Update copyright statements.

[ginac.git] / ginac / structure.h

diff --git a/ginac/structure.h b/ginac/structure.h
index 23ae9c29bc43c911d09070f9712ad631b7d0c1a3..113be148de16762b1e396421d038de42749d7b92 100644 (file)
--- a/ginac/structure.h
+++ b/ginac/structure.h
@@ -3,7 +3,7 @@
  *  Wrapper template for making GiNaC classes out of C++ structures. */
 
 /*
- *  GiNaC Copyright (C) 1999-2005 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2014 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
@@ -20,10 +20,8 @@
  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  */
 
-#ifndef __GINAC_STRUCTURE_H__
-#define __GINAC_STRUCTURE_H__
-
-#include <functional>
+#ifndef GINAC_STRUCTURE_H
+#define GINAC_STRUCTURE_H
 
 #include "ex.h"
 #include "ncmul.h"
@@ -31,10 +29,9 @@
 #include "operators.h"
 #include "print.h"
 
-namespace GiNaC {
-
-extern unsigned next_structure_tinfo_key;
+#include <functional>
 
+namespace GiNaC {
 
 /** Comparison policy: all structures of one type are equal */
 template <class T>
@@ -119,13 +116,11 @@ class structure : public basic, public ComparisonPolicy<T> {
        GINAC_DECLARE_REGISTERED_CLASS(structure, basic)
 
        // helpers
-       static unsigned get_tinfo() { return reg_info.options.get_id(); }
        static const char *get_class_name() { return "structure"; }
-
        // constructors
 public:
        /** Construct structure as a copy of a given C++ structure. */
-       structure(const T & t) : inherited(get_tinfo()), obj(t) { }
+       structure(const T & t) : obj(t) { }
 
        // functions overriding virtual functions from base classes
        // All these are just defaults that can be specialized by the user
@@ -156,8 +151,8 @@ public:
        ex & operator[](size_t i) { return inherited::operator[](i); }
 
        // pattern matching
-       bool has(const ex & other) const { return inherited::has(other); }
-       bool match(const ex & pattern, lst & repl_lst) const { return inherited::match(pattern, repl_lst); }
+       bool has(const ex & other, unsigned options = 0) const { return inherited::has(other, options); }
+       bool match(const ex & pattern, exmap& repl_lst) const { return inherited::match(pattern, repl_lst); }
 protected:
        bool match_same_type(const basic & other) const { return true; }
 public:
@@ -201,7 +196,13 @@ public:
 
        // noncommutativity
        unsigned return_type() const { return return_types::commutative; }
-       unsigned return_type_tinfo() const { return tinfo(); }
+       return_type_t return_type_tinfo() const 
+       {
+               return_type_t r;
+               r.rl = 0;
+               r.tinfo = &typeid(*this);
+               return r;
+       }
 
 protected:
        bool is_equal_same_type(const basic & other) const
@@ -209,7 +210,7 @@ protected:
                GINAC_ASSERT(is_a<structure>(other));
                const structure & o = static_cast<const structure &>(other);
 
-               return struct_is_equal(&obj, &o.obj);
+               return this->struct_is_equal(&obj, &o.obj);
        }
 
        unsigned calchash() const { return inherited::calchash(); }
@@ -220,7 +221,6 @@ public:
        const T *operator->() const { return &obj; }
        T &get_struct() { return obj; }
        const T &get_struct() const { return obj; }
-
 private:
        T obj;
 };
@@ -228,25 +228,7 @@ private:
 
 /** Default constructor */
 template <class T, template <class> class CP>
-structure<T, CP>::structure() : inherited(get_tinfo()) { }
-
-/** Construct object from archive_node. */
-template <class T, template <class> class CP>
-structure<T, CP>::structure(const archive_node &n, lst &sym_lst) : inherited(n, sym_lst) {}
-
-/** Unarchive the object. */
-template <class T, template <class> class CP>
-ex structure<T, CP>::unarchive(const archive_node &n, lst &sym_lst)
-{
-       return (new structure(n, sym_lst))->setflag(status_flags::dynallocated);
-}
-
-/** Archive the object. */
-template <class T, template <class> class CP>
-void structure<T, CP>::archive(archive_node &n) const
-{
-       inherited::archive(n);
-}
+structure<T, CP>::structure() { }
 
 /** Compare two structures of the same type. */
 template <class T, template <class> class CP>
@@ -255,13 +237,12 @@ int structure<T, CP>::compare_same_type(const basic & other) const
        GINAC_ASSERT(is_a<structure>(other));
        const structure & o = static_cast<const structure &>(other);
 
-       return struct_compare(&obj, &o.obj);
+       return this->struct_compare(&obj, &o.obj);
 }
 
 template <class T, template <class> class CP>
-registered_class_info structure<T, CP>::reg_info = registered_class_info(registered_class_options(structure::get_class_name(), "basic", next_structure_tinfo_key++, &structure::unarchive));
-
+registered_class_info structure<T, CP>::reg_info = registered_class_info(registered_class_options(structure::get_class_name(), "basic", typeid(structure<T, CP>)));
 
 } // namespace GiNaC
 
-#endif // ndef __GINAC_STRUCTURE_H__
+#endif // ndef GINAC_STRUCTURE_H