Fix clang warnings

src/HttpServer.cc

@@ -833,9 +833,8 @@ void fill_callback(nghttp2_session_callbacks& callbacks, const Config *config)
 
 class ListenEventHandler {
 public:
-  ListenEventHandler(Sessions *sessions, int fd, int64_t *session_id_seed_ptr)
+  ListenEventHandler(Sessions *sessions, int64_t *session_id_seed_ptr)
     : sessions_(sessions),
-      fd_(fd),
       session_id_seed_ptr_(session_id_seed_ptr)
   {}
   void accept_connection(int fd, sockaddr *addr, int addrlen)
@@ -868,7 +867,6 @@ public:
   }
 private:
   Sessions *sessions_;
-  int fd_;
   int64_t *session_id_seed_ptr_;
 };
 
@@ -960,7 +958,7 @@ int start_listen(event_base *evbase, Sessions *sessions,
       auto evlistener = evconnlistener_new
         (evbase,
          evlistener_acceptcb,
-         new ListenEventHandler(sessions, fd, session_id_seed_ptr),
+         new ListenEventHandler(sessions, session_id_seed_ptr),
          LEV_OPT_REUSEABLE | LEV_OPT_CLOSE_ON_FREE,
          256,
          fd);

src/http2_test.cc

@@ -33,7 +33,8 @@
 
 using namespace nghttp2;
 
-#define MAKE_NV(K, V) {(uint8_t*)K, (uint8_t*)V, strlen(K), strlen(V)}
+#define MAKE_NV(K, V) {(uint8_t*)K, (uint8_t*)V,        \
+      (uint16_t)strlen(K), (uint16_t)strlen(V)}
 
 namespace shrpx {
 

src/shrpx_downstream.cc

@@ -143,20 +143,6 @@ void check_expect_100_continue(bool *res,
 }
 } // namespace
 
-namespace {
-void check_connection_close(bool *connection_close,
-                            const Headers::value_type &item)
-{
-  if(util::strieq(item.first.c_str(), "connection")) {
-    if(util::strifind(item.second.c_str(), "close")) {
-      *connection_close = true;
-    } else if(util::strifind(item.second.c_str(), "keep-alive")) {
-      *connection_close = false;
-    }
-  }
-}
-} // namespace
-
 namespace {
 auto name_less = [](const Headers::value_type& lhs,
                     const Headers::value_type& rhs)
@@ -218,7 +204,6 @@ void Downstream::set_last_request_header_value(const std::string& value)
   item.second = value;
   check_transfer_encoding_chunked(&chunked_request_, item);
   check_expect_100_continue(&request_expect_100_continue_, item);
-  //check_connection_close(&request_connection_close_, item);
 }
 
 bool Downstream::get_request_header_key_prev() const
@@ -402,7 +387,6 @@ void Downstream::set_last_response_header_value(const std::string& value)
   Headers::value_type &item = response_headers_.back();
   item.second = value;
   check_transfer_encoding_chunked(&chunked_response_, item);
-  //check_connection_close(&response_connection_close_, item);
 }
 
 bool Downstream::get_response_header_key_prev() const