spdlog 日志库配置

• https://github.com/gabime/spdlog
• log.h

#pragma once

#include <spdlog/spdlog.h>
#include <spdlog/fmt/ostr.h>
void init_log(const char * logPath, spdlog::level::level_enum logLevel);

#define LOG_DEBUG     SPDLOG_DEBUG
#define LOG_INFO      SPDLOG_INFO
#define LOG_WARN      SPDLOG_WARN
#define LOG_ERROR     SPDLOG_ERROR
#define LOG_CRITICAL  SPDLOG_CRITICAL

• log.cpp

#include <signal.h>
#include <spdlog/sinks/basic_file_sink.h>
#ifdef __ANDROID__
#include <spdlog/sinks/android_sink.h>
#endif

#include "log.h"
#if _WIN32
#include <Windows.h>
#endif

static void signal_handler(int signal)
{
	LOG_ERROR("recv signal {}", signal);
	spdlog::dump_backtrace();
}

void init_log(const char *logPath, spdlog::level::level_enum logLevel)
{
#if _WIN32
	AttachConsole(ATTACH_PARENT_PROCESS);
#endif

#ifdef __ANDROID__
	try
	{
		std::shared_ptr<spdlog::logger> android_logger = spdlog::android_logger_mt("android-logger");
		spdlog::set_default_logger(android_logger);
	}
	catch (const std::exception & e)
	{
		LOG_WARN("init android logger failure, {}", e.what());
	}
#else
	if (logPath && strcmp(logPath, "") != 0)
	{
		std::shared_ptr<spdlog::logger> logger = spdlog::basic_logger_mt("logger", logPath);
		logger->enable_backtrace(20);
		logger->set_pattern("[%Y-%m-%d %T.%e] [%l] [%t] [%s:%#] [%!] %v");
		spdlog::set_default_logger(logger);
		spdlog::flush_every(std::chrono::seconds(3));
	}
#endif

	spdlog::default_logger()->set_level(logLevel);

	//signal(SIGABRT, signal_handler);
	//signal(SIGFPE, signal_handler);
	//signal(SIGILL, signal_handler);
	//signal(SIGINT, signal_handler);
	//signal(SIGSEGV, signal_handler);
	//signal(SIGTERM, signal_handler);
}