Log wrapper with extended info

logger.h

/*!
 * \file logger.h
 * \author ichramm
 */
#ifndef logger_h__
#define logger_h__


#define inconcert_log_debug(fmt, ...) if(logger::is_level_enabled(logger::LevelDebug)) \
	inconcert_log(logger::LevelDebug, "%s:%d %s - " fmt, logger::get_filename_part(__FILE__), __LINE__, __FUNCTION__ , ## __VA_ARGS__)

#define inconcert_log_info(fmt, ...) if(logger::is_level_enabled(logger::LevelInfo)) \
	inconcert_log(logger::LevelInfo, "%s:%d %s - " fmt, logger::get_filename_part(__FILE__), __LINE__, __FUNCTION__ , ## __VA_ARGS__)

#define inconcert_log_warning(fmt, ...) if(logger::is_level_enabled(logger::LevelWarn)) \
	inconcert_log(logger::LevelWarn, "%s:%d %s - " fmt, logger::get_filename_part(__FILE__), __LINE__, __FUNCTION__ , ## __VA_ARGS__)

#define inconcert_log_error(fmt, ...) if(logger::is_level_enabled(logger::LevelError)) \
	inconcert_log(logger::LevelError, "%s:%d %s - " fmt, logger::get_filename_part(__FILE__), __LINE__, __FUNCTION__ , ## __VA_ARGS__)

#define inconcert_log_fatal(fmt, ...) if(logger::is_level_enabled(logger::LevelFatal)) \
	inconcert_log(logger::LevelFatal, "%s:%d %s - " fmt, logger::get_filename_part(__FILE__), __LINE__, __FUNCTION__ , ## __VA_ARGS__)

#define inconcert_log_profile(fmt, ...) if(logger::is_level_enabled(logger::LevelProfile)) \
	inconcert_log(logger::LevelProfile, "%s:%d %s - " fmt, logger::get_filename_part(__FILE__), __LINE__, __FUNCTION__ , ## __VA_ARGS__)


// Arguments will be type-checked against format string if format is specified
#if _MSC_VER > 1400
# include <sal.h> // use /analyze or _USE_ATTRIBUTES_FOR_SAL for checking
# define format_string(p__) _Printf_format_string_ p__
#else
# define format_string(p__) p__
#endif // _MSC_VER > 1400
#if defined(__GNUC__)
# define attribute_format(a__, b__) __attribute__((format(printf, a__, b__)))
#else
# define attribute_format(a__, b__)
#endif // defined(__GNUC__)

namespace logger
{
	/*!
	* All known log levels
	*/
	enum LogLevel
	{
		LevelDebug   = (1 << 0),
		LevelInfo    = (1 << 1),
		LevelWarn    = (1 << 2),
		LevelError   = (1 << 3),
		LevelFatal   = (1 << 4),
		LevelProfile = (1 << 5)
	};

	/*!
	 * Log function
	 *
	 * \remarks Do not use this function directly, use the macros defined above instead
	 *
	 * Available macros:
	 * \li inconcert_log_debug
	 * \li inconcert_log_info
	 * \li inconcert_log_warning
	 * \li inconcert_log_error
	 * \li inconcert_log_fatal
	 * \li inconcert_log_profile
	 */
	void inconcert_log (
			LogLevel level,
			format_string(const char* format),
			...
		) attribute_format(2,3);

	/*!
	 * \return \c true if log flag \mask is enable, otherwise \c false
	 */
	bool is_level_enabled(unsigned int mask);

	/*!
	 * Given \p file in the form \c /path/to/file.cpp this function returns \c file.cpp
	 */
	const char *get_filename_part(const char *file);

} // namespace logger

#endif // logger_h__