decoder/Control: add "noexcept"

src/decoder/DecoderControl.cxx

@@ -29,13 +29,13 @@
 
 DecoderControl::DecoderControl(Mutex &_mutex, Cond &_client_cond,
 			       const AudioFormat _configured_audio_format,
-			       const ReplayGainConfig &_replay_gain_config)
+			       const ReplayGainConfig &_replay_gain_config) noexcept
 	:thread(BIND_THIS_METHOD(RunThread)),
 	 mutex(_mutex), client_cond(_client_cond),
 	 configured_audio_format(_configured_audio_format),
 	 replay_gain_config(_replay_gain_config) {}
 
-DecoderControl::~DecoderControl()
+DecoderControl::~DecoderControl() noexcept
 {
 	ClearError();
 
@@ -43,7 +43,7 @@ DecoderControl::~DecoderControl()
 }
 
 void
-DecoderControl::WaitForDecoder()
+DecoderControl::WaitForDecoder() noexcept
 {
 	assert(!client_is_waiting);
 	client_is_waiting = true;
@@ -56,7 +56,7 @@ DecoderControl::WaitForDecoder()
 
 void
 DecoderControl::SetReady(const AudioFormat audio_format,
-			 bool _seekable, SignedSongTime _duration)
+			 bool _seekable, SignedSongTime _duration) noexcept
 {
 	assert(state == DecoderState::START);
 	assert(pipe != nullptr);
@@ -94,7 +94,7 @@ DecoderControl::IsCurrentSong(const DetachedSong &_song) const noexcept
 void
 DecoderControl::Start(DetachedSong *_song,
 		      SongTime _start_time, SongTime _end_time,
-		      MusicBuffer &_buffer, MusicPipe &_pipe)
+		      MusicBuffer &_buffer, MusicPipe &_pipe) noexcept
 {
 	const std::lock_guard<Mutex> protect(mutex);
 
@@ -113,7 +113,7 @@ DecoderControl::Start(DetachedSong *_song,
 }
 
 void
-DecoderControl::Stop()
+DecoderControl::Stop() noexcept
 {
 	const std::lock_guard<Mutex> protect(mutex);
 
@@ -162,7 +162,7 @@ DecoderControl::Seek(SongTime t)
 }
 
 void
-DecoderControl::Quit()
+DecoderControl::Quit() noexcept
 {
 	assert(thread.IsDefined());
 
@@ -173,7 +173,7 @@ DecoderControl::Quit()
 }
 
 void
-DecoderControl::CycleMixRamp()
+DecoderControl::CycleMixRamp() noexcept
 {
 	previous_mix_ramp = std::move(mix_ramp);
 	mix_ramp.Clear();

src/decoder/DecoderControl.hxx

@@ -177,20 +177,20 @@ struct DecoderControl {
 	 */
 	DecoderControl(Mutex &_mutex, Cond &_client_cond,
 		       const AudioFormat _configured_audio_format,
-		       const ReplayGainConfig &_replay_gain_config);
-	~DecoderControl();
+		       const ReplayGainConfig &_replay_gain_config) noexcept;
+	~DecoderControl() noexcept;
 
 	/**
 	 * Locks the object.
 	 */
-	void Lock() const {
+	void Lock() const noexcept {
 		mutex.lock();
 	}
 
 	/**
 	 * Unlocks the object.
 	 */
-	void Unlock() const {
+	void Unlock() const noexcept {
 		mutex.unlock();
 	}
 
@@ -199,7 +199,7 @@ struct DecoderControl {
 	 * player thread.  The object should be locked prior to
 	 * calling this function.
 	 */
-	void Signal() {
+	void Signal() noexcept {
 		cond.signal();
 	}
 
@@ -208,7 +208,7 @@ struct DecoderControl {
 	 * is only valid in the decoder thread.  The object must be locked
 	 * prior to calling this function.
 	 */
-	void Wait() {
+	void Wait() noexcept {
 		cond.wait(mutex);
 	}
 
@@ -219,9 +219,9 @@ struct DecoderControl {
 	 *
 	 * Caller must hold the lock.
 	 */
-	void WaitForDecoder();
+	void WaitForDecoder() noexcept;
 
-	bool IsIdle() const {
+	bool IsIdle() const noexcept {
 		return state == DecoderState::STOP ||
 			state == DecoderState::ERROR;
 	}
@@ -261,7 +261,7 @@ struct DecoderControl {
 	 * Caller must lock the object.
 	 */
 	void SetReady(const AudioFormat audio_format,
-		      bool _seekable, SignedSongTime _duration);
+		      bool _seekable, SignedSongTime _duration) noexcept;
 
 	/**
 	 * Checks whether an error has occurred, and if so, rethrows
@@ -290,7 +290,7 @@ struct DecoderControl {
 	 *
 	 * Caller must lock the object.
 	 */
-	void ClearError() {
+	void ClearError() noexcept {
 		if (state == DecoderState::ERROR) {
 			error = std::exception_ptr();
 			state = DecoderState::STOP;
@@ -320,7 +320,7 @@ private:
 	 * To be called from the client thread.  Caller must lock the
 	 * object.
 	 */
-	void WaitCommandLocked() {
+	void WaitCommandLocked() noexcept {
 		while (command != DecoderCommand::NONE)
 			WaitForDecoder();
 	}
@@ -332,7 +332,7 @@ private:
 	 * To be called from the client thread.  Caller must lock the
 	 * object.
 	 */
-	void SynchronousCommandLocked(DecoderCommand cmd) {
+	void SynchronousCommandLocked(DecoderCommand cmd) noexcept {
 		command = cmd;
 		Signal();
 		WaitCommandLocked();
@@ -345,13 +345,13 @@ private:
 	 * To be called from the client thread.  This method locks the
 	 * object.
 	 */
-	void LockSynchronousCommand(DecoderCommand cmd) {
+	void LockSynchronousCommand(DecoderCommand cmd) noexcept {
 		const std::lock_guard<Mutex> protect(mutex);
 		ClearError();
 		SynchronousCommandLocked(cmd);
 	}
 
-	void LockAsynchronousCommand(DecoderCommand cmd) {
+	void LockAsynchronousCommand(DecoderCommand cmd) noexcept {
 		const std::lock_guard<Mutex> protect(mutex);
 		command = cmd;
 		Signal();
@@ -365,7 +365,7 @@ public:
 	 * To be called from the decoder thread.  Caller must lock the
 	 * mutex.
 	 */
-	void CommandFinishedLocked() {
+	void CommandFinishedLocked() noexcept {
 		assert(command != DecoderCommand::NONE);
 
 		command = DecoderCommand::NONE;
@@ -383,30 +383,30 @@ public:
 	 * the caller)
 	 */
 	void Start(DetachedSong *song, SongTime start_time, SongTime end_time,
-		   MusicBuffer &buffer, MusicPipe &pipe);
+		   MusicBuffer &buffer, MusicPipe &pipe) noexcept;
 
-	void Stop();
+	void Stop() noexcept;
 
 	/**
 	 * Throws #std::runtime_error on error.
 	 */
 	void Seek(SongTime t);
 
-	void Quit();
+	void Quit() noexcept;
 
-	const char *GetMixRampStart() const {
+	const char *GetMixRampStart() const noexcept {
 		return mix_ramp.GetStart();
 	}
 
-	const char *GetMixRampEnd() const {
+	const char *GetMixRampEnd() const noexcept {
 		return mix_ramp.GetEnd();
 	}
 
-	const char *GetMixRampPreviousEnd() const {
+	const char *GetMixRampPreviousEnd() const noexcept {
 		return previous_mix_ramp.GetEnd();
 	}
 
-	void SetMixRamp(MixRampInfo &&new_value) {
+	void SetMixRamp(MixRampInfo &&new_value) noexcept {
 		mix_ramp = std::move(new_value);
 	}
 
@@ -414,10 +414,10 @@ public:
 	 * Move mixramp_end to mixramp_prev_end and clear
 	 * mixramp_start/mixramp_end.
 	 */
-	void CycleMixRamp();
+	void CycleMixRamp() noexcept;
 
 private:
-	void RunThread();
+	void RunThread() noexcept;
 };
 
 #endif

src/decoder/DecoderThread.cxx

@@ -514,7 +514,7 @@ try {
 }
 
 void
-DecoderControl::RunThread()
+DecoderControl::RunThread() noexcept
 {
 	SetThreadName("decoder");