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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)
- */
- #include <boost/date_time/posix_time/posix_time_types.hpp>
- #include <boost/log/trivial.hpp>
- #include <boost/log/expressions.hpp>
- #include <boost/log/sources/severity_logger.hpp>
- #include <boost/log/sources/record_ostream.hpp>
- #include <boost/log/utility/setup/file.hpp>
- #include <boost/log/utility/setup/common_attributes.hpp>
- #include <boost/log/support/date_time.hpp>
- namespace logging = boost::log;
- namespace src = boost::log::sources;
- namespace expr = boost::log::expressions;
- namespace keywords = boost::log::keywords;
- #if 1
- //[ example_tutorial_formatters_stream
- void init()
- {
- logging::add_file_log
- (
- keywords::file_name = "sample_%N.log",
- // This makes the sink to write log records that look like this:
- // 1: <normal> A normal severity message
- // 2: <error> An error severity message
- keywords::format =
- (
- expr::stream
- << expr::attr< unsigned int >("LineID")
- << ": <" << logging::trivial::severity
- << "> " << expr::smessage
- )
- );
- }
- //]
- #else
- //[ example_tutorial_formatters_stream_date_time
- void init()
- {
- logging::add_file_log
- (
- keywords::file_name = "sample_%N.log",
- // This makes the sink to write log records that look like this:
- // YYYY-MM-DD HH:MI:SS: <normal> A normal severity message
- // YYYY-MM-DD HH:MI:SS: <error> An error severity message
- keywords::format =
- (
- expr::stream
- << expr::format_date_time< boost::posix_time::ptime >("TimeStamp", "%Y-%m-%d %H:%M:%S")
- << ": <" << logging::trivial::severity
- << "> " << expr::smessage
- )
- );
- }
- //]
- #endif
- int main(int, char*[])
- {
- init();
- logging::add_common_attributes();
- using namespace logging::trivial;
- src::severity_logger< severity_level > lg;
- BOOST_LOG_SEV(lg, trace) << "A trace severity message";
- BOOST_LOG_SEV(lg, debug) << "A debug severity message";
- BOOST_LOG_SEV(lg, info) << "An informational severity message";
- BOOST_LOG_SEV(lg, warning) << "A warning severity message";
- BOOST_LOG_SEV(lg, error) << "An error severity message";
- BOOST_LOG_SEV(lg, fatal) << "A fatal severity message";
- return 0;
- }
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