logger.hpp File Reference

Logging facility for libe3. More...

#include <string>
#include <functional>
#include <memory>
#include <sstream>
#include <mutex>
#include <atomic>
#include <cstdio>
#include <cerrno>
#include <cstring>
#include <ctime>
#include <chrono>

Go to the source code of this file.

Classes
class	libe3::Logger
	Logger singleton class. More...
class	libe3::LogStream
	Log stream helper for efficient message construction. More...

Namespaces
namespace	libe3

Macros
#define	E3_LOG(level, component)
#define	E3_LOG_ERROR(component)
#define	E3_LOG_WARN(component)
#define	E3_LOG_INFO(component)
#define	E3_LOG_DEBUG(component)
#define	E3_LOG_TRACE(component)

Typedefs
using	libe3::LogCallback = std::function<void(LogLevel level, const std::string& component, const std::string& message)>
	Log callback function type.

Enumerations
enum class	libe3::LogLevel : int {   libe3::NONE = 0 , libe3::ERROR = 1 , libe3::WARN = 2 , libe3::INFO = 3 ,   libe3::DEBUG = 4 , libe3::TRACE = 5 }
	Logging levels. More...

Detailed Description

Logging facility for libe3.

Provides a lightweight, thread-safe logging mechanism that can be configured at runtime. Supports integration with external logging frameworks through callbacks.

SPDX-FileCopyrightText: Copyright (c) 2026 Northeastern University SPDX-License-Identifier: Apache-2.0

Definition in file logger.hpp.

Macro Definition Documentation

E3_LOG

#define E3_LOG	(		level,
			component )

Value:

    if (::libe3::Logger::instance().should_log(level)) \
        ::libe3::LogStream(level, component)

Definition at line 221 of file logger.hpp.

E3_LOG_DEBUG

#define E3_LOG_DEBUG

(

component

)

Value:

E3_LOG(::libe3::LogLevel::DEBUG, component)

Definition at line 228 of file logger.hpp.

E3_LOG_ERROR

#define E3_LOG_ERROR

(

component

)

Value:

E3_LOG(::libe3::LogLevel::ERROR, component)

Definition at line 225 of file logger.hpp.

E3_LOG_INFO

#define E3_LOG_INFO

(

component

)

Value:

E3_LOG(::libe3::LogLevel::INFO, component)

Definition at line 227 of file logger.hpp.

E3_LOG_TRACE

#define E3_LOG_TRACE

(

component

)

Value:

E3_LOG(::libe3::LogLevel::TRACE, component)

Definition at line 229 of file logger.hpp.

E3_LOG_WARN

#define E3_LOG_WARN

(

component

)

Value:

E3_LOG(::libe3::LogLevel::WARN, component)

Definition at line 226 of file logger.hpp.