1 files changed, 77 insertions, 0 deletions
diff --git a/desktop/source/deployment/misc/dp_version.cxx b/desktop/source/deployment/misc/dp_version.cxx
new file mode 100644
index 000000000000..5c563b7dafb7
--- /dev/null
+++ b/desktop/source/deployment/misc/dp_version.cxx
@@ -0,0 +1,77 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+// MARKER(update_precomp.py): autogen include statement, do not remove
+#include "precompiled_desktop.hxx"
+
+#include "sal/config.h"
+
+#include "com/sun/star/deployment/XPackage.hpp"
+#include "rtl/ustring.hxx"
+
+#include "dp_version.hxx"
+
+namespace {
+
+namespace css = ::com::sun::star;
+
+::rtl::OUString getElement(::rtl::OUString const & version, ::sal_Int32 * index)
+{
+    while (*index < version.getLength() && version[*index] == '0') {
+        ++*index;
+    }
+    return version.getToken(0, '.', *index);
+}
+
+}
+
+namespace dp_misc {
+
+::dp_misc::Order compareVersions(
+    ::rtl::OUString const & version1, ::rtl::OUString const & version2)
+{
+    for (::sal_Int32 i1 = 0, i2 = 0; i1 >= 0 || i2 >= 0;) {
+        ::rtl::OUString e1(getElement(version1, &i1));
+        ::rtl::OUString e2(getElement(version2, &i2));
+        if (e1.getLength() < e2.getLength()) {
+            return ::dp_misc::LESS;
+        } else if (e1.getLength() > e2.getLength()) {
+            return ::dp_misc::GREATER;
+        } else if (e1 < e2) {
+            return ::dp_misc::LESS;
+        } else if (e1 > e2) {
+            return ::dp_misc::GREATER;
+        }
+    }
+    return ::dp_misc::EQUAL;
+}
+
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */