o3tl: add make_unique template till we can't use std::make_unique

Change-Id: I48b26f0199e339badf7a0e2bed322ca701689d13
Reviewed-on: https://gerrit.libreoffice.org/15846
Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>
Tested-by: Jenkins <ci@libreoffice.org>

1 files changed, 34 insertions, 0 deletions

diff --git a/include/o3tl/make_unique.hxx b/include/o3tl/make_unique.hxx
new file mode 100644
index 000000000000..2be03e9dc9cf
--- /dev/null
+++ b/include/o3tl/make_unique.hxx
@@ -0,0 +1,34 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#ifndef INCLUDED_O3TL_MAKE_UNIQUE_HXX
+#define INCLUDED_O3TL_MAKE_UNIQUE_HXX
+
+#include <memory>
+#include <utility>
+
+namespace o3tl
+{
+
+/**
+ * Constructs an object of type T and wraps it in a std::unique_ptr.
+ *
+ * Can be replaced by std::make_unique when we allow C++14.
+ */
+template<typename T, typename... Args>
+typename std::unique_ptr<T> make_unique(Args&& ... args)
+{
+    return std::unique_ptr<T>(new T(std::forward<Args>(args)...));
+}
+
+}
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */