Added thirdparty: boost library

thirdparty/include/boost/locale/time_zone.hpp

@@ -0,0 +1,40 @@
+//
+// Copyright (c) 2009-2011 Artyom Beilis (Tonkikh)
+//
+// Distributed under the Boost Software License, Version 1.0.
+// https://www.boost.org/LICENSE_1_0.txt
+
+#ifndef BOOST_LOCALE_TIME_ZONE_HPP_INCLUDED
+#define BOOST_LOCALE_TIME_ZONE_HPP_INCLUDED
+
+#include <boost/locale/config.hpp>
+#include <string>
+
+#ifdef BOOST_MSVC
+#    pragma warning(push)
+#    pragma warning(disable : 4275 4251 4231 4660)
+#endif
+
+namespace boost { namespace locale {
+    /// \addtogroup date_time
+    ///
+    /// @{
+
+    /// \brief namespace that holds functions for operating with global
+    /// time zone
+    namespace time_zone {
+        /// Get global time zone identifier. If empty, system time zone is used
+        BOOST_LOCALE_DECL std::string global();
+        /// Set global time zone identifier returning previous one. If empty, system time zone is used
+        BOOST_LOCALE_DECL std::string global(const std::string& new_tz);
+    } // namespace time_zone
+
+    /// @}
+
+}} // namespace boost::locale
+
+#ifdef BOOST_MSVC
+#    pragma warning(pop)
+#endif
+
+#endif