Apply clang-tidy fix 'modernize-use-default-member-init'

lib/base/array.cpp

@@ -32,16 +32,10 @@ template class std::vector<Value>;
 
 REGISTER_PRIMITIVE_TYPE(Array, Object, Array::GetPrototype());
 
-Array::Array()
-{ }
-
 Array::Array(std::initializer_list<Value> init)
 	: m_Data(init)
 { }
 
-Array::~Array()
-{ }
-
 /**
  * Restrieves a value from an array.
  *

lib/base/array.hpp

@@ -47,11 +47,9 @@ public:
 
 	typedef std::vector<Value>::size_type SizeType;
 
-	Array();
+	Array() = default;
 	Array(std::initializer_list<Value> init);
 
-	~Array() override;
-
 	Value Get(SizeType index) const;
 	void Set(SizeType index, const Value& value);
 	void Set(SizeType index, Value&& value);

lib/base/configobject.cpp

@@ -46,9 +46,6 @@ REGISTER_TYPE_WITH_PROTOTYPE(ConfigObject, ConfigObject::GetPrototype());
 
 boost::signals2::signal<void (const ConfigObject::Ptr&)> ConfigObject::OnStateChanged;
 
-ConfigObject::ConfigObject()
-{ }
-
 bool ConfigObject::IsActive() const
 {
 	return GetActive();

lib/base/configobject.hpp

@@ -96,9 +96,6 @@ public:
 
 	static Object::Ptr GetPrototype();
 
-protected:
-	explicit ConfigObject();
-
 private:
 	ConfigObject::Ptr m_Zone;
 

lib/base/debuginfo.cpp

@@ -23,10 +23,6 @@
 
 using namespace icinga;
 
-DebugInfo::DebugInfo()
-	: FirstLine(0), FirstColumn(0), LastLine(0), LastColumn(0)
-{ }
-
 /**
  * Outputs a DebugInfo struct to a stream.
  *

lib/base/debuginfo.hpp

@@ -35,13 +35,11 @@ struct DebugInfo
 {
 	String Path;
 
-	int FirstLine;
-	int FirstColumn;
+	int FirstLine{0};
+	int FirstColumn{0};
 
-	int LastLine;
-	int LastColumn;
-
-	DebugInfo();
+	int LastLine{0};
+	int LastColumn{0};
 };
 
 std::ostream& operator<<(std::ostream& out, const DebugInfo& val);

lib/base/dictionary.cpp

@@ -29,12 +29,6 @@ template class std::map<String, Value>;
 
 REGISTER_PRIMITIVE_TYPE(Dictionary, Object, Dictionary::GetPrototype());
 
-Dictionary::Dictionary()
-{ }
-
-Dictionary::~Dictionary()
-{ }
-
 /**
  * Retrieves a value from a dictionary.
  *

lib/base/dictionary.hpp

@@ -49,10 +49,6 @@ public:
 
 	typedef std::map<String, Value>::value_type Pair;
 
-	Dictionary();
-
-	~Dictionary() override;
-
 	Value Get(const String& key) const;
 	bool Get(const String& key, Value *result) const;
 	void Set(const String& key, Value value);

lib/base/exception.cpp

@@ -291,9 +291,6 @@ ScriptError::ScriptError(String message, DebugInfo di, bool incompleteExpr)
 	: m_Message(std::move(message)), m_DebugInfo(std::move(di)), m_IncompleteExpr(incompleteExpr), m_HandledByDebugger(false)
 { }
 
-ScriptError::~ScriptError() throw()
-{ }
-
 const char *ScriptError::what() const throw()
 {
 	return m_Message.CStr();
@@ -319,10 +316,6 @@ void ScriptError::SetHandledByDebugger(bool handled)
 	m_HandledByDebugger = handled;
 }
 
-posix_error::posix_error()
-	: m_Message(nullptr)
-{ }
-
 posix_error::~posix_error() throw()
 {
 	free(m_Message);

lib/base/exception.hpp

@@ -53,7 +53,7 @@ class ScriptError : virtual public user_error
 public:
 	ScriptError(String message);
 	ScriptError(String message, DebugInfo di, bool incompleteExpr = false);
-	~ScriptError() throw() override;
+	~ScriptError() throw() = default;
 
 	const char *what(void) const throw() final;
 
@@ -125,13 +125,12 @@ String DiagnosticInformation(const boost::exception_ptr& eptr, bool verbose = tr
 
 class posix_error : virtual public std::exception, virtual public boost::exception {
 public:
-	posix_error();
 	~posix_error() throw() override;
 
 	const char *what(void) const throw() final;
 
 private:
-	mutable char *m_Message;
+	mutable char *m_Message{nullptr};
 };
 
 #ifdef _WIN32

lib/base/fifo.cpp

@@ -21,13 +21,6 @@
 
 using namespace icinga;
 
-/**
- * Constructor for the FIFO class.
- */
-FIFO::FIFO()
-	: m_Buffer(nullptr), m_DataSize(0), m_AllocSize(0), m_Offset(0)
-{ }
-
 /**
  * Destructor for the FIFO class.
  */

lib/base/fifo.hpp

@@ -38,7 +38,6 @@ public:
 
 	static const size_t BlockSize = 512;
 
-	FIFO();
 	~FIFO() override;
 
 	size_t Peek(void *buffer, size_t count, bool allow_partial = false) override;
@@ -52,10 +51,10 @@ public:
 	size_t GetAvailableBytes() const;
 
 private:
-	char *m_Buffer;
-	size_t m_DataSize;
-	size_t m_AllocSize;
-	size_t m_Offset;
+	char *m_Buffer{nullptr};
+	size_t m_DataSize{0};
+	size_t m_AllocSize{0};
+	size_t m_Offset{0};
 
 	void ResizeBuffer(size_t newSize, bool decrease);
 	void Optimize();

lib/base/json.cpp

@@ -126,12 +126,8 @@ String icinga::JsonEncode(const Value& value, bool pretty_print)
 struct JsonElement
 {
 	String Key;
-	bool KeySet;
+	bool KeySet{false};
 	Value EValue;
-
-	JsonElement()
-		: KeySet(false)
-	{ }
 };
 
 struct JsonContext

lib/base/object.cpp

@@ -38,13 +38,6 @@ static std::map<String, int> l_ObjectCounts;
 static Timer::Ptr l_ObjectCountTimer;
 #endif /* I2_LEAK_DEBUG */
 
-/**
- * Default constructor for the Object class.
- */
-Object::Object()
-	: m_References(0), m_Mutex(0)
-{ }
-
 /**
  * Destructor for the Object class.
  */

lib/base/object.hpp

@@ -109,7 +109,7 @@ class Object
 public:
 	DECLARE_PTR_TYPEDEFS(Object);
 
-	Object();
+	Object() = default;
 	virtual ~Object();
 
 	virtual String ToString() const;
@@ -139,11 +139,11 @@ public:
 	static intrusive_ptr<Type> TypeInstance;
 
 private:
-	Object(const Object& other);
-	Object& operator=(const Object& rhs);
+	Object(const Object& other) = delete;
+	Object& operator=(const Object& rhs) = delete;
 
-	uintptr_t m_References;
-	mutable uintptr_t m_Mutex;
+	uintptr_t m_References{0};
+	mutable uintptr_t m_Mutex{0};
 
 #ifdef I2_DEBUG
 #	ifndef _WIN32

lib/base/objectlock.cpp

@@ -25,10 +25,6 @@ using namespace icinga;
 #define I2MUTEX_UNLOCKED 0
 #define I2MUTEX_LOCKED 1
 
-ObjectLock::ObjectLock()
-	: m_Object(nullptr), m_Locked(false)
-{ }
-
 ObjectLock::~ObjectLock()
 {
 	Unlock();

lib/base/objectlock.hpp

@@ -31,7 +31,6 @@ namespace icinga
 struct ObjectLock
 {
 public:
-	ObjectLock();
 	ObjectLock(const Object::Ptr& object);
 	ObjectLock(const Object *object);
 
@@ -46,8 +45,8 @@ public:
 	void Unlock();
 
 private:
-	const Object *m_Object;
-	bool m_Locked;
+	const Object *m_Object{nullptr};
+	bool m_Locked{false};
 };
 
 }

lib/base/objecttype.cpp

@@ -29,9 +29,6 @@ INITIALIZE_ONCE_WITH_PRIORITY([]() {
 	Object::TypeInstance = type;
 }, 20);
 
-ObjectType::ObjectType()
-{ }
-
 String ObjectType::GetName() const
 {
 	return "Object";

lib/base/objecttype.hpp

@@ -30,8 +30,6 @@ namespace icinga
 class ObjectType final : public Type
 {
 public:
-	ObjectType();
-
 	String GetName() const override;
 	Type::Ptr GetBaseType() const override;
 	int GetAttributes() const override;

lib/base/perfdatavalue.hpp

@@ -36,7 +36,7 @@ class PerfdataValue final : public ObjectImpl<PerfdataValue>
 public:
 	DECLARE_OBJECT(PerfdataValue);
 
-	PerfdataValue();
+	PerfdataValue() = default;
 
 	PerfdataValue(const String& label, double value, bool counter = false, const String& unit = "",
 		const Value& warn = Empty, const Value& crit = Empty,

lib/base/socket.cpp

@@ -34,18 +34,10 @@
 
 using namespace icinga;
 
-/**
- * Constructor for the Socket class.
- */
-Socket::Socket()
-	: m_FD(INVALID_SOCKET)
-{ }
-
 /**
  * Constructor for the Socket class.
  */
 Socket::Socket(SOCKET fd)
-	: m_FD(INVALID_SOCKET)
 {
 	SetFD(fd);
 }

lib/base/socket.hpp

@@ -36,7 +36,7 @@ class Socket : public Object
 public:
 	DECLARE_PTR_TYPEDEFS(Socket);
 
-	Socket();
+	Socket() = default;
 	Socket(SOCKET fd);
 	~Socket() override;
 
@@ -67,7 +67,7 @@ protected:
 	mutable boost::mutex m_SocketMutex;
 
 private:
-	SOCKET m_FD; /**< The socket descriptor. */
+	SOCKET m_FD{INVALID_SOCKET}; /**< The socket descriptor. */
 
 	static String GetAddressFromSockaddr(sockaddr *address, socklen_t len);
 };

lib/base/socketevents.hpp

@@ -77,13 +77,9 @@ private:
 
 struct SocketEventDescriptor
 {
-	int Events;
-	SocketEvents *EventInterface;
-	Object *LifesupportObject;
-
-	SocketEventDescriptor()
-		: Events(POLLIN), EventInterface(nullptr), LifesupportObject(nullptr)
-	{ }
+	int Events{POLLIN};
+	SocketEvents *EventInterface{nullptr};
+	Object *LifesupportObject{nullptr};
 };
 
 struct EventDescription

lib/base/stream.hpp

@@ -38,10 +38,6 @@ enum ConnectionRole
 
 struct StreamReadContext
 {
-	StreamReadContext()
-		: Buffer(nullptr), Size(0), MustRead(true), Eof(false)
-	{ }
-
 	~StreamReadContext()
 	{
 		free(Buffer);
@@ -50,10 +46,10 @@ struct StreamReadContext
 	bool FillFromStream(const intrusive_ptr<Stream>& stream, bool may_wait);
 	void DropData(size_t count);
 
-	char *Buffer;
-	size_t Size;
-	bool MustRead;
-	bool Eof;
+	char *Buffer{nullptr};
+	size_t Size{0};
+	bool MustRead{true};
+	bool Eof{false};
 };
 
 enum StreamReadStatus

lib/base/streamlogger.cpp

@@ -30,13 +30,6 @@ REGISTER_TYPE(StreamLogger);
 
 boost::mutex StreamLogger::m_Mutex;
 
-/**
- * Constructor for the StreamLogger class.
- */
-StreamLogger::StreamLogger()
-	: m_Stream(nullptr), m_OwnsStream(false)
-{ }
-
 void StreamLogger::Stop(bool runtimeRemoved)
 {
 	ObjectImpl<StreamLogger>::Stop(runtimeRemoved);

lib/base/streamlogger.hpp

@@ -38,8 +38,6 @@ class StreamLogger : public ObjectImpl<StreamLogger>
 public:
 	DECLARE_OBJECT(StreamLogger);
 
-	StreamLogger();
-
 	void Stop(bool runtimeRemoved) override;
 	~StreamLogger() override;
 
@@ -53,8 +51,8 @@ protected:
 
 private:
 	static boost::mutex m_Mutex;
-	std::ostream *m_Stream;
-	bool m_OwnsStream;
+	std::ostream *m_Stream{nullptr};
+	bool m_OwnsStream{false};
 
 	Timer::Ptr m_FlushLogTimer;
 

lib/base/string.cpp

@@ -31,10 +31,6 @@ REGISTER_BUILTIN_TYPE(String, String::GetPrototype());
 
 const String::SizeType String::NPos = std::string::npos;
 
-String::String()
-	: m_Data()
-{ }
-
 String::String(const char *data)
 	: m_Data(data)
 { }
@@ -62,9 +58,6 @@ String::String(Value&& other)
 }
 #endif /* _MSC_VER */
 
-String::~String()
-{ }
-
 String& String::operator=(Value&& other)
 {
 	if (other.IsString())

lib/base/string.hpp

@@ -58,7 +58,7 @@ public:
 
 	typedef std::string::size_type SizeType;
 
-	String();
+	String() = default;
 	String(const char *data);
 	String(std::string data);
 	String(String::SizeType n, char c);
@@ -69,8 +69,6 @@ public:
 	String(Value&& other);
 #endif /* _MSC_VER */
 
-	~String();
-
 	template<typename InputIterator>
 	String(InputIterator begin, InputIterator end)
 		: m_Data(begin, end)

lib/base/threadpool.cpp

@@ -30,7 +30,7 @@ using namespace icinga;
 int ThreadPool::m_NextID = 1;
 
 ThreadPool::ThreadPool(size_t max_threads)
-	: m_ID(m_NextID++), m_MaxThreads(max_threads), m_Stopped(true)
+	: m_ID(m_NextID++), m_MaxThreads(max_threads)
 {
 	if (m_MaxThreads != UINT_MAX && m_MaxThreads < sizeof(m_Queues) / sizeof(m_Queues[0]))
 		m_MaxThreads = sizeof(m_Queues) / sizeof(m_Queues[0]);

lib/base/threadpool.hpp

@@ -75,14 +75,14 @@ private:
 
 	struct WorkerThread
 	{
-		ThreadState State;
-		bool Zombie;
-		double Utilization;
-		double LastUpdate;
-		boost::thread *Thread;
+		ThreadState State{ThreadDead};
+		bool Zombie{false};
+		double Utilization{0};
+		double LastUpdate{0};
+		boost::thread *Thread{nullptr};
 
 		WorkerThread(ThreadState state = ThreadDead)
-			: State(state), Zombie(false), Utilization(0), LastUpdate(0), Thread(nullptr)
+			: State(state)
 		{ }
 
 		void UpdateUtilization(ThreadState state = ThreadUnspecified);
@@ -98,18 +98,14 @@ private:
 
 		std::deque<WorkItem> Items;
 
-		double WaitTime;
-		double ServiceTime;
-		int TaskCount;
+		double WaitTime{0};
+		double ServiceTime{0};
+		int TaskCount{0};
 
-		bool Stopped;
+		bool Stopped{false};
 
 		WorkerThread Threads[16];
 
-		Queue()
-			: WaitTime(0), ServiceTime(0), TaskCount(0), Stopped(false)
-		{ }
-
 		void SpawnWorker(boost::thread_group& group);
 		void KillWorker(boost::thread_group& group);
 	};
@@ -124,7 +120,7 @@ private:
 	std::thread m_MgmtThread;
 	boost::mutex m_MgmtMutex;
 	boost::condition_variable m_MgmtCV;
-	bool m_Stopped;
+	bool m_Stopped{true};
 
 	Queue m_Queues[QUEUECOUNT];
 

lib/base/timer.cpp

@@ -73,13 +73,6 @@ static bool l_StopTimerThread;
 static TimerSet l_Timers;
 static int l_AliveTimers;
 
-/**
- * Constructor for the Timer class.
- */
-Timer::Timer()
-	: m_Interval(0), m_Next(0), m_Started(false), m_Running(false)
-{ }
-
 /**
  * Destructor for the Timer class.
  */

lib/base/timer.hpp

@@ -38,7 +38,6 @@ class Timer final : public Object
 public:
 	DECLARE_PTR_TYPEDEFS(Timer);
 
-	Timer();
 	~Timer() override;
 
 	static void Uninitialize();
@@ -57,10 +56,10 @@ public:
 	boost::signals2::signal<void(const Timer::Ptr&)> OnTimerExpired;
 
 private:
-	double m_Interval; /**< The interval of the timer. */
-	double m_Next; /**< When the next event should happen. */
-	bool m_Started; /**< Whether the timer is enabled. */
-	bool m_Running; /**< Whether the timer proc is currently running. */
+	double m_Interval{0}; /**< The interval of the timer. */
+	double m_Next{0}; /**< When the next event should happen. */
+	bool m_Started{false}; /**< Whether the timer is enabled. */
+	bool m_Running{false}; /**< Whether the timer proc is currently running. */
 
 	void Call();
 	void InternalReschedule(bool completed, double next = -1);

lib/base/type.cpp

@@ -32,12 +32,6 @@ INITIALIZE_ONCE_WITH_PRIORITY([]() {
 	Type::Register(type);
 }, 20);
 
-Type::Type()
-{ }
-
-Type::~Type()
-{ }
-
 String Type::ToString() const
 {
 	return "type '" + GetName() + "'";

lib/base/type.hpp

@@ -75,9 +75,6 @@ class Type : public Object
 public:
 	DECLARE_OBJECT(Type);
 
-	Type();
-	~Type() override;
-
 	String ToString() const override;
 
 	virtual String GetName() const = 0;

lib/base/value.cpp

@@ -32,9 +32,6 @@ template const Object::Ptr& Value::Get<Object::Ptr>() const;
 
 Value icinga::Empty;
 
-Value::Value()
-{ }
-
 Value::Value(std::nullptr_t)
 { }
 
@@ -105,9 +102,6 @@ Value::Value(const intrusive_ptr<Object>& value)
 		m_Value = value;
 }
 
-Value::~Value()
-{ }
-
 Value& Value::operator=(const Value& other)
 {
 	m_Value = other.m_Value;

lib/base/value.hpp

@@ -52,7 +52,7 @@ enum ValueType
 class Value
 {
 public:
-	Value();
+	Value() = default;
 	Value(std::nullptr_t);
 	Value(int value);
 	Value(unsigned int value);
@@ -77,8 +77,6 @@ public:
 		static_assert(!std::is_same<T, Object>::value, "T must not be Object");
 	}
 
-	~Value();
-
 	bool ToBool() const;
 
 	operator double() const;

lib/base/workqueue.cpp

@@ -31,8 +31,8 @@ std::atomic<int> WorkQueue::m_NextID(1);
 boost::thread_specific_ptr<WorkQueue *> l_ThreadWorkQueue;
 
 WorkQueue::WorkQueue(size_t maxItems, int threadCount)
-	: m_ID(m_NextID++), m_ThreadCount(threadCount), m_Spawned(false), m_MaxItems(maxItems), m_Stopped(false),
-	m_Processing(0), m_NextTaskID(0), m_TaskStats(15 * 60), m_PendingTasks(0), m_PendingTasksTimestamp(0)
+	: m_ID(m_NextID++), m_ThreadCount(threadCount), m_MaxItems(maxItems),
+	m_TaskStats(15 * 60)
 {
 	/* Initialize logger. */
 	m_StatusTimerTimeout = Utility::GetTime();

lib/base/workqueue.hpp

@@ -43,17 +43,15 @@ enum WorkQueuePriority
 
 struct Task
 {
-	Task()
-		: Priority(PriorityNormal), ID(-1)
-	{ }
+	Task() = default;
 
-	Task(std::function<void (void)>&& function, WorkQueuePriority priority, int id)
+	Task(std::function<void (void)> function, WorkQueuePriority priority, int id)
 		: Function(std::move(function)), Priority(priority), ID(id)
 	{ }
 
 	std::function<void (void)> Function;
-	WorkQueuePriority Priority;
-	int ID;
+	WorkQueuePriority Priority{PriorityNormal};
+	int ID{-1};
 };
 
 inline bool operator<(const Task& a, const Task& b)
@@ -110,7 +108,7 @@ private:
 	String m_Name;
 	static std::atomic<int> m_NextID;
 	int m_ThreadCount;
-	bool m_Spawned;
+	bool m_Spawned{false};
 
 	mutable boost::mutex m_Mutex;
 	boost::condition_variable m_CVEmpty;
@@ -118,10 +116,10 @@ private:
 	boost::condition_variable m_CVStarved;
 	boost::thread_group m_Threads;
 	size_t m_MaxItems;
-	bool m_Stopped;
-	int m_Processing;
+	bool m_Stopped{false};
+	int m_Processing{0};
 	std::priority_queue<Task, std::deque<Task> > m_Tasks;
-	int m_NextTaskID;
+	int m_NextTaskID{0};
 	ExceptionCallback m_ExceptionCallback;
 	std::vector<boost::exception_ptr> m_Exceptions;
 	Timer::Ptr m_StatusTimer;
@@ -129,8 +127,8 @@ private:
 
 	mutable boost::mutex m_StatsMutex;
 	RingBuffer m_TaskStats;
-	size_t m_PendingTasks;
-	double m_PendingTasksTimestamp;
+	size_t m_PendingTasks{0};
+	double m_PendingTasksTimestamp{0};
 
 	void WorkerThreadProc();
 	void StatusTimerHandler();

lib/checker/checkercomponent.cpp

@@ -59,10 +59,6 @@ void CheckerComponent::StatsFunc(const Dictionary::Ptr& status, const Array::Ptr
 	status->Set("checkercomponent", nodes);
 }
 
-CheckerComponent::CheckerComponent()
-	: m_Stopped(false)
-{ }
-
 void CheckerComponent::OnConfigLoaded()
 {
 	ConfigObject::OnActiveChanged.connect(std::bind(&CheckerComponent::ObjectHandler, this, _1));

lib/checker/checkercomponent.hpp

@@ -77,8 +77,6 @@ public:
 		>
 	> CheckableSet;
 
-	CheckerComponent();
-
 	void OnConfigLoaded() override;
 	void Start(bool runtimeCreated) override;
 	void Stop(bool runtimeRemoved) override;
@@ -90,7 +88,7 @@ public:
 private:
 	boost::mutex m_Mutex;
 	boost::condition_variable m_CV;
-	bool m_Stopped;
+	bool m_Stopped{false};
 	std::thread m_Thread;
 
 	CheckableSet m_IdleCheckables;

lib/config/configcompilercontext.cpp

@@ -31,10 +31,6 @@ ConfigCompilerContext *ConfigCompilerContext::GetInstance()
 	return Singleton<ConfigCompilerContext>::GetInstance();
 }
 
-ConfigCompilerContext::ConfigCompilerContext()
-	: m_ObjectsFP(nullptr)
-{ }
-
 void ConfigCompilerContext::OpenObjectsFile(const String& filename)
 {
 	m_ObjectsPath = filename;

lib/config/configcompilercontext.hpp

@@ -34,8 +34,6 @@ namespace icinga
 class ConfigCompilerContext
 {
 public:
-	ConfigCompilerContext();
-
 	void OpenObjectsFile(const String& filename);
 	void WriteObject(const Dictionary::Ptr& object);
 	void CancelObjectsFile();
@@ -46,7 +44,7 @@ public:
 private:
 	String m_ObjectsPath;
 	String m_ObjectsTempFile;
-	std::fstream *m_ObjectsFP;
+	std::fstream *m_ObjectsFP{nullptr};
 
 	mutable boost::mutex m_Mutex;
 };

lib/config/configitembuilder.cpp

@@ -23,15 +23,6 @@
 
 using namespace icinga;
 
-ConfigItemBuilder::ConfigItemBuilder()
-	: m_Abstract(false), m_DefaultTmpl(false), m_IgnoreOnError(false)
-{
-	m_DebugInfo.FirstLine = 0;
-	m_DebugInfo.FirstColumn = 0;
-	m_DebugInfo.LastLine = 0;
-	m_DebugInfo.LastColumn = 0;
-}
-
 ConfigItemBuilder::ConfigItemBuilder(const DebugInfo& debugInfo)
 	: m_Abstract(false), m_DefaultTmpl(false), m_IgnoreOnError(false)
 {

lib/config/configitembuilder.hpp

@@ -39,7 +39,7 @@ class ConfigItemBuilder final : public Object
 public:
 	DECLARE_PTR_TYPEDEFS(ConfigItemBuilder);
 
-	ConfigItemBuilder();
+	ConfigItemBuilder() = default;
 	explicit ConfigItemBuilder(const DebugInfo& debugInfo);
 
 	void SetType(const Type::Ptr& type);
@@ -59,15 +59,15 @@ public:
 private:
 	Type::Ptr m_Type; /**< The object type. */
 	String m_Name; /**< The name. */
-	bool m_Abstract; /**< Whether the item is abstract. */
+	bool m_Abstract{false}; /**< Whether the item is abstract. */
 	std::vector<std::unique_ptr<Expression> > m_Expressions; /**< Expressions for this item. */
 	std::shared_ptr<Expression> m_Filter; /**< Filter expression. */
 	DebugInfo m_DebugInfo; /**< Debug information. */
 	Dictionary::Ptr m_Scope; /**< variable scope. */
 	String m_Zone; /**< The zone. */
 	String m_Package; /**< The package name. */
-	bool m_DefaultTmpl;
-	bool m_IgnoreOnError; /**< Whether the object should be ignored when an error occurs in one of the expressions. */
+	bool m_DefaultTmpl{false};
+	bool m_IgnoreOnError{false}; /**< Whether the object should be ignored when an error occurs in one of the expressions. */
 };
 
 }

lib/config/expression.hpp

@@ -599,7 +599,7 @@ class DictExpression final : public DebuggableExpression
 {
 public:
 	DictExpression(std::vector<std::unique_ptr<Expression> >&& expressions = {}, const DebugInfo& debugInfo = DebugInfo())
-		: DebuggableExpression(debugInfo), m_Expressions(std::move(expressions)), m_Inline(false)
+		: DebuggableExpression(debugInfo), m_Expressions(std::move(expressions))
 	{ }
 
 	void MakeInline();
@@ -609,7 +609,7 @@ protected:
 
 private:
 	std::vector<std::unique_ptr<Expression> > m_Expressions;
-	bool m_Inline;
+	bool m_Inline{false};
 
 	friend void BindToScope(std::unique_ptr<Expression>& expr, ScopeSpecifier scopeSpec);
 };

lib/db_ido/dbconnection.cpp

@@ -37,10 +37,6 @@ REGISTER_TYPE(DbConnection);
 Timer::Ptr DbConnection::m_ProgramStatusTimer;
 boost::once_flag DbConnection::m_OnceFlag = BOOST_ONCE_INIT;
 
-DbConnection::DbConnection()
-	: m_IDCacheValid(false), m_QueryStats(15 * 60), m_ActiveChangedHandler(false)
-{ }
-
 void DbConnection::OnConfigLoaded()
 {
 	ConfigObject::OnConfigLoaded();

lib/db_ido/dbconnection.hpp

@@ -45,8 +45,6 @@ class DbConnection : public ObjectImpl<DbConnection>
 public:
 	DECLARE_OBJECT(DbConnection);
 
-	DbConnection();
-
 	static void InitializeDbTimer();
 
 	void SetConfigHash(const DbObject::Ptr& dbobj, const String& hash);
@@ -112,7 +110,7 @@ protected:
 	static int GetSessionToken();
 
 private:
-	bool m_IDCacheValid;
+	bool m_IDCacheValid{false};
 	std::map<std::pair<DbType::Ptr, DbReference>, String> m_ConfigHashes;
 	std::map<DbObject::Ptr, DbReference> m_ObjectIDs;
 	std::map<std::pair<DbType::Ptr, DbReference>, DbReference> m_InsertIDs;
@@ -129,8 +127,8 @@ private:
 	static void InsertRuntimeVariable(const String& key, const Value& value);
 
 	mutable boost::mutex m_StatsMutex;
-	RingBuffer m_QueryStats;
-	bool m_ActiveChangedHandler;
+	RingBuffer m_QueryStats{15 * 60};
+	bool m_ActiveChangedHandler{false};
 };
 
 struct database_error : virtual std::exception, virtual boost::exception { };

lib/db_ido/dbquery.hpp

@@ -62,24 +62,20 @@ class DbObject;
 
 struct DbQuery
 {
-	int Type;
-	DbQueryCategory Category;
+	int Type{0};
+	DbQueryCategory Category{DbCatInvalid};
 	String Table;
 	String IdColumn;
 	Dictionary::Ptr Fields;
 	Dictionary::Ptr WhereCriteria;
 	intrusive_ptr<DbObject> Object;
 	DbValue::Ptr NotificationInsertID;
-	bool ConfigUpdate;
-	bool StatusUpdate;
-	WorkQueuePriority Priority;
+	bool ConfigUpdate{false};
+	bool StatusUpdate{false};
+	WorkQueuePriority Priority{PriorityNormal};
 
 	static void StaticInitialize();
 
-	DbQuery()
-		: Type(0), Category(DbCatInvalid), ConfigUpdate(false), StatusUpdate(false), Priority(PriorityNormal)
-	{ }
-
 	static const std::map<String, int>& GetCategoryFilterMap();
 
 private:

lib/db_ido/dbreference.cpp

@@ -21,10 +21,6 @@
 
 using namespace icinga;
 
-DbReference::DbReference()
-	: m_Id(-1)
-{ }
-
 DbReference::DbReference(long id)
 	: m_Id(id)
 { }

lib/db_ido/dbreference.hpp

@@ -33,13 +33,13 @@ namespace icinga
 struct DbReference
 {
 public:
-	DbReference();
+	DbReference() = default;
 	DbReference(long id);
 
 	bool IsValid() const;
 	operator long() const;
 private:
-	long m_Id;
+	long m_Id{-1};
 };
 
 }

lib/db_ido_mysql/idomysqlconnection.cpp

@@ -38,10 +38,6 @@ using namespace icinga;
 REGISTER_TYPE(IdoMysqlConnection);
 REGISTER_STATSFUNCTION(IdoMysqlConnection, &IdoMysqlConnection::StatsFunc);
 
-IdoMysqlConnection::IdoMysqlConnection()
-	: m_QueryQueue(10000000)
-{ }
-
 void IdoMysqlConnection::OnConfigLoaded()
 {
 	ObjectImpl<IdoMysqlConnection>::OnConfigLoaded();
@@ -654,7 +650,7 @@ DbReference IdoMysqlConnection::GetLastInsertID()
 {
 	AssertOnWorkQueue();
 
-	return {m_Mysql->insert_id(&m_Connection)};
+	return {static_cast<long>(m_Mysql->insert_id(&m_Connection))};
 }
 
 int IdoMysqlConnection::GetAffectedRows()

lib/db_ido_mysql/idomysqlconnection.hpp

@@ -51,8 +51,6 @@ public:
 	DECLARE_OBJECT(IdoMysqlConnection);
 	DECLARE_OBJECTNAME(IdoMysqlConnection);
 
-	IdoMysqlConnection();
-
 	static void StatsFunc(const Dictionary::Ptr& status, const Array::Ptr& perfdata);
 
 	int GetPendingQueryCount() const override;
@@ -73,7 +71,7 @@ protected:
 private:
 	DbReference m_InstanceID;
 
-	WorkQueue m_QueryQueue;
+	WorkQueue m_QueryQueue{10000000};
 
 	Library m_Library;
 	std::unique_ptr<MysqlInterface, MysqlInterfaceDeleter> m_Mysql;

lib/db_ido_pgsql/idopgsqlconnection.cpp

@@ -41,7 +41,6 @@ REGISTER_TYPE(IdoPgsqlConnection);
 REGISTER_STATSFUNCTION(IdoPgsqlConnection, &IdoPgsqlConnection::StatsFunc);
 
 IdoPgsqlConnection::IdoPgsqlConnection()
-	: m_QueryQueue(1000000)
 {
 	m_QueryQueue.SetName("IdoPgsqlConnection, " + GetName());
 }

lib/db_ido_pgsql/idopgsqlconnection.hpp

@@ -65,7 +65,7 @@ protected:
 private:
 	DbReference m_InstanceID;
 
-	WorkQueue m_QueryQueue;
+	WorkQueue m_QueryQueue{1000000};
 
 	Library m_Library;
 	std::unique_ptr<PgsqlInterface, PgsqlInterfaceDeleter> m_Pgsql;

lib/icinga/checkable.cpp

@@ -44,7 +44,6 @@ void Checkable::StaticInitialize()
 }
 
 Checkable::Checkable()
-	: m_CheckRunning(false)
 {
 	SetSchedulingOffset(Utility::Random());
 }

lib/icinga/checkable.hpp

@@ -206,7 +206,7 @@ protected:
 
 private:
 	mutable boost::mutex m_CheckableMutex;
-	bool m_CheckRunning;
+	bool m_CheckRunning{false};
 	long m_SchedulingOffset;
 
 	static boost::mutex m_StatsMutex;

lib/icinga/macroprocessor.cpp

@@ -422,17 +422,13 @@ Value MacroProcessor::EscapeMacroShellArg(const Value& value)
 
 struct CommandArgument
 {
-	int Order;
-	bool SkipKey;
-	bool RepeatKey;
-	bool SkipValue;
+	int Order{0};
+	bool SkipKey{false};
+	bool RepeatKey{true};
+	bool SkipValue{false};
 	String Key;
 	Value AValue;
 
-	CommandArgument()
-		: Order(0), SkipKey(false), RepeatKey(true), SkipValue(false)
-	{ }
-
 	bool operator<(const CommandArgument& rhs) const
 	{
 		return Order < rhs.Order;

lib/livestatus/aggregator.cpp

@@ -21,9 +21,6 @@
 
 using namespace icinga;
 
-Aggregator::Aggregator()
-{ }
-
 void Aggregator::SetFilter(const Filter::Ptr& filter)
 {
 	m_Filter = filter;

lib/livestatus/aggregator.hpp

@@ -48,7 +48,7 @@ public:
 	void SetFilter(const Filter::Ptr& filter);
 
 protected:
-	Aggregator();
+	Aggregator() = default;
 
 	Filter::Ptr GetFilter() const;
 

lib/livestatus/andfilter.cpp

@@ -21,9 +21,6 @@
 
 using namespace icinga;
 
-AndFilter::AndFilter()
-{ }
-
 bool AndFilter::Apply(const Table::Ptr& table, const Value& row)
 {
 	for (const Filter::Ptr& filter : m_Filters) {

lib/livestatus/andfilter.hpp

@@ -35,8 +35,6 @@ class AndFilter final : public CombinerFilter
 public:
 	DECLARE_PTR_TYPEDEFS(AndFilter);
 
-	AndFilter();
-
 	bool Apply(const Table::Ptr& table, const Value& row) override;
 };
 

lib/livestatus/avgaggregator.hpp

@@ -31,12 +31,8 @@ namespace icinga
  */
 struct AvgAggregatorState final : public AggregatorState
 {
-	AvgAggregatorState()
-		: Avg(0), AvgCount(0)
-	{ }
-
-	double Avg;
-	double AvgCount;
+	double Avg{0};
+	double AvgCount{0};
 };
 
 /**

lib/livestatus/combinerfilter.cpp

@@ -21,9 +21,6 @@
 
 using namespace icinga;
 
-CombinerFilter::CombinerFilter()
-{ }
-
 void CombinerFilter::AddSubFilter(const Filter::Ptr& filter)
 {
 	m_Filters.push_back(filter);

lib/livestatus/combinerfilter.hpp

@@ -40,7 +40,7 @@ public:
 protected:
 	std::vector<Filter::Ptr> m_Filters;
 
-	CombinerFilter();
+	CombinerFilter() = default;
 };
 
 }

lib/livestatus/countaggregator.hpp

@@ -31,11 +31,7 @@ namespace icinga
  */
 struct CountAggregatorState final : public AggregatorState
 {
-	CountAggregatorState()
-		: Count(0)
-	{ }
-
-	int Count;
+	int Count{0};
 };
 
 /**

lib/livestatus/invavgaggregator.hpp

@@ -31,12 +31,8 @@ namespace icinga
  */
 struct InvAvgAggregatorState final : public AggregatorState
 {
-	InvAvgAggregatorState()
-		: InvAvg(0), InvAvgCount(0)
-	{ }
-
-	double InvAvg;
-	double InvAvgCount;
+	double InvAvg{0};
+	double InvAvgCount{0};
 };
 
 /**

lib/livestatus/invsumaggregator.hpp

@@ -31,11 +31,7 @@ namespace icinga
  */
 struct InvSumAggregatorState final : public AggregatorState
 {
-	InvSumAggregatorState()
-		: InvSum(0)
-	{ }
-
-	double InvSum;
+	double InvSum{0};
 };
 
 /**

lib/livestatus/maxaggregator.hpp

@@ -31,11 +31,7 @@ namespace icinga
  */
 struct MaxAggregatorState final : public AggregatorState
 {
-	MaxAggregatorState()
-		: Max(0)
-	{ }
-
-	double Max;
+	double Max{0};
 };
 
 /**

lib/livestatus/minaggregator.hpp

@@ -32,11 +32,7 @@ namespace icinga
  */
 struct MinAggregatorState final : public AggregatorState
 {
-	MinAggregatorState()
-		: Min(DBL_MAX)
-	{ }
-
-	double Min;
+	double Min{DBL_MAX};
 };
 
 /**

lib/livestatus/orfilter.cpp

@@ -21,9 +21,6 @@
 
 using namespace icinga;
 
-OrFilter::OrFilter()
-{ }
-
 bool OrFilter::Apply(const Table::Ptr& table, const Value& row)
 {
 	if (m_Filters.empty())

lib/livestatus/orfilter.hpp

@@ -35,8 +35,6 @@ class OrFilter final : public CombinerFilter
 public:
 	DECLARE_PTR_TYPEDEFS(OrFilter);
 
-	OrFilter();
-
 	bool Apply(const Table::Ptr& table, const Value& row) override;
 };
 

lib/livestatus/stdaggregator.hpp

@@ -31,13 +31,9 @@ namespace icinga
  */
 struct StdAggregatorState final : public AggregatorState
 {
-	StdAggregatorState()
-		: StdSum(0), StdQSum(0), StdCount(0)
-	{ }
-
-	double StdSum;
-	double StdQSum;
-	double StdCount;
+	double StdSum{0};
+	double StdQSum{0};
+	double StdCount{0};
 };
 
 /**

lib/livestatus/sumaggregator.hpp

@@ -31,11 +31,7 @@ namespace icinga
  */
 struct SumAggregatorState final : public AggregatorState
 {
-	SumAggregatorState()
-		: Sum(0)
-	{ }
-
-	double Sum;
+	double Sum{0};
 };
 
 /**

lib/perfdata/elasticsearchwriter.cpp

@@ -44,10 +44,6 @@ REGISTER_TYPE(ElasticsearchWriter);
 
 REGISTER_STATSFUNCTION(ElasticsearchWriter, &ElasticsearchWriter::StatsFunc);
 
-ElasticsearchWriter::ElasticsearchWriter()
-	: m_WorkQueue(10000000, 1)
-{ }
-
 void ElasticsearchWriter::OnConfigLoaded()
 {
 	ObjectImpl<ElasticsearchWriter>::OnConfigLoaded();

lib/perfdata/elasticsearchwriter.hpp

@@ -35,8 +35,6 @@ public:
 	DECLARE_OBJECT(ElasticsearchWriter);
 	DECLARE_OBJECTNAME(ElasticsearchWriter);
 
-	ElasticsearchWriter();
-
 	static void StatsFunc(const Dictionary::Ptr& status, const Array::Ptr& perfdata);
 
 	static String FormatTimestamp(double ts);
@@ -48,7 +46,7 @@ protected:
 
 private:
 	String m_EventPrefix;
-	WorkQueue m_WorkQueue;
+	WorkQueue m_WorkQueue{10000000, 1};
 	Timer::Ptr m_FlushTimer;
 	std::vector<String> m_DataBuffer;
 	boost::mutex m_DataBufferMutex;

lib/perfdata/gelfwriter.cpp

@@ -46,10 +46,6 @@ REGISTER_TYPE(GelfWriter);
 
 REGISTER_STATSFUNCTION(GelfWriter, &GelfWriter::StatsFunc);
 
-GelfWriter::GelfWriter()
-	: m_WorkQueue(10000000, 1)
-{ }
-
 void GelfWriter::OnConfigLoaded()
 {
 	ObjectImpl<GelfWriter>::OnConfigLoaded();

lib/perfdata/gelfwriter.hpp

@@ -42,8 +42,6 @@ public:
 	DECLARE_OBJECT(GelfWriter);
 	DECLARE_OBJECTNAME(GelfWriter);
 
-	GelfWriter();
-
 	static void StatsFunc(const Dictionary::Ptr& status, const Array::Ptr& perfdata);
 
 protected:
@@ -53,7 +51,7 @@ protected:
 
 private:
 	Stream::Ptr m_Stream;
-	WorkQueue m_WorkQueue;
+	WorkQueue m_WorkQueue{10000000, 1};
 
 	Timer::Ptr m_ReconnectTimer;
 

lib/perfdata/graphitewriter.cpp

@@ -46,10 +46,6 @@ REGISTER_TYPE(GraphiteWriter);
 
 REGISTER_STATSFUNCTION(GraphiteWriter, &GraphiteWriter::StatsFunc);
 
-GraphiteWriter::GraphiteWriter()
-	: m_WorkQueue(10000000, 1)
-{ }
-
 void GraphiteWriter::OnConfigLoaded()
 {
 	ObjectImpl<GraphiteWriter>::OnConfigLoaded();

lib/perfdata/graphitewriter.hpp

@@ -42,8 +42,6 @@ public:
 	DECLARE_OBJECT(GraphiteWriter);
 	DECLARE_OBJECTNAME(GraphiteWriter);
 
-	GraphiteWriter();
-
 	static void StatsFunc(const Dictionary::Ptr& status, const Array::Ptr& perfdata);
 
 	void ValidateHostNameTemplate(const String& value, const ValidationUtils& utils) override;
@@ -56,7 +54,7 @@ protected:
 
 private:
 	Stream::Ptr m_Stream;
-	WorkQueue m_WorkQueue;
+	WorkQueue m_WorkQueue{10000000, 1};
 
 	Timer::Ptr m_ReconnectTimer;
 

lib/perfdata/influxdbwriter.cpp

@@ -72,10 +72,6 @@ REGISTER_TYPE(InfluxdbWriter);
 
 REGISTER_STATSFUNCTION(InfluxdbWriter, &InfluxdbWriter::StatsFunc);
 
-InfluxdbWriter::InfluxdbWriter()
-	: m_WorkQueue(10000000, 1)
-{ }
-
 void InfluxdbWriter::OnConfigLoaded()
 {
 	ObjectImpl<InfluxdbWriter>::OnConfigLoaded();

lib/perfdata/influxdbwriter.hpp

@@ -42,8 +42,6 @@ public:
 	DECLARE_OBJECT(InfluxdbWriter);
 	DECLARE_OBJECTNAME(InfluxdbWriter);
 
-	InfluxdbWriter();
-
 	static void StatsFunc(const Dictionary::Ptr& status, const Array::Ptr& perfdata);
 
 	void ValidateHostTemplate(const Dictionary::Ptr& value, const ValidationUtils& utils) override;
@@ -55,7 +53,7 @@ protected:
 	void Stop(bool runtimeRemoved) override;
 
 private:
-	WorkQueue m_WorkQueue;
+	WorkQueue m_WorkQueue{10000000, 1};
 	Timer::Ptr m_FlushTimer;
 	std::vector<String> m_DataBuffer;
 

lib/remote/apilistener.cpp

@@ -49,7 +49,6 @@ REGISTER_STATSFUNCTION(ApiListener, &ApiListener::StatsFunc);
 REGISTER_APIFUNCTION(Hello, icinga, &ApiListener::HelloAPIHandler);
 
 ApiListener::ApiListener()
-	: m_SyncQueue(0, 4), m_LogMessageCount(0)
 {
 	m_RelayQueue.SetName("ApiListener, RelayQueue");
 	m_SyncQueue.SetName("ApiListener, SyncQueue");

lib/remote/apilistener.hpp

@@ -145,11 +145,11 @@ private:
 	void ListenerThreadProc(const Socket::Ptr& server);
 
 	WorkQueue m_RelayQueue;
-	WorkQueue m_SyncQueue;
+	WorkQueue m_SyncQueue{0, 4};
 
 	boost::mutex m_LogLock;
 	Stream::Ptr m_LogFile;
-	size_t m_LogMessageCount;
+	size_t m_LogMessageCount{0};
 
 	bool RelayMessageOne(const Zone::Ptr& zone, const MessageOrigin::Ptr& origin, const Dictionary::Ptr& message, const Endpoint::Ptr& currentMaster);
 	void SyncRelayMessage(const MessageOrigin::Ptr& origin, const ConfigObject::Ptr& secobj, const Dictionary::Ptr& message, bool log);

lib/remote/consolehandler.hpp

@@ -28,14 +28,10 @@ namespace icinga
 
 struct ApiScriptFrame
 {
-	double Seen;
-	int NextLine;
+	double Seen{0};
+	int NextLine{1};
 	std::map<String, String> Lines;
 	Dictionary::Ptr Locals;
-
-	ApiScriptFrame()
-		: Seen(0), NextLine(1)
-	{ }
 };
 
 class ConsoleHandler final : public HttpHandler

lib/remote/endpoint.cpp

@@ -34,10 +34,6 @@ REGISTER_TYPE(Endpoint);
 boost::signals2::signal<void(const Endpoint::Ptr&, const JsonRpcConnection::Ptr&)> Endpoint::OnConnected;
 boost::signals2::signal<void(const Endpoint::Ptr&, const JsonRpcConnection::Ptr&)> Endpoint::OnDisconnected;
 
-Endpoint::Endpoint()
-	: m_MessagesSent(60), m_MessagesReceived(60), m_BytesSent(60), m_BytesReceived(60)
-{ }
-
 void Endpoint::OnAllConfigLoaded()
 {
 	ObjectImpl<Endpoint>::OnAllConfigLoaded();

lib/remote/endpoint.hpp

@@ -42,8 +42,6 @@ public:
 	DECLARE_OBJECT(Endpoint);
 	DECLARE_OBJECTNAME(Endpoint);
 
-	Endpoint();
-
 	static boost::signals2::signal<void(const Endpoint::Ptr&, const intrusive_ptr<JsonRpcConnection>&)> OnConnected;
 	static boost::signals2::signal<void(const Endpoint::Ptr&, const intrusive_ptr<JsonRpcConnection>&)> OnDisconnected;
 
@@ -76,10 +74,10 @@ private:
 	std::set<intrusive_ptr<JsonRpcConnection> > m_Clients;
 	intrusive_ptr<Zone> m_Zone;
 
-	mutable RingBuffer m_MessagesSent;
-	mutable RingBuffer m_MessagesReceived;
-	mutable RingBuffer m_BytesSent;
-	mutable RingBuffer m_BytesReceived;
+	mutable RingBuffer m_MessagesSent{60};
+	mutable RingBuffer m_MessagesReceived{60};
+	mutable RingBuffer m_BytesSent{60};
+	mutable RingBuffer m_BytesReceived{60};
 };
 
 }

lib/remote/url.cpp

@@ -26,9 +26,6 @@
 
 using namespace icinga;
 
-Url::Url()
-{ }
-
 Url::Url(const String& base_url)
 {
 	String url = base_url;

lib/remote/url.hpp

@@ -41,7 +41,7 @@ class Url final : public Object
 public:
 	DECLARE_PTR_TYPEDEFS(Url);
 
-	Url();
+	Url() = default;
 	Url(const String& url);
 
 	String Format(bool onlyPathAndQuery = false, bool printCredentials = false) const;

tools/mkclass/classcompiler.hpp

@@ -81,13 +81,9 @@ enum FieldAttribute
 
 struct FieldType
 {
-	bool IsName;
+	bool IsName{false};
 	std::string TypeName;
-	int ArrayRank;
-
-	FieldType()
-		: IsName(false), ArrayRank(0)
-	{ }
+	int ArrayRank{0};
 
 	inline std::string GetRealType() const
 	{
@@ -113,23 +109,19 @@ struct FieldType
 
 struct Field
 {
-	int Attributes;
+	int Attributes{0};
 	FieldType Type;
 	std::string Name;
 	std::string AlternativeName;
 	std::string GetAccessor;
-	bool PureGetAccessor;
+	bool PureGetAccessor{false};
 	std::string SetAccessor;
-	bool PureSetAccessor;
+	bool PureSetAccessor{false};
 	std::string DefaultAccessor;
 	std::string TrackAccessor;
 	std::string NavigationName;
 	std::string NavigateAccessor;
-	bool PureNavigateAccessor;
-
-	Field()
-		: Attributes(0), PureGetAccessor(false), PureSetAccessor(false), PureNavigateAccessor(false)
-	{ }
+	bool PureNavigateAccessor{false};
 
 	inline std::string GetFriendlyName() const
 	{