From 90940a774eab876c38d5cef981b4be5bae67a462 Mon Sep 17 00:00:00 2001
From: Stanislaw Halik <sthalik@misaki.pl>
Date: Sun, 8 Jul 2018 23:20:56 +0200
Subject: modernize only

---
 compat/copyable-mutex.cpp |  9 +++------
 compat/copyable-mutex.hpp |  6 +++---
 compat/qhash.hpp          | 15 +++++++++++++++
 3 files changed, 21 insertions(+), 9 deletions(-)
 create mode 100644 compat/qhash.hpp

(limited to 'compat')

diff --git a/compat/copyable-mutex.cpp b/compat/copyable-mutex.cpp
index 7c112c5e..dde84c83 100644
--- a/compat/copyable-mutex.cpp
+++ b/compat/copyable-mutex.cpp
@@ -2,10 +2,7 @@
 
 mutex& mutex::operator=(const mutex& datum)
 {
-    inner = nullptr;
-    inner = std::make_unique<QMutex>(datum->isRecursive()
-                                     ? QMutex::Recursive
-                                     : QMutex::NonRecursive);
+    inner.emplace(datum->isRecursive() ? QMutex::Recursive : QMutex::NonRecursive);
     return *this;
 }
 
@@ -15,7 +12,7 @@ mutex::mutex(const mutex& datum)
 }
 
 mutex::mutex(mutex::mode m) :
-    inner(std::make_unique<QMutex>(static_cast<QMutex::RecursionMode>(int(m))))
+    inner { std::in_place, static_cast<QMutex::RecursionMode>(int(m)) }
 {
 }
 
@@ -31,6 +28,6 @@ QMutex* mutex::operator->() const
 
 mutex::operator QMutex*() const
 {
-    return const_cast<QMutex*>(inner.get());
+    return const_cast<QMutex*>(&inner.value());
 }
 
diff --git a/compat/copyable-mutex.hpp b/compat/copyable-mutex.hpp
index af82876d..46c6c88c 100644
--- a/compat/copyable-mutex.hpp
+++ b/compat/copyable-mutex.hpp
@@ -1,6 +1,6 @@
 #pragma once
 
-#include <memory>
+#include <optional>
 
 #include <QMutex>
 
@@ -8,7 +8,7 @@
 
 class OTR_COMPAT_EXPORT mutex
 {
-    std::unique_ptr<QMutex> inner;
+    std::optional<QMutex> inner;
 
 public:
     enum mode
@@ -19,7 +19,7 @@ public:
 
     mutex& operator=(const mutex& datum);
     mutex(const mutex& datum);
-    mutex(mode m = normal);
+    explicit mutex(mode m = normal);
 
     QMutex* operator&() const;
     operator QMutex*() const;
diff --git a/compat/qhash.hpp b/compat/qhash.hpp
new file mode 100644
index 00000000..a9685007
--- /dev/null
+++ b/compat/qhash.hpp
@@ -0,0 +1,15 @@
+#pragma once
+
+#include <functional>
+#include <QString>
+#include <QHashFunctions>
+
+namespace std {
+template<> struct hash<QString>
+{
+    inline unsigned operator()(const QString& value) const
+    {
+        return qHash(value);
+    }
+};
+}
-- 
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