mhu24: add comphelper::newArray_{null,ex} helpers

Change-Id: I5cba60c8a14fc8d0adc0c4c5273aabbdd9830f91

comphelper/Package_inc.mk

@@ -123,5 +123,6 @@ $(eval $(call gb_Package_add_file,comphelper_inc,inc/comphelper/processfactory.h
 $(eval $(call gb_Package_add_file,comphelper_inc,inc/comphelper/sequenceashashmap.hxx,comphelper/sequenceashashmap.hxx))
 $(eval $(call gb_Package_add_file,comphelper_inc,inc/comphelper/configuration.hxx,comphelper/configuration.hxx))
 $(eval $(call gb_Package_add_file,comphelper_inc,inc/comphelper/configurationhelper.hxx,comphelper/configurationhelper.hxx))
+$(eval $(call gb_Package_add_file,comphelper_inc,inc/comphelper/newarray.hxx,comphelper/newarray.hxx))
 
 # vim: set noet sw=4 ts=4:

comphelper/inc/comphelper/newarray.hxx

+/* -*- 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/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef COMPHELPER_NEW_ARRAY_HXX
+#define COMPHELPER_NEW_ARRAY_HXX
+
+#include <limits>
+#include <new>
+#include <stddef.h>
+
+namespace comphelper {
+
+template<typename T> T *
+newArray_null(size_t const n) throw()
+{
+    if ((::std::numeric_limits<size_t>::max() / sizeof(T)) <= n) {
+        return 0;
+    }
+    return new (::std::nothrow) T[n];
+}
+
+template<typename T> T *
+newArray_ex(size_t const n)
+{
+    if ((::std::numeric_limits<size_t>::max() / sizeof(T)) <= n) {
+        throw ::std::bad_alloc();
+    }
+    return new T[n];
+}
+
+} // namespace comphelper
+
+#endif // COMPHELPER_NEW_ARRAY_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */