From cca66b9ec4e494c1d919bff0f71a820d8afab1fa Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 20:24:48 +0200
Subject: Adding upstream version 1.2.2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/xml/repr-sorting.cpp | 68 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 src/xml/repr-sorting.cpp

(limited to 'src/xml/repr-sorting.cpp')

diff --git a/src/xml/repr-sorting.cpp b/src/xml/repr-sorting.cpp
new file mode 100644
index 0000000..9fd3b22
--- /dev/null
+++ b/src/xml/repr-sorting.cpp
@@ -0,0 +1,68 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/** @file
+ * TODO: insert short description here
+ *//*
+ * Authors: see git history
+ *
+ * Copyright (C) 2018 Authors
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include "util/longest-common-suffix.h"
+#include "xml/repr.h"
+#include "xml/node-iterators.h"
+#include "repr-sorting.h"
+
+Inkscape::XML::Node const *LCA(Inkscape::XML::Node const *a, Inkscape::XML::Node const *b)
+{
+    using Inkscape::Algorithms::nearest_common_ancestor;
+    Inkscape::XML::Node const *ancestor =
+        nearest_common_ancestor<Inkscape::XML::NodeConstParentIterator>(a, b, nullptr);
+    bool OK = false;
+    if (ancestor) {
+        if (ancestor->type() != Inkscape::XML::NodeType::DOCUMENT_NODE) {
+            OK = true;
+        }
+    }
+    if ( OK ) {
+        return ancestor;
+    } else {
+        return nullptr;
+    }
+}
+
+Inkscape::XML::Node *LCA(Inkscape::XML::Node *a, Inkscape::XML::Node *b)
+{
+    Inkscape::XML::Node const *tmp = LCA(const_cast<Inkscape::XML::Node const *>(a), const_cast<Inkscape::XML::Node const *>(b));
+    return const_cast<Inkscape::XML::Node *>(tmp);
+}
+
+Inkscape::XML::Node const *AncetreFils(Inkscape::XML::Node const *descendent, Inkscape::XML::Node const *ancestor)
+{
+    Inkscape::XML::Node const *result = nullptr;
+    if ( descendent && ancestor ) {
+        if (descendent->parent() == ancestor) {
+            result = descendent;
+        } else {
+            result = AncetreFils(descendent->parent(), ancestor);
+        }
+    }
+    return result;
+}
+
+Inkscape::XML::Node *AncetreFils(Inkscape::XML::Node *descendent, Inkscape::XML::Node *ancestor)
+{
+    Inkscape::XML::Node const * tmp = AncetreFils(const_cast<Inkscape::XML::Node const*>(descendent), const_cast<Inkscape::XML::Node const*>(ancestor));
+    return const_cast<Inkscape::XML::Node *>(tmp);
+}
+
+/*
+  Local Variables:
+  mode:c++
+  c-file-style:"stroustrup"
+  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+  indent-tabs-mode:nil
+  fill-column:99
+  End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :
-- 
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