- change triggered by newer automake version

[ginac.git] / ginac / expairseq.h

diff --git a/ginac/expairseq.h b/ginac/expairseq.h
index 50fba2ff994d3adf56e76bbc9b37d6c3bf8aea4c..d9d7bf0530ecf6f78ef294f90be03fba848e63d2 100644 (file)
--- a/ginac/expairseq.h
+++ b/ginac/expairseq.h
@@ -3,7 +3,7 @@
  *  Interface to sequences of expression pairs. */
 
 /*
- *  GiNaC Copyright (C) 1999 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2000 Johannes Gutenberg University Mainz, Germany
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -57,6 +57,8 @@ typedef vector<epplist> epplistvector;
  *  the same way.) */
 class expairseq : public basic
 {
+    GINAC_DECLARE_REGISTERED_CLASS(expairseq, basic)
+
 // member functions
 
     // default constructor, destructor, copy constructor assignment operator and helpers
@@ -94,7 +96,7 @@ public:
     void printraw(ostream & os) const;
     void printtree(ostream & os, unsigned indent) const;
     bool info(unsigned inf) const;
-    int nops() const;
+    unsigned nops() const;
     ex op(int const i) const;
     ex & let_op(int const i);
     ex eval(int level=0) const;