eb2243d4db02fd5d
git-subtree-dir: third_party/boostorg/serialization
git-subtree-split: 738695b70733f9d592a570fb17a505d6a029b48a
diff --git a/include/boost/archive/wcslen.hpp b/include/boost/archive/wcslen.hpp
new file mode 100644
index 0000000..0b60004
--- /dev/null
+++ b/include/boost/archive/wcslen.hpp
@@ -0,0 +1,58 @@
+#ifndef BOOST_ARCHIVE_WCSLEN_HPP
+#define BOOST_ARCHIVE_WCSLEN_HPP
+
+// MS compatible compilers support #pragma once
+#if defined(_MSC_VER)
+# pragma once
+#endif
+
+/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
+// wcslen.hpp:
+
+// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . 
+// Use, modification and distribution is subject to 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)
+
+//  See http://www.boost.org for updates, documentation, and revision history.
+
+#include <cstddef> // size_t
+#include <boost/config.hpp>
+#if defined(BOOST_NO_STDC_NAMESPACE)
+namespace std{ 
+    using ::size_t; 
+} // namespace std
+#endif
+
+#ifndef BOOST_NO_CWCHAR
+
+// a couple of libraries which include wchar_t don't include
+// wcslen
+
+#if defined(BOOST_DINKUMWARE_STDLIB) && BOOST_DINKUMWARE_STDLIB < 306 \
+|| defined(__LIBCOMO__) 
+
+namespace std {
+inline std::size_t wcslen(const wchar_t * ws)
+{
+    const wchar_t * eows = ws;
+    while(* eows != 0)
+        ++eows;
+    return eows - ws;
+}
+} // namespace std
+
+#else
+
+#ifndef BOOST_NO_CWCHAR
+#include <cwchar>
+#endif
+#ifdef BOOST_NO_STDC_NAMESPACE
+namespace std{ using ::wcslen; }
+#endif
+
+#endif // wcslen
+
+#endif //BOOST_NO_CWCHAR
+
+#endif //BOOST_ARCHIVE_WCSLEN_HPP