add boost on mac

macx64/include/boost/geometry/srs/projections/shared_grids.hpp

@@ -0,0 +1,84 @@
+// Boost.Geometry
+
+// This file was modified by Oracle on 2018.
+// Modifications copyright (c) 2018, Oracle and/or its affiliates.
+// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
+
+// 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)
+
+#ifndef BOOST_GEOMETRY_SRS_PROJECTIONS_SHARED_GRIDS_HPP
+#define BOOST_GEOMETRY_SRS_PROJECTIONS_SHARED_GRIDS_HPP
+
+
+#include <boost/geometry/srs/projections/impl/pj_gridinfo.hpp>
+
+#include <boost/thread.hpp>
+
+#include <vector>
+
+
+namespace boost { namespace geometry
+{
+    
+
+namespace projections { namespace detail
+{
+
+// Forward declaration for functions declarations below
+class shared_grids;
+
+// Forward declaratios of shared_grids friends
+template <typename StreamPolicy>
+inline bool pj_gridlist_merge_gridfile(std::string const& gridname,
+                                       StreamPolicy const& stream_policy,
+                                       shared_grids & grids,
+                                       std::vector<std::size_t> & gridindexes);
+template <bool Inverse, typename CalcT, typename StreamPolicy, typename Range>
+inline bool pj_apply_gridshift_3(StreamPolicy const& stream_policy,
+                                 Range & range,
+                                 shared_grids & grids,
+                                 std::vector<std::size_t> const& gridindexes);
+
+
+class shared_grids
+{
+public:
+    std::size_t size() const
+    {
+        boost::shared_lock<boost::shared_mutex> lock(mutex);
+        return gridinfo.size();
+    }
+
+    bool empty() const
+    {
+        boost::shared_lock<boost::shared_mutex> lock(mutex);
+        return gridinfo.empty();
+    }
+
+private:
+    template <typename StreamPolicy>
+    friend inline bool projections::detail::pj_gridlist_merge_gridfile(
+                            std::string const& gridname,
+                            StreamPolicy const& stream_policy,
+                            shared_grids & grids,
+                            std::vector<std::size_t> & gridindexes);
+    template <bool Inverse, typename CalcT, typename StreamPolicy, typename Range>
+    friend inline bool projections::detail::pj_apply_gridshift_3(
+                            StreamPolicy const& stream_policy,
+                            Range & range,
+                            shared_grids & grids,
+                            std::vector<std::size_t> const& gridindexes);
+
+    projections::detail::pj_gridinfo gridinfo;
+    mutable boost::shared_mutex mutex;
+};
+
+}} // namespace projections::detail
+
+
+}} // namespace boost::geometry
+
+
+#endif // BOOST_GEOMETRY_SRS_PROJECTIONS_SHARED_GRIDS_HPP