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/*
* Copyright Andrey Semashev 2007 - 2015.
* Distributed under 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)
*/
/*!
* \file text_multifile_backend.cpp
* \author Andrey Semashev
* \date 09.06.2009
*
* \brief This header is the Boost.Log library implementation, see the library documentation
* at http://www.boost.org/doc/libs/release/libs/log/doc/html/index.html.
*/
#include <boost/log/detail/config.hpp>
#include <ios>
#include <boost/filesystem/path.hpp>
#include <boost/filesystem/fstream.hpp>
#include <boost/filesystem/operations.hpp>
#include <boost/log/sinks/text_multifile_backend.hpp>
#include <boost/log/detail/header.hpp>
namespace boost {
BOOST_LOG_OPEN_NAMESPACE
namespace sinks {
//! Sink implementation data
struct text_multifile_backend::implementation
{
//! File name composer
file_name_composer_type m_FileNameComposer;
//! Base path for absolute path composition
const filesystem::path m_BasePath;
//! File stream
filesystem::ofstream m_File;
implementation() :
m_BasePath(filesystem::current_path())
{
}
//! Makes relative path absolute with respect to the base path
filesystem::path make_absolute(filesystem::path const& p)
{
return filesystem::absolute(p, m_BasePath);
}
};
//! Default constructor
BOOST_LOG_API text_multifile_backend::text_multifile_backend() : m_pImpl(new implementation())
{
}
//! Destructor
BOOST_LOG_API text_multifile_backend::~text_multifile_backend()
{
delete m_pImpl;
}
//! The method sets the file name composer
BOOST_LOG_API void text_multifile_backend::set_file_name_composer_internal(file_name_composer_type const& composer)
{
m_pImpl->m_FileNameComposer = composer;
}
//! The method writes the message to the sink
BOOST_LOG_API void text_multifile_backend::consume(record_view const& rec, string_type const& formatted_message)
{
if (!m_pImpl->m_FileNameComposer.empty())
{
filesystem::path file_name = m_pImpl->make_absolute(m_pImpl->m_FileNameComposer(rec));
filesystem::create_directories(file_name.parent_path());
m_pImpl->m_File.open(file_name, std::ios_base::out | std::ios_base::app);
if (m_pImpl->m_File.is_open())
{
m_pImpl->m_File.write(formatted_message.data(), static_cast< std::streamsize >(formatted_message.size()));
m_pImpl->m_File.put(static_cast< string_type::value_type >('\n'));
m_pImpl->m_File.close();
}
}
}
} // namespace sinks
BOOST_LOG_CLOSE_NAMESPACE // namespace log
} // namespace boost
#include <boost/log/detail/footer.hpp>
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