System.hpp

/* ***** BEGIN LICENSE BLOCK *****
 * FW4SPL - Copyright (C) IRCAD, 2009-2015.
 * Distributed under the terms of the GNU Lesser General Public License (LGPL) as
 * published by the Free Software Foundation.
 * ****** END LICENSE BLOCK ****** */

#ifndef __FWTOOLS_SYSTEM_HPP__
#define __FWTOOLS_SYSTEM_HPP__

#include <string>

#include <boost/filesystem/path.hpp>

#include "fwTools/config.hpp"

namespace fwTools
{

class FWTOOLS_CLASS_API System
{
public:

    FWTOOLS_API static const ::boost::filesystem::path &getTempPath() noexcept;

    FWTOOLS_API static const ::boost::filesystem::path getTemporaryFolder(
        const std::string& subFolderPrefix = "" ) noexcept;

    FWTOOLS_API static int tempFolderPID(const ::boost::filesystem::path &dir) noexcept;

    FWTOOLS_API static void cleanZombies(const ::boost::filesystem::path &dir) noexcept;

    FWTOOLS_API static int getPID() noexcept;

    FWTOOLS_API static bool isProcessRunning(int pid) noexcept;

    static void setTempPrefix(const std::string &prefix)
    {
        s_tempPrefix = prefix;
    }

protected:

    static std::string s_tempPrefix;

};


} // namespace fwTools

#endif // __FWTOOLS_SYSTEM_HPP__