* zeta(n,x) is now zetaderiv(n,s)

[ginac.git] / ginac / fail.h

diff --git a/ginac/fail.h b/ginac/fail.h
index a681d5598ccfa1734abfa8eb9bfd3b892b7b7237..75a75bfcc10a01921228d7e2bce23939b3882874 100644 (file)
--- a/ginac/fail.h
+++ b/ginac/fail.h
@@ -33,10 +33,12 @@ class fail : public basic
        GINAC_DECLARE_REGISTERED_CLASS(fail, basic)
        
        // functions overriding virtual functions from base classes
-public:
-       void print(const print_context & c, unsigned level = 0) const;
 protected:
-       unsigned return_type(void) const { return return_types::noncommutative_composite; };
+       unsigned return_type() const { return return_types::noncommutative_composite; };
+
+       // non-virtual functions in this class
+protected:
+       void do_print(const print_context & c, unsigned level) const;
 };
 
 /** Specialization of is_exactly_a<fail>(obj) for fail objects. */