Take XmlRpcValue by *const* ref. in operator<<

This allows to use the operator<< also with const references to XmlRpcValue objects, not only non-const ones.
ros · Mar 15, 2018 · 506d7a5 · 506d7a5
1 parent 94aaaec
commit 506d7a5
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/utilities/xmlrpcpp/include/xmlrpcpp/XmlRpcValue.h b/utilities/xmlrpcpp/include/xmlrpcpp/XmlRpcValue.h
@@ -189,7 +189,7 @@ namespace XmlRpc {
 } // namespace XmlRpc
 
 
-std::ostream& operator<<(std::ostream& os, XmlRpc::XmlRpcValue& v);
+std::ostream& operator<<(std::ostream& os, const XmlRpc::XmlRpcValue& v);
 
 
 #endif // _XMLRPCVALUE_H_