utils/raspberrypi

/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
 * Copyright (C) 2018, Google Inc.
 *
 * log.h - Logging infrastructure
 */

#pragma once

#include <chrono>
#include <sstream>

#include <libcamera/base/private.h>

#include <libcamera/base/class.h>
#include <libcamera/base/utils.h>

namespace libcamera {

enum LogSeverity {
	LogInvalid = -1,
	LogDebug = 0,
	LogInfo,
	LogWarning,
	LogError,
	LogFatal,
};

class LogCategory
{
public:
	explicit LogCategory(const char *name);

	const char *name() const { return name_; }
	LogSeverity severity() const { return severity_; }
	void setSeverity(LogSeverity severity);

	static const LogCategory &defaultCategory();

private:
	const char *name_;
	LogSeverity severity_;
};

#define LOG_DECLARE_CATEGORY(name)					\
extern const LogCategory &_LOG_CATEGORY(name)();

#define LOG_DEFINE_CATEGORY(name)					\
const LogCategory &_LOG_CATEGORY(name)()				\
{									\
	/* The instance will be deleted by the Logger destructor. */	\
	static LogCategory *category = new LogCategory(#name);		\
	return *category;						\
}

class LogMessage
{
public:
	LogMessage(const char *fileName, unsigned int line,
		   const LogCategory &category, LogSeverity severity);

	LogMessage(LogMessage &&);
	~LogMessage();

	std::ostream &stream() { return msgStream_; }

	const utils::time_point &timestamp() const { return timestamp_; }
	LogSeverity severity() const { return severity_; }
	const LogCategory &category() const { return category_; }
	const std::string &fileInfo() const { return fileInfo_; }
	const std::string msg() const { return msgStream_.str(); }

private:
	LIBCAMERA_DISABLE_COPY(LogMessage)

	void init(const char *fileName, unsigned int line);

	std::ostringstream msgStream_;
	const LogCategory &category_;
	LogSeverity severity_;
	utils::time_point timestamp_;
Mode	Name	Size
d---------	ctt	583	log plain
-rw-r--r--	delayedctrls_parse.py	4084	log plain