#include "OutputEnums.h"
-#include "support/docstring.h"
+#include "support/strfwd.h"
#include <map>
#include <vector>
bool remove(docstring const & cnt);
/// Copy counters whose name matches match from the &from to
/// the &to array of counters. Empty string matches all.
- void copy(Counters & from, Counters & to,
+ void copy(Counters const & from, Counters & to,
docstring const & match = docstring());
/** returns the expanded string representation of counter \c
* c. The \c lang code is used to translate the string.