db/update/Queue: add `noexcept`

src/db/update/Queue.cxx

@@ -21,7 +21,7 @@
 
 bool
 UpdateQueue::Push(SimpleDatabase &db, Storage &storage,
-		  const char *path, bool discard, unsigned id)
+		  const char *path, bool discard, unsigned id) noexcept
 {
 	if (update_queue.size() >= MAX_UPDATE_QUEUE_SIZE)
 		return false;
@@ -31,7 +31,7 @@ UpdateQueue::Push(SimpleDatabase &db, Storage &storage,
 }
 
 UpdateQueueItem
-UpdateQueue::Pop()
+UpdateQueue::Pop() noexcept
 {
 	if (update_queue.empty())
 		return UpdateQueueItem();
@@ -42,7 +42,7 @@ UpdateQueue::Pop()
 }
 
 void
-UpdateQueue::Erase(SimpleDatabase &db)
+UpdateQueue::Erase(SimpleDatabase &db) noexcept
 {
 	for (auto i = update_queue.begin(), end = update_queue.end();
 	     i != end;) {
@@ -54,7 +54,7 @@ UpdateQueue::Erase(SimpleDatabase &db)
 }
 
 void
-UpdateQueue::Erase(Storage &storage)
+UpdateQueue::Erase(Storage &storage) noexcept
 {
 	for (auto i = update_queue.begin(), end = update_queue.end();
 	     i != end;) {

src/db/update/Queue.hxx

@@ -36,20 +36,20 @@ struct UpdateQueueItem {
 	unsigned id;
 	bool discard;
 
-	UpdateQueueItem():id(0) {}
+	UpdateQueueItem() noexcept:id(0) {}
 
 	UpdateQueueItem(SimpleDatabase &_db,
 			Storage &_storage,
 			const char *_path, bool _discard,
-			unsigned _id)
+			unsigned _id) noexcept
 		:db(&_db), storage(&_storage), path_utf8(_path),
 		 id(_id), discard(_discard) {}
 
-	bool IsDefined() const {
+	bool IsDefined() const noexcept {
 		return id != 0;
 	}
 
-	void Clear() {
+	void Clear() noexcept {
 		id = 0;
 	}
 };
@@ -62,19 +62,19 @@ class UpdateQueue {
 public:
 	gcc_nonnull_all
 	bool Push(SimpleDatabase &db, Storage &storage,
-		  const char *path, bool discard, unsigned id);
+		  const char *path, bool discard, unsigned id) noexcept;
 
-	UpdateQueueItem Pop();
+	UpdateQueueItem Pop() noexcept;
 
-	void Clear() {
+	void Clear() noexcept {
 		update_queue.clear();
 	}
 
 	gcc_nonnull_all
-	void Erase(SimpleDatabase &db);
+	void Erase(SimpleDatabase &db) noexcept;
 
 	gcc_nonnull_all
-	void Erase(Storage &storage);
+	void Erase(Storage &storage) noexcept;
 };
 
 #endif