add include guard for empty-visitor.hpp

stack-of-tasks · Sep 26, 2024 · aa2c54b · aa2c54b
1 parent a99c268
commit aa2c54b
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/include/eigenpy/utils/empty-visitor.hpp b/include/eigenpy/utils/empty-visitor.hpp
@@ -1,3 +1,6 @@
+#ifndef __eigenpy_utils_empty_visitor_hpp__
+#define __eigenpy_utils_empty_visitor_hpp__
+
 #include <boost/python.hpp>
 
 namespace eigenpy {
@@ -9,3 +12,5 @@ struct EmptyPythonVisitor
 };
 
 }  // namespace eigenpy
+
+#endif  // ifndef __eigenpy_utils_empty_visitor_hpp__