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[ginac.git] / ginac / structure.cpp

diff --git a/ginac/structure.cpp b/ginac/structure.cpp
index d829ba2431a3eae6a292144ab944c2778548e227..992a68ceb450fb64b84aa70e98b6a17118caa766 100644 (file)
--- a/ginac/structure.cpp
+++ b/ginac/structure.cpp
@@ -1,9 +1,9 @@
 /** @file structure.cpp
  *
- *  Implementation of 'abstract' class structure. */
+ *  Wrapper template for making GiNaC classes out of C++ structures. */
 
 /*
- *  GiNaC Copyright (C) 1999-2000 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2004 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
@@ -20,163 +20,11 @@
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
-#include <string>
-
 #include "structure.h"
-#include "debugmsg.h"
 
-#ifndef NO_GINAC_NAMESPACE
 namespace GiNaC {
-#endif // ndef NO_GINAC_NAMESPACE
-
-//////////
-// default constructor, destructor, copy constructor assignment operator and helpers
-//////////
-
-// public
-
-structure::structure()
-{
-    debugmsg("structure default constructor",LOGLEVEL_CONSTRUCT);
-    tinfo_key = TINFO_structure;
-}
-
-structure::~structure()
-{
-    debugmsg("structure destructor",LOGLEVEL_DESTRUCT);
-    destroy(0);
-}
-
-structure::structure(const structure & other)
-{
-    debugmsg("structure copy constructor",LOGLEVEL_CONSTRUCT);
-    copy(other);
-}
-
-const structure & structure::operator=(const structure & other)
-{
-    debugmsg("structure operator=",LOGLEVEL_ASSIGNMENT);
-    if (this != &other) {
-        destroy(1);
-        copy(other);
-    }
-    return *this;
-}
-
-// protected
-
-void structure::copy(const structure & other)
-{
-    basic::copy(other);
-}
-
-void structure::destroy(bool call_parent)
-{
-    if (call_parent) basic::destroy(call_parent);
-}
-
-//////////
-// other constructors
-//////////
-
-// none
-
-//////////
-// structures overriding virtual structures from bases classes
-//////////
-
-// public
-
-basic * structure::duplicate() const
-{
-    debugmsg("structure duplicate",LOGLEVEL_DUPLICATE);
-    return new structure(*this);
-}
-
-void structure::printraw(ostream & os) const
-{
-    debugmsg("structure printraw",LOGLEVEL_PRINT);
-
-    os << "structure(hash=" << hashvalue << ",flags=" << flags << ")";
-}
-
-void structure::print(ostream & os, unsigned upper_precedence) const
-{
-    debugmsg("structure print",LOGLEVEL_PRINT);
-
-    os << "structure()";
-}
-
-void structure::printtree(ostream & os, unsigned indent) const
-{
-    debugmsg("structure printtree",LOGLEVEL_PRINT);
-
-    os << string(indent,' ') << "structure "
-       << "hash=" << hashvalue << " (0x" << hex << hashvalue << dec << ")"
-       << ", flags=" << flags << endl;
-}
-
-void structure::printcsrc(ostream & os, unsigned type, unsigned upper_precedence) const
-{
-    debugmsg("structure print csrc",LOGLEVEL_PRINT);
-
-    os << "structure()";
-}
-
-// protected
-
-int structure::compare_same_type(const basic & other) const
-{
-    GINAC_ASSERT(is_of_type(other, structure));
-    return 0; // all structures are the same
-}
-
-bool structure::is_equal_same_type(const basic & other) const
-{
-    GINAC_ASSERT(is_of_type(other, structure));
-    return true; // all structures are the same
-}
-
-//////////
-// new virtual structures which can be overridden by derived classes
-//////////
-
-// none
-
-//////////
-// non-virtual structures in this class
-//////////
-
-// protected
-
-vector<registered_structure_info> & structure::registered_structures(void)
-{
-    static vector<registered_structure_info> * rs=new vector<registered_structure_info>;
-    return *rs;
-}
-
-// public
-
-unsigned structure::register_new(const char * nm)
-{
-    registered_structure_info rsi={nm};
-    registered_structures().push_back(rsi);
-    return registered_structures().size()-1;
-}
-
-//////////
-// static member variables
-//////////
-
-// none
-
-//////////
-// global constants
-//////////
 
-const structure some_structure;
-const type_info & typeid_structure=typeid(some_structure);
+/** Next free tinfo_key for structure types. */
+unsigned next_structure_tinfo_key = TINFO_structure;
 
-#ifndef NO_GINAC_NAMESPACE
 } // namespace GiNaC
-#endif // ndef NO_GINAC_NAMESPACE