* Implementation of GiNaC's wildcard objects. */
/*
- * GiNaC Copyright (C) 1999-2003 Johannes Gutenberg University Mainz, Germany
+ * GiNaC Copyright (C) 1999-2007 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
*
* 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
*/
#include <iostream>
#include "wildcard.h"
-#include "print.h"
#include "archive.h"
#include "utils.h"
// default constructor
//////////
-wildcard::wildcard() : inherited(TINFO_wildcard), label(0)
+wildcard::wildcard() : inherited(&wildcard::tinfo_static), label(0)
{
setflag(status_flags::evaluated | status_flags::expanded);
}
// other constructors
//////////
-wildcard::wildcard(unsigned l) : inherited(TINFO_wildcard), label(l)
+wildcard::wildcard(unsigned l) : inherited(&wildcard::tinfo_static), label(l)
{
setflag(status_flags::evaluated | status_flags::expanded);
}
void wildcard::do_print_tree(const print_tree & c, unsigned level) const
{
- c.s << std::string(level, ' ') << class_name() << " (" << label << ")"
+ c.s << std::string(level, ' ') << class_name() << "(" << label << ")" << " @" << this
<< std::hex << ", hash=0x" << hashvalue << ", flags=0x" << flags << std::dec
<< std::endl;
}
// this is where the schoolbook method
// (golden_ratio_hash(tinfo()) ^ label)
// is not good enough yet...
- hashvalue = golden_ratio_hash(golden_ratio_hash(tinfo()) ^ label);
+ hashvalue = golden_ratio_hash(golden_ratio_hash((p_int)tinfo()) ^ label);
setflag(status_flags::hash_calculated);
return hashvalue;
}
return is_equal(ex_to<basic>(pattern));
}
+bool haswild(const ex & x)
+{
+ if (is_a<wildcard>(x))
+ return true;
+ for (size_t i=0; i<x.nops(); ++i)
+ if (haswild(x.op(i)))
+ return true;
+ return false;
+}
+
} // namespace GiNaC