forked from amazingfate/loongoffice
65 lines
1.9 KiB
C++
65 lines
1.9 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <sal/config.h>
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#include <com/sun/star/deployment/XPackage.hpp>
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#include <rtl/ustring.hxx>
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#include "dp_version.hxx"
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namespace {
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OUString getElement(OUString const & version, ::sal_Int32 * index)
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{
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while (*index < version.getLength() && version[*index] == '0') {
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++*index;
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}
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return version.getToken(0, '.', *index);
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}
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}
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namespace dp_misc {
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::dp_misc::Order compareVersions(
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OUString const & version1, OUString const & version2)
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{
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for (::sal_Int32 i1 = 0, i2 = 0; i1 >= 0 || i2 >= 0;) {
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OUString e1(i1 >= 0 ? getElement(version1, &i1) : OUString());
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OUString e2(i2 >= 0 ? getElement(version2, &i2) : OUString());
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if (e1.getLength() < e2.getLength()) {
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return ::dp_misc::LESS;
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} else if (e1.getLength() > e2.getLength()) {
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return ::dp_misc::GREATER;
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} else if (e1 < e2) {
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return ::dp_misc::LESS;
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} else if (e1 > e2) {
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return ::dp_misc::GREATER;
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}
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}
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return ::dp_misc::EQUAL;
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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