file_manager.h

// -*- mode: c++; tab-width: 4; indent-tabs-mode: t; eval: (progn (c-set-style "stroustrup") (c-set-offset 'innamespace 0)); -*-
// vi:set ts=4 sts=4 sw=4 noet :
//
// Copyright 2011, The TPIE development team
//
// This file is part of TPIE.
//
// TPIE 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 3 of the License, or (at your
// option) any later version.
//
// TPIE 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 TPIE.  If not, see <http://www.gnu.org/licenses/>
 
 
#ifndef __TPIE_FILE_MANAGER_H__
#define __TPIE_FILE_MANAGER_H__
 
#include <tpie/tpie_export.h>
#include <tpie/config.h>
#include <tpie/util.h>
#include <tpie/resource_manager.h>
 
namespace tpie {
 
class TPIE_EXPORT file_manager final : public resource_manager {
public:
    file_manager();
 
    void increment_open_file_count() {
        register_increased_usage(1);
    }
 
    void decrement_open_file_count() {
        register_decreased_usage(1);
    }
 
    std::string amount_with_unit(size_t amount) const override;
 
protected:
    void throw_out_of_resource_error(const std::string & s) override;
};
 
void init_file_manager();
 
void finish_file_manager();
 
TPIE_EXPORT file_manager & get_file_manager();
 
} //namespace tpie
 
#endif //__TPIE_MEMORY_H__