eo-cxx: Fix compilation and warnings in clang

src/bindings/cxx/eina_cxx/eina_value.hh

@@ -338,8 +338,8 @@ public:
    * @brief Create an generic value storage holding the given argument.
    * @param v Value to be stored.
    */
-  template <typename T>
-  value_view(T v, typename std::enable_if<_eina_value_traits<T>::is_specialized::value>::type* = 0)
+  template <typename T, typename Enable = typename std::enable_if<_eina_value_traits<T>::is_specialized::value>::type>
+  value_view(T v)
   {
     primitive_init(v);
   }
@@ -462,6 +462,12 @@ public:
     return _raw;
   }
 
+  void reset(Eina_Value* v)
+  {
+    value_view tmp(v);
+    tmp.swap(*this);
+  }
+  
   /**
    * Type for a constant pointer to an @c Eina_Value_Type.
    * Describes the type of the data being stored.
@@ -604,7 +610,7 @@ inline bool operator!=(value_view const& lhs, value_view const& rhs)
 /**
  * Store generic value
  */
-struct value :  value_view
+struct value : value_view
 {
    using value_view::value_view;
 

src/bindings/cxx/eo_cxx/eo_cxx_interop.hh

@@ -147,7 +147,7 @@ void assign_out_impl(efl::eina::string_view* view, const char* string, Tag)
 template <typename Tag>
 void assign_out_impl(efl::eina::stringshare& to, const char* from, Tag)
 {
-  to = {from};
+  to = from;
 }
 template <typename T>
 void assign_out_impl(T*& lhs, T& rhs, tag<T*, T>) // optional
@@ -167,7 +167,7 @@ void assign_out_impl(eina::value& lhs, Eina_Value& rhs, Tag)
   Eina_Value* v = eina_value_new(EINA_VALUE_TYPE_CHAR);
   eina_value_flush(v);
   eina_value_copy(&rhs, v);
-  lhs = {v};
+  lhs.reset(v);
   eina_value_flush(&rhs);
 }
 // This is a invalid use-case that is used in EFL. This leaks
@@ -177,7 +177,7 @@ void assign_out_impl(eina::value_view& lhs, Eina_Value& rhs, Tag)
   Eina_Value* v = eina_value_new(EINA_VALUE_TYPE_CHAR);
   eina_value_flush(v);
   eina_value_copy(&rhs, v);
-  lhs = {v};
+  lhs.reset(v);
 }
 template <typename T>
 void assign_out_impl(efl::eina::list<T>& lhs, Eina_List* rhs, tag<efl::eina::list<T>&, Eina_List*, true>)

src/bindings/cxx/eo_cxx/eo_future.hh

@@ -34,15 +34,15 @@ struct wait_state
    Eina_Error error;
 };
 
-static void get_error_cb(void* data, Efl_Event const* event)
-{ 
-   struct wait_state<>* wait_state = static_cast<struct wait_state<>*>(data);
+inline void get_error_cb(void* data, Efl_Event const* event)
+{
+   wait_state<>* wait_state_ = static_cast<wait_state<>*>(data);
    Efl_Future_Event_Failure* info = static_cast<Efl_Future_Event_Failure*>(event->info);
-   std::unique_lock<std::mutex> l(wait_state->mutex);
-   wait_state->error = info->error;
-   wait_state->has_failed = true;
-   wait_state->available = true;
-   wait_state->cv.notify_one();
+   std::unique_lock<std::mutex> l(wait_state_->mutex);
+   wait_state_->error = info->error;
+   wait_state_->has_failed = true;
+   wait_state_->available = true;
+   wait_state_->cv.notify_one();
 }
 
 struct shared_future_common
@@ -103,10 +103,10 @@ struct shared_future_common
    }
    static void wait_success(void* data, Efl_Event const*)
    {
-      struct wait_state<>* wait_state = static_cast<struct wait_state<>*>(data);
-      std::unique_lock<std::mutex> l(wait_state->mutex);
-      wait_state->available = true;
-      wait_state->cv.notify_one();
+      wait_state<>* wait_state_ = static_cast<wait_state<>*>(data);
+      std::unique_lock<std::mutex> l(wait_state_->mutex);
+      wait_state_->available = true;
+      wait_state_->cv.notify_one();
    }
 
    typedef Efl_Future* native_handle_type;
@@ -151,13 +151,13 @@ struct shared_future_1_type : shared_future_common
 
    static void get_success(void* data, Efl_Event const* event)
    {
-      struct wait_state<T>* wait_state = static_cast<struct wait_state<T>*>(data);
+      wait_state<T>* wait_state_ = static_cast<wait_state<T>*>(data);
       Efl_Future_Event_Success* info = static_cast<Efl_Future_Event_Success*>(event->info);
 
-      std::unique_lock<std::mutex> l(wait_state->mutex);
-      _impl::future_copy_traits<T>::copy(static_cast<T*>(static_cast<void*>(&wait_state->storage)), info);
-      wait_state->available = true;
-      wait_state->cv.notify_one();
+      std::unique_lock<std::mutex> l(wait_state_->mutex);
+      _impl::future_copy_traits<T>::copy(static_cast<T*>(static_cast<void*>(&wait_state_->storage)), info);
+      wait_state_->available = true;
+      wait_state_->cv.notify_one();
    }
 
    typedef shared_future_1_type<T, Progress> _self_type;
@@ -197,13 +197,13 @@ struct shared_race_future_1_type : shared_future_common
 
    static void get_success(void* data, Efl_Event const* event)
    {
-      struct wait_state<T>* wait_state = static_cast<struct wait_state<T>*>(data);
+      wait_state<T>* wait_state_ = static_cast<wait_state<T>*>(data);
       Efl_Future_Event_Success* info = static_cast<Efl_Future_Event_Success*>(event->info);
 
-      std::unique_lock<std::mutex> l(wait_state->mutex);
-      _impl::future_copy_traits<T>::copy_race(static_cast<T*>(static_cast<void*>(&wait_state->storage)), info);
-      wait_state->available = true;
-      wait_state->cv.notify_one();
+      std::unique_lock<std::mutex> l(wait_state_->mutex);
+      _impl::future_copy_traits<T>::copy_race(static_cast<T*>(static_cast<void*>(&wait_state_->storage)), info);
+      wait_state_->available = true;
+      wait_state_->cv.notify_one();
    }
 
    typedef shared_race_future_1_type<T> _self_type;
@@ -292,13 +292,13 @@ struct shared_future_varargs_type : shared_future_common
   
    static void get_success(void* data, Efl_Event const* event)
    {
-      struct wait_state<tuple_type>* wait_state = static_cast<struct wait_state<tuple_type>*>(data);
+      wait_state<tuple_type>* wait_state_ = static_cast<wait_state<tuple_type>*>(data);
       Efl_Future_Event_Success* info = static_cast<Efl_Future_Event_Success*>(event->info);
 
       Eina_Accessor* accessor = static_cast<Eina_Accessor*>(info->value);
       std::tuple<typename std::aligned_storage<sizeof(Args), alignof(Args)>::type...> storage_tuple;
 
-      _self_type::read_accessor<0u>(accessor, storage_tuple, wait_state, std::false_type());
+      _self_type::read_accessor<0u>(accessor, storage_tuple, wait_state_, std::false_type());
    }
   
    typedef shared_future_varargs_type<Args...> _self_type;
@@ -477,11 +477,13 @@ shared_future
     = efl_future_then(pdata->future.native_handle(), raw_success_cb, raw_error_cb, nullptr, pdata);
   return shared_future<typename std::result_of<Success(Args...)>::type>{efl_ref(new_future)};
 }
-  
+
+// TODO:
 template <typename...Args, typename F>
 void then(shared_future<Args...> future, F function)
 {
-  
+  static_cast<void>(future);
+  static_cast<void>(function);
 }
 
 template <typename...Args1, typename...Args2, typename...Futures>

src/bindings/cxx/eo_cxx/eo_promise_meta.hh

@@ -248,6 +248,7 @@ typename std::enable_if<std::is_same<A0, void>::value>::type
 future_invoke(F f, Efl_Event const* event, std::integral_constant<bool, IsRace>)
 {
    Efl_Future_Event_Success* info = static_cast<Efl_Future_Event_Success*>(event->info);
+   static_cast<void>(info);
    try
      {
         f();