libcryfs/vendor/spdlog/common.h
2016-02-10 00:58:03 +01:00

97 lines
1.8 KiB
C++

//
// Copyright(c) 2015 Gabi Melman.
// Distributed under the MIT License (http://opensource.org/licenses/MIT)
//
#pragma once
#include <string>
#include <initializer_list>
#include <chrono>
#include <memory>
//visual studio does not support noexcept yet
#ifndef _MSC_VER
#define SPDLOG_NOEXCEPT noexcept
#else
#define SPDLOG_NOEXCEPT throw()
#endif
namespace spdlog
{
class formatter;
namespace sinks
{
class sink;
}
// Common types across the lib
using log_clock = std::chrono::system_clock;
using sink_ptr = std::shared_ptr < sinks::sink >;
using sinks_init_list = std::initializer_list < sink_ptr >;
using formatter_ptr = std::shared_ptr<spdlog::formatter>;
//Log level enum
namespace level
{
typedef enum
{
trace = 0,
debug = 1,
info = 2,
notice = 3,
warn = 4,
err = 5,
critical = 6,
alert = 7,
emerg = 8,
off = 9
} level_enum;
static const char* level_names[] { "trace", "debug", "info", "notice", "warning", "error", "critical", "alert", "emerg", "off"};
static const char* short_level_names[] { "T", "D", "I", "N", "W", "E", "C", "A", "M", "O"};
inline const char* to_str(spdlog::level::level_enum l)
{
return level_names[l];
}
inline const char* to_short_str(spdlog::level::level_enum l)
{
return short_level_names[l];
}
} //level
//
// Async overflow policy - block by default.
//
enum class async_overflow_policy
{
block_retry, // Block / yield / sleep until message can be enqueued
discard_log_msg // Discard the message it enqueue fails
};
//
// Log exception
//
class spdlog_ex : public std::exception
{
public:
spdlog_ex(const std::string& msg) :_msg(msg) {}
const char* what() const SPDLOG_NOEXCEPT override
{
return _msg.c_str();
}
private:
std::string _msg;
};
} //spdlog