client/*: add "noexcept"

src/client/Client.hxx

@@ -97,14 +97,14 @@ public:
 	std::list<ClientMessage> messages;
 
 	Client(EventLoop &loop, Partition &partition,
-	       UniqueSocketDescriptor fd, int uid, int num);
+	       UniqueSocketDescriptor fd, int uid, int num) noexcept;
 
-	~Client() {
+	~Client() noexcept {
 		if (FullyBufferedSocket::IsDefined())
 			FullyBufferedSocket::Close();
 	}
 
-	bool IsConnected() const {
+	bool IsConnected() const noexcept {
 		return FullyBufferedSocket::IsDefined();
 	}
 
@@ -113,8 +113,8 @@ public:
 		return !FullyBufferedSocket::IsDefined();
 	}
 
-	void Close();
+	void Close() noexcept;
-	void SetExpired();
+	void SetExpired() noexcept;
 
 	bool Write(const void *data, size_t length);
 
@@ -127,7 +127,7 @@ public:
 	 * returns the uid of the client process, or a negative value
 	 * if the uid is unknown
 	 */
-	int GetUID() const {
+	int GetUID() const noexcept {
 		return uid;
 	}
 
@@ -135,24 +135,24 @@ public:
 	 * Is this client running on the same machine, connected with
 	 * a local (UNIX domain) socket?
 	 */
-	bool IsLocal() const {
+	bool IsLocal() const noexcept {
 		return uid >= 0;
 	}
 
-	unsigned GetPermission() const {
+	unsigned GetPermission() const noexcept {
 		return permission;
 	}
 
-	void SetPermission(unsigned _permission) {
+	void SetPermission(unsigned _permission) noexcept {
 		permission = _permission;
 	}
 
 	/**
 	 * Send "idle" response to this client.
 	 */
-	void IdleNotify();
+	void IdleNotify() noexcept;
-	void IdleAdd(unsigned flags);
+	void IdleAdd(unsigned flags) noexcept;
-	bool IdleWait(unsigned flags);
+	bool IdleWait(unsigned flags) noexcept;
 
 	enum class SubscribeResult {
 		/** success */
@@ -173,10 +173,10 @@ public:
 		return subscriptions.find(channel_name) != subscriptions.end();
 	}
 
-	SubscribeResult Subscribe(const char *channel);
+	SubscribeResult Subscribe(const char *channel) noexcept;
-	bool Unsubscribe(const char *channel);
+	bool Unsubscribe(const char *channel) noexcept;
-	void UnsubscribeAll();
+	void UnsubscribeAll() noexcept;
-	bool PushMessage(const ClientMessage &msg);
+	bool PushMessage(const ClientMessage &msg) noexcept;
 
 	/**
 	 * Is this client allowed to use the specified local file?
@@ -231,7 +231,7 @@ private:
 	void OnSocketClosed() override;
 
 	/* callback for TimerEvent */
-	void OnTimeout();
+	void OnTimeout() noexcept;
 };
 
 void
@@ -239,7 +239,7 @@ client_manager_init();
 
 void
 client_new(EventLoop &loop, Partition &partition,
-	   UniqueSocketDescriptor fd, SocketAddress address, int uid);
+	   UniqueSocketDescriptor fd, SocketAddress address, int uid) noexcept;
 
 /**
  * Write a printf-like formatted string to the client.

src/client/ClientExpire.cxx

@@ -22,7 +22,7 @@
 #include "Log.hxx"
 
 void
-Client::SetExpired()
+Client::SetExpired() noexcept
 {
 	if (IsExpired())
 		return;
@@ -32,7 +32,7 @@ Client::SetExpired()
 }
 
 void
-Client::OnTimeout()
+Client::OnTimeout() noexcept
 {
 	if (!IsExpired()) {
 		assert(!idle_waiting);

src/client/ClientIdle.cxx

@@ -24,7 +24,7 @@
 #include <assert.h>
 
 void
-Client::IdleNotify()
+Client::IdleNotify() noexcept
 {
 	assert(idle_waiting);
 	assert(idle_flags != 0);
@@ -46,7 +46,7 @@ Client::IdleNotify()
 }
 
 void
-Client::IdleAdd(unsigned flags)
+Client::IdleAdd(unsigned flags) noexcept
 {
 	if (IsExpired())
 		return;
@@ -57,7 +57,7 @@ Client::IdleAdd(unsigned flags)
 }
 
 bool
-Client::IdleWait(unsigned flags)
+Client::IdleWait(unsigned flags) noexcept
 {
 	assert(!idle_waiting);
 

src/client/ClientNew.cxx

@@ -42,7 +42,7 @@
 static constexpr char GREETING[] = "OK MPD " PROTOCOL_VERSION "\n";
 
 Client::Client(EventLoop &_loop, Partition &_partition,
-	       UniqueSocketDescriptor _fd, int _uid, int _num)
+	       UniqueSocketDescriptor _fd, int _uid, int _num) noexcept
 	:FullyBufferedSocket(_fd.Release(), _loop,
 			     16384, client_max_output_buffer_size),
 	 timeout_event(_loop, BIND_THIS_METHOD(OnTimeout)),
@@ -56,7 +56,7 @@ Client::Client(EventLoop &_loop, Partition &_partition,
 
 void
 client_new(EventLoop &loop, Partition &partition,
-	   UniqueSocketDescriptor fd, SocketAddress address, int uid)
+	   UniqueSocketDescriptor fd, SocketAddress address, int uid) noexcept
 {
 	static unsigned int next_client_num;
 	const auto remote = ToString(address);
@@ -102,7 +102,7 @@ client_new(EventLoop &loop, Partition &partition,
 }
 
 void
-Client::Close()
+Client::Close() noexcept
 {
 	partition->instance.client_list->Remove(*this);
 

src/client/ClientSubscribe.cxx

@@ -25,7 +25,7 @@
 #include <assert.h>
 
 Client::SubscribeResult
-Client::Subscribe(const char *channel)
+Client::Subscribe(const char *channel) noexcept
 {
 	assert(channel != nullptr);
 
@@ -47,7 +47,7 @@ Client::Subscribe(const char *channel)
 }
 
 bool
-Client::Unsubscribe(const char *channel)
+Client::Unsubscribe(const char *channel) noexcept
 {
 	const auto i = subscriptions.find(channel);
 	if (i == subscriptions.end())
@@ -67,14 +67,14 @@ Client::Unsubscribe(const char *channel)
 }
 
 void
-Client::UnsubscribeAll()
+Client::UnsubscribeAll() noexcept
 {
 	subscriptions.clear();
 	num_subscriptions = 0;
 }
 
 bool
-Client::PushMessage(const ClientMessage &msg)
+Client::PushMessage(const ClientMessage &msg) noexcept
 {
 	if (messages.size() >= CLIENT_MAX_MESSAGES ||
 	    !IsSubscribed(msg.GetChannel()))