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-rw-r--r--src/ui/tool/node.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/ui/tool/node.cpp b/src/ui/tool/node.cpp
index e246bf997..fbbc4be64 100644
--- a/src/ui/tool/node.cpp
+++ b/src/ui/tool/node.cpp
@@ -1217,6 +1217,7 @@ Handle *Node::handleToward(Node *to)
return back();
}
g_error("Node::handleToward(): second node is not adjacent!");
+ return NULL;
}
Node *Node::nodeToward(Handle *dir)
@@ -1228,6 +1229,7 @@ Node *Node::nodeToward(Handle *dir)
return _prev();
}
g_error("Node::nodeToward(): handle is not a child of this node!");
+ return NULL;
}
Handle *Node::handleAwayFrom(Node *to)
@@ -1239,6 +1241,7 @@ Handle *Node::handleAwayFrom(Node *to)
return front();
}
g_error("Node::handleAwayFrom(): second node is not adjacent!");
+ return NULL;
}
Node *Node::nodeAwayFrom(Handle *h)
@@ -1250,6 +1253,7 @@ Node *Node::nodeAwayFrom(Handle *h)
return _next();
}
g_error("Node::nodeAwayFrom(): handle is not a child of this node!");
+ return NULL;
}
Glib::ustring Node::_getTip(unsigned state) const