1 files changed, 4 insertions, 1 deletions

diff --git a/src/perform.h b/src/perform.h
index add5a09..93c8b9a 100644
--- a/src/perform.h
+++ b/src/perform.h
@@ -4,6 +4,9 @@
 #include <stdint.h>
 #include <list>
 #include <string>
+#include <map>
+
+typedef std::map<std::string,std::string> VarMap;
 
 class Build;
 
@@ -15,7 +18,7 @@ public:
 
         void addParam( const char *sParam );
         virtual Perform *duplicate( Build &bld, const std::string &cont ) = 0;
-        void copyData( Perform *pSrc, Build &bld, const std::string &cont );
+        void copyData( Perform *pSrc, Build &bld, const std::string &cont, VarMap *mExtra );
         std::string getTarget()
         {
                 return sTarget;