cmake: avoid de-duplication of user's CXXFLAGS

[quassel.git] / src / common / util.h

diff --git a/src/common/util.h b/src/common/util.h
index 19aeb4f..3aabd2f 100644 (file)
--- a/src/common/util.h
+++ b/src/common/util.h
@@ -1,5 +1,5 @@
 /***************************************************************************
- *   Copyright (C) 2005-2019 by the Quassel Project                        *
+ *   Copyright (C) 2005-2022 by the Quassel Project                        *
  *   devel@quassel-irc.org                                                 *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
@@ -23,6 +23,7 @@
 #include "common-export.h"
 
 #include <QList>
+#include <QSet>
 #include <QString>
 #include <QVariant>
 
@@ -50,6 +51,16 @@ COMMON_EXPORT QString decodeString(const QByteArray& input, QTextCodec* codec =
 
 COMMON_EXPORT uint editingDistance(const QString& s1, const QString& s2);
 
+template<typename T>
+QSet<T> toQSet(const QList<T>& list)
+{
+#if QT_VERSION < QT_VERSION_CHECK(5, 14, 0)
+    return list.toSet();
+#else
+    return {list.begin(), list.end()};
+#endif
+}
+
 template<typename T>
 QVariantList toVariantList(const QList<T>& list)
 {