wip lite
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gabime
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@ -1,235 +1,11 @@
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//
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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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//
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// spdlog usage example
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//
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//
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#include <cstdio>
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void stdout_logger_example();
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void basic_example();
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void rotating_example();
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void daily_example();
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void async_example();
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void binary_example();
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void trace_example();
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void multi_sink_example();
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void user_defined_example();
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void err_handler_example();
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void syslog_example();
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void clone_example();
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#include "spdlog/spdlog.h"
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int main(int, char *[])
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int main()
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{
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spdlog::info("Welcome to spdlog version {}.{}.{} !", SPDLOG_VER_MAJOR, SPDLOG_VER_MINOR, SPDLOG_VER_PATCH);
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spdlog::warn("Easy padding in numbers like {:08d}", 12);
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spdlog::critical("Support for int: {0:d}; hex: {0:x}; oct: {0:o}; bin: {0:b}", 42);
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spdlog::info("Support for floats {:03.2f}", 1.23456);
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spdlog::info("Positional args are {1} {0}..", "too", "supported");
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spdlog::info("{:>8} aligned, {:<8} aligned", "right", "left");
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// Runtime log levels
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spdlog::set_level(spdlog::level::info); // Set global log level to info
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spdlog::debug("This message should not be displayed!");
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spdlog::set_level(spdlog::level::trace); // Set specific logger's log level
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spdlog::debug("This message should be displayed..");
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// Customize msg format for all loggers
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spdlog::set_pattern("[%H:%M:%S %z] [%^%L%$] [thread %t] %v");
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spdlog::info("This an info message with custom format");
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spdlog::set_pattern("%+"); // back to default format
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try
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{
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stdout_logger_example();
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basic_example();
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rotating_example();
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daily_example();
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clone_example();
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async_example();
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binary_example();
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multi_sink_example();
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user_defined_example();
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err_handler_example();
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trace_example();
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// Flush all *registered* loggers using a worker thread every 3 seconds.
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// note: registered loggers *must* be thread safe for this to work correctly!
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spdlog::flush_every(std::chrono::seconds(3));
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// Apply some function on all registered loggers
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spdlog::apply_all([&](std::shared_ptr<spdlog::logger> l) { l->info("End of example."); });
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// Release all spdlog resources, and drop all loggers in the registry.
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// This is optional (only mandatory if using windows + async log).
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spdlog::shutdown();
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}
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// Exceptions will only be thrown upon failed logger or sink construction (not during logging).
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catch (const spdlog::spdlog_ex &ex)
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{
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std::printf("Log initialization failed: %s\n", ex.what());
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return 1;
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}
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}
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#include "spdlog/sinks/stdout_color_sinks.h"
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// or #include "spdlog/sinks/stdout_sinks.h" if no colors needed.
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void stdout_logger_example()
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{
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// Create color multi threaded logger.
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auto console = spdlog::stdout_color_mt("console");
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// or for stderr:
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// auto console = spdlog::stderr_color_mt("error-logger");
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}
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#include "spdlog/sinks/basic_file_sink.h"
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void basic_example()
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{
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// Create basic file logger (not rotated).
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auto my_logger = spdlog::basic_logger_mt("file_logger", "logs/basic-log.txt");
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}
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#include "spdlog/sinks/rotating_file_sink.h"
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void rotating_example()
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{
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// Create a file rotating logger with 5mb size max and 3 rotated files.
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auto rotating_logger = spdlog::rotating_logger_mt("some_logger_name", "logs/rotating.txt", 1048576 * 5, 3);
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}
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#include "spdlog/sinks/daily_file_sink.h"
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void daily_example()
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{
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// Create a daily logger - a new file is created every day on 2:30am.
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auto daily_logger = spdlog::daily_logger_mt("daily_logger", "logs/daily.txt", 2, 30);
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}
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// Clone a logger and give it new name.
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// Useful for creating component/subsystem loggers from some "root" logger.
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void clone_example()
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{
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auto network_logger = spdlog::default_logger()->clone("network");
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network_logger->info("Logging network stuff..");
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}
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#include "spdlog/async.h"
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void async_example()
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{
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// Default thread pool settings can be modified *before* creating the async logger:
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// spdlog::init_thread_pool(32768, 1); // queue with max 32k items 1 backing thread.
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auto async_file = spdlog::basic_logger_mt<spdlog::async_factory>("async_file_logger", "logs/async_log.txt");
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// alternatively:
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// auto async_file = spdlog::create_async<spdlog::sinks::basic_file_sink_mt>("async_file_logger", "logs/async_log.txt");
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for (int i = 1; i < 101; ++i)
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{
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async_file->info("Async message #{}", i);
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}
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}
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// Log binary data as hex.
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// Many types of std::container<char> types can be used.
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// Iterator ranges are supported too.
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// Format flags:
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// {:X} - print in uppercase.
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// {:s} - don't separate each byte with space.
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// {:p} - don't print the position on each line start.
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// {:n} - don't split the output to lines.
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#include "spdlog/fmt/bin_to_hex.h"
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void binary_example()
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{
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std::vector<char> buf;
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for (int i = 0; i < 80; i++)
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{
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buf.push_back(static_cast<char>(i & 0xff));
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}
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spdlog::info("Binary example: {}", spdlog::to_hex(buf));
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spdlog::info("Another binary example:{:n}", spdlog::to_hex(std::begin(buf), std::begin(buf) + 10));
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// more examples:
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// logger->info("uppercase: {:X}", spdlog::to_hex(buf));
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// logger->info("uppercase, no delimiters: {:Xs}", spdlog::to_hex(buf));
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// logger->info("uppercase, no delimiters, no position info: {:Xsp}", spdlog::to_hex(buf));
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}
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// Compile time log levels.
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// define SPDLOG_ACTIVE_LEVEL to required level (e.g. SPDLOG_LEVEL_TRACE)
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void trace_example()
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{
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// trace from default logger
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SPDLOG_TRACE("Some trace message.. {} ,{}", 1, 3.23);
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// debug from default logger
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SPDLOG_DEBUG("Some debug message.. {} ,{}", 1, 3.23);
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// trace from logger object
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auto logger = spdlog::get("file_logger");
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SPDLOG_LOGGER_TRACE(logger, "another trace message");
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}
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// A logger with multiple sinks (stdout and file) - each with a different format and log level.
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void multi_sink_example()
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{
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auto console_sink = std::make_shared<spdlog::sinks::stdout_color_sink_mt>();
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console_sink->set_level(spdlog::level::warn);
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console_sink->set_pattern("[multi_sink_example] [%^%l%$] %v");
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auto file_sink = std::make_shared<spdlog::sinks::basic_file_sink_mt>("logs/multisink.txt", true);
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file_sink->set_level(spdlog::level::trace);
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spdlog::logger logger("multi_sink", {console_sink, file_sink});
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logger.set_level(spdlog::level::debug);
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logger.warn("this should appear in both console and file");
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logger.info("this message should not appear in the console, only in the file");
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}
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// User defined types logging by implementing operator<<
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#include "spdlog/fmt/ostr.h" // must be included
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struct my_type
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{
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int i;
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template<typename OStream>
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friend OStream &operator<<(OStream &os, const my_type &c)
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{
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return os << "[my_type i=" << c.i << "]";
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}
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};
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void user_defined_example()
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{
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spdlog::info("user defined type: {}", my_type{14});
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}
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// Custom error handler. Will be triggered on log failure.
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void err_handler_example()
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{
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// can be set globally or per logger(logger->set_error_handler(..))
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spdlog::set_error_handler([](const std::string &msg) { printf("*** Custom log error handler: %s ***\n", msg.c_str()); });
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}
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// syslog example (linux/osx/freebsd)
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#ifndef _WIN32
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#include "spdlog/sinks/syslog_sink.h"
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void syslog_example()
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{
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std::string ident = "spdlog-example";
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auto syslog_logger = spdlog::syslog_logger_mt("syslog", ident, LOG_PID);
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syslog_logger->warn("This is warning that will end up in syslog.");
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}
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#endif
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// Android example.
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#if defined(__ANDROID__)
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#include "spdlog/sinks/android_sink.h"
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void android_example()
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{
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std::string tag = "spdlog-android";
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auto android_logger = spdlog::android_logger_mt("android", tag);
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android_logger->critical("Use \"adb shell logcat\" to view this message.");
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}
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#endif
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auto l = spdlog::default_logger();
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l->trace("HELLO {}!!!", "lite");
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l->debug("HELLO {}!!!", "lite");
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l->info("HELLO {}!!!", "lite");
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l->warn("HELLO {}!!!", "lite");
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l->critical("HELLO s{}!!!", "lite");
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}
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@ -2,6 +2,6 @@
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int main()
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{
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auto l = spdlog::create_lite();
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l.trace("HELLO {}!!!", "lite");
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//auto l = spdlog::create_lite();
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spdlog::lite::info("HELLO info {}", 123);
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}
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#include "spdlog/spdlog.h"
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#include "spdlog/logger.h"
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static spdlog::level::level_enum to_spdlog_level(spdlog::lite::level level)
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{
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return static_cast<spdlog::level::level_enum >(level);
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}
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static spdlog::lite::level to_lite_level(spdlog::level::level_enum level)
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{
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return static_cast<spdlog::lite::level>(level);
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}
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spdlog::lite::logger::logger(std::shared_ptr<spdlog::logger> impl)
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{
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impl_ = std::move(impl);
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}
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bool spdlog::lite::logger::should_log(spdlog::lite::level lvl) const SPDLOG_NOEXCEPT
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bool spdlog::lite::logger::should_log(spdlog::lite::level level) const SPDLOG_NOEXCEPT
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{
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auto spd_level = static_cast<spdlog::level::level_enum >(lvl);
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auto spd_level = to_spdlog_level(level);
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return impl_->should_log(spd_level);//TODO level
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}
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void spdlog::lite::logger::log_formatted_(spdlog::lite::level lvl, const fmt::memory_buffer &formatted)
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void spdlog::lite::logger::log_formatted_(spdlog::lite::level level, const fmt::memory_buffer &formatted)
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{
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auto spd_level = static_cast<spdlog::level::level_enum >(lvl);
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impl_->log(spd_level, spdlog::details::fmt_helper::to_string_view(formatted)); //TODO and source_loc
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}
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auto spd_level = to_spdlog_level(level);
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impl_->log(spd_level, spdlog::details::fmt_helper::to_string_view(formatted));
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}
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void spdlog::lite::logger::log_formatted_src(const spdlog::lite::src_loc &src, spdlog::lite::level lvl, const fmt::memory_buffer &formatted)
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{
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auto spd_level = to_spdlog_level(lvl);
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spdlog::source_loc source_loc{src.filename, src.line, src.funcname};
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impl_->log(source_loc, spd_level, spdlog::details::fmt_helper::to_string_view(formatted));
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}
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void spdlog::lite::logger::set_level(spdlog::lite::level level)
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{
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auto spd_level = to_spdlog_level(level);
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impl_->set_level(spd_level);
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}
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spdlog::lite::level spdlog::lite::logger::get_level() const
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{
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return to_lite_level(impl_->level());
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}
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std::string spdlog::lite::logger::name() const
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{
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return impl_->name();
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}
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void spdlog::lite::logger::flush()
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{
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impl_->flush();
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}
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void spdlog::lite::logger::flush_on(spdlog::lite::level level)
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{
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auto spd_level = to_spdlog_level(level);
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impl_->flush_on(spd_level);
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}
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spdlog::lite::level spdlog::lite::logger::flush_level() const
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{
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return to_lite_level(impl_->flush_level());
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}
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// pattern
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void spdlog::lite::logger::set_pattern(std::string pattern)
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{
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impl_->set_pattern(std::move(pattern));
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}
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spdlog::lite::logger &spdlog::lite::default_logger()
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{
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static spdlog::lite::logger s_default(spdlog::default_logger());
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return s_default;
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}
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139
lite/logger.h
139
lite/logger.h
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@ -1,19 +1,36 @@
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//
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// Created by gabi on 3/16/19.
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//
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#ifndef SPDLOG_LIB_LOGGER_H
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#define SPDLOG_LIB_LOGGER_H
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#pragma once
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#include <memory>
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#include "spd_types.h"
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#include <string>
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#include "spdlog/fmt/fmt.h"
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//#define SPDLITE_LOGGER_INFO(logger, ...) SPDLITE_LOGGER_CALL(logger, spdlog::lite::level::info, __VA_ARGS__)
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//#define SPDLITE_INFO(...) SPDLOG_LOGGER_INFO(spdlog::default_logger_raw(), __VA_ARGS__)
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namespace spdlog {
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class logger;
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namespace lite {
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enum class level{
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trace,
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debug,
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info,
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warn,
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err,
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critical,
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off
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};
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struct src_loc {
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const char *filename;
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int line;
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const char* funcname;
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};
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class logger {
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public:
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logger() = default;
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@ -37,28 +54,124 @@ namespace spdlog {
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log_formatted_(lvl, formatted_buf);
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}
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// template<typename... Args>
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// void log(spdlog::lite::level lvl, const char *fmt, const Args &... args)
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// {
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// log(lvl, fmt, args...);
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// }
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template<typename... Args>
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void trace(const char *fmt, const Args &... args) {
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void log(const spdlog::lite::src_loc& src, spdlog::lite::level lvl, const char *fmt, const Args &... args) {
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if (!should_log(lvl)) {
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return;
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}
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fmt::memory_buffer formatted_buf;
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fmt::format_to(formatted_buf, fmt, args...);
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log_formatted_src(src, lvl, formatted_buf);
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}
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template<typename... Args>
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void trace(const char *fmt, const Args &... args)
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{
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log(spdlog::lite::level::trace, fmt, args...);
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}
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template<typename... Args>
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void trace(const char* source_file, int source_line, const char* source_func, const char *fmt, const Args &... args)
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{
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spdlog::lite::src_loc src{source_file, source_line, source_func};
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log(src, spdlog::lite::level::trace, fmt, args...);
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}
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template<typename... Args>
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void debug(const char *fmt, const Args &... args)
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{
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log(spdlog::lite::level::debug, fmt, args...);
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}
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template<typename... Args>
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void info(const char *fmt, const Args &... args)
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{
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log(spdlog::lite::level::info, fmt, args...);
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}
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template<typename... Args>
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void warn(const char *fmt, const Args &... args)
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{
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log(spdlog::lite::level::warn, fmt, args...);
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}
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template<typename... Args>
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void error(const char *fmt, const Args &... args)
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{
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log(spdlog::lite::level::err, fmt, args...);
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}
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template<typename... Args>
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void critical(const char *fmt, const Args &... args)
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{
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log(spdlog::lite::level::critical, fmt, args...);
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}
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std::string name() const;
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// level
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void set_level(lite::level level);
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lite::level get_level() const;
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// flush
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void flush();
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void flush_on(spdlog::lite::level log_level);
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||||
spdlog::lite::level flush_level() const;
|
||||
|
||||
// pattern
|
||||
void set_pattern(std::string pattern);
|
||||
|
||||
protected:
|
||||
std::shared_ptr<spdlog::logger> impl_;
|
||||
|
||||
void log_formatted_(spdlog::lite::level lvl, const fmt::memory_buffer &formatted);
|
||||
void log_formatted_src(const spdlog::lite::src_loc& src, spdlog::lite::level lvl, const fmt::memory_buffer &formatted);
|
||||
|
||||
};
|
||||
spdlog::lite::logger& default_logger();
|
||||
|
||||
|
||||
template<typename... Args>
|
||||
void trace(const char *fmt, const Args &... args)
|
||||
{
|
||||
default_logger().trace(fmt, args...);
|
||||
}
|
||||
template<typename... Args>
|
||||
void debug(const char *fmt, const Args &... args)
|
||||
{
|
||||
default_logger().debug(fmt, args...);
|
||||
}
|
||||
|
||||
template<typename... Args>
|
||||
void info(const char *fmt, const Args &... args)
|
||||
{
|
||||
default_logger().info(fmt, args...);
|
||||
}
|
||||
|
||||
template<typename... Args>
|
||||
void warn(const char *fmt, const Args &... args)
|
||||
{
|
||||
default_logger().warn(fmt, args...);
|
||||
}
|
||||
|
||||
template<typename... Args>
|
||||
void error(const char *fmt, const Args &... args)
|
||||
{
|
||||
default_logger().error(fmt, args...);
|
||||
}
|
||||
|
||||
template<typename... Args>
|
||||
void critical(const char *fmt, const Args &... args)
|
||||
{
|
||||
default_logger().critical(fmt, args...);
|
||||
}
|
||||
|
||||
|
||||
} // namespace lite
|
||||
|
||||
// factory to create lite logger
|
||||
// implement it in a dedicated compilation unit for fast compiles
|
||||
spdlog::lite::logger create_lite(void* ctx = nullptr);
|
||||
} // namespace spdlog
|
||||
#endif //SPDLOG_LIB_LOGGER_H
|
||||
|
||||
} // namespace spdlog
|
||||
|
|
@ -1,24 +0,0 @@
|
|||
//
|
||||
// Copyright(c) 2019 Gabi Melman.
|
||||
// Distributed under the MIT License (http://opensource.org/licenses/MIT)
|
||||
//
|
||||
|
||||
// core types, forward declarations and defines used by spdlog
|
||||
|
||||
#pragma once
|
||||
|
||||
namespace spdlog
|
||||
{
|
||||
namespace lite
|
||||
{
|
||||
enum class level{
|
||||
trace,
|
||||
debug,
|
||||
info,
|
||||
warning,
|
||||
error,
|
||||
critical,
|
||||
off
|
||||
|
||||
};
|
||||
}}
|
||||
Loading…
Reference in New Issue