Add missing isConnected override to uv transport

Author: dsciebu

cmake/Dependencies.cmake

@@ -91,8 +91,8 @@ if(USE_LIBUV)
 
     add_library(uv_a INTERFACE IMPORTED)
     set_target_properties(uv_a PROPERTIES
-      INTERFACE_INCLUDE_DIRECTORIES ${libuv_INCLUDE_DIRS}
-      INTERFACE_LINK_LIBRARIES ${libuv_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES "${libuv_INCLUDE_DIRS}"
+      INTERFACE_LINK_LIBRARIES "${libuv_LIBRARY}"
       )
   endif()
 endif()

gloo/transport/uv/pair.cc

@@ -52,6 +52,11 @@ const Address& Pair::address() const {
   return addr_;
 }
 
+bool Pair::isConnected() {
+  std::lock_guard<std::mutex> lock(mutex_);
+  return state_ == CONNECTED;
+}
+
 void Pair::connect(const std::vector<char>& bytes) {
   const auto peer = Address(bytes);
 

gloo/transport/uv/pair.h

@@ -150,6 +150,8 @@ class Pair : public ::gloo::transport::Pair {
 
   void close() override;
 
+  bool isConnected() override;
+
  private:
   std::mutex mutex_;
   std::condition_variable cv_;