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//
// Copyright(c) 2015 Gabi Melman.
// Distributed under the MIT License (http://opensource.org/licenses/MIT)
//
#pragma once
#define SPDLOG_VERSION "0.17.0"
#include "tweakme.h"
#include <atomic>
#include <chrono>
#include <exception>
#include <functional>
#include <initializer_list>
#include <memory>
#include <string>
#include <unordered_map>
#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES)
#include <codecvt>
#include <locale>
#endif
#include "details/null_mutex.h"
// visual studio upto 2013 does not support noexcept nor constexpr
#if defined(_MSC_VER) && (_MSC_VER < 1900)
#define SPDLOG_NOEXCEPT throw()
#define SPDLOG_CONSTEXPR
#else
#define SPDLOG_NOEXCEPT noexcept
#define SPDLOG_CONSTEXPR constexpr
#endif
// final keyword support. On by default. See tweakme.h
#if defined(SPDLOG_NO_FINAL)
#define SPDLOG_FINAL
#else
#define SPDLOG_FINAL final
#endif
#if defined(__GNUC__) || defined(__clang__)
#define SPDLOG_DEPRECATED __attribute__((deprecated))
#elif defined(_MSC_VER)
#define SPDLOG_DEPRECATED __declspec(deprecated)
#else
#define SPDLOG_DEPRECATED
#endif
#include "fmt/fmt.h"
namespace spdlog {
class formatter;
namespace sinks {
class sink;
}
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>;
#if defined(SPDLOG_NO_ATOMIC_LEVELS)
using level_t = details::null_atomic_int;
#else
using level_t = std::atomic<int>;
#endif
using log_err_handler = std::function<void(const std::string &err_msg)>;
// Log level enum
namespace level {
enum level_enum
{
trace = 0,
debug = 1,
info = 2,
warn = 3,
err = 4,
critical = 5,
off = 6
};
#if !defined(SPDLOG_LEVEL_NAMES)
#define SPDLOG_LEVEL_NAMES \
{ \
"trace", "debug", "info", "warning", "error", "critical", "off" \
}
#endif
static const char *level_names[] SPDLOG_LEVEL_NAMES;
static const char *short_level_names[]{"T", "D", "I", "W", "E", "C", "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];
}
inline spdlog::level::level_enum from_str(const std::string &name)
{
static std::unordered_map<std::string, level_enum> name_to_level = // map string->level
{{level_names[0], level::trace}, // trace
{level_names[1], level::debug}, // debug
{level_names[2], level::info}, // info
{level_names[3], level::warn}, // warn
{level_names[4], level::err}, // err
{level_names[5], level::critical}, // critical
{level_names[6], level::off}}; // off
auto lvl_it = name_to_level.find(name);
return lvl_it != name_to_level.end() ? lvl_it->second : level::off;
}
using level_hasher = std::hash<int>;
} // namespace 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
};
//
// Pattern time - specific time getting to use for pattern_formatter.
// local time by default
//
enum class pattern_time_type
{
local, // log localtime
utc // log utc
};
//
// Log exception
//
class spdlog_ex : public std::exception
{
public:
explicit spdlog_ex(std::string msg)
: _msg(std::move(msg))
{
}
spdlog_ex(const std::string &msg, int last_errno)
{
fmt::MemoryWriter writer;
fmt::format_system_error(writer, last_errno, msg);
_msg = writer.str();
}
const char *what() const SPDLOG_NOEXCEPT override
{
return _msg.c_str();
}
private:
std::string _msg;
};
//
// wchar support for windows file names (SPDLOG_WCHAR_FILENAMES must be defined)
//
#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES)
using filename_t = std::wstring;
#else
using filename_t = std::string;
#endif
#define SPDLOG_CATCH_AND_HANDLE \
catch (const std::exception &ex) \
{ \
_err_handler(ex.what()); \
} \
catch (...) \
{ \
_err_handler("Unknown exeption in logger"); \
}
} // namespace spdlog
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