/usr/include/mapnik/mapped_memory_cache.hpp is in libmapnik-dev 2.2.0+ds1-6build2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 | /*****************************************************************************
*
* This file is part of Mapnik (c++ mapping toolkit)
*
* Copyright (C) 2011 Artem Pavlenko
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*****************************************************************************/
#ifndef MAPNIK_MAPPED_MEMORY_CACHE_HPP
#define MAPNIK_MAPPED_MEMORY_CACHE_HPP
// mapnik
#include <mapnik/config.hpp>
#include <mapnik/utils.hpp>
#include <mapnik/noncopyable.hpp>
// boost
#include <boost/unordered_map.hpp>
#include <boost/interprocess/mapped_region.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/optional.hpp>
namespace mapnik
{
using namespace boost::interprocess;
typedef boost::shared_ptr<mapped_region> mapped_region_ptr;
class MAPNIK_DECL mapped_memory_cache :
public singleton<mapped_memory_cache, CreateStatic>,
private mapnik::noncopyable
{
friend class CreateStatic<mapped_memory_cache>;
boost::unordered_map<std::string,mapped_region_ptr> cache_;
public:
bool insert(std::string const& key, mapped_region_ptr);
boost::optional<mapped_region_ptr> find(std::string const& key, bool update_cache = false);
void clear();
};
}
#endif // MAPNIK_MAPPED_MEMORY_CACHE_HPP
|