Fix a few warnings

src/AsyncSocket.h

@@ -121,7 +121,7 @@ protected:
             int written = us_socket_write(SSL, (us_socket_t *) this, asyncSocketData->buffer.data(), asyncSocketData->buffer.length(), /*nextLength != 0 | */length);
 
             /* On failure return, otherwise continue down the function */
-            if (written < asyncSocketData->buffer.length()) {
+            if ((unsigned int) written < asyncSocketData->buffer.length()) {
 
                 /* Update buffering (todo: we can do better here if we keep track of what happens to this guy later on) */
                 asyncSocketData->buffer = asyncSocketData->buffer.substr(written);

src/HttpContext.h

@@ -236,7 +236,7 @@ private:
                 AsyncSocket<SSL> *asyncSocket = (AsyncSocket<SSL> *) httpContextData->upgradedWebSocket;
 
                 /* Uncork here as well (note: what if we failed to uncork and we then pub/sub before we even upgraded?) */
-                auto [written, failed] = asyncSocket->uncork();
+                /*auto [written, failed] = */asyncSocket->uncork();
 
                 /* Reset upgradedWebSocket before we return */
                 httpContextData->upgradedWebSocket = nullptr;
@@ -276,7 +276,7 @@ private:
             }
 
             /* Drain any socket buffer, this might empty our backpressure and thus finish the request */
-            auto [written, failed] = asyncSocket->write(nullptr, 0, true, 0);
+            /*auto [written, failed] = */asyncSocket->write(nullptr, 0, true, 0);
 
             /* Expect another writable event, or another request within the timeout */
             asyncSocket->timeout(HTTP_IDLE_TIMEOUT_S);

src/HttpParser.h

@@ -104,7 +104,7 @@ public:
     }
 
     std::string_view getQuery() {
-        if (querySeparator < headers->value.length()) {
+        if (querySeparator < (int) headers->value.length()) {
             /* Strip the initial ? */
             return std::string_view(headers->value.data() + querySeparator + 1, headers->value.length() - querySeparator - 1);
         } else {
@@ -117,7 +117,7 @@ public:
     }
 
     std::string_view getParameter(unsigned int index) {
-        if (currentParameters.first < index) {
+        if (currentParameters.first < (int) index) {
             return {};
         } else {
             return currentParameters.second[index];
@@ -239,8 +239,8 @@ public:
 
             // this is exactly the same as below!
             // todo: refactor this
-            if (remainingStreamingBytes >= length) {
-                void *returnedUser = dataHandler(user, std::string_view(data, length), remainingStreamingBytes == length);
+            if (remainingStreamingBytes >= (unsigned int) length) {
+                void *returnedUser = dataHandler(user, std::string_view(data, length), remainingStreamingBytes == (unsigned int) length);
                 remainingStreamingBytes -= length;
                 return returnedUser;
             } else {
@@ -280,8 +280,8 @@ public:
 
                 if (remainingStreamingBytes) {
                     // this is exactly the same as above!
-                    if (remainingStreamingBytes >= length) {
-                        void *returnedUser = dataHandler(user, std::string_view(data, length), remainingStreamingBytes == length);
+                    if (remainingStreamingBytes >= (unsigned int) length) {
+                        void *returnedUser = dataHandler(user, std::string_view(data, length), remainingStreamingBytes == (unsigned int) length);
                         remainingStreamingBytes -= length;
                         return returnedUser;
                     } else {
@@ -317,7 +317,7 @@ public:
         length -= consumed.first;
 
         if (length) {
-            if (length < MAX_FALLBACK_SIZE) {
+            if ((unsigned int) length < MAX_FALLBACK_SIZE) {
                 fallback.append(data, length);
             } else {
                 return errorHandler(user);

src/HttpResponse.h

@@ -77,7 +77,7 @@ private:
 
     /* Called only once per request */
     void writeMark() {
-        writeHeader("uWebSockets", "v0.16");
+        writeHeader("uWebSockets", "v0.17");
     }
 
     /* Returns true on success, indicating that it might be feasible to write more data.
@@ -142,7 +142,7 @@ private:
             httpResponseData->offset += written;
 
             /* Success is when we wrote the entire thing without any failures */
-            bool success = written == data.length() && !failed;
+            bool success = (unsigned int) written == data.length() && !failed;
 
             /* If we are now at the end, start a timeout. Also start a timeout if we failed. */
             if (!success || httpResponseData->offset == totalSize) {

src/WebSocketContextData.h

@@ -64,7 +64,7 @@ struct WebSocketContextData {
             /* Note: this assumes we are not corked, as corking will swallow things and fail later on */
 
             /* Check if we now have too much backpressure (todo: don't buffer up before check) */
-            if (asyncSocket->getBufferedAmount() > maxBackpressure) {
+            if ((unsigned int) asyncSocket->getBufferedAmount() > maxBackpressure) {
                 asyncSocket->close();
             }
         }