suyu/src/common/logging/backend.h

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// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
#pragma once
#include <chrono>
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#include <cstdarg>
#include <string>
#include <utility>
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#include "common/logging/log.h"
namespace Log {
class Filter;
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/**
* A log entry. Log entries are store in a structured format to permit more varied output
* formatting on different frontends, as well as facilitating filtering and aggregation.
*/
struct Entry {
std::chrono::microseconds timestamp;
Class log_class;
Level log_level;
std::string filename;
unsigned int line_num;
std::string function;
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std::string message;
Entry() = default;
Entry(Entry&& o) = default;
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Entry& operator=(Entry&& o) = default;
Entry& operator=(const Entry& o) = default;
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};
/**
* Returns the name of the passed log class as a C-string. Subclasses are separated by periods
* instead of underscores as in the enumeration.
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*/
const char* GetLogClassName(Class log_class);
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/**
* Returns the name of the passed log level as a C-string.
*/
const char* GetLevelName(Level log_level);
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/// Creates a log entry by formatting the given source location, and message.
Entry CreateEntry(Class log_class, Level log_level, const char* filename, unsigned int line_nr,
const char* function, std::string message);
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void SetFilter(Filter* filter);
} // namespace Log