*: add "noexcept" to many, many function prototypes

src/DetachedSong.cxx

@@ -31,7 +31,7 @@ DetachedSong::DetachedSong(const LightSong &other)
 	 start_time(other.start_time),
 	 end_time(other.end_time) {}
 
-DetachedSong::operator LightSong() const
+DetachedSong::operator LightSong() const noexcept
 {
 	LightSong result;
 	result.directory = nullptr;

src/DetachedSong.hxx

@@ -108,7 +108,7 @@ public:
 	DetachedSong &operator=(DetachedSong &&) = default;
 
 	gcc_pure
-	explicit operator LightSong() const;
+	explicit operator LightSong() const noexcept;
 
 	gcc_pure
 	const char *GetURI() const noexcept {

src/Instance.cxx

@@ -40,7 +40,7 @@ Instance::Instance()
 }
 
 Partition *
-Instance::FindPartition(const char *name)
+Instance::FindPartition(const char *name) noexcept
 {
 	for (auto &partition : partitions)
 		if (partition.name == name)

src/Instance.hxx

@@ -111,7 +111,7 @@ struct Instance final
 	 * no such partition was found.
 	 */
 	gcc_pure
-	Partition *FindPartition(const char *name);
+	Partition *FindPartition(const char *name) noexcept;
 
 #ifdef ENABLE_DATABASE
 	/**

src/client/Client.cxx

@@ -26,19 +26,19 @@
 const Domain client_domain("client");
 
 Instance &
-Client::GetInstance()
+Client::GetInstance() noexcept
 {
 	return partition->instance;
 }
 
 playlist &
-Client::GetPlaylist()
+Client::GetPlaylist() noexcept
 {
 	return partition->playlist;
 }
 
 PlayerControl &
-Client::GetPlayerControl()
+Client::GetPlayerControl() noexcept
 {
 	return partition->pc;
 }

src/client/Client.hxx

@@ -188,24 +188,24 @@ public:
 	 */
 	void AllowFile(Path path_fs) const;
 
-	Partition &GetPartition() {
+	Partition &GetPartition() noexcept {
 		return *partition;
 	}
 
-	void SetPartition(Partition &new_partition) {
+	void SetPartition(Partition &new_partition) noexcept {
 		partition = &new_partition;
 
 		// TODO: set various idle flags?
 	}
 
 	gcc_pure
-	Instance &GetInstance();
+	Instance &GetInstance() noexcept;
 
 	gcc_pure
-	playlist &GetPlaylist();
+	playlist &GetPlaylist() noexcept;
 
 	gcc_pure
-	PlayerControl &GetPlayerControl();
+	PlayerControl &GetPlayerControl() noexcept;
 
 	/**
 	 * Wrapper for Instance::GetDatabase().

src/lib/alsa/Version.cxx

@@ -23,7 +23,7 @@
 
 gcc_pure
 static uint_least32_t
-ParseAlsaVersion(const char *p)
+ParseAlsaVersion(const char *p) noexcept
 {
 	char *endptr;
 	unsigned long major, minor = 0, subminor = 0;
@@ -42,7 +42,7 @@ ParseAlsaVersion(const char *p)
 }
 
 uint_least32_t
-GetRuntimeAlsaVersion()
+GetRuntimeAlsaVersion() noexcept
 {
 	const char *version = snd_asoundlib_version();
 	if (version == nullptr)

src/lib/alsa/Version.hxx

@@ -37,6 +37,6 @@ MakeAlsaVersion(uint_least32_t major, uint_least32_t minor,
  */
 gcc_const
 uint_least32_t
-GetRuntimeAlsaVersion();
+GetRuntimeAlsaVersion() noexcept;
 
 #endif

src/lib/nfs/Glue.cxx

@@ -38,7 +38,7 @@ nfs_init(EventLoop &event_loop)
 }
 
 void
-nfs_finish()
+nfs_finish() noexcept
 {
 	assert(in_use > 0);
 
@@ -49,7 +49,7 @@ nfs_finish()
 }
 
 EventLoop &
-nfs_get_event_loop()
+nfs_get_event_loop() noexcept
 {
 	assert(in_use > 0);
 

src/lib/nfs/Glue.hxx

@@ -30,14 +30,14 @@ void
 nfs_init(EventLoop &event_loop);
 
 void
-nfs_finish();
+nfs_finish() noexcept;
 
 /**
  * Return the EventLoop that was passed to nfs_init().
  */
 gcc_const
 EventLoop &
-nfs_get_event_loop();
+nfs_get_event_loop() noexcept;
 
 gcc_pure
 NfsConnection &

src/output/plugins/AlsaOutputPlugin.cxx

@@ -1009,7 +1009,7 @@ MaybeDmix(snd_pcm_type_t type)
 
 gcc_pure
 static bool
-MaybeDmix(snd_pcm_t *pcm)
+MaybeDmix(snd_pcm_t *pcm) noexcept
 {
 	return MaybeDmix(snd_pcm_type(pcm));
 }