*
* Interface to GiNaC's clifford objects. */
-#ifndef _CLIFFORD_H_
-#define _CLIFFORD_H_
+/*
+ * GiNaC Copyright (C) 1999 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
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * 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
+ */
-#include <string>
+#ifndef __GINAC_CLIFFORD_H__
+#define __GINAC_CLIFFORD_H__
-class clifford;
+#include <string>
+#include <ginac/indexed.h>
+#include <ginac/ex.h>
-#include "indexed.h"
+#ifndef NO_GINAC_NAMESPACE
+namespace GiNaC {
+#endif // ndef NO_GINAC_NAMESPACE
/** Base class for clifford object */
class clifford : public indexed
extern const clifford some_clifford;
extern type_info const & typeid_clifford;
-// macros
-
-#define ex_to_clifford(X) static_cast<clifford const &>(*(X).bp)
-
-#endif // ndef _CLIFFORD_H_
+// utility functions
+inline const clifford &ex_to_clifford(const ex &e)
+{
+ return static_cast<const clifford &>(*e.bp);
+}
+#ifndef NO_GINAC_NAMESPACE
+} // namespace GiNaC
+#endif // ndef NO_GINAC_NAMESPACE
+#endif // ndef __GINAC_CLIFFORD_H__