cleanup some warnings suppression

shared/CMakeLists.txt

@@ -37,6 +37,7 @@ set(HEADER_FILES
   info.h
   clientid.h
   trustsummary.h
+  defines.h
 )
 
 target_sources(squawk PRIVATE

shared/defines.h

@@ -0,0 +1,24 @@
+/*
+ * Squawk messenger.
+ * Copyright (C) 2019  Yury Gubich <blue@macaw.me>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef SHARED_DEFINES_H
+#define SHARED_DEFINES_H
+
+#define SHARED_UNUSED(x) (void)(x)
+
+#endif

shared/identity.cpp

@@ -121,6 +121,8 @@ QDataStream & Shared::Identity::operator >> (QDataStream& stream) const {
     stream << type;
     stream << language;
     stream << name;
+
+    return stream;
 }
 
 QDataStream & Shared::Identity::operator << (QDataStream& stream) {
@@ -128,6 +130,8 @@ QDataStream & Shared::Identity::operator << (QDataStream& stream) {
     stream >> type;
     stream >> language;
     stream >> name;
+
+    return stream;
 }
 
 QDataStream & operator >> (QDataStream& stream, Shared::Identity& identity) {

shared/shared.h

@@ -19,6 +19,7 @@
 #ifndef SHARED_H
 #define SHARED_H
 
+#include "defines.h"
 #include "enums.h"
 #include "global.h"
 #include "icons.h"