3 * Interface to 'abstract' class structure.
5 * GiNaC Copyright (C) 1999 Johannes Gutenberg University Mainz, Germany
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #ifndef __GINAC_STRUCTURE_H__
23 #define __GINAC_STRUCTURE_H__
25 #include <ginac/basic.h>
27 struct registered_structure_info {
31 /** The class structure is used to implement user defined classes
32 with named members which behave similar to ordinary C structs.
33 structure is an 'abstract' base class (it is possible but not
34 meaningful to make instances), the user defined structures
35 will be create by the perl script structure.pl */
37 class structure : public basic
41 // default constructor, destructor, copy constructor assignment operator and helpers
45 structure(structure const & other);
46 structure const & operator=(structure const & other);
48 void copy(structure const & other);
49 void destroy(bool call_parent);
54 // functions overriding virtual functions from bases classes
56 basic * duplicate() const;
57 void printraw(ostream & os) const;
58 void print(ostream & os, unsigned upper_precedence=0) const;
59 void printtree(ostream & os, unsigned indent) const;
60 void printcsrc(ostream & os, unsigned type, unsigned upper_precedence=0) const;
62 int compare_same_type(basic const & other) const;
63 bool is_equal_same_type(basic const & other) const;
65 // new virtual functions which can be overridden by derived classes
68 // non-virtual functions in this class
70 static vector<registered_structure_info> & registered_structures(void);
72 static unsigned register_new(char const * nm);
81 extern const structure some_structure;
82 extern type_info const & typeid_structure;
84 #endif // ndef __GINAC_STRUCTURE_H__