195 lines
8.3 KiB
C++
195 lines
8.3 KiB
C++
//
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// Copyright(c) 2015 Gabi Melman.
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// Distributed under the MIT License (http://opensource.org/licenses/MIT)
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//
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// spdlog main header file.
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// see example.cpp for usage example
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#pragma once
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#define SPDLOG_VERSION "0.14.0"
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#include "spdlog/tweakme.h"
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#include "spdlog/common.h"
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#include "spdlog/logger.h"
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#include <memory>
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#include <functional>
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#include <chrono>
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#include <string>
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namespace spdlog
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{
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//
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// Return an existing logger or nullptr if a logger with such name doesn't exist.
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// example: spdlog::get("my_logger")->info("hello {}", "world");
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//
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std::shared_ptr<logger> get(const std::string& name);
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//
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// Set global formatting
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// example: spdlog::set_pattern("%Y-%m-%d %H:%M:%S.%e %l : %v");
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//
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void set_pattern(const std::string& format_string);
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void set_formatter(formatter_ptr f);
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//
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// Set global logging level for
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//
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void set_level(level::level_enum log_level);
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//
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// Set global error handler
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//
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void set_error_handler(log_err_handler);
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//
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// Turn on async mode (off by default) and set the queue size for each async_logger.
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// effective only for loggers created after this call.
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// queue_size: size of queue (must be power of 2):
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// Each logger will pre-allocate a dedicated queue with queue_size entries upon construction.
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//
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// async_overflow_policy (optional, block_retry by default):
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// async_overflow_policy::block_retry - if queue is full, block until queue has room for the new log entry.
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// async_overflow_policy::discard_log_msg - never block and discard any new messages when queue overflows.
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//
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// worker_warmup_cb (optional):
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// callback function that will be called in worker thread upon start (can be used to init stuff like thread affinity)
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//
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// worker_teardown_cb (optional):
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// callback function that will be called in worker thread upon exit
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//
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void set_async_mode(size_t queue_size, const async_overflow_policy overflow_policy = async_overflow_policy::block_retry, const std::function<void()>& worker_warmup_cb = nullptr, const std::chrono::milliseconds& flush_interval_ms = std::chrono::milliseconds::zero(), const std::function<void()>& worker_teardown_cb = nullptr);
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// Turn off async mode
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void set_sync_mode();
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//
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// Create and register multi/single threaded basic file logger.
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// Basic logger simply writes to given file without any limitations or rotations.
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//
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std::shared_ptr<logger> basic_logger_mt(const std::string& logger_name, const filename_t& filename, bool truncate = false);
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std::shared_ptr<logger> basic_logger_st(const std::string& logger_name, const filename_t& filename, bool truncate = false);
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//
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// Create and register multi/single threaded rotating file logger
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//
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std::shared_ptr<logger> rotating_logger_mt(const std::string& logger_name, const filename_t& filename, size_t max_file_size, size_t max_files);
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std::shared_ptr<logger> rotating_logger_st(const std::string& logger_name, const filename_t& filename, size_t max_file_size, size_t max_files);
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//
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// Create file logger which creates new file on the given time (default in midnight):
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//
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std::shared_ptr<logger> daily_logger_mt(const std::string& logger_name, const filename_t& filename, int hour=0, int minute=0);
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std::shared_ptr<logger> daily_logger_st(const std::string& logger_name, const filename_t& filename, int hour=0, int minute=0);
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//
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// Create and register stdout/stderr loggers
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//
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std::shared_ptr<logger> stdout_logger_mt(const std::string& logger_name);
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std::shared_ptr<logger> stdout_logger_st(const std::string& logger_name);
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std::shared_ptr<logger> stderr_logger_mt(const std::string& logger_name);
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std::shared_ptr<logger> stderr_logger_st(const std::string& logger_name);
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//
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// Create and register colored stdout/stderr loggers
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//
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std::shared_ptr<logger> stdout_color_mt(const std::string& logger_name);
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std::shared_ptr<logger> stdout_color_st(const std::string& logger_name);
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std::shared_ptr<logger> stderr_color_mt(const std::string& logger_name);
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std::shared_ptr<logger> stderr_color_st(const std::string& logger_name);
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//
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// Create and register a syslog logger
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//
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#ifdef SPDLOG_ENABLE_SYSLOG
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std::shared_ptr<logger> syslog_logger(const std::string& logger_name, const std::string& ident = "", int syslog_option = 0);
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#endif
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#if defined(__ANDROID__)
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std::shared_ptr<logger> android_logger(const std::string& logger_name, const std::string& tag = "spdlog");
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#endif
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// Create and register a logger with a single sink
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std::shared_ptr<logger> create(const std::string& logger_name, const sink_ptr& sink);
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// Create and register a logger with multiple sinks
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std::shared_ptr<logger> create(const std::string& logger_name, sinks_init_list sinks);
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template<class It>
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std::shared_ptr<logger> create(const std::string& logger_name, const It& sinks_begin, const It& sinks_end);
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// Create and register a logger with templated sink type
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// Example:
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// spdlog::create<daily_file_sink_st>("mylog", "dailylog_filename");
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template <typename Sink, typename... Args>
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std::shared_ptr<spdlog::logger> create(const std::string& logger_name, Args...);
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// Create and register an async logger with a single sink
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std::shared_ptr<logger> create_async(const std::string& logger_name, const sink_ptr& sink, size_t queue_size, const async_overflow_policy overflow_policy = async_overflow_policy::block_retry, const std::function<void()>& worker_warmup_cb = nullptr, const std::chrono::milliseconds& flush_interval_ms = std::chrono::milliseconds::zero(), const std::function<void()>& worker_teardown_cb = nullptr);
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// Create and register an async logger with multiple sinks
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std::shared_ptr<logger> create_async(const std::string& logger_name, sinks_init_list sinks, size_t queue_size, const async_overflow_policy overflow_policy = async_overflow_policy::block_retry, const std::function<void()>& worker_warmup_cb = nullptr, const std::chrono::milliseconds& flush_interval_ms = std::chrono::milliseconds::zero(), const std::function<void()>& worker_teardown_cb = nullptr);
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template<class It>
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std::shared_ptr<logger> create_async(const std::string& logger_name, const It& sinks_begin, const It& sinks_end, size_t queue_size, const async_overflow_policy overflow_policy = async_overflow_policy::block_retry, const std::function<void()>& worker_warmup_cb = nullptr, const std::chrono::milliseconds& flush_interval_ms = std::chrono::milliseconds::zero(), const std::function<void()>& worker_teardown_cb = nullptr);
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// Register the given logger with the given name
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void register_logger(std::shared_ptr<logger> logger);
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// Apply a user defined function on all registered loggers
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// Example:
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// spdlog::apply_all([&](std::shared_ptr<spdlog::logger> l) {l->flush();});
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void apply_all(std::function<void(std::shared_ptr<logger>)> fun);
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// Drop the reference to the given logger
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void drop(const std::string &name);
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// Drop all references from the registry
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void drop_all();
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///////////////////////////////////////////////////////////////////////////////
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//
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// Trace & Debug can be switched on/off at compile time for zero cost debug statements.
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// Uncomment SPDLOG_DEBUG_ON/SPDLOG_TRACE_ON in tweakme.h to enable.
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// SPDLOG_TRACE(..) will also print current file and line.
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//
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// Example:
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// spdlog::set_level(spdlog::level::trace);
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// SPDLOG_TRACE(my_logger, "some trace message");
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// SPDLOG_TRACE(my_logger, "another trace message {} {}", 1, 2);
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// SPDLOG_DEBUG(my_logger, "some debug message {} {}", 3, 4);
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// SPDLOG_DEBUG_IF(my_logger, true, "some debug message {} {}", 3, 4);
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///////////////////////////////////////////////////////////////////////////////
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#ifdef SPDLOG_TRACE_ON
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#define SPDLOG_STR_H(x) #x
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#define SPDLOG_STR_HELPER(x) SPDLOG_STR_H(x)
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#ifdef _MSC_VER
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#define SPDLOG_TRACE(logger, ...) logger->trace("[ " __FILE__ "(" SPDLOG_STR_HELPER(__LINE__) ") ] " __VA_ARGS__)
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#define SPDLOG_TRACE_IF(logger, flag, ...) logger->trace_if(flag, "[ " __FILE__ "(" SPDLOG_STR_HELPER(__LINE__) ") ] " __VA_ARGS__)
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#else
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#define SPDLOG_TRACE(logger, ...) logger->trace("[ " __FILE__ ":" SPDLOG_STR_HELPER(__LINE__) " ] " __VA_ARGS__)
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#define SPDLOG_TRACE_IF(logger, flag, ...) logger->trace_if(flag, "[ " __FILE__ ":" SPDLOG_STR_HELPER(__LINE__) " ] " __VA_ARGS__)
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#endif
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#else
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#define SPDLOG_TRACE(logger, ...)
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#define SPDLOG_TRACE_IF(logger, flag, ...)
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#endif
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#ifdef SPDLOG_DEBUG_ON
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#define SPDLOG_DEBUG(logger, ...) logger->debug(__VA_ARGS__)
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#define SPDLOG_DEBUG_IF(logger, flag, ...) logger->debug_if(flag, __VA_ARGS__)
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#else
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#define SPDLOG_DEBUG(logger, ...)
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#define SPDLOG_DEBUG_IF(logger, flag, ...)
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#endif
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}
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#include "spdlog/details/spdlog_impl.h"
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