spdlog

include/spdlog/logger.h

@@ -0,0 +1,91 @@
+#pragma once
+
+// Thread safe logger
+// Has name, log level, vector of std::shared sink pointers and formatter
+// Upon each log write the logger:
+// 1. Checks if its log level is enough to log the message
+// 2. Format the message using the formatter function
+// 3. Pass the formatted message to its sinks to performa the actual logging
+
+#include<vector>
+#include<memory>
+#include<atomic>
+#include <sstream>
+#include <exception>
+#include "sinks/base_sink.h"
+#include "common.h"
+
+namespace spdlog
+{
+
+namespace details
+{
+class line_logger;
+}
+
+class logger
+{
+public:
+
+    logger(const std::string& name, sinks_init_list);
+    template<class It>
+    logger(const std::string& name, const It& begin, const It& end);
+
+    void set_pattern(const std::string&);
+    void set_formatter(formatter_ptr);
+    formatter_ptr get_formatter() const;
+
+
+    logger(const logger&) = delete;
+    logger& operator=(const logger&) = delete;
+
+    void set_level(level::level_enum);
+    level::level_enum level() const;
+
+    const std::string& name() const;
+    bool should_log(level::level_enum) const;
+
+    void stop_logging();
+
+    template <typename... Args> details::line_logger log(level::level_enum lvl, const Args&... args);
+    template <typename... Args> details::line_logger log(const Args&... args);
+    template <typename... Args> details::line_logger trace(const Args&... args);
+    template <typename... Args> details::line_logger debug(const Args&... args);
+    template <typename... Args> details::line_logger info(const Args&... args);
+    template <typename... Args> details::line_logger warn(const Args&... args);
+    template <typename... Args> details::line_logger error(const Args&... args);
+    template <typename... Args> details::line_logger critical(const Args&... args);
+
+
+private:
+    friend details::line_logger;
+    std::string _name;
+    formatter_ptr _formatter;
+    std::vector<sink_ptr> _sinks;
+    std::atomic_int _level;
+    void _variadic_log(details::line_logger& l);
+    template <typename First, typename... Rest>
+    void _variadic_log(details::line_logger&l, const First& first, const Rest&... rest);
+    void _log_msg(details::log_msg& msg);
+};
+
+
+
+}
+
+//
+// Trace & debug macros
+//
+#ifdef FFLOG_ENABLE_TRACE
+#define FFLOG_TRACE(logger, ...) logger->log(spdlog::level::TRACE, __FILE__, " #", __LINE__,": " __VA_ARGS__)
+#else
+#define FFLOG_TRACE(logger, ...) {}
+#endif
+
+#ifdef FFLOG_ENABLE_DEBUG
+#define FFLOG_DEBUG(logger, ...) logger->log(spdlog::level::DEBUG, __VA_ARGS__)
+#else
+#define FFLOG_DEBUG(logger, ...) {}
+#endif
+
+#include "./details/logger_impl.h"