* Avoid bad choice of main variable in heuristic gcd [Alexei Sheplyakov].

[ginac.git] / ginac / wildcard.h

diff --git a/ginac/wildcard.h b/ginac/wildcard.h
index 1842ce7afd7e4c1b434cedb4e65a14e4e03a9171..1e51b3768ad181693132a39a9c683a72f84ecce3 100644 (file)
--- a/ginac/wildcard.h
+++ b/ginac/wildcard.h
@@ -3,7 +3,7 @@
  *  Interface to GiNaC's wildcard objects. */
 
 /*
- *  GiNaC Copyright (C) 1999-2004 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2005 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
@@ -17,7 +17,7 @@
  *
  *  You should have received a copy of the GNU General Public License
  *  along with this program; if not, write to the Free Software
- *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  */
 
 #ifndef __GINAC_WILDCARD_H__
@@ -63,18 +63,15 @@ private:
 
 // utility functions
 
-/** Specialization of is_exactly_a<wildcard>(obj) for wildcard objects. */
-template<> inline bool is_exactly_a<wildcard>(const basic & obj)
-{
-        return obj.tinfo()==TINFO_wildcard;
-}
-
 /** Create a wildcard object with the specified label. */
 inline ex wild(unsigned label = 0)
 {
        return wildcard(label);
 }
 
+/** Check whether x has a wildcard anywhere as a subexpression. */
+bool haswild(const ex & x);
+
 } // namespace GiNaC
 
 #endif // ndef __GINAC_WILDCARD_H__