* Interface to relations between expressions. */
/*
- * GiNaC Copyright (C) 1999-2005 Johannes Gutenberg University Mainz, Germany
+ * GiNaC Copyright (C) 1999-2016 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
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#ifndef __GINAC_RELATIONAL_H__
-#define __GINAC_RELATIONAL_H__
+#ifndef GINAC_RELATIONAL_H
+#define GINAC_RELATIONAL_H
#include "basic.h"
#include "ex.h"
+#include "archive.h"
namespace GiNaC {
ex subs(const exmap & m, unsigned options = 0) const;
ex eval(int level=0) const;
+ /** Save (a.k.a. serialize) object into archive. */
+ void archive(archive_node& n) const;
+ /** Read (a.k.a. deserialize) object from archive. */
+ void read_archive(const archive_node& n, lst& syms);
protected:
ex eval_ncmul(const exvector & v) const;
bool match_same_type(const basic & other) const;
unsigned return_type() const;
- unsigned return_type_tinfo() const;
+ return_type_t return_type_tinfo() const;
unsigned calchash() const;
// new virtual functions which can be overridden by derived classes
// non-virtual functions in this class
private:
- // For conversions to boolean, as would be used in an if conditional,
+ // For conversions to Boolean, as would be used in an if conditional,
// implicit conversions from bool to int have a large number of
// undesirable side effects. The following safe_bool type enables
// use of relational objects in conditionals without those side effects
ex rh;
operators o;
};
+GINAC_DECLARE_UNARCHIVER(relational);
// utility functions
-/** Specialization of is_exactly_a<relational>(obj) for relational objects. */
-template<> inline bool is_exactly_a<relational>(const basic & obj)
-{
- return obj.tinfo()==TINFO_relational;
-}
-
// inlined functions for efficiency
inline relational::safe_bool relational::operator!() const
{
} // namespace GiNaC
-#endif // ndef __GINAC_RELATIONAL_H__
+#endif // ndef GINAC_RELATIONAL_H