From 2195f10d152a52e01ccab0a6528f8758752d66a9 Mon Sep 17 00:00:00 2001
From: B3n30 <benediktthomas@gmail.com>
Date: Mon, 8 Oct 2018 23:28:54 +0200
Subject: Adressed review comments

---
 src/common/logging/backend.cpp |  3 ++-
 src/common/threadsafe_queue.h  | 13 +++++++------
 2 files changed, 9 insertions(+), 7 deletions(-)

(limited to 'src/common')

diff --git a/src/common/logging/backend.cpp b/src/common/logging/backend.cpp
index 276e49f86..b369f199f 100644
--- a/src/common/logging/backend.cpp
+++ b/src/common/logging/backend.cpp
@@ -83,7 +83,8 @@ private:
                     backend->Write(e);
                 }
             };
-            while (message_queue.PopWait(entry)) {
+            while (true) {
+                entry = message_queue.PopWait();
                 if (entry.final_entry) {
                     break;
                 }
diff --git a/src/common/threadsafe_queue.h b/src/common/threadsafe_queue.h
index 4fdcecca0..821e8536a 100644
--- a/src/common/threadsafe_queue.h
+++ b/src/common/threadsafe_queue.h
@@ -40,7 +40,7 @@ public:
     template <typename Arg>
     void Push(Arg&& t) {
         // create the element, add it to the queue
-        write_ptr->current = std::move(t);
+        write_ptr->current = std::forward<Arg>(t);
         // set the next pointer to a new element ptr
         // then advance the write pointer
         ElementPtr* new_ptr = new ElementPtr();
@@ -69,7 +69,6 @@ public:
         --size;
 
         ElementPtr* tmpptr = read_ptr;
-
         read_ptr = tmpptr->next.load(std::memory_order_acquire);
         t = std::move(tmpptr->current);
         tmpptr->next.store(nullptr);
@@ -77,12 +76,14 @@ public:
         return true;
     }
 
-    bool PopWait(T& t) {
+    T PopWait() {
         if (Empty()) {
             std::unique_lock<std::mutex> lock(cv_mutex);
             cv.wait(lock, [this]() { return !Empty(); });
         }
-        return Pop(t);
+        T t;
+        Pop(t);
+        return t;
     }
 
     // not thread-safe
@@ -148,8 +149,8 @@ public:
         return spsc_queue.Pop(t);
     }
 
-    bool PopWait(T& t) {
-        return spsc_queue.PopWait(t);
+    T PopWait() {
+        return spsc_queue.PopWait();
     }
 
     // not thread-safe
-- 
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