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-rw-r--r--lily/include/axes.hh8
1 files changed, 8 insertions, 0 deletions
diff --git a/lily/include/axes.hh b/lily/include/axes.hh
index 812d983faa..3e0284b68d 100644
--- a/lily/include/axes.hh
+++ b/lily/include/axes.hh
@@ -20,4 +20,12 @@ class String;
String axis_name_str (Axis);
+/**
+ the operator ++ for Axis.
+ */
+Axis post_incr(Axis &);
+Axis incr(Axis &);
+//Axis operator++(Axis);
+
+
#endif // AXES_HH